Pioneer HTZ-7 Service Manual
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Pioneer HTZ-7 Service Manual

Pioneer HTZ-7 Service Manual

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DVD SURROUND SYSTEM
HTZ-7
DVD CENTER UNIT
HTZ-C7
POWERED SUBWOOFER
HTZ-SW7, HTZ-ST7
THIS MANUAL IS APPLICABLE TO THE FOLLOWING MODEL(S) AND TYPE(S).
Model
Type
HTZ-7
MY
This product is a system(s) component.
This product does not function properly when independent; to avoid malfunctions, be sure
to connect it to the prescribed system component(s), otherwise damage may result.
HTZ-7 is a combination of the following components.
DVD SURROUND SYSTEM (HTZ-7)
CONTENTS
1. SAFETY INFORMATION ....................................... 2
2. EXPLODED VIEWS AND PARTS LIST ................... 4
3. SCHEMATIC DIAGRAM ...................................... 21
4. PCB CONNECTION DIAGRAM ............................ 56
5. PCB PARTS LIST ................................................ 81
6. ADJUSTMENT .................................................... 92
7. GENERAL INFORMATION ................................ 101
7.1 PARTS ........................................................ 101
7.1.1 IC .......................................................... 101
7.1.2 DISPLAY ............................................... 107
PIONEER ELECTRONIC CORPORATION
PIONEER ELECTRONICS SERVICE, INC. P.O. Box 1760, Long Beach, CA 90801-1760, U.S.A.
PIONEER ELECTRONIC (EUROPE) N.V. Haven 1087, Keetberglaan 1, 9120 Melsele, Belgium
PIONEER ELECTRONICS ASIACENTRE PTE. LTD. 253 Alexandra Road, #04-01, Singapore 159936
PIONEER ELECTRONIC CORPORATION 1999
Power Requirement
AC220- 230V
4-1, Meguro 1-Chome, Meguro-ku, Tokyo 153-8654, Japan
SATELLITE SPEAKER
AMP ASSY (A-SW7)
SATELLITE SPEAKER (HTZ-ST7)
7.2 DIAGNOSIS ................................................. 108
7.2.1 FAIL-SAFE ............................................ 108
7.2.3 DISASSEMBLY ..................................... 111
7.2.4 TEST MODE ......................................... 116
7.3 BLOCK DIAGRAM ....................................... 120
7.4 REMOTE CONTROL UNIT ........................... 122
7.4.2 SCHEMATIC DIAGRAM ......................... 124
ORDER NO.
RRV2111
Remarks
T-ZZY FEB. 1999 Printed in Japan

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  • Page 1: Table Of Contents

    PIONEER ELECTRONIC CORPORATION 4-1, Meguro 1-Chome, Meguro-ku, Tokyo 153-8654, Japan PIONEER ELECTRONICS SERVICE, INC. P.O. Box 1760, Long Beach, CA 90801-1760, U.S.A. PIONEER ELECTRONIC (EUROPE) N.V. Haven 1087, Keetberglaan 1, 9120 Melsele, Belgium PIONEER ELECTRONICS ASIACENTRE PTE. LTD. 253 Alexandra Road, #04-01, Singapore 159936 PIONEER ELECTRONIC CORPORATION 1999 T–ZZY FEB.

  • Page 2: Safety Information

    For the latest information, always consult the current Also test with plug reversed PIONEER Service Manual. A subscription to, or ad- (Using AC adapter ditional copies of, PIONEER Service Manual may be plug as required) obtained at a nominal charge from PIONEER.
  • Page 3 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 LASER DIODE CHARACTERISTICS IMPORTANT THIS PIONEER APPARATUS CONTAINS FOR DVD : MAXIMUM OUTPUT POWER : 7 mW WAVELENGTH : 650 nm LASER OF CLASS 1. FOR CD : MAXIMUM OUTPUT POWER : 5mW SERVICING OPERATION OF THE APPARATUS SHOULD BE DONE BY A SPECIALLY WAVELENGTH : 780 –...

  • Page 4: Exploded Views And Parts List

    HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 2. EXPLODED VIEWS AND PARTS LIST NOTES : Parts marked by “ NSP ” are generally unavailable because they are not in our Master Spare Parts List. mark found on some component parts indicates the importance of the safety factor of the part.
  • Page 5 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 PACKING PARTS LIST Mark No. Description Part No. Protector A AHA7242 Protector B AHA7257 Protector C AHA7244 Packing Case AHD7772 Packing Sheet (750 × 600 × 0.5) Z23–007 Operating Instructions ARE7230 (Setting up the HTZ–7) (English/French/German/Italian)
  • Page 6 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 2.1.2 EXTERIOR (1/2) CN5506 CN5502 CN5503 CN5501 EXTERIOR (2/2) CN5505 EXTERIOR (2/2) CN5508 CN5504 EXTERIOR (2/2) EXTERIOR (2/2) CN6201 CN7801 CN101 CN107 CN105 CN201 CN102 CN106 CN803 CN802 CN801 Refer to “ 2.1.3 EXTERIOR (2/2) ”.
  • Page 7 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 EXTERIOR (1/2) PARTS LIST Mark No. Description Part No. VIDEO ASSY AWU7402 MOTHER ASSY AWU7403 FRONT (1) ASSY AWU7163 FRONT (2) ASSY AWU7164 LAMP ASSY AWU7165 FM/AM TUNER MODULE AXQ7058 Rear Panel ANC7851 FCC Holder ANG7231...
  • Page 8 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 2.1.3 EXTERIOR (2/2) Refer to “ 2.1.4 LOADING MECHANISM ASSY”. EXTERIOR (1/2) To VIDEO ASSY CN7801 EXTERIOR (1/2) CN11 CN10 EXTERIOR (1/2) EXTERIOR (1/2) EXTERIOR CN101 (1/2) CN7002 CN7005 CN105 CN107 CN7004 CN7501 CN106 CN803 CN7502...
  • Page 9 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 EXTERIOR (2/2) PARTS LIST Mark No. Description Part No. Mark No. Description Part No. Tray Label VRW1628 SVIDEO ASSY AWU7401 Screw BBZ30P060FMC POWER MAIN ASSY AWU7404 Screw BBZ30P100FZK POWER SUB ASSY AWU7287 Screw BPZ26P080FZK AC ASSY...

