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The product does not operate with the remote controller.
While the compressor has been stopped, the compressor does not
operate owing to the delaying function for 3 minutes after stopped.
When the compressor stopped Indoor Fan is driven by a low speed.
At this point the wind speed is not controlled by the remote controller.
(When operated in the Sleeping Mode, the wind speed is set to the
low speed by force.)
Cause by the remote control
When the mark(
) is displayed in LCD screen, replace
battery.
Check the connecting circuit between the remote controller
MICOM (No.
) - R17(2Ω) - IR LED - TR - R16(2.2KΩ).
30
Copyright ©2007 LG Electronics. Inc. All right reserved.
Only for training and service purposes
Turn on Main Power
Caused by other parts except the remote control
Check the contact of CN-D1, 2 connector.
Check Display PWB Assembly
- Voltage between CN-D2
Check point
• Check the connecting circuit between PIN -
R02L(1K) - C01L(680PF) - MICOM PIN
• Check Receiver Assembly
- 49 -
Troubleshooting Guide
: DC + 5V
-
43
LGE Internal Use Only
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