Sanyo LCD-42XF7 Service Manual

Sanyo LCD-42XF7 Service Manual

Lcd television

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Aclaración :
Los modelos 42LC822F marca Noblex , PLF4210 marca Philco y LT42R50 marca
JVC utilizan los mismos circuitos , la diferencia es la gabinetería.
SERVICE MANUAL LCD Television
Contents
Safety Notice . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 2
Specifications . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3
Chassis Block Diagrams . . . . . . . . . . . . . . . . . . . . . . . . 4
IC Block Diagrams . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 6
On-screen Service Menu System . . . . . . . . . . . . . . . . 14
Service Adjustments. . . . . . . . . . . . . . . . . . . . . . . . . . . 20
Mechanical Disassembly . . . . . . . . . . . . . . . . . . . . . .
Cabinet Parts List . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 25
Chassis Electrical Parts List. . . . . . . . . . . . . . . . . . . . . 27
Printed Wiring Board . . . . . . . . . . . . . . . . . . . . . . . . . . 45
N7YW
Model No. LCD-42XF7
Service Ref. No. LCD-42XF7-00
Product Code:113022517
Original Version
Chassis Series: UE6-L
Give complete "SERVICE REF. NO." for parts order
21
or servicing. It is shown on the rating label at the
cabinet back of the unit.
This T.V. receiver will not work properly in for-
eign countries where the television transmis-
sion system and power source differ from the
design specifications. Refer to the specification
table.
FILE NO.
(Argentina)

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Summary of Contents for Sanyo LCD-42XF7

  • Page 1: Table Of Contents

    FILE NO. SERVICE MANUAL LCD Television Model No. LCD-42XF7 (Argentina) Service Ref. No. LCD-42XF7-00 Contents Product Code:113022517 Original Version Safety Notice ....... . . 2 Specifications .
  • Page 2: Safety Notice

    Safety Notice Safety Precautions The following precautions must be observed. 1: Comply with all caution and safety-related notes provided on the cabinet back, cabinet bottom, inside the cabinet or on the chassis. 2: When replacing a chassis in the cabinet, always be certain that all the protective devices are installed properly, such as, control knobs, adjustment covers or shields, barriers, etc..
  • Page 3: Specifications

    Specifications Power Source AC 100 - 240 Volts, 50/60 Hz Receiving System PAL-N, PAL-M, NTSC3.58 Channel Coverage ANTENNA mode VHF: CH02 - CH13 UHF: CH14 - CH69 CATV mode VHF band: CH01-CH13 MID band: CH14-CH22 SUPER band: CH23-CH36 HYPER band: CH37-CH64 ULTRA band: CH65-CH94 and CH100-CH125 Low MID band: CH95-CH99 Aerial Input Impedance...
  • Page 4: Chassis Block Diagrams

    Chassis Block Diagram MAIN SIGNAL PROCESSING CIRCUIT 4 I/0 MST6M16 Tuner -AUDIO Monitor Out...
  • Page 5 Chassis Block Diagram POWER SUPPLY IC...
  • Page 6: Ic Block Diagrams

