52
TROUBLESHOOTING
PC07
Check +3V3STBY(Pin 9,10,11 &12)
Check +5VSTBY(Pin4)
RESET IC (ICC13)
Check Pin1
High>>Low>>High
ICC01
Check that Pin2>>Pin3
Pin13>>Pin11
ICC02
Check that Pin2>>Pin3
Pin12 & 13>> Pin11
Check LN03 (+3V3STBY)
Check Analog Board
Check Soldering
or Replace ICC13
Input signal
at Pin2 &Pin13?
Check RC98 & RC99 1% resistors
Replace XN01
NO
YES
YES
YES
YES
NO
NO
NO
NO
+1V8 Regulator (ICC12) Check that
voltage is between 1.7~2.0 voltage
YES
PNX7100 Crystal (XN01)
Check whether XN01(4MHz) oscillates
Input signal
at Pin2 & Pin12 & 13?
YES
Case B)Digital Board
NO
Check Soldering
or Replace ICC01
YES
Check Soldering
or Replace ICC02
YES
Follow Yes step
Follow No step
Check ripple voltage
that should be under 0.2 voltage
Replace
RC98 &RC99
Still no input signal
in ICC01 & ICC02
Replace Digital Board
(ICN03 bad Soldering)
YES
NO
NO
NO
YES
NO
NO
Содержание DQR-1000D
Страница 9: ...8 BLOCK DIAGRAM ...
Страница 10: ...9 BLOCK DIAGRAM SYSTEM BLOCK DIAGRAM ...
Страница 11: ...10 BLOCK DIAGRAM SYSTEM BLOCK DIAGRAM ...
Страница 12: ...11 BLOCK DIAGRAM VIDEO BLOCK DIAGRAM ...
Страница 13: ...12 BLOCK DIAGRAM AUDIO BLOCK DIAGRAM ...
Страница 14: ...13 BLOCK DIAGRAM TUNER BLOCK DIAGRAM ...
Страница 15: ...14 BLOCK DIAGRAM FRONT BLOCK DIAGRAM ...
Страница 16: ...15 CIRCUIT SCHEMATICS 1 ANALOG BOARD Tuner ...
Страница 17: ...16 CIRCUIT SCHEMATICS Canal Switch ...
Страница 18: ...17 Audio Switch CIRCUIT SCHEMATICS ...
Страница 19: ...18 CIRCUIT SCHEMATICS Power Connector ...
Страница 20: ...19 CIRCUIT SCHEMATICS Multi Sound Process ...
Страница 21: ...20 CIRCUIT SCHEMATICS Digital Audio Out ...
Страница 22: ...21 CIRCUIT SCHEMATICS Audio AD DA Converter ...
Страница 23: ...22 CIRCUIT SCHEMATICS VPS PDC ...
Страница 24: ...23 CIRCUIT SCHEMATICS FOME ...
Страница 25: ...24 CIRCUIT SCHEMATICS Micom ...
Страница 26: ...25 CIRCUIT SCHEMATICS Micom Fan Controller EEPROM ...
Страница 27: ...26 CIRCUIT SCHEMATICS 2 DIGITAL BOARD Chrysalis Connector ...
Страница 28: ...27 CIRCUIT SCHEMATICS DV1394 ...
Страница 29: ...28 CIRCUIT SCHEMATICS Chrysalis Control CLK ...
Страница 30: ...29 CIRCUIT SCHEMATICS Chrysalis Main ...
Страница 31: ...30 CIRCUIT SCHEMATICS 1 8V ...
Страница 32: ...31 CIRCUIT SCHEMATICS Progressive Scan DAC ...
Страница 33: ...32 CIRCUIT SCHEMATICS Flash SDRAM EEPROM ...
Страница 34: ...33 CIRCUIT SCHEMATICS Video IO to Analog Main Board ...
Страница 35: ...34 CIRCUIT SCHEMATICS Video Decoder ...
Страница 36: ...35 CIRCUIT SCHEMATICS 3 FRONT BOARD VFD ...
Страница 37: ...36 CIRCUIT SCHEMATICS FRONT INPUT DV1394 ...
Страница 38: ...37 4 POWER SUPPLY DVD RW FREE CIRCUIT SCHEMATICS ...
Страница 39: ...38 WAVEFORMS ...
Страница 40: ...39 WAVEFORMS ...
Страница 41: ...40 WAVEFORMS ...
Страница 42: ...41 WAVEFORMS ...
Страница 43: ...42 WAVEFORMS ...
Страница 44: ...43 WAVEFORMS ...
Страница 45: ...44 DISASSEMBLY DW P71D1D and DW P71D1P ...
Страница 47: ...47 TROUBLESHOOTING POWER TOP ...
Страница 50: ...50 TROUBLESHOOTING SYSTEM NO BOOTING MAIN TOP ...
Страница 51: ...51 TROUBLESHOOTING SYSTEM NO BOOTING MAIN BOTTOM ...
Страница 54: ...54 TROUBLESHOOTING SYSTEM NO BOOTING DIGITAL BOARD TOP ...
Страница 55: ...55 TROUBLESHOOTING SYSTEM NO BOOTING DIGITAL BOARD BOTTOM ...
Страница 58: ...58 TROUBLESHOOTING SYSTEM RTC DAEWOO MAIN TOP ...
Страница 59: ...59 TROUBLESHOOTING SYSTEM RTC DAEWOO MAIN BOTTOM ...
Страница 60: ...60 TROUBLESHOOTING SYSTEM DAEWOO NO DISC DIGITAL BOARD TOP ...
Страница 61: ...61 TROUBLESHOOTING SYSTEM DAEWOO NO DISC DIGITAL BOARD BOTTOM ...
Страница 67: ...67 TROUBLESHOOTING VIDEO MAIN TOP ...
Страница 68: ...68 TROUBLESHOOTING VIDEO MAIN BOTTOM ...
Страница 69: ...69 TROUBLESHOOTING VIDEO DIGITAL TOP ...
Страница 70: ...70 TROUBLESHOOTING VIDEO DIGITAL BOTTOM ...
Страница 79: ...79 TROUBLESHOOTING AUDIO MAIN TOP ...
Страница 80: ...80 TROUBLESHOOTING AUDIO MAIN BOTTOM ...
Страница 81: ...81 TROUBLESHOOTING AUDIO DIGITAL TOP ...
Страница 87: ...87 TROUBLESHOOTING RF MAIN TOP ...
Страница 88: ...88 TROUBLESHOOTING RF MAIN BOTTOM ...
Страница 90: ...90 TROUBLESHOOTING FRONT PANEL first TOP DW P71D1D DW P71D1P only ...
Страница 91: ...91 TROUBLESHOOTING FRONT PANEL first BOTTOM DW P71D1D DW P71D1P only ...