XOCECO PS-32HU35, Service Manual

Page 1: ...PDP TELEVISION PS 32HU35...

Page 2: ...tions Alignment instructions Working principle analysis of the unit Block diagram IC block diagram Wiring diagram Troubleshooting guide Schematic diagram APPENDIX A Assembly list APPENDIX B Exploded V...

Page 3: ...n the vicinity of water bath room laundry water chute of kitchen sources of fire heat radiation parts or direct exposure to sunlight Otherwise there will be kickbacks 1 5 In case foreign substances su...

Page 4: ...erature Scope for operation 0 50centigrade Scope for storage 15 60centigrade Humidity Scope for operation 20 80 Scope for storage 20 80 1 15 If a fixed picture is displayed for a long time difference...

Page 5: ...generator VG 848 VGA and HDMI signal generator CA100 color analyzer 2 Alignment flow chart The alignment flow chart is shown as fig 1 Fig 1 adjustment flow chart 3 Unit adjustments Connect all the boa...

Page 6: ...factory menu and set IF VCO to LL or press INPUT 2 5 8 1 to enter VCO adjust mode adjust L109 to value 2 5V of TP104 A face then set IF VCO to BG 3 2 2 IF AGC adjustment Input 184 25MHz RF signal of...

Page 7: ...searching menu auto search connect RF TV terminal with central signal source and check if the picture is normal if there are channels be skipped Check CCD function 4 2 AV S YPbPr terminals Input AV S...

Page 8: ...ls of AV1 AV2 S VIDEO and YPbPr will be sent to MST9U19A and their audio signals will also be sent to MST9U19A AV1 and YPbPr share one group of audio ports AV2 and S VIDEO share one group of audio por...

Page 9: ...S C VGA L R AV1 YPbPr L R AV2 L R RS232 TUNER TV V TV SIF L R AV OUT CVBS V AV OUT LCD TV CONTROLLER MST9U19A AUDIO AMP R2S15102 EDID 24C02 EEPROM FLASH PANEL SPEAKER EDID 24C02 AMP LM358 IF AMP R2S10...

Page 10: ...VIDEO input 51 CVBS output 63 64 VGA L R input 66 67 AV1 YPbPr L R input 68 69 AV2 S L R input 135 search station synchronizing check input 154 HDMI hot plug check output 145 standby control output 1...

Page 11: ...9 R2S10401...

Page 12: ...10 1 2 VIF input 23 SIF input 7 TV CVBS output 10 TV SIF output 17 SDA 18 SCL R2S15102NP 5 11 L R input 1 15 L R output 13 mute control input...

Page 13: ...11...

Page 14: ...12...

Page 15: ...tch plug patch plug patch plug patch plug patch plug patch plug patch plug patch plug patch plug patch plug patch plug ground yellow and green wire power switch weld weld weld blue blue brown brown fi...

Page 16: ...rd is normal Check STANDBY circuit of power supply board Press POWER button in the unit or sensor control and check the indicator Check if the PIN3 of XS14 on the main board is high level Check if XS1...

Page 17: ...rn off the TV turn on again display picture Adjust main board again Which is no signal of channels Replace main board Check if 2VPP signal and noise wave of N101 PIN7 on the main board Check if output...

Page 18: ...3 13 and 14 voltage of NV4 is normal Check power supply Check PIN5 and PIN11 output wave of NV4 Check PIN10 wave of N101 Check PIN11 wave of TUNER Replace TUNER Replace NV4 Replace NS2 Replace N101 n...

Page 19: ...main board...

Page 20: ...main board...

Page 21: ...main board...

Page 22: ...main board 4...

Page 23: ...main board...

Page 24: ...IR board key board...

Page 25: ...Panel 5205321201 NAME NO Main board 6HU0660110 N101 NV4 NS2 R2S10401 5271040101 R2S15102 5271510201 MST9U19A 5270019001 IR board 6HU0660910 Key board 6HU0660510 Remote control 6010Y05701 Panel 5205321...

Page 26: ...APPENDIX B Exploded view PS 32X35...

Page 27: ...10 back cabinet 11 speaker connection 12 right speaker 13 stand 14 speaker back cover 15 back baffle 16 left speaker 17 connection bracket 18 push board 19 power socket 20 push board 21 decorative ba...

Page 28: ...9432HU3512 Ver 1 0...