KRF-X7775D/X7775D-S/VR-5080/5090 DISASSEMBLY FOR REPAIR How to Remove the Front Panel 1. How to Remove the Front Panel 1. Remove the screws (1X3) on top of the panel. (A/5) 2. Remove the screws (2X9) located at the the bot- tom of the panel.
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KRF-X7775D/X7775D-S/VR-5080/5090 DISASSEMBLY FOR REPAIR 9. To remove the frame A rearward, cut the tie bands (~X4) on the frames. 10. Remove a screw (!), then remove a thermostat. 11. Remove the screws (@X8), then remove a frame (D), and X07 B/5.
KRF-X7775D/X7775D-S/VR-5080/5090 CIRCUIT DESCRIPTION 1. Initialization 1-1 The Initial Setting • Insert the power cord to AC wall outlet by pressing the "ON/STANDBY" key. 2. Destination List of Tuner 0 : Pull down,1:Pull up RECEIVING CHANNEL SET TYPE TYPE BAND SPACE FREQUENCY RANGE 87.5MHz-108.0MHz...
REM2 8,10 PLL for Remote Control LV2105V Except KRF-X9995D and X13(IC502,504,505) Rotary Video Encoder Selector IC KRF-X7775D (IC603,604,701~703) X25,S19 X25,IC401 Relay Cont. RF/IR IN IR Receiver SWITCH IR SEL. Except KRF-X7775D (M/X/V TYPE) and KRF-X9995D/ KRF-X9995D (M/X TYPE) VR-5900 only...
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Reset signal input for main microcomputer. Detection port of chip enable. S BUSY Busy signal input/output. 232C DET Detection port of RS232C communication. (Except KRF-X7775D) RDS CLK Clock input of RDS demodulator IC. (E/T type only) POWER KEY IN Detection port for power key.
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1394/TEXT TX CD TEXT UTRA communication data output. SUB RESET Reset signal output to sub microcomputer. RS RX1 RS232C communication data input 1. (Except KRF-X7775D) RS TX1 RS232C communication data output 1. (Ditto) RS RX2 RS232C communication data input 2. (Ditto) RS TX2 RS232C communication data output 2.
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KRF-X7775D/X7775D-S/VR-5080/5090 CIRCUIT DESCRIPTION 7. Description of the Circuit Control 7-1 Fan Control (X13,IC3) 10W(91Pin) 1W(92Pin) THERMAL SW(55Pin) FAN ON/OFF(90Pin) FAN H/L(89Pin) FAN STOP FAN LOW SPEED FAN HI SPEED FAN LOW SPEED FAN HI SPEED 7-2 Door Open/Close Control : FL Driver(X25,IC1)
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KRF-X7775D/X7775D-S/VR-5080/5090 CIRCUIT DESCRIPTION 8-2 Port Description of Sub Microcomputer : uPD784224K507 (X08,IC43) ACTIVE Port No. Port Name Function D.I.R. (X08, IC6) error flag. FS96 DET 96KHz fs detection. H : fs>88.1kHz detection AUTO Non-PCM detection. H : Non-PCM detection AVSS Power down for D.I.R.
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9. Description of the Circuit Control ✽ The number in the ( ) is pin number of sub microcomputer. 9-1 Digital Selector • VR-5700/5900/5090/KRF-X9995D(for OPT and COAX) • VR-5080/KRF-X7775D INPUT DSEL A(Pin22) DSEL B(Pin23) DSEL C(Pin24) DSEL A DSEL B DSEL C...
