Samsung SR-L628EV Especificações descarregar pdf (Página 25)

7. Trouble shooting

1) No power

1. Is the power cord well connected to wall outlet?

2. Refer to the reference

Precautions

Start

Check wires

DC-Trans primary

power input?

Replace DC-Trans

DC-Trans secondary

power input?

Check REG102

(MC7812)

DC 12V output

from REG102?

Check REG1

(KA7805)

DC 5V output

from REG1?

Check wire connection Reference 1

(Page. 38)

Are wires connected to

panel securely?

Replace panel PCB

Exchange main PCB

Panel PCB Ass’y

is OK?

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Samsung SR-L628EV Especificações Página 25