Sunday, June 5, 2011
Friday, June 3, 2011
Repair the singer DVD player
1:power supply pcb fault.
a: check the op-to coupler you can see it's pins are corroded
b: replace the coupler
c: replace all corroded resistors
d: re soldering the pcb.
a: check the op-to coupler you can see it's pins are corroded
b: replace the coupler
c: replace all corroded resistors
d: re soldering the pcb.
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