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89
TROUBLESHOOTING
No Dipsplay in VFT
After boot.
Is Power for VFT and
I701 on?
F+(1,2) : -17~ -18V
F-(29,30)
: -22~ -24V
VEE(P16, P17) : - 29V
VDD(P1, P44) : +5V
Check the
connection
PO W ER SA VIN G
Please remind th a t the VFD
display shows not h ing before
stand by ON when “Low Power
Standby ” is “ON ” in the setup
menu .
No display in the VFD
testing mode?
Does Grid and Segment
pin in the VFT
shows
appropr iate wavef orm?
Yes
No
Yes
No
Yes
Do all Key work?
Does SOUT (P14) of
I701 change when
pressing a key?
No
Yes
Does SIN (Pi n13) of
I701 make an
waveform?
Yes
No
Replace the I702
It is a configuration
for Power Saving.
Yes
Replace the I701
No
Replace the I702
Replace VFT
Replace the I701
No
Yes
TESTING MODE
Press PR-, PREV and N EXT a t
the same time then all seg ment
li ghts are on.
Is case of No display in VFT
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 ...