Diagnostics; When Power Is Not Supplied - Samsung RS2511 Series Service Manual

8. Diagnostics

8-1) When power is not supplied

Pre-Check
1. Check if power is supplied at Concent and Power Cord is connected properly before repair
2. Check by referring to the followings.
Start
Is Power of primery
DC -TRANS applied?
YES
Is Power of secondary
DC - TRANS applied?
YES
Is 12V terminal normal?
YES
Is 5V terminal normal?
YES
Are wire connections of
PANEL PCB normal?
YES
Is PANEL PCB normal?
YES
Change MAIN PCB ASS'Y
33
NO
Check assembly of
wires and do repairing
NO
Change DC-TRANS
NO
PCB. REG101 Change /PCB Change
NO
Change PCB. REG102 /
Change PCB
NO
Do repairing
NO
Change PANEL PCB