Page52 of 174 Hardware options
553-3001-216 Standard 5.00 January2002
Note: TheExternal Alerter is an interface only, the ringer, light, buzzer
etc. is available through a third party vendor.
Handset option for the M3905 Call Center Telephone
TheHandset does not accompany the M3905 Call Center Telephone. The
Handsetkit is a hardware option for the M3905 Call Center Telephone. The
handsetcan be added to the M3905 by removing the front plate of the
telephone.A handset kit is available for the M3905.
Headset options
TheM3901, M3902, M3904, and M3905 supportsan amplified headset when
theheadset connects to the handset jack.
TheM3903, M3904 and M3905 have a dedicated headset jack which
supportsa non-amplified headset. The M3903, M3904 and M3905 have a
HeadsetFixed Feature Key toturn the Headset on and off.
Contactyour Nortel Networks distributor for recommended headset
equipment.
Telephone Wall Mount Kit
Thetelephone wall mount bracket kit contains a one piece wall mount plate
thatattaches the M3903, M3904 and M3905 telephone to the wall. The Wall
MountKit is available from your local Nortel Networks distributor. The
M3901and M3902 have built in wall mount b rackets.
Full Duplex Handsfree
TheFull Duplex Handsfree (FDHF) functionality allows simultaneous
two-waycommunication during a handsfree call. For Full Duplex Handsfree
functionality,you require an M3904 Phase III set equipped with an FDHF
cartridge.
The FDHF functionality requires the following har dware:
• M3904P haseIII set(NTMN34GA)
Note: NTMN34TAis the M3904 Phase III Icon set.
• FullDuplex Handsfree cartridge (NTMN72AA)