  • Page 10: Bottom View

    HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 2.1.4 LOADING MECHANISM ASSY ¶ Top View Refer to “ 2.1.5 SERVO MECHANISM ASSY”. ¶ Bottom View LOADING MECHANISM ASSY PARTS LIST Mark No. Description Part No. Mark No. Description Part No. Servo Mechanism Assy-S VXX2538...
  • Page 11 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 2.1.5 SERVO MECHANISM ASSY ¶ Top View ¶ Bottom View SERVO MECHANISM ASSY PARTS LIST Mark No. Description Part No. Mark No. Description Part No. Spindle Motor Assy VXX2563 Pickup Assy VWY1046 Magnet Holder Assy VXX2507...
  • Page 12 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 2.2 POWERED SUBWOOFER (HTZ-SW7) 2.2.1 PACKING (x 10) 1 (2/2) 1 (1/2) 2(2/2) 2 (1/2)
  • Page 13 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 PACKING PARTS LIST Mark No. Description Part No. Protector (L) SHA2138 Protector (R) SHA2139 Packing Sheet SHC1723 Packing Case SHG2205 Cushion Set SEA1528 Polyethylene Bag SHL–051 Feet SXK1046 Display Cable (L= 3m) ADE7027 Digital Audio Cable (L= 3m)
  • Page 14 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 2.2.2 EXTERIOR Refer to “ 2.2.3 AMP ASSY ”.
  • Page 15 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 EXTERIOR PARTS LIST Mark No. Description Part No. Cabinet SMM1852 Grille SMG1623 Amp Assy A–SW7 Top Guard AAK7646 • • • • • Connection Cord SDF1070 Packing SEC1423 Packing SEC1429 Damper SEC1430 Damper SEC1431 Bush SEP–150...
  • Page 16 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 2.2.3 AMP ASSY (A-SW7) Exterior (1/2) Refer to “ 7 EXTERIOR (2/2) ”.
  • Page 17 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 EXTERIOR (1/2) PARTS LIST Mark No. Description Part No. POWER SUPPLY ASSY AWU7406 SWF ASSY AWU7408 IF ASSY AWU7293 MAIN ASSY AWU7364 Fuse (T2A, FU8001) AEK1057 Screw (3 × 8) ABA7050 Rear Panel ANC7849 Bottom Panel...
  • Page 18 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 Exterior (2/2) To IF ASSY CN3025...
  • Page 19 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 EXTERIOR (2/2) PARTS LIST Mark No. Description Part No. AMP ASSY AWU7407 PRIMARY ASSY AWU7418 HP ASSY AWU7409 SECONDARY ASSY AWU7417 REG (1) ASSY AWU7176 DOLBY DIG 9624 ASSY AWX7271 Power Transformer (T8001) ATS7245 Cord with Plug...
  • Page 20 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 2.2.4 SATELLITE SPEAKER (HTZ-ST7) SATELLITE SPEAKER PARTS LIST Mark No. Description Part No. Cabinet SNK2305 Grille SMG1618 Speaker Wire SDD1257 Packing (for Grille) SEC1398 • • • • • Packing (for Grille) SEC1401 Packing SEE1066 Felt...

