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LG Single "A" User Manual

LG Single "A"
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Copyright ©2008 LG Electronics. Inc. All right reserved.
Only for training and service purposes
LGE Internal Use Only
5. Trouble Shooting
6.1 The Product doesn t operate at all
The operation check of the Indoor P.C.B. Ass'y
Procedure
1) The input voltage of power mod-
ule.
2) The output voltage of power mod-
ule.
Specification
1) AC230V ± 30V
: Check the rated voltage
2) 12V ± 3V
Remedy
1) Check the power outlet.
2) Replace
P.C.B Ass'y
Turn on the main power again.
Turn off the main power and
wait for 10 seconds.
Yes
No
A "Beeping" sound is made
from the indoor unit
Check the voltage of power supply and check
for the following :
* The voltage of main power supply.
* The voltage applied to the unit.
* The connecting method of Indoor/Outdoor connecting cable (each color)
* The P.C.B. Assembly (Fuse, Noise Filter, Power Module, Bridge Diode, etc.)
Primarily, the operating condition of
Micom is O.K.
* Check, Remote controller & Receiver.
* Check Connector of Indoor PCB
6. Electronic Parts

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LG Single "A" Specifications

General IconGeneral
BrandLG
ModelSingle "A"
CategoryAir Conditioner
LanguageEnglish

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