Comp Operation Error - LG GR-P247C Service Manual

COMP operation error

①
1. Open the PWB COVER
③
1. Open the BACK COVER
④
1. Check the temperature
and noise of COMP
and discharge outlet
When the COMP & FAN are not operating simultaneously, force operate from the MAIN PCB
in TEST MODE to check whether it is operating and then check the power of the COMP
end to reset the power.
②
2. Check the number of LED blinks
(Refer to the next page for resolution by number of LED
blinks
2. Check whether
the C-FAN is
BLACK & RED
operating
PS : Check the voltage during C- Fan operation.
Measuring
POINT
OR BLACK & BLUE
(About AC 10V~ AC 230V)
56
When the COMP
is normal, it will
not blink
3. Check the COMP
connector voltage
(Measure without
pulling the HOUSING)