Samsung HT-TZ315 - Playback Controls; A-B Repeat and Step Functions

Samsung Electronics 4-23
Troubleshooting
4-1-5 DECK Failure
Power On
Disc Insert
Does disc spin stuck?
How about Power Pin?
How about Pickup
Power Reference (MVREF)?
Please check
Main PCB and Deck
connection.
(CN01, CN02, CN03)
Yes,
Stuck
Reassemble
Main PCB and DECK
Please check
CN03 14pin RF50V: 4.8V ~ 5V
MIC1 163pin VD33: 3.2V ~ 3.3V
RIC4 8pin MVCC: 4.8V ~ 5V
RIC4 19pin MVCC: 4.8V ~ 5V
NG
Change
MAIN PCB or SMPS
Please check
MIC1 157pin MVREF: 2.0V ~ 2.1V
NG
Disc Judgment
Check DVD Signal
(MIC1 139pin DVD/CD)
Check CD Signal
(MIC1 139pin DVD/CD)
CD DVD
Change DECK
Disc Inserted
But
NO DISC
or
DISC ERROR
Not Like
This
Not Like
This
No,
Spin OK
OK,
No Problem
OK,
No Problem
 Refer to wave pattern
image of Fig. 4-13.
 Refer to wave pattern
image of Fig. 4-13.
NG
Different
Different