Installation guide

L
Light symptoms (trouble on one telephone)
voice terminal behaves abnormally in the
test mode, A4-3
Light symptoms (trouble on several telephones)
control unit red Warning light flutters and
feature cartridge is in place, B4-4
voice terminal lights are dim, especially when
the voice terminal is in test mode, B4-3
voice terminal red and green lights do not
flash alternately in test mode, B4-4
Line designations
Model 206, 6
Model 410, 6
Model 820, 8
Line/voice terminal modules, 12, CIBs 3002, 3012, 3027
M
Manual Multipurpose Adapter, 17, CIB 3008
MERLIN communications system
functional overview, 3
system overview, 4
Miscellaneous symptoms (trouble on one telephone)
outside lines added to the system do not
appear at the attendant position, A7-3
outside lines taken away from the system
still appear at the attendant position, A7-3
voice terminal or voice terminal accessory
suddenly fails, A7-4
Miscellaneous symptoms (trouble on several telephones)
MERLIN system interferes with television
reception, B8-4
outside call is dropped during conversation, B8-3
Modular plug, CIB 2860
Modules
line/voice terminal modules, 12
Off-Premises Telephone Interface, 13, CIB 3009
Music-on-Hold Cartridge, 11, CIB 2870
Music-on-Hold/Paging Cartridge, 11, CIB 2871
5