LG 50PC1RR Service Manual page 26

7. Time shift Mode ( DVR BOARD )
(1) Symptom
1) Doesn't work time shift mode.
2) Can't enter to recorded list.
3) Can't record AV/RF.
(2) Check following
Is time shift mode on?
Yes
Change time shift mode
from off to on.
All manuals and user guides at all-guides.com
Yes
Are the cables connected
well?(12pin, 4pin,40pin)
No
Insert cables well.
Yes
Power B/D works well?
Yes
HDD jumper is located
in Master?
Yes
31pin flat cables are
connected well?
Yes
Check U1, U7, U11 and
These ICs are wrong?
Yes
Change ICs?
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No
Change power B/D.
No
Place jumper to
master position.
No
Connect 31pin cable.
No
Change the HDD
Is it ok?
No
Change the DVR B/D.