
MX-G68V/MX-G65V
1-30
<No VIDEO>
• Check the Voltage (+5V, +3.3V)
No
NO
Yes
No
Yes
Yes
No
Yes
No SamSung Logo Display
Check for VIDEO signal
at PIN 11
of MIC3 (W9952Q)
Check for signal
at PIN 1, 32, 29, 21~28
of MIC3 (W9952Q)
Check for 40.5MHZ signal
at PIN 76 of MIC4 (W9925QF)
Check PIN100 of W9923=Low
Check the line of PIN
of MIC1 and MIC4
Check the Connection of CW7
Check MIC3 Sodering or Replace IC
Check the OSC of MIC5 (40.5MHz)
Check MIC6 (DRAM) Sodering
Summary of Contents for MX-G65V
Page 25: ...MX G68V MX G65V 1 25 Troubleshooting 1 Amplifier Power Malfunction COMMON ...
Page 26: ...MX G68V MX G65V 1 26 No Output ...
Page 27: ...MX G68V MX G65V 1 27 2 Tuner malfunction FM AM ...
Page 28: ...MX G68V MX G65V 1 28 3 Tape ...
Page 29: ...MX G68V MX G65V 1 29 4 Video CD No DISC ...
Page 42: ...MX G68V MX G65V 1 42 LA1837 IC01 FM IF DET AM RF IF DET ...
Page 53: ...MX G68V MX G65V 1 53 M E M O ...
Page 61: ...MX G68V MX G65V A B C D E F G 1 2 3 4 5 2 7 Tuner section TUNER signal SHEET 6 6 ...
Page 63: ...MX G68V MX G65V A B C D E F G 1 2 3 4 5 2 9 Amplifier board ...
Page 65: ...MX G68V MX G65V A B C D E F G 1 2 3 4 5 2 11 Vido CD board ...
Page 68: ...MX G68V MXG65V 3 2 M E M O ...
Page 87: ...MX G68V MXG65V 3 21 M E M O ...