  • Page 21: Schematic Diagram

    HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 3. SCHEMATIC DIAGRAM Note: When ordering service parts, be sure to refer to "EXPLODED VIEWS AND PARTS LIST" or "PCB PARTS LIST". 3.1 DVD CENTER UNIT (HTZ-C7) 3.1.1 OVERALL CONNECTION DIAGRAM (1/2), LOMB, LOSB, INSB and...
  • Page 22 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 3.1.2 OVERALL CONNECTION DIAGRAM (2/2) DVDM ASSY 1/3 to (VWS1364) ADD7138 ADD7137 FM/AM TUNER MOTHER ASSY MODULE (AWU7403) (AXQ7058) ADD7109 VIDEO ASSY (AWU7402) AKP7046 ADD7112 ADD7111 SVIDEO ASSY 1/2, (AWU7401)
  • Page 23 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 AKP7033 POWER SUB ASSY (AWU7287) FRONT (2) ASSY LAMP ASSY (AWU7164) (AWU7165) FRONT (1) ASSY (AWU7163) POWER MAIN ASSY ADD7115 (AWU7404) ADD7139 MOTHER ASSY (AWU7403) AC ASSY (AWU7405) AC POWER CORD ADG1127 CN3023 (HTZ-SW7) ADD7108 JA3026...
  • Page 24 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 3.1.3 DVDM ASSY (1/3) VTL1074 VTL1074 DVDM ASSY(1/3) L335 L342 (VWS1364) (5/6) VTL1074 (6/6) L340 VKF1001 (1/6) TP300 (2/6) (3/6) VCO Offset ADJ. (4/6) VKF1001 TP400 VKF1001 TP100 (ROM) S14B-PH-SM3 CN101 CN201 VKN1324 R177 R178 CN102...
  • Page 25 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 : RF SIGNAL ROUTE (ROM) : ROM DATA SIGNAL ROUTE : FOCUS SERVO LOOP LINE : TRACKING SERVO LOOP LINE IC506 : SLIDER SERVO LOOP LINE TC74VHCT245AFT HD74HC573FP SRM2B256SLMX70 IC504 TC74VHC20FT AGCOFF IC501 PD4889A IC505(1/2) TC74VHC139FT...
  • Page 26 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 3.1.4 DVDM ASSY (2/3) DVDM ASSY(2/3) (VWS1364) C2F,XRESET XCSDOLV,DOLV-CD,XWRL,XWRH, XRD,XLT3,XAMUTE,XDREQ1, HCPUCK,IR,SEL-IR,XDVRST1, XAVIRQ0,48/X44,HIBSEL,XCS6, XDACK1,NAP SW VYW1632- CN5506 CN106 VKN1411 ADDRESS A2-A10 DATA IC605(1/2) TC74VHC139FT X602 VSS1114 Q771,Q772: 20MHz PDTC114TK IC605(2/2) TC74VHC139FT...
  • Page 27 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 : AUDIO SIGNAL ROUTE (ROM) : ROM DATA SIGNAL ROUTE IC817 TC74VHCT541AFT SDATA (ROM) (ROM) MONITOR OUTPUT SERVO VKN1418 CN105 CN5502...
  • Page 28 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 3.1.5 DVDM ASSY (3/3) (1/4) (2/4) (3/4) (4/4) (ROM) (ROM) (2/3) (1/4) (3/4) S4B-PH-SM3 CN801 (1/3) IC813 CY2081SL-611 Video Output (4/4) Level (COM) ADJ. (3/4) (1/4) (2/4) (4/4) (2/4) (3/3)
  • Page 29 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 DVDM ASSY(3/3) (VWS1364) HIBSEL,48/X44,XRESET, XLT3,XAMUTE VKN1421 CN802 (COM) (COM) (COM) (COM) VKN1418 CN803 : AUDIO SIGNAL ROUTE (ROM) : ROM DATA SIGNAL ROUTE (COM) : COMPOSITE VIDEO SIGNAL ROUTE : Y SIGNAL ROUTE : C SIGNAL ROUTE...
  • Page 30 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 3.1.6 FM/AM TUNER MODULE MIX AMP RF AMP (FM) (FM) BUFFER IF AMP FM +B SW (AM) (AM) (AM) (AM) (FM) (AM) AM RF TUNING BLOCK FM/AM TUNER MODULE (AXQ7058) (AM) : AM SIGNAL ROUTE (FM)
  • Page 31 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 (FM) AF AMP (AM) (TX) (TX) (TX) AF AMP REGULATOR (AM)
  • Page 32 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 3.1.7 VIDEO ASSY and SVIDEO ASSY (1/2) SVIDEO ASSY (1/2) (AWU7401) INPUT SELECT VIDEO ASSY (AWU7402) INPUT SELECT (COM) (COM) (COM) (DVD) : DVD DIGITAL AUDIO SIGNAL ROUTE (COM) : COMPOSITE VIDEO SIGNAL ROUTE : Y SIGNAL ROUTE...
  • Page 33 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 DVD /VIDEO 1, 2 /MUTE SELECT (DVD) (COM) S7801 VSH1020 AUTO NTSC (COM) (COM) CN802...
  • Page 34 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 3.1.8 SVIDEO ASSY (2/2) D/A CONVERTER SVIDEO ASSY (2/2) (AWU7401) (DVD) (DVD) (DVD) (DVD) (DVD) (DVD) (DVD) (DVD) (DVD) A/D CONVERTER (DVD) (V2) (V2) (V2) (V1) (V1) (V1)
  • Page 35 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 (DVD) (DVD) (DVD) (DVD) (DVD) (DVD) DIGITAL OUT SELECT (DVD) JA3026 (HTZ-SW7) (V2) (V1) (DVD) : DVD DIGITAL AUDIO SIGNAL (V1) : VIDEO 1 DIGITAL AUDIO SIGNAL (V2) : VIDEO 2 DIGITAL AUDIO SIGNAL CN801 : DIGITAL AUDIO SIGNAL...
  • Page 36 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 3.1.9 MOTHER ASSY MOTHER ASSY (AWU7403) RESET C5533 1000p D5637 CHASIS 1SS355 (TX) (TX) PDG251A 0.047 1000p C5532 CHASIS +5.2 CHASIS (TX) –5.2 +5.2 D5638 R5649 D5636 1SS254 1SS355 R5650 4.7K (V2) (V2) (V2) DC 0V...
  • Page 37 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 CN3023 CN5509 (HTZ-SW7) (DVD) (A1) : DVD AUDIO SIGNAL : AUDIO 1 SIGNAL FAN TROUBLE (TX) (A2) : TUNER AUDIO SIGNAL : AUDIO 1 SIGNAL DETECTION (V1) : VIDEO 1 AUDIO SIGNAL : AUDIO SIGNAL (V2)
