Samsung HT-C5500 Service Manual page 51

4-1-10 Disc skips or freezing
Disc skips or freezing
All Media
(BD/DVD/CD) NG?
Yes
Only BD NG?
No
Only DVD NG?
No
Only CD NG?
No
Change the MAIN PCB
Samsung Electronics
No
Check the Power at
CN1601 (ST5.4V, D12V)?
Check the clock at
X1 27MHz?
Change the MAIN PCB.
Q13 Emitter
Yes
Voltage check
Q12: DVD, Q11:CD
4V ~ 6.5V?
Yes
RFP Check?
Signal level OK?
BD: over 400mV
DVD: over 200mV
CD: over 200mV
Yes
Change the MAIN PCB.
No
SMPS Check (refer 4-1p)
Yes
No
Yes
Check IC1's phreperial part
like soldering etc.
No
Yes
Change the DECK.
No
Yes
Change the DECK.
Troubleshooting
4-21