Table of Contents
Advertisement
When Vertical Louver does not operate.
• Confirm that the Vertical Louver is normally geared with the shaft of
Stepping Motor.
• If the regular torque is detected when rotating the Vertical Louver with
hands
• Check the connecting condition of CN-U/D Connector
• Check the soldering condition(on PWB) of CN-U/D Connector
• Confirm that there is DC + 12V between pin (RED) of CN-U/D and
GND.
• Confirm that there is a soldering short at following terminals.
- Between
- Between
- Between
• Confirm the assembly conditions that are catching and interfering parts
in the rotation radial of the Vertical Louver
Copyright ©2009 LG Electronics. Inc. All right reserved.
Only for training and service purposes
Normal
Check the operating circuit of the Vertical Louver
,
,
and
of MICOM
60
61
62
63
,
,
and
of IC01M
,
,
and
of IC01M
If there are no problems after above checks
- 67 -
Troubleshooting Guide
LGE Internal Use Only
Hide quick links:
Advertisement
Table of Contents
