General information, Troubleshooting, The telephone freezes – Nortel Networks 4146Ex User Manual
Page 39: The telephone does not ring, Not possible to turn on the telephone, Information, Error information, Technical specification
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General information
Troubleshooting
The telephone freezes.
Remove and replace the battery
pack. Press
to turn on the tele-
phone.
The telephone does not ring.
Check whether the ringer is SILENT
or RINGER VOL. is OFF.
Not possible to turn on the
telephone.
Check if battery is connected. If yes,
charge the battery.
The telephone turn off when
receiving a call and going off-hook.
Charge the battery. If still a problem
change the battery as it might be
defective.
Information
Error information
Improper function of the handset
might be related to the installation of
the DMC system or failures related to
the main system.
Before declaring a handset for repair
be sure that the main system is oper-
ating properly.
Technical specification
Approvals
Acoustics: CTR10/TBR 10 ed. 3
Electrical: EN 301 406 V1.4.1 (DECT
RF)
Access profile: CTR22/TBR 22 Jan.
97 (GAP)
EMC: EN 301 489-1 V1.4.1/EN 301
489-6 V1.2.1