    IC Block Diagrams (On the ASSY, PWB, MAIN)
  • Page 7 IC Block Diagrams IC602 QL6562ADTR...
  • Page 8 IC Block Diagrams (On the ASSY, PWB, MAIN) IC603     QFAN7602M...
  • Page 9 IC Block Diagrams IC702    QRT9711CGB IC750     QPS331TQFP64M POWDN POW_SINK REXT HPD3 SDA3 SCL3 POW3 PS331 SCL1 SDA1 I2C_RST CEXT...
  • Page 10 IC Block Diagrams IC1501   TC4052 IC1801   QPCA9536DGKRP D PACKAGE DGK PACKAGE YZP PACKAGE (TOP VIEW) (TOP VIEW) (BOTTOM VIEW) -10-...
  • Page 11 IC Block Diagrams IC8000   QXXAAJQ1148 8 - LEAD SOP 8 - CONTACT VDFN -11-...
  • Page 12 IC Block Diagrams IC8001   MST6M16 HDMIB-RXC- 100uF/16 100uF/16 RXBCKN HDMIB-RXC+ RXBCKP HDMIB-RX0- RXB0N HDMIB-RX0+ RXB0P HDMIB-RX1- RXB1N HDMIB-RX1+ R661 R661 USB1_D+ RXB1P USB20_DP HDMIB-RX2- R666 R666 USB1_D- RXB2N USB20_DM HDMIB-RX2+ R478 R478 910_1% 910_1% RXB2P USB2_REXT HDMIB_HPDCTRL HOTPLUGB HDMIB-DDC-SDA DDCDB_SDA HDMIB-DDC-SCL R139 R139 HDMI_CEC...
  • Page 13 IC Block Diagrams IC8002   QXXAVC951 IC8005   QXXAVC961M DQ15 DQ14 DQ13 DQ12 DQ11 DQ10 400mil x 875mil LDQS UDQS 66pin TSOP-II 0.65mm pin pitch VREF /CAS /RAS A10/AP -13-...
  • Page 14: On-Screen Service Menu System

    On-screen Service Menu System General This set has an On-screen Service Menu System included in the CPU that allows remote operation for most of the service adjustments. On-screen Service Menu System Quick operation is needed to enter Service Mode. Press and hold the MENU button on Side Controls. Keep pressing the MENU button and press the MUTE button on the remote control, and the FACTORY MENU will be displayed.
  • Page 15 On-screen Service Menu System Item Name Initial Data Description -15-...
  • Page 16 On-screen Service Menu System Item Name Initial Data Description -16-...
  • Page 17 On-screen Service Menu System Item Name Initial Data Description -17-...
  • Page 18 On-screen Service Menu System Item Name Initial Data Description -18-...
  • Page 19 On-screen Service Menu System Item Name Initial Data Description -19-...
  • Page 20: Service Adjustments

    CAUTION ! Do not attempt to adjust service adjustments not listed below otherwise it may cause loss of performance and for correct operation. This adjustment is controlled by the CPU (IC8001) through the IIC Bus Data Line in the chassis, and those adjustment data are memorized the memory IC (IC8000).
  • Page 21: Mechanical Disassembly

    CABINET BACK CABINET FRONT TERMINAL BASE LID BACK SPEAKER DEC. RC PANEL STAND BASE -21- -21-...
  • Page 22 1. STAND Removal Remove 6 screws and remove the STAND. STAND 2. LID BACK Removal Remove 10 screws and take the LID BACK off. Note: LID BACK can be removed even if it does not remove a stand. -22- -22-...
  • Page 23 3. ASSY, PWB, POWER Board , ASSY, PWB, MAIN Board and TERMINAL BASE Removal Remove 6 screws and take ASSY, PWB, POWER off. Remove 8 screws and take ASSY, PWB, MAIN and TERMINAL BASE off . TERMINAL BASE ASSY, PWB, POWER ASSY, PWB, MAIN 4.
  • Page 24 5. SPEAKER Removal Remove 4 screws and take both of SPEAKERS off. 6. DEC IND RC Board Removal Remove 1 screws and take DEC IND RC Board off. -24-...
  • Page 25: Cabinet Parts List

    Note: Parts order must contain Service Ref. No., Part No., and descriptions. Note: The parts which are not described the part number in this parts list are not supplied for the service parts. Key No. Part No. Description Key No. Part No.
  • Page 26 SANYO Electronics CO., Ltd. Nov./2009...
  • Page 27: Chassis Electrical Parts List