  • Page 38 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 3.1.10 POWER MAIN ASSY, POWER SUB ASSY, AC ASSY, FRONT (1) ASSY, FRONT (2) ASSY and LAMP ASSY FRONT (2) ASSY FRONT (1) ASSY (AWU7164) (AWU7163) SWITCHES: S5906: VOL S5907: VOL – SWITCHES: S5908: TUNER S5901: 6 S5904: –...
  • Page 39 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 POWER SUB ASSY HEAT SINK (AWU7287) CAUTION : FOR CONTINUED PROTECTION AGAINST RISK OF FIRE. REPLACE WITH SAME TYPE NO. 491001 MFD. BY LITTELFUSE INC. FOR IC16 (AEK7009). CAUTION : FOR CONTINUED PROTECTION AGAINST RISK OF FIRE.
  • Page 40 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 3.2 POWERED SUBWOOFER (HTZ-SW7) 3.2.1 OVERALL CONNECTION DIAGRAM FLDP ASSY (AWU7410) AMP ASSY (AWU7407) CNB ASSY (AWU7172) MAIN ASSY 1/2, (AWU7364) IF ASSY (AWU7293) CN5509 (HTZ-C7) 1/3 to DOLBY DIG 9624 ASSY JA7003 (AWX7271) (HTZ-C7)
  • Page 41 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 Part No. Part No. Part No. Part No. HP ASSY (AWU7409) Part No. SWF ASSY (AWU7408) REG (1) ASSY (AWU7176) POWER TRANSFORMER T8001 ATS7245 POWER SUPPLY ASSY (AWU7406) AC POWER CORD ADG1127...
  • Page 42 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 3.2.2 IF ASSY, MAIN ASSY (1/2) and REG (1) ASSY PDG250A µ-COM. IC8113 491010 (10A/125V) +31V IC8114 491010 –31V (10A/125V) +27.5V IC8112 MAIN ASSY (1/2) 491004 (4A/125V) (AWU7364) R8199 W243 +11V (1/4W) –27.6V 491004 (4A/125V) 491004 (4A/125V) +26.5V...
  • Page 43 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 JA9000 : DIGITAL AUDIO SIGNAL IF ASSY JA7003 (AWU7293) (HTZ-C7) CN5509 (HTZ-C7) CN3037 +4.9V J3002 –53.3V REG (1) ASSY –36.2V (AWU7176) 49101.5 (1.5A/125V) J3008 CAUTION : FOR CONTINUED PROTECTION AGAINST RISK OF FIRE. REPLACE WITH SAME TYPE NO. 49101.5 MFD. BY LITTELFUSE INC.
  • Page 44 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 3.2.3 MAIN ASSY (2/2) MAIN ASSY (2/2) E–VR (AWU7364) (FL) (FL) (FL) (FL) (FL) (SL) (SL) (SL) (SL) (FL) (SL) (SW) (SW) (SW) (SW) (SW) (SW) Q3039 R3312...
  • Page 45 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 CAUTION : FOR CONTINUED PROTECTION AGAINST RISK OF FIRE. REPLACE WITH SAME TYPE NO. 491002 MFD. BY LITTELFUSE INC. FOR IC8111 (AEK7013). CAUTION : FOR CONTINUED PROTECTION AGAINST RISK OF FIRE. REPLACE WITH SAME TYPE NO. 49101.5 MFD. BY LITTELFUSE INC.
  • Page 46 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 3.2.4 DOLBY DIG 9624 ASSY (1/3) DOLBY DIG 9624 ASSY (1/3) (AWX7271) : DIGITAL AUDIO SIGNAL CN3025...
  • Page 47 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7...
  • Page 48 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 3.2.5 DOLBY DIG 9624 ASSY (2/3) DOLBY DIG 9624 ASSY (2/3) (AWX7271)
  • Page 49 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7...
  • Page 50 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 3.2.6 DOLBY DIG 9624 ASSY (3/3) DOLBY DIG 9624 ASSY (3/3) (AWX7271)
  • Page 51 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 (FL) : AUDIO SIGNAL (FRONT) (SL) : AUDIO SIGNAL (REAR) : AUDIO SIGNAL (CENTER) (SW) : AUDIO SIGNAL (SW) (FL) (FL) (FL) (FL) (FL) (FL) (SL) (SL) (SL) (SW) (SW) (SW) (SW)
  • Page 52 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 3.2.7 AMP ASSY, HP ASSY and SWF ASSY –26.5V +26.5V AMP ASSY (AWU7407) Amplifier for FL, FR +0.1V +27.5V –25.3V –27.6V C3496 (FL) (FL) (FL) 2.2/50 (FL) –0.1V 2.2/50 (SL) (SL) –0.1V 2.2/50 (SW) 2.2/50 2.2/50 0.47/50...
  • Page 53 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 DC DET. (FL) (FL) +4.8V HP ASSY (AWU7409) HEADPHONE (FL) MUTE : AUDIO SIGNAL (FRONT) (SL) : AUDIO SIGNAL (REAR) : AUDIO SIGNAL (CENTER) (SW) : AUDIO SIGNAL (SW) : AUDIO SIGNAL RY3401, 3402, 3403 SUBSTITUTE PARTS ASR7001 +23.6V...
  • Page 54 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 3.2.8 POWER SUPPLY ASSY, SECONDARY ASSY, PRIMARY ASSY, CNB ASSY and FLDP ASSY –29.3V CN3024 –36V IC8601 LC75712E FL DRIVER RESET Mask Sheet CNB ASSY (AWU7172) STANDBY FLDP ASSY (AWU7410)
  • Page 55 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 SECONDARY ASSY PRIMARY ASSY T8001 ATS7245 (AWU7417) POWER (AWU7418) TRANSFORMER DXUY1215E POWER SUPPLY ASSY (AWU7406) IC8003 AEK7021 491007 (7A/125V) IC8004 AEK7021 491007(7A/125V) CAUTION : FOR CONTINUED PROTECTION AGAINST RISK OF FIRE. REPLACE WITH SAME TYPE NO. 491007 MFD. BY LITTELFUSE INC.

