C-123L/A, C-123LW
Trouble Shooting
Trouble Shooting
Flowcharts:
C-123L, C-123LW
1. C-123L system has a buzz or hum.
Wire was run too close to AC voltage or fluorescent lights. Shielded wire is recommended. If shielded wire was run, connect one end of the shield to an earth ground.
Refer to C-123L Instructions.
2. Call tone is too loud.
1. Check for proper voltage. C-123L/A is a 6V DC system.
Refer to C-123L/A Instructions.
2. There is no call tone adjustment on the C-ML/A. If voltage is right, the master can be modified to lower call tone. Contact Aiphone Technical Support for modification information.
3. Newly installed C-123LW, feedback when either master tries to communicate with the door.
Is there only one power supply for both masters? C-123LW requires two SKK-620’s, one per master (or 4 "C" batteries in each master.)
Refer to C-123LW Instructions.
4. Newly installed C-123LW, when one master tries to communicate with the door a chime tone is heard at the other master.
Dual Adapter Kit (DAK-2S) is not installed, or installed backwards.
Refer to C-123LW Instructions.
5. Newly installed unit is totally dead.
Make sure unit has 6V DC (12V DC will severely damage the unit).
Make sure power connections are on + and - terminals. (Check to make sure the wires on the - and 1 terminals are not reversed.)Refer to C-123L Instructions.
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