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KRF-X7775D/X7775D-S/VR-5080/5090 CIRCUIT DESCRIPTION 3 -2 C Detect(Pin77) = H 3 -3 CK DET(Pin79) = H • CK DET(Pin79) = L VR-5900/5090/KRF-X9995D VR-5900/5090/KRF-X9995D CTRL A CTRL A2 CTRL B CTRL A CTRL A2 CTRL B INPUT INPUT (Pin66) (Pin64) (Pin65) (Pin66)
KRF-X7775D/X7775D-S/VR-5080/5090 ADJUSTMENT INPUT OUTPUT RECEIVER ALIGNMENT ITEM ALIGN FOR FIG. SETTINGS SETTINGS SETTINGS POINTS FM SECTION : SELECTOR : FM *Adjust NO.1 and NO.2 repeatedly. Connect a 98.0MHz 1kHz, DC voltmeter MONO DISCRIMINATOR ±40kHz dev. between CN2 1 98.0MHz (X05-) and CN2 2 (X05) 70dBf (ANT.
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KRF-X7775D/X7775D-S/VR-5080/5090 ADJUSTMENT Adjustment of Sub Color and Contrast (X35, VR1, VR2) Except KRF-X7775D/VR-5080 INPUT OUTPUT ALIGNMENT ALIGNMENT ITEM FIG. SETTINGS SETTINGS POINTS Connect a component video (Adjust an amplitude 75% COLOR BAR output(Y) to oscilloscope of video signal.) SUB COLOR FIG.1...
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USED ONLY 0-10 CANADA VR-5900 (X25-6410-12) VIDEO 3 ONLY ONLY VR-5080 DESTINATION UNIT No. VR-5090 (X25-6410-11) DESTINATION UNIT COUNTRY ABB. KRF-X7775D (E1) TYPE DESTINATION UNIT COUNTRY ABB. TUNER UNIT U.S.A. K,K1 0-11 CN103 KRF-X7775D-S WH29 WH28 COUNTRY ABB. U.S.A. 0-12...
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PC BOARD (Component side view) VIDEO 2 VIDEO 1 VIDEO 4 VIDEO 3 EXT CONTROL MONITOR PLAY PLAY PLAY PLAY PLAY VIDEO 4 VIDEO 3 VIDEO 2 VIDEO 1 MONITOR PLAY PLAY PLAY PLAY PLAY J603 J602 J604 J601 C601 C909 J901 C605...
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PC BOARD (Component side view) X25 D/11 VIDEO 4 VIDEO 3 R198 X25-6410-11 A/11 (J70-1473-11) R202 R203 W214 R197 R204 VIDEO 2 R241 W215 R242 R243 R196 R109 R199 X25 H/11 R116 R107 R244 R114 CD-R R195 R245 R115 TAPE 1 R194 R112 W220...
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PC BOARD (Component side view) X05-5130-13 (J70-1381-11) AM STEREO MPX.FIL. FM IF Q2 Q1 AM RF T.METER FM DET MPX Vref W60/R32 C40/R90 X05-5100-11 (J70-1411-32) Refer to the schematic diagram for the value of resistors and capacitors.
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COUNTRY ABB. U.S.A. U.S.A. E63-1176-05 E63-1177-05 E63-1179-05 0-11 0-11 E63-1113-05 E63-1111-05 E63-1115-05 (GOLD) (GOLD) (GOLD) CANADA CANADA R184 KRF-X7775D (X11-3890-XX) KRF-X7775D (X25-641X-XX) C204 C198 100P DESTINATION UNIT DESTINATION UNIT 100P J1,2 R200 33K J101 J102 J103 COUNTRY ABB. COUNTRY ABB.
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(X35-2260-10) (A/2) : USED VR-5090 (X07-33XX-XX) (A/5) 15.5V 220 1/4W R153 R207 10.6V 4.7K 100 1/4W Q7-10 Q7 Q9 56.9V 59.0V (Y) SIGNAL Q8 Q10 SIGNAL(YES/NO) SEL. VIDEO 55.8V COLOR DISCRIMINATOR Q201 SEL. DVD : ON 1.2V Q201, SIGNAL 56.2V R201 FINAL TR.
