5.0 TROUBLESHOOTING
SYMPTOM: NO IMAGE / NO SOUND
SYMPTOM: NO IMAGE OUTPUT ( THE PANEL SHOW BLUE PICTURE)
Start
Check the external AV
Cable TYPE
note
and
connection is OK?
Replace DVD Drive
Check DVD Drive work?
Replace Main Board
Exchange AV cable
NOTE: AV Cable TYPE from outside to
Inside L-Audio, R-Audio, Video, Ground
no
yes
no
yes
SYMPTOM: NO SOUND COMES FROM SPEAKER
Start
Check the Connection OK?
Reinsertion
Check speaker OK?
Replace Main Board
Change the speaker
no
yes
no
yes
Содержание PET742
Страница 7: ...3 0 INSTRUCTION FOR USE ...
Страница 20: ...GND TP1 TP2 TP4 TP3 TP5 TP6 KEY BOARD CIRCUIT DIAGRAM KEY1 KEY10 KEY8 KEY6 KEY3 KEY7 KEY4 KEY2 KEY11 KEY9 KEY5 ...
Страница 21: ...TFT BOARD TOP ...
Страница 22: ...TFT BOARD BOTTOM ...
Страница 23: ...M AIN BOARD TOP ...
Страница 24: ...MAIN BOARD BOTTOM ...
Страница 25: ...KEY BOARD TOP ...
Страница 26: ...KEY DOA RD BOTTOM M ...