3. No PIP
<AV1, 2, 3> |
|
|
|
| <RF> |
| <SCART> |
| NO |
|
|
|
|
| |
Waveform of Digital Board | Check |
| Waveform of MAIN1 |
| Waveform of Digital | ||
|
|
|
| ||||
IC001 #189, 182, 188? |
|
| AV JACK1 |
| Q101(E)? |
| Board IC510 #51, |
| |||||||
|
|
|
|
|
| 52, 53, 46? | |
|
|
|
|
|
| ||
YES |
| NO |
|
|
| Check TU102 |
|
|
|
|
| YES |
|
|
| YES | Check Digital Board |
|
|
|
|
|
| |
|
| IC510 #2 |
|
|
|
| NO |
|
|
|
| Check Q510 |
|
|
Waveform of Digital Board | NO |
|
|
|
Check Digital Board |
|
| ||
IC001 #195? | IC001 | YES | NO |
|
|
| Check Scart | ||
YES |
|
|
| Jack |
|
|
| SCART201 | |
|
|
|
| |
Waveform of Digital Board IC510 #19~22, 24~28?
YES
Waveform of Digital Board IC001 #165~167?
NO
Check around IC510
NO
Check around IC001
4. No power
Check ST_3.3 of IC001 #45, 75, ...
ST_1.8V of IC001 #124, 169...
YES
Check IC001 #79,89 (OSC)
YES
Check IC001 #83, 84(SCL, SDA)
YES
Check IC1001 #161(ABN)
YES
Check IC001 #89(IR), #162(Key in)
NO
NO
NO
NO
NO
Check MAIN Board of Power Line
Replace X001
Replace Q009, Q010
Check Abnormal Circuit
Check Digital P503, P504 connector
- 18 -