  • Page 56: Pcb Connection Diagram

    HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 4. PCB CONNECTION DIAGRAM NOTE FOR PCB DIAGRAMS: Symbol in PCB Symbol in Schematic 1. Part numbers in PCB diagrams match those in the schematic Part Name Diagrams Diagrams diagrams. 2. A comparison between the main parts of PCB and schematic diagrams is shown below.
  • Page 57 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 4.1.2 DVDM ASSY • This PCB is a four-layered board. SIDE A Midddle layer is a mainly connected to Vcc and GND. DVDM ASSY CN5502 CN10 IC501 IC601 Q401 Q403 IC506 IC401 VC301 IC302 IC303 Q301...
  • Page 58 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 SIDE B • This PCB is a four-layered board. Midddle layer is a mainly connected to Vcc and GND. DVDM ASSY IC505 Q601 IC605 Q603 Q771 IC504 Q772 IC502 IC603 IC503 IC602 IC301 IC604 IC703 IC817...
  • Page 59 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 4.1.3 FM/AM TUNER MODULE SIDE A CN5504 FM/AM TUNER MODULE VR6201 (ANP7158-D) Q6204 Q6203 SIDE B FM/AM TUNER MODULE IC6201 Q6201 Q6202 Q6601 Q6214 Q6501 IC6202 Q6205 Q6102 – Q6105 Q6101 (ANP7158-D)
  • Page 60 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 SIDE A 4.1.4 VIDEO ASSY and SVIDEO ASSY CN802 SVIDEO ASSY VIDEO ASSY Q7501 Q7506 IC7502 IC7801 IC7503 IC7603 IC7602 IC7804 Q7602 Q7601 Q7508 Q7801 IC7505 IC7802 Q7604 IC7605 IC7803 Q7802 Q7004 IC7001 Q7003 Q7005 Q7007 Q7015 (ANP7283–C)
  • Page 61 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 SIDE B SVIDEO ASSY VIDEO ASSY IC7501 IC7801 IC7701 Q7509 IC7504 Q7507 Q7803 IC7604 Q7603 IC7002 Q7002 Q7001 IC7017 (ANP7283–C) Q7017 Q7013 Q7019 IC7013 IC7015 IC7010 IC7011 IC7014 IC7009 IC7012 (ANP7283–C)
  • Page 62 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 4.1.5 MOTHER ASSY, FRONT (1) ASSY, FRONT (2) ASSY and LAMP ASSY MOTHER ASSY CN6201 CN11 LAMP ASSY To FAN MOTOR (ANP7284–D) FRONT (1) ASSY (ANP7284–D)
  • Page 63 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 CN3023 (HTZ-SW7) SIDE A (ANP7284–D) CN105 CN106 FRONT (2) ASSY (ANP7284–D)
  • Page 64 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 MOTHER ASSY SIDE B Q5601–Q5606 IC5501 Q5511 IC5602 IC5601 Q5501 (ANP7284–D) Q5009 Q5502 Q5503 Q FRONT (2) ASSY (ANP7284–D)
  • Page 65 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 SIDE B IC5003 Q5007 IC5004 Q5510 Q5008 Q5501 Q5507 Q5003 Q5004 IC5002 IC5001 Q5502 Q5503 Q5512 Q5513 Q5701 IC5701 Q5508 Q5509 Q5504 Q5505 FRONT (1) ASSY Q5901 Q5902 (ANP7284–D)
  • Page 66 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 4.1.6 POWER MAIN ASSY, POWER SUB ASSY and AC ASSY POWER MAIN ASSY SIDE A AC ASSY AC INLET (ANP7284–D) IC13 IC15 IC12 IC11 AC POWER CORD POWER SUB ASSY IC14 IC18 CN5501 IC17 CN101 IC16 (ANP7284–D)
  • Page 67 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 POWER MAIN ASSY SIDE B IC11 IC12 IC15 IC13 POWER SUB ASSY IC18 IC17 IC16 (ANP7284–D) (ANP7284–D)
  • Page 68 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 4.2 POWERED SUBWOOFER (HTZ-SW7) 4.2.1 IF ASSY, MAIN ASSY and REG (1) ASSY CN3017 CN3022 MAIN ASSY REG (1) ASSY IC8202 IC8110 IC8111 IC8201 IC8204 IC8203 IC8112 (ANP7286–E) IC8103 IC8104 J3008 IC8101 IC3014 IC8107 IC8106 IC3013...
  • Page 69 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 CN3015 SIDE A IF ASSY CN3037 CN5509 (HTZ-C7) JA7003 (HTZ-C7) JA9000 (ANP7285–D) (ANP7286–E) CN9661...
  • Page 70 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 MAIN ASSY SIDE B Q8502 Q8503 Q3418 Q3027 Q8513 Q3033 IC3019 IC3020 Q8508 IC8501 Q3037 IF ASSY Q3038 Q3018 Q3017 Q8507 Q3015 IC8701 Q3016 Q8510 Q8509 Q8511 IC3010 Q8501 IC3011 Q8512 Q8504 Q3034 Q3035 Q3006 IC3005...
  • Page 71 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 SIDE B REG (1) ASSY Q3020 Q3032 IC3012 Q3019 (ANP7286–E) IC3009 Q3003 Q3004 IC3006 IC3003 (ANP7286–E)
  • Page 72 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 4.2.2 DOLBY DIG 9624 ASSY SIDE A CN3018 • This PCB is a four-layered board. DOLBY DIG 9624 ASSY Midddle layer is a mainly connected to Vcc and GND. IC9361 CN3019 IC9781 IC9301 Q9833 Q9841 Q9843...
  • Page 73 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 SIDE B • This PCB is a four-layered board. DOLBY DIG 9624 ASSY Midddle layer is a mainly connected to Vcc and GND. Q9301 IC9501 Q9832 Q9831 IC9471 IC9601 Q9302 IC9641 Q9304 IC9441 IC9193 Q9651 IC9621...
  • Page 74 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 4.2.3 AMP ASSY, SWF ASSY and HP ASSY SIDE A HP ASSY (ANP7285–D) CN3016 CN3014 CN3021 AMP ASSY Q3419–Q3422 IC3401 IC3402 IC3403...
  • Page 75 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 SIDE A SWF ASSY (ANP7285–D) IC3411 Q3414 Q3411 Q3408 Q3409 Q3405 (ANP7285–D) Q3410 Q3417 Q3413 IC3410 Q3416 Q3412 Q3415...
  • Page 76 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 SWF ASSY SIDE B (ANP7285–D) AMP ASSY Q3424 Q3428 Q3026 Q3032 Q3423 Q3425 Q3426 Q3427 Q3429...
  • Page 77 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 SIDE B HP ASSY (ANP7285–D) Q3030 Q3024 Q3023 Q3029 (ANP7285–D) Q3026 Q3032 Q3025 Q3031 Q3407 Q3406 Q3430 Q3028 Q3022 Q3027 Q3021...
  • Page 78 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 4.2.4 POWER SUPPLY ASSY, SECONDARY ASSY and PRIMARY ASSY SECONDARY ASSY PRIMARY ASSY SIDE A CN3008 (ANP7285–D) POWER TRANSFORMER (ANP7286–E) POWER SUPPLY ASSY IC8002 IC8001 (ANP7285–D) CN3002...
  • Page 79 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 NOTE FOR PCB DIAGRAMS: Symbol in PCB Symbol in Schematic 1. Part numbers in PCB diagrams match those in the schematic Part Name Diagrams Diagrams diagrams. 2. A comparison between the main parts of PCB and schematic diagrams is shown below.
  • Page 80 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 4.2.5 CNB ASSY and FLDP ASSY (DISPLAY UNIT) SIDE A FLDP ASSY (ANP7285–D) CN3024 CNB ASSY (ANP7285–D) SIDE B FLDP ASSY Q8605 Q8604 Q8603 IC8601 Q8601 Q8602 (ANP7285–D)

