SHARP CDDV600W
Instrukcja Serwisowa

CD-DV600W
� Video is not output normally.
Put a disc on the DISC tray. Yes Is video signal input to each pin of IC3201 as shown below ? IC3201 IC3201 IC3201 IC3201 IC3201 2 pin 6 pin 10 pin 12 pin 14 pin S-C S-Y Py Pb Pr Check S5V line. Yes Video signals input to each pin of IC3201 as shown below ? IC3201 IC3201 IC3201 IC3201 IC3201 IC3201 26 pin 23 pin 21 pin 20 pin 18 pin 16 pin S-C COMP S-Y Py Pb Pr No No Is voltage of approx. 5 V supplied to pins 1 and 28 of IC3201 ? No Check the main unit. (Circuits around IC3001 and IC3201.)

Yes Do V-MUTE line for pins 3 and 13 of IC3201 reach �H� level ? Yes Replace IC3201. No Check V-MUTE line. Yes

Is video signal output to each pin of main unit connector CNP601 as shown below? CNP601 CNP601 CNP601 CNP601 CNP601 CNP601 1 pin 2 pin 3 pin 5 pin 6 pin 7 pin V S-C S-Y Pr Pb Py Yes Is each video signal output to the specified output terminal ? Is combined video signal output to VIDEO OUT terminal (JK601) ? Is brightness signal output to S-OUT terminal (SO602) ? Is chrominance signal output to S-OUT terminal (SO602) ? Is brightness signal output to pin 1 of D terminal (SO601) ? Is chrominance difference signal (Pb) output to pin 3 of D terminal (SO601) ? Is chrominance difference signal (Pr) output to pin 5 of D terminal (SO601) ?

No

Check between CN3201 and CNP601.

No No No No No No

Check line from pin 1 of CNP601 to VIDEO OUT terminal (JK601) and VIDEO OUT terminal (JK601). Check line from pin 3 of CNP601 to S-OUT terminal (SO602) and S-OUT terminal (SO602). Check line from pin 2 of CNP601 to S-OUT terminal (SO602) and S-OUT terminal (SO602). Check line from pin 7 of CNP601 to pin 1 of D terminal (SO601) and the D terminal (SO601). Check line from pin 6 of CNP601 to pin 3 of D terminal (SO601) and D terminal (SO601). Check line from pin 5 of CNP601 to pin 5 of D terminal (SO601) and D terminal (SO601).

7�4