Troubleshooting
Samsung Electronics
12-11
NO POWER
IN FUSE (PS701, PS702)
NORMAL?
(Over 7V)
Change FUSE
REPLACE IC701
No
IC503
5(3V), 4(2.5V)
CHECK THE RESET
IC(IC503)
No
Yes
Yes
CHECK the Circuit aroud the
MICOM
No
Yes
CHECK TR
No
Yes
Check the coil
No
Yes
IC 701 24 Check
Is the input 3V
Q701, Q702, Q703, Q706,
Q707, Q708
is the output vlotage
output when power is
supplied?
L704, L706, L708, L715, L734
is the output vlotage output
when power is
supplied?
DCDC
Q 701
Q 702
Q 703
Q 706
Q 707
Q 708
Summary of Contents for VP-D361
Page 46: ...4 18 Disassembly and Reassembly Samsung Electronics MEMO ...
Page 82: ...Exploded View and Parts List 5 36 Samsung Electronics MEMO ...
Page 129: ...Samsung Electronics 8 1 8 Wiring Diagram ...
Page 130: ...Wiring Diagram 8 2 Samsung Electronics MEMO ...
Page 140: ...PCB Diagrams 9 10 Samsung Electronics MEMO ...
Page 178: ...Operating Instructions 11 18 Samsung Electronics MEMO ...
Page 190: ...Troubleshooting 12 12 Samsung Electronics MEMO ...
Page 210: ...Circuit Operating Description 13 20 Samsung Electronics MEMO ...