Circuit Board Diagrams. Exploded Views and Replacement Parts List. It is essential that these critical parts should be replaced with manufacture’s specified parts to prevent shock, fire or other hazards. Do not modify the original design without permission of manufacturer. Sanyo Manufacturing Corp. 3333 Sanyo Road, Forrest City, AR 72335 Printed in China, Dec, 2012 ...
1 Safety Precautions 1.1. General Guidelines 1. When servicing, observe the original lead dress. If a short circuit is found, replace all parts which have been overheated or damaged by the short circuit. 2. After servicing, see to it that all the protective devices such as insulation barriers, insulation papers shields are properly installed.
2 Warning 2.1. Prevention of Electrostatic Discharge (ESD) to Electrostatically Sensitive (ES) Devices Some semiconductor (solid state) devices can be damaged easily by static electricity. Such components commonly are called Electrostatically Sensitive (ES) Devices. Examples of typical ES devices are integrated circuits and some field-effect transistors and semiconductor [chip] components.
2.2. About lead free solder (PbF) Note: Lead is listed as (Pb) in the periodic table of elements. In the information below, Pb will refer to Lead solder, and PbF will refer to Lead Free Solder. The Lead Free Solder used in our manufacturing process and discussed below is (Sn+Ag+Cu). That is Tin (Sn), Silver (Ag) and Copper (Cu) although other types are available.
3 Service Navigation 3.1 Service Hint Power Board Main Board Key Board IR Board Remarks Board Name Function SPDIF,COMPONENT/AV IN, ANTENNA/DTV/TV, Main Board PC IN,PC/DVI IN/AUDIO, HDMI(HDMI1/DVI,HDMI2,HDMI3),USB PORT boards serviceable and should IR Board Remote Receiver, LED be exchanged for service Power Board Power (AC/DC), DC-DC Key Board...
5. Troubleshooting Guide 5.1 No Power No power (LED “Off”) Check the AC input and Power “On” the power is “ON”? Power board Replace the Power board output=5.2V? 1. RC can turn on the TV and Key can’t, replace the key board. Use RC or Key to turn on 2.
5.2 Abnormal Display Abnormal Display Check the OSD is Enter factory mode Reset normal? to Reset Replace LVDS Cable Replace the main board Replace the main board Replace the panel ...
5.3 No Display No display (LED No power (LED “Off”) Check TV is under control and power Replace the main board on/off by remote control and power key? Check the backlight is “On”? Check the LVDS cable Check the PS-ON and ON/OFF signal is available? Reinsert or replace the...
5.4 Sound Problem No sound or sound abnormal Check the TV is muted, adjust the volume or enter the menu to reset? Check the audio source connection Replace the main board and the TV system are correct? Replace the speaker Replace the main board ...
5.5 Remote Control Malfunction Remote Control malfunction Check the remote control battery is Replace the battery not properly placed or no power? Use the other remote controls Replace the remote control Whether the IR board is Replace the IR board abnormal? Replace the main board ...
6. Disassembly and Assembly Instructions 1. Remove the screws to remove the stand. 2. Remove the screws to remove the rear cover. ...
Page 15
3. Unplug these connectors and cable clip on the IR board、Key board、main board and power board 4. Remove the screws to remove the IR Board、Key Board、Main Board、 Power Board and Deco Bezel. ...
Page 16
5. Remove the speakers 6. Remove the screws to remove the BKT and cover hinge. ...
Page 17
7. Unplug the LVDS. 8. Remove the panel. ...
Page 22
U401C SPI Flash U405 should be programmed SPI_CS_N SPI_CSZ SPI_SDO U401D before soldering on PCB SPI_DO SPI_SDI Chip Config Place parts very SPI_DI SPI_SCK close to U401 SPI_CK 3V3_STB AUSD_OUT R401 4.7K 0402 3V3_STB VGA_R- C401 47N16V 0402 BL_ON_OFF VGA_R- BL_ON_OFF RIN0M GPIO_PM0...
9 Wiring Connection Diagram 9.1. Caution statement. Caution: Please confirm that all flexible cables are assembled correctly. Also make sure that they are locked in the connectors. Verify by giving the flexible cables a very slight pull. 9.2. Wiring 8 1 ...
10.2. Replacement Parts List Safety Ref. No. Panasonic Model Name Part Name & Description Remarks TPV P/N Part (Location) (Usage) Deco Bezel P34T1099ADT01L02BB FVM4612 IR Board IRPFBXCB FVM4612 LCD Panel TPT460HM01XA500LX0 FVM4612 Power Board PLTVCR808XXA3 FVM4612 756TXCCB01K0730001 Main Board- CBPFC3NKA7 FVM4612...