Troubleshooting Guide
When the louver does not operate.
Trouble 5
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-UP/DOWN Connector
• Check the soldering condition(on PWB) of CN-UP/DOWN Connector
• Confirm that there is DC + 12V between pin (RED) of CN-UP/DOWN and
GND.
• Confirm that there is a soldering short at following terminals.
- Between
- Between
- Between
- Between
• Confirm the assembly conditions that are catching and interfering parts in
the rotation radial of the Vertical Louver
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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
2
3
4
5
,
,
,
of IC01M
12
13
14
15
,
,
,
and
of CN-UP/DOWN
1
2
3
4
5
If there are no problems after above checks
- 70 -
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