    Chassis Electrical Parts List Product safety should be considered when a component replacement is made in any area of a receiver. Components indicated by a mark in this parts list and the circuit diagram show components whose value have special significance to product safety. It is particularly recommended that only parts specified on the following parts list be used for components replacement pointed out by the mark.
  • Page 28 Safety Safety Ref. No. Part No. Description Ref. No. Part No. Description C1017 CE1H100M1WANG ELECT 10U M 50V C036 CK1H104KGQBNG CERAMIC 0.1U K 50V C102 CKXAV1C104EAG CERAMIC 0.1U K 16V C036 CK1H104KLZBNG CERAMIC 0.1U K 50V C102 CKXLB1C104YAG CERAMIC 0.1U K 16V C037 CKXAV1H104EAG CERAMIC0.1U K 50V C102...
  • Page 29 Safety Safety Ref. No. Part No. Description Ref. No. Part No. Description C116 CK1H103KLZBNG CERAMIC 0.01U K 50V C6614 CEXLB1A471VDN ELECT 470U M 10V C119 CKXLB1H103YAG CERAMIC 0.01U K 50V C6615 CKXAV1C104EAG CERAMIC 0.1U K 16V C119 CK1H103KGQBNG CERAMIC 0.01U K 50V C6615 CKXLB1C104YAG CERAMIC 0.1U K 16V...
  • Page 30 Safety Safety Ref. No. Part No. Ref. No. Part No. Description Description C714 CK1A105KGQBNG CERAMIC 1U K 10V C7216 CK1H102KGQBNG CERAMIC 1000P K 50V C714 CK1A105KLZBNG CERAMIC 1U K 10V C7216 CK1H102KLZBNG CERAMIC 1000P K 50V C716 CKXAV1C104EAG CERAMIC 0.1U K 16V C7217 CKXLB1H473YAG CERAMIC 0.047U K 50V...
  • Page 31 Safety Safety Ref. No. Part No. Description Ref. No. Part No. Description C7234 CK1C104KGQBNG CERAMIC 0.1U K 16V C7264 CEXLB1C221VDN ELECT 220U M 16V C7236 CK1C225ZGAFNG CERAMIC 2.2U Z 16V C750 CKXAV1C104EAG CERAMIC 0.1U K 16V C7237 CKXAV1C104EAG CERAMIC 0.1U K 16V C750 CKXLB1C104YAG CERAMIC 0.1U K 16V...
  • Page 32 Safety Safety Ref. No. Part No. Description Ref. No. Part No. Description C8006 CKXAV1C104EAG CERAMIC 0.1U K 16V C8028 CKXLB1C104YAG CERAMIC 0.1U K 16V C8006 CKXLB1C104YAG CERAMIC 0.1U K 16V C8028 CK1C104KGQBNG CERAMIC 0.1U K 16V C8006 CK1C104KGQBNG CERAMIC 0.1U K 16V C8029 CKXAV1C104EAG CERAMIC 0.1U K 16V...
  • Page 33 Safety Safety Ref. No. Part No. Description Ref. No. Part No. Description C8120 CKXLB1C104YAG CERAMIC 0.1U K 16V D1903 DZUDZS10B---G ZENER DIODE UDZS-TE-1710B C8120 CK1C104KGQBNG CERAMIC 0.1U K 16V D1903 DZXLBXB10B--G ZENER DIODE MM3Z 10B C8121 CEXLB1C101VDN ELECT 100U M 16V D1904 DZUDZS10B---G ZENER DIODE UDZS-TE-1710B...
  • Page 34 Safety Safety Ref. No. Part No. Description Ref. No. Part No. Description IC8005 QXXAVC961---M IC HY5DU281622FTP-4-C D705 DD1SS352----G DIODE 1SS352-(TPH3) KSP9L 1AV4J10QF035G PLUG,3P D705 DD1SS355----G DIODE 1SS355-TE-17 KSP9L 1LB4J10WE030G PLUG,3P D706 DDXLBB053---G DIODE 1SS35 KSP9R 1AV4J10QF025G PLUG,2P D706 DDXLBB071---G DIODE L1SS355T1G KSP9R 1LB4J10WE020G PLUG,2P D706...
  • Page 35 Safety Safety Description Ref. No. Part No. Description Ref. No. Part No. L7003 1LB4L26B0740G INDUCTOR , 220 OHM Q014 TXXLBB005---P TR MMBTSA1235F L7004 1AV4L26B2770G INDUCTOR,220 OHM Q014 7T210221 TR 2SA1037K(P)-6 L7004 1LB4L26B0740G INDUCTOR , 220 OHM Q047 TXXLBB006---P TR MMBTSC3928R L7006 1AV4L26B2770G INDUCTOR,220 OHM...