  • Page 81: Pcb Parts List

    HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 5. PCB PARTS LIST NOTES : ÷ Parts marked by “ NSP ” are generally unavailable because they are not in our Master Spare Parts List. ÷ The mark found on some component parts indicates the importance of the safety factor of the part.
  • Page 82 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 Mark No. Description Part No. Mark No. Description Part No. C7501, C7505 CEAT470M16 CAPACITORS C7003, C7050, C7530 CEAT471M6R3 C7806, C7813 CEAT330M16 C7704 CEJA4R7M35 C7801, C7803 CEAT470M16 C7129, C7708 CKSQYB102K50 C7816 CEAT471M6R3 C7061 CKSQYB103K50 C7808, C7809 CEJA100M16...
  • Page 83 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 Mark No. Description Part No. Mark No. Description Part No. RESISTORS MOTHER ASSY R5801 RA4T103J SEMICONDUCTORS R5803 RA5T103J IC5002 BA4558F-HT R5053, R5056 RD1/2VM431J IC5701 BU1923F R5522 RS1/10S1801F IC5004 BU4066BCF Other Resistors RS1/10S&&&J IC5501 PDG251A IC5601 TC7W04F...
  • Page 84 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 Mark No. Description Part No. Mark No. Description Part No. COILS AND FILTERS RESISTORS L6106 ATC1003 Other Resistors RS1/10S L6105 ATC1015 L6101 ATC1016 OTHERS L6102 ATC1017 CABLE HOLDER (13P) 51063–1305 L6103 ATC1018 SCREW BBZ30P080FCC JUMPER WIRE D15A13–125–2651...
  • Page 85 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 Mark No. Description Part No. Mark No. Description Part No. C6251, C6252 CKSQYB123K50 IC811, IC818, IC819 TC7SHU04F C6606, C6607 CKSQYB182K50 IC810 TC7WU04F C6203, C6259 CKSQYB223K50 IC301 TLC5540INS C6228 CKSQYB472K50 IC603 VKH1012 C6209 CKSQYB473K50 IC6003 VYW1632 C6230...
  • Page 86 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 Mark No. Description Part No. Mark No. Description Part No. R100, R101, R11–R14, R141 RS1/10S0R0J C211 CKSQYB104K25 R15–R17, R171, R18 RS1/10S0R0J C109, C124, C216, C220, C229 CKSQYB105K10 R201–R203, R266, R300, R319 RS1/10S0R0J C234, C261, C275, C308, C326 CKSQYB105K10 R333, R411–R413, R701...
  • Page 87 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 Mark No. Description Part No. Mark No. Description Part No. 5.2 POWERED SUBWOOFER FGSB ASSY (HTZ-SW7) SEMICONDUCTORS PC101 GP2S27 (B) LIST OF PCB ASSEMBLIES SPAB ASSY AWM7459 RESISTOR CNB ASSY AWU7172 R101 RS1/10S681J POWER SUPPLY ASSY...
  • Page 88 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 Mark No. Description Part No. Mark No. Description Part No. AMP ASSY RESISTORS R3470 (0.22 Ω /5W) ACN7026 SEMICONDUCTORS R3511–R3515 (0.1 Ω /1W) ACN7032 IC3410,IC3411 (250mA/125V) AEK7002 R3457 RD1/2PMF563J IC3401 STK407-040 R3401, R3402, R3412, R3413, R3484...

  • Page 89: Main Assy

    HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 Mark No. Description Part No. Mark No. Description Part No. OTHERS FLDP ASSY CABLE HOLDER (12P) 51052–1200 SEMICONDUCTORS J3008 JUMPER WIRE DXUY1215E IC8601 LC75712E Q8601, Q8602, Q8604 2SC2412K REG (1) ASSY Q8603, Q8605 DTC124EK D8604, D8605...
  • Page 90 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 Mark No. Description Part No. Mark No. Description Part No. COILS AND FILTERS RESISTORS L8502 ATX1012 R8520 RA15T472J L8501 LAU220J R8103 RD1/4LMF220J R8101, R8102, R8104 RD1/4LMF470J CAPACITORS R3027–R3029 RD1/4PU102J C8103, C8106, C8109, C8112 ACH1237 R3193, R3194 RD1/4PU105J (1µF/100V)
  • Page 91 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 Mark No. Description Part No. Mark No. Description Part No. COILS AND FILTERS C9626, C9636, C9646 CKSQYB822K50 C9043, C9058, C9106, C9127, C9130 CKSQYF104Z25 F9911 ATF7013 C9177, C9178, C9188, C9191, C9193 CKSQYF104Z25 L9301, L9801–L9811 (100 MHz) ATL7001...

  • Page 92: Adjustment

    HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 6. ADJUSTMENT 6.1 DVD SECTION 6.1.1 ADJUSTMENT ITEMS AND LOCATION 7 Adjustment Points (PCB Part) SVIDEO ASSY DVDM ASSY SIDE A SIDE A VR801 CN7005 IC813 CN201 CN201 IC801 1, 2 : FE CN7004 3, 4...
  • Page 93 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 6.1.2 JIGS AND MEASURING INSTRUMENTS DVD test disc (DVD–MJK1) CD test disc (ABEX–784) Screwdriver (medium) Screwdriver (small) Dual-trace oscilloscope (with delay) Precise screwdriver Frequency band 40 MHz Screwdriver (large) Screwdriver (medium) Frequency counter Test mode remote control...
  • Page 94 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 6.1.3 TEST MODE TEST MODE: ON GGF1067 Test mode remote control TEST unit TEST MODE: DISC SET CHECK ¶ With TRAY DVD:S-CDV <TRAY OPEN> <TRAY CLOSE> DVD disc TILT-OFF(N) TRKG-OFF TEST MODE: PLAY <TRACKING OFF PLAY>...
  • Page 95 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 6.1.4 NECESSARY ADJUSTMENT POINTS When Adjustment Points EXCHANGE MECHANISM ASSY PARTS Mechanical Exchange pickup point Electric point Mechanical Exchange spindle motor point Electric point EXCHANGE PCB ASSY Mechanical Exchange board point SVIDEO ASSY Electric point Note: 1 is adjusted already.