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(X25-) (F/11) KRF-X7775D-S (X07-33XX-XX) DESTINATION WH21- UNIT No. WH28 COUNTRY ABB. 52-91 E03-0148-05 250V T3.15AL 250V T3.15AL PHONES GENERAL MARKET 50-21 E03-0149-05 R127 2.2 AUSTRALIA 50-71 E03-0325-05 D107 CURRENT R126 2.2 EUROPE 52-71 E03-0149-05 250V T4L 250V T2.5AL PROTECTION SHANGHAI...
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ABB. 24,25 91,92 AUX-Y -CN2 BM-4 U.S.A. B30-2548-05 B30-2573-05 R7 300 0-11 AUX-V CANADA (GREEN) (RED) AUX VGND KRF-X7775D (X25-641X-XX) AUX Rch AUX GND DESTINATION UNIT D15-18, R82-85, R241- D414 Q419 COUNTRY ABB. 24,25 91,92 AV AUX AUX Lch R197 10...
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B30-2430-05 GND LINE MTZJ5.1(B) or Q1-3 2SC3940A(R,S) B LINE RD5.1ES(B2) Q4,7-16,21 DTC124EUA or B LINE MTZJ5.6(B) or UN5212 RD5.6ES(B2) Q5,6,20 DTA124EUA or D15-18,24,25 UN5112 : B30-2597-05 D1,2 MTZJ3.3(B) or : 16-MT-62GK RD3.3ES(B2) VR-5080/5090 (6/6) D3-10 B30-2532-05 KRF-X7775D/X7775D-S (6/6) KRF-X7775D/X7775D-S/VR-5080/5090 Y05-4210-10...
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X05-513 ANTENNA OUTLET (C/5) VOLTAGE SELECTOR (D/5) ANTENNA RF REMOTE (15P) (7P) KRF-X7775D Vtype only X05-510 (C/11) (VR-5080/5090) (KRF-X7775D) (B/11) ZONE B SURROUND CENTER PRE OUT CENTER SPEAKER J 101 J 102 J 103 SURROUND (7P) SURROUND SPEAKERS FORNT BACK...
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S 7 S 8 S 6 S 5 S 3 S 4 S 1 S 2 CD2/TAPE2 MULTI AUTO A SPEAKERS B (C/11) MONITOR CONTROL X05-510 STANDBY (B/11) ZONE B SURROUND CENTER PRE OUT (KRF-X7775D) (H/11) J 101 J 102 J 103 PHONES (F/11) POWER FORNT SURROUND BACK WOOFER PRE OUT (G/11) SYSTEM...
Parts No. Description Ref. No Parts No. Description ress Parts nation marks marks ress Parts nation B58-0965-13 CAUTION CARD (T,XtypePL) KRF-X7775D/KRF-X7775D-S/VR-5080/VR-5090 B58-0966-13 CAUTION CARD (ELMtypePL) E1M1E2 B58-0967-03 CAUTION CARD (PtypePL) P1P2 ✽ A01-3802-01 METALLIC CABINET M1X1E2 B58-1546-03 CAUTION CARD ✽...
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✽ New Parts ✽ New Parts Parts without Parts No. are not supplied. Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Teile ohne Parts No.
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✽ New Parts ✽ New Parts Parts without Parts No. are not supplied. Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Teile ohne Parts No.
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✽ New Parts ✽ New Parts Parts without Parts No. are not supplied. Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Teile ohne Parts No.
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✽ New Parts ✽ New Parts Parts without Parts No. are not supplied. Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Teile ohne Parts No.
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✽ New Parts ✽ New Parts Parts without Parts No. are not supplied. Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Teile ohne Parts No.
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✽ New Parts ✽ New Parts Parts without Parts No. are not supplied. Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Teile ohne Parts No.
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✽ New Parts ✽ New Parts Parts without Parts No. are not supplied. Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Teile ohne Parts No.
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✽ New Parts ✽ New Parts Parts without Parts No. are not supplied. Parts without Parts No. are not supplied. & Les articles non mentionnes dans le Parts No. ne sont pas fournis. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Teile ohne Parts No.