  • Page 36 Safety Safety Ref. No. Part No. Description Ref. No. Part No. Description RB8006 1AV4R1A41014G R-NETWORK 100X4 0.063W R1007 RGF1202JTCANL MT-GLAZE 12K JA 1/10W RB8006 1AV4R1EA1014G R-NETWORK 100X4 1/16W R1008 RGF1002JTCANL MT-GLAZE 10K JA 1/10W RB8007 1AV4R1A41014G R-NETWORK 100X4 0.063W R1009 RGF1002JTCANL MT-GLAZE 10K JA 1/10W RB8007 1AV4R1EA1014G R-NETWORK 100X4 1/16W...
  • Page 37 Ref. No. Part No. Description Safety Ref. No. Part No. Description Safety R1067 RGF75R0JTCANL MT-GLAZE 75 JA 1/10W R1801 RGF1000JTCANL MT-GLAZE 100 JA 1/10W R1068 RGF2702JTCANL MT-GLAZE 27K JA 1/10W R1802 RGF1000JTCANL MT-GLAZE 100 JA 1/10W R1069 RGF1500JTCANL MT-GLAZE 150 JA 1/10W R1803 RGF1000JTCANL MT-GLAZE 100 JA 1/10W...
  • Page 38 Safety Description Safety Description Ref. No. Part No. Ref. No. Part No. R7202 RGF3900FTCANL MT-GLAZE 390 FA 1/10W R754 RGF4701JTCANL MT-GLAZE 4.7K JA 1/10W R7203 RGF47R0JTCANL MT-GLAZE 47 JA 1/10W R756 RGF1001JTCANL MT-GLAZE 1K JA 1/10W R7204 RGF47R0JTCANL MT-GLAZE 47 JA 1/10W R757 RGF1001JTCANL MT-GLAZE 1K JA 1/10W...
  • Page 39 Safety Description Safety Description Ref. No. Part No. Ref. No. Part No. R8034 RGF1001JTCANL MT-GLAZE 1K JA 1/10W R8095 RGF4701JTCANL MT-GLAZE 4.7K JA 1/10W R8035 RGF1002JTCANL MT-GLAZE 10K JA 1/10W R8096 RGFR000ZTCANL MT-GLAZE 0.000 ZA 1/10W R8098 RGF1001JTCANL MT-GLAZE 1K JA 1/10W R8036 RGF1001JTCANL MT-GLAZE 1K JA 1/10W...
  • Page 40 Safety Description Safety Description Ref. No. Part No. Ref. No. Part No. D1901A 1LB2SAM0001-- LED SPACER-N3EA C1621 CKXLB3A471YHN CERAMIC 470P K D1901A 1LG2SAM0024-- LED SPACER-N3EA C1621 CK3A471KCRDNN CERAMIC 470P K D1902 DLSPR-39MVWFN LED SPR-39MVWF C1622 CEXLB1V102VEN ELECT 1000U M 35V D1902 DLXLBB028---N LED BL-BEG2T1Q-AB...
  • Page 41 Description Safety Safety Ref. No. Part No. Ref. No. Part No. Description C1653 CKXLB1H104YAG CERAMIC 0.1U K 50V C641 CKXLB1H104YAG CERAMIC 0.1U K 50V C1653 CK1H104KLZBNG CERAMIC 0.1U K 50V C641 CK1H104KLZBNG CERAMIC 0.1U K 50V C1654 CKXLB1H102YAG CERAMIC 1000P K 50V C642 CKXLB1H104YAG CERAMIC 0.1U K 50V...
  • Page 42 Safety Description Safety Description Ref. No. Part No. Ref. No. Part No. D1610B ZAV6120KE24-- G-FLOIL GREASE*SY-600 IC1601 QTL431ATA---N IC TL431ATA D1610B ZB13 SILICON GREASE G-746 IC1602 QKIA7805API-N IC KIA7805API D1610B ZB29 SILICON GREASE IC1603 QKIA378R12PIN IC KIA378R12PI D1610C SM2PS308R0SV- SCR PAN+SW 3X8 IC1604 QTL431ATA---N IC TL431ATA...
  • Page 43 Safety Safety Ref. No. Part No. Description Ref. No. Part No. Description Q1607 7T200220 TR 2SC2412K(P)-6 R1625 RGF4701JTCANL MT-GLAZE 4.7K JA 1/10W Q1608 TXXLBB006---P TR MMBTSC3928R R1627 RGF1001JTCANL MT-GLAZE 1K JA 1/10W Q1608 7T200220 TR 2SC2412K(P)-6 R1628 RGF1001JTCANL MT-GLAZE 1K JA 1/10W Q601 TSTF21NM50N-N TR STF21NM50N R1630...
  • Page 44 Safety Description Safety Description Ref. No. Part No. Ref. No. Part No. R620 RGB1000JTBANL MT-GLAZE 100 JA 1/4W R665 RGF6800JTCANL MT-GLAZE 680 JA 1/10W R621 RGF1203JTCANL MT-GLAZE 120K JA 1/10W R666 RGF1002FTCANL MT-GLAZE 10K FA 1/10W R622 RGB3302JTBANL MT-GLAZE 33K JA 1/4W R667 RGB4R70JTBANL MT-GLAZE 4.7 JA 1/4W...
  • Page 45: Printed Wiring Board

