SAMSUNG DVDC700
Instrukcja Serwisowa

There is no output from E

MIC

Samsung Electronics
No Is 18 Check the input signal pin 1 of KCN1. on the OSD. OSD display on? Yes of KIC1 normal? jacks of 1 and Mic 2. MIC1 and 2 normal? Yes Replace MIC8 (M27C801: MAIN MICOM) and surrounding circuit. 7 of KOP1 normal? Replace KIC1 (AK5330) No Check the soldering around No Is the input of pin 21 material around KVR1 (VR : 20K). function normally? circuit of the KOP2. of KOP2 normal? Check the input signal of No Check the input signal of No

No Is Karaoke mode on the Turn on Karaoke mode (DVD: 18.432MHz, CD: 16.934MHz) of KIC1 normal?

Yes

Are the outputs pin 2 of

Yes

No Check power input of KOP1 Are the outputs of pin 1 and

Yes

Does KVR1 (VR: 20K) No Check the soldering and defect of

Yes

No Check the surrounding Is the output of pin 1

Yes

pin 3 of KCN1.

Is the input of pin 20

of KIC1 normal? (DVD: 48KHz, CD: 44.1 kHz)

Yes

pin 4 of KCN1.

Is the input of pin 19

of KIC1 normal? (DVD: 2.304MHz, CD: 2.116MHz)

Yes

Troubleshooting

6-11

E