Filter
Top Products
DEFINITYEnterpriseCommunicationsServerandSystem75andSystem85
Terminals and Adjuncts Reference
555-015-201
Issue 11
December 1999
Adjunct Power
4-8The 1151A1 and 1151A2 Power Units
4
Figure 4-3. Local Powering Arrangement (Using the MSP-1) for Adjuncts
Connected to the 8102 Analog Telephone
The 1151A1 and 1151A2 Power Units
The 1151A1 power supply is a single output 48 volt DC, 20 watt power supply. The
1151A1 operates from nominal AC input voltage (85 to 132 or 176 to 264) 50 or 60
Hz. This power supply can be desk-mounted and wall-mounted.
The 1151A2 power supply also is a single output 48 volt DC, 20 watt power
supply. However, this power supply has battery holdover. The power supply
operates from nominal AC input voltage (85 to 132 or 176 to 264) 50 or 60 Hz.
Input voltage selection is automatic; that is, the power supply adjusts itself for the
D4BU
cord
Wall Jack
D4BU cord
or
2–wire cord
Line jack
Bottom view of
the 8102 telephone
MSP-1
Power Supply
PHONE
-7 +8
OTHER LINE
-2 +5
Adjunct jack
(on the rear
of telephone)
Power jack