Acer AL1716W 서비스 매뉴얼 - 페이지 20
{카테고리_이름} Acer AL1716W에 대한 서비스 매뉴얼을 온라인으로 검색하거나 PDF를 다운로드하세요. Acer AL1716W 50 페이지. Acer computer monitor user guide
Acer AL1716W에 대해서도 마찬가지입니다: 사용자 설명서 (17 페이지)
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4.6 Abnormal OSM display adjust problem
Check the input TTL level whether to
change when press the function keys on the P307
pin3, pin4 (normal is high level when to press button,
the level will be changed.)
Check the input TTL level whether to
change when press the function keys on I306 pin114
and pin115.
Failure Point:
I306 is failure
4. Troubleshooting (continued)
OK
OK
Failure Point:
1. Function key wire is disconnected.
NG
2. Function key wire is defected.
3. Function key board is defected.
Failure Point:
1. Printed wire broken between P307 pin2 and I306 pin114.
2. Printed wire broken between P307 pin3 and I306 pin115.
NG
3. R368 C382 R369 C383 C387,C388,C391 or
C392 is short.
4. R380,R383,R378 or R379 is open.
ACER AL1716W
19
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