- 21 -
CHECK THE VOLTAGE
AT PIN2 OF I603, I604(SOUND IC)
CHECK/REPLACE
D807
CHECK THE WAVEFORM
AT PIN24, 25 OF I602
CHECK THE SCL, SDA
AT PIN8, 7 OF I602
0V
NO
YES
16V
CHECK/REPLACE
I701
CHECK THE VOLTAGE
AT PIN6, 16, 46 OF I602
NO
YES
CHECK/REPLACE
I401, I402
CHECK/REPLACE
X251
YES
NO
5-5. NO SOUND (STEREO)
CHECK/REPLACE
I603, I604
Содержание CT-21FD9M
Страница 25: ...24 6 BLOCK DIAGRAM...
Страница 32: ...31 8 3 SOUND AMP IC I603 I604 TDA1905 8 4 VERTICAL IC I301 LA7841K...
Страница 33: ...32 8 5 MAIN IC I102 NN5198N...
Страница 34: ...33 8 6 STZRZO IC I602...
Страница 35: ...9 EXPLODED VIEW...
Страница 36: ......
Страница 37: ...10 SCHEMETIC DIAGRAM...
Страница 38: ......
Страница 39: ...11 PRINTED CIRCUIT BOARD...
Страница 40: ......