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✽ New Parts ✽ New Parts Parts without Parts No. are not supplied. Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Teile ohne Parts No.
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✽ New Parts ✽ New Parts Parts without Parts No. are not supplied. Parts without Parts No. are not supplied. ™ ¡ Les articles non mentionnes dans le Parts No. ne sont pas fournis. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Teile ohne Parts No.
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✽ New Parts ✽ New Parts Parts without Parts No. are not supplied. Parts without Parts No. are not supplied. ¢ £ Les articles non mentionnes dans le Parts No. ne sont pas fournis. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Teile ohne Parts No.
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✽ New Parts ✽ New Parts Parts without Parts No. are not supplied. Parts without Parts No. are not supplied. § ∞ Les articles non mentionnes dans le Parts No. ne sont pas fournis. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Teile ohne Parts No.
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✽ New Parts ✽ New Parts Parts without Parts No. are not supplied. Parts without Parts No. are not supplied. • ¶ Les articles non mentionnes dans le Parts No. ne sont pas fournis. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Teile ohne Parts No.
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✽ New Parts ✽ New Parts Parts without Parts No. are not supplied. Parts without Parts No. are not supplied. º ª Les articles non mentionnes dans le Parts No. ne sont pas fournis. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Teile ohne Parts No.
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✽ New Parts ✽ New Parts Parts without Parts No. are not supplied. Parts without Parts No. are not supplied. ¤ ⁄ Les articles non mentionnes dans le Parts No. ne sont pas fournis. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Teile ohne Parts No.
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✽ New Parts ✽ New Parts Parts without Parts No. are not supplied. Parts without Parts No. are not supplied. › ‹ Les articles non mentionnes dans le Parts No. ne sont pas fournis. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Teile ohne Parts No.
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✽ New Parts ✽ New Parts Parts without Parts No. are not supplied. Parts without Parts No. are not supplied. fl fi Les articles non mentionnes dans le Parts No. ne sont pas fournis. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Teile ohne Parts No.
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✽ New Parts ✽ New Parts Parts without Parts No. are not supplied. Parts without Parts No. are not supplied. ° ‡ Les articles non mentionnes dans le Parts No. ne sont pas fournis. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Teile ohne Parts No.
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✽ New Parts ✽ New Parts Parts without Parts No. are not supplied. Parts without Parts No. are not supplied. ‚ · Les articles non mentionnes dans le Parts No. ne sont pas fournis. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Teile ohne Parts No.
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✽ New Parts ✽ New Parts Parts without Parts No. are not supplied. Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Teile ohne Parts No.
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✽ New Parts ✽ New Parts Parts without Parts No. are not supplied. Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Teile ohne Parts No.
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✽ New Parts ✽ New Parts Parts without Parts No. are not supplied. Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Teile ohne Parts No.
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✽ New Parts ✽ New Parts Parts without Parts No. are not supplied. Parts without Parts No. are not supplied. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Les articles non mentionnes dans le Parts No. ne sont pas fournis. Teile ohne Parts No.
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1/16W VR-5080 R69 ,70 RK73GB1J222J CHIP R 2.2K 1/16W RK73GB1J473J CHIP R 1/16W VR-5090 RK73GB1J101J CHIP R 1/16W KRF-X7775D RK73GB1J1R0J CHIP R 1/16W KRF-X7775D-S R84 -86 RK73GB1J104J CHIP R 100K 1/16W R87 -90 RK73GB1J473J CHIP R 1/16W Mexico PX/AAFES Russia Scandinavia Shanghai...
Signal to Noise Ratio (30 % mod. 1 mV input) ......50 dB Bass ............+ 7 dB (at 100 Hz) Treble ............+ 7 dB (at 10 kHz) Kenwood follows a policy of continuous advancements in development. For this reason, specifications may be Loudness Control changed without notice.