  • Page 96: Mechanical Adjustment

    HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 6.1.5 MECHANICAL ADJUSTMENT Tangential Skew and Radial Skew Coarse Adjustment RF(11T) Mechanism assy • Test mode Max. Tangential TRKG = OFF Adjustment • Play the DVD test disc Screw at outer track. ∗ See “Adjustment points”.

  • Page 97: Electrical Adjustment

    HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 6.1.6 ELECTRICAL ADJUSTMENT 18 MHz Master Clock Adjustment • Normal mode SVIDEO • Power ON 18.432MHz ± 90Hz ASSY VC7001 Player START DVDM ASSY CN801 1 SVIDEO ASSY Frequency counter CN7002 1 VCO Offset Adjustment 1.9V± 0.1V •...
  • Page 98 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 6.1.6 ELECTRICAL ADJUSTMENT Video Output Level Adjustment • Normal mode 1Vp-p • Still the DVD test disc 50mV 100% White Screen. DVDM ASSY VR801 VIDEO Player (Rear) START TV monitor Oscilloscope V: 20mV/div. H: 10µsec/div. Probe (10:1)
  • Page 99 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 6.1.7 OPERATIONS IN THE TEST MODE Test Mode Remote Control Unit (GGF1067) Player status REPEAT B Play Stop LASER DIG/ANA DISP DISC TEST 3 Focus sweep Clamp (Up and Down) TEST TEST MODE PAUSE REP.A REP.B STEREO P.

  • Page 100: Tuner Section

    HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 6.2 TUNER SECTION 6.2.1 FM TUNER SECTION Set the mode selector to FM BAND. Connect the wiring as shown in Fig. 1. FM SG (1kHz, ±75kHz dev.) Reception Adjustment Adjustment Step No. Specifications Frequency Frequency Level...

  • Page 101: General Information

    HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 7. GENERAL INFORMATION ¶ The information shown in the list is basic information and may not 7.1 PARTS correspond exactly to that shown in the schematic diagrams. 7.1.1 IC TC9271F (IC7008: SVIDEO ASSY) Digital Audio Interface Modulation and Transmission IC...
  • Page 102 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 PDG251A (IC5501: MOTHER ASSY) System Micro-computer (for AV center) Pin Function Symbol Name Description G1/A1 ––––– –––––––––– G0/A0 ––––– –––––––––– ––––– –– –––––––––– PE0/INT0/EC0 ––––– –––––––––– PE1/INT1/EC1 ––––– –––––––––– PE2/INT2 ––––– –––––––––– PE3/INT3/NM1 ––––– –––––––––– PE4/RMC...
  • Page 103 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 Symbol Name Description PD4/A51 TX_DO (IN) TUNER data input PD5/A50 ––––– –––––––––– PD6/A49 DVD_RESET DVD player reset output PD7/A48 ––––– –––––––––– PF0/A47 ––––– –––––––––– PF1/A46 ––––– –––––––––– PF2/A45 DISP_REQ Display reception REQ to powered subwoofer PF3/A44 –––––...
  • Page 104 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 PDG250A (IC8501: MAIN ASSY) System Micro-computer (for Subwoofer) Pin Function Symbol Name Description G1/A1 ––––– –––––––––– G0/A0 ––––– –––––––––– ––––– –– PE0/INT0/EC0 ––––– PE1/INT1/EC1 AC_PULSE AC pulse input (interrupt use) PE2/INT2 SYSBUS_CLOCK System bus clock input (interrupt use)
  • Page 105 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 Symbol Name Description PD4/A51 ––––– –––––––––– PD5/A50 ––––– –––––––––– PD6/A49 ––––– –––––––––– PD7/A48 ––––– –––––––––– PF0/A47 ––––– –––––––––– PF1/A46 ––––– –––––––––– PF2/A45 ––––– –––––––––– PF3/A44 ––––– –––––––––– PF4/ ––––– –––––––––– PF5/A42 ––––– –––––––––– PF6/A41 SW ATT Subwoofer ATT control, L: DOLBY/Through, “H”: SFC ON...
  • Page 106 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 MM1112XF (IC7801: VIDEO ASSY) STK407-240 (IC3402: AMP ASSY) Video Switch 3-channel AF Power Amplifier Block Diagram Block Diagram 6 dB 15kΩ 15kΩ NJM2534M (IC7505: SVIDEO ASSY) 3-input Signal Video Switch Block Diagram VOUT VIN3 Buffer 30kΩ...

  • Page 107: Display

    HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 7.1.2 DISPLAY AAV7061 (V8601: FLDP ASSY) FL Tube Pin Assignment Note) F1, F2: Filament G1 to G11: Grid Pin Connection S1 to S38: Anode NP: No pin Pin No. Assignment NL Pin No. Assignment S36 S37 Anode and Grid Assignment (1/2) G1 –...

  • Page 108: Dvd Center Unit (Htz-C7)

    HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 7.2 DIAGNOSIS The microcomputer at all times monitors pin §, and when this 7.2.1 FAIL-SAFE becomes low level, forced entry into standby mode is performed DVD Center Unit (HTZ-C7) and the power supply of the set is switched off.

  • Page 109: Single Unit Operation Methods

    HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 7.2.2 SINGLE UNIT OPERATION METHODS Single unit operation method for the DVD center unit (HTZ-C7) For the items (2) and (3) of the following three items, there are two methods. (1) Supply of +5.6 V This is always required, as it is the power supply for the microcomputer. Please supply this from an external power supply.
  • Page 110 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 Single unit operation of the powered subwoofer unit (HTZ-SW7) (1) When the display unit is connected When the display unit is connected, there are no other special connections. The display unit has a remote control light receiver.