    Printed Wiring Board MAIN BOARD (Part Side) -48-...
  • Page 46 Printed Wiring Board MAIN BOARD ( Solder Side) K1003 K2001 K1502 K1501 K701 K702 K703 C7261 K705 C8024 C7264 C8042 X102 X101 C801 C060 C6619 C6604 C052 X050 C061 C051 C064 C6608 ? ? ? * * * N7TW.MAIN.PWB A30C5 1LG4B10Y0420A -49-...
  • Page 47 Printed Wiring Board POWER BOARD ( Part Side ) C 6 0 2 H 1 L 6 0 2 H 1 C 6 0 3 H 1 L 6 0 2 H 2 L 6 0 3 H 1 J P 6 0 5 L 6 0 3 H 2 L 6 0 1 H 3 L 6 0 1...
  • Page 48 Printed Wiring Board POWER BOARD ( Solder Side) -51-...
  • Page 49 Ki n d (M.c a r b o n ) S: Ox i e d me t a l i z e d LCD-42XF7-00 8. Parts specified with "J" are just jumper wires. W: Wi r e w o u n d i n g REF.
  • Page 50 C1601 24VP SCREW R1601 16KK0.22LZB D650 GJ4.7KB R1603 :16KK0.22GQ K1602 ASSY,PWB,POWER,N7YW BPC-817MC 1/10GJ1KC 1LG0B10Y04900 R1602 PWB,POWER,N7YW SCB5 1/10GJ2.2KC SCB1 1LG4B10Y04400 R655 Q602 1 2 3 4 5 6 7 1 2 3 4 5 6 7 STF13NK50Z 1/4GJ10B C1602 R1604 8 9 1011121314 IC1601 8 9 1011121314...

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Lcd-42xf7-00

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