  • Page 111: Disassembly

    HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 7.2.3 DISASSEMBLY Hexagon Key Wrench DVD Center Unit (HTZ-C7) << PRECAUTIONS >> Be sure to disconnect the power cable Hexagon Key Wrench from the AC outlet whenever removing the card flexible cable from the connector Front Alumi for maintenance, etc.
  • Page 112 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 × MOTHER ASSY CN5503 FM/AM TUNER MODULE For MOTHER ASSY × 4 × 2 For FM/AM TUNER MODULE Disengage the Hook Fan Cover Disengage the Hook Disconnect the flexible wiring of the DVDM Assy. Fan Motor...
  • Page 113 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 PCB Holder (B) × 1 × 2 × 2 4P Connector × 1 Loading Mechanism Assy Shield Case × 1 × 2 VIDEO ASSY For Power Transformer × 2 × 1 × 1 POWER MAIN ASSY SVIDEO ASSY ×...
  • Page 114 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 Powered Subwoofer (HTZ-SW7) Special tools to be prepared Hexagon Key Wrench Hexagon Key Wrench Hexagon key wrench × 3 (3 mm across flats) × 3 × 2 × 2 Top Cover Screwdriver (large) Top Guard HP ASSY 15cm or more ×...
  • Page 115 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 ∗ × 14 For Rear Panel ∗ 1: ABA7050) Rear Panel × 2 Side Panel × 4 × 2 × 2 Side Panel Bottom Panel × 4 × 2 × 6 IF ASSY For MAIN ASSY...

  • Page 116: Test Mode

    HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 × 2 × 2 AMP Assy mounting screw Top: × 8 Side: × 5 Bridge The AC-3 unit also can be removed without Bridge × 2 removing the bridge, × 2 but in this case, a ×...
  • Page 117 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 2. Special Operations during Test Mode Special operations during test mode Notes 2 How to select “VIDEO1 ANALOG” During AV controller test mode, the DVD player section can be AUDIO2 – (VOL+) = VIDEO1 ANALOG operated with the single unit DVD remote control (component code $A3), which normally does not function.
  • Page 118 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 Powered Subwoofer (HTZ-SW7) 1. Test Mode Use Conditions 2. How to enter into test mode Use of the test mode with connected DVD center unit is not With connection to an outlet and a display unit (or the remote possible.
  • Page 119 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 Key layout diagram for the servicing remote control unit (GGF1067) DIG/ANA DISP A816 A80C A843 VOL – VOL + ON/OFF TEST A85F A85E A80E TEST MODE TEST TONE ON/OFF REP. A REP. B STEREO P. RUN...

  • Page 120: Block Diagram

    HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 7.3 BLOCK DIAGRAM DVD CENTER UNIT (HTZ-C7) JA7005 DIGITAL OPT OUT D OUT JA7002 OPT IN VIDEO 1 IN JA7001 COAX IN VIDEO 2 IN AUDIO FM/AM ANALOG VIDEO 1 IN IC5002 IC7006 IC7008 JA3026 JA7003...
  • Page 121 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 POWERED SUBWOOFER (HTZ-SW7) MUCAP IC Analog Master IC FLch FLch Detector FRch FRch SLch SLch SRch SRch LFEch LFEch Channel Level trim Other / 96 kHz SP Frequecy & Response Main Volume Correct Filter FLch FRONT...

  • Page 122: Remote Control Unit

    HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 7.4 REMOTE CONTROL UNIT [CU-HT005 (AXD7232) ] 7.4.1 EXPLODED VIEWS AND PARTS LIST...
  • Page 123 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 NOTES : Parts marked by “ NSP ” are generally unavailable because they are not in our Master Spare Parts List. mark found on some component parts indicates the importance of the safety factor of the part.

  • Page 124: Schematic Diagram

    HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 7.4.2 SCHEMATIC DIAGRAM (REFERENCE DOCUMENTATION)

  • Page 125: Panel Facilities And Specifications

    HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 8. PANEL FACILITIES AND SPECIFICATIONS PANEL FACILITIES DVD Center Unit (HTZ-C7) Disc illumination FORWARD button STANDBY indicator Goes out when a disc other than a DVD is playing. PLAY/PAUSE RETURN button TUNER button button Disc table...
  • Page 126 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 Powered Subwoofer (HTZ-SW7) Display cable jack Headphone jack (For connection to the Control cable socket display unit) (For connection to the DVD center unit) Digital audio cable jack (For connection to the DVD center unit) Power cord connector...
  • Page 127 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 Display 3 4 5 & * ( ) _+ ¡ 1 CONDITION DIGITAL Indicates Dolby Digital playback is in progress. Indicates playback settings (condition) are memorized. 2 TITLE PRO LOGIC Indicates Dolby PRO LOGIC playback is in progress.
  • Page 128 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 Remote Control Unit LCD and Touch Panel LEARNING switch Learning remote sensor window Operation remote transmitter window Top View System Buttons TV Buttons 1 SYSTEM SET UP button 0 TV POWER button Displays the Set Up menu.

  • Page 129: Specifications

    (optical)) Cord labels ................... 1 ................ Optical connector Non-skid pads ................1 Control output ..............Minijack Operating instructions (Setting up the HTZ-7) ......1 7 Tuner Section Operating instructions ..............1 Warranty ..................1 FM tuner Frequency range ......... 87.5 MHz to 108.0 MHz Measured by Audio Spectrum Analyzer.
  • Page 130 HTZ-7, HTZ-C7, HTZ-SW7, HTZ-ST7 Accessories HTZ-C7 ¶ AM loop antenna ¶ Alkaline batteries ¶ Remote control (CU-HT005) (size AA/LR6) × 4 (ATB7009) (AXD7232) ¶ Operating instructions (Setting up the HTZ-7) ¶ FM antenna ¶ Touch pen ¶ Operating instructions (Basic/Detailed)

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