00330-1199 <90-00045>
P
AGE
3
The following accessory subassemblies may be installed on the
backplane:
♦
49921 Multi-Line Pick-Up Key Subassembly - Adapts up to four
key system phones to order wire. Use with four-wire phones
only.
♦
49922 M Lead Control Driver - Adapts M lead control in fiber
optic communications system.
♦
49924 Active Auxiliary Port - Provides three-way active bridge
for repeater applicatons where the levels are not
+7 dBm RCV/-16 dBm XMT.
The terminal operates on -22 to -56 VDC input power.
GENERAL DESCRIPTION
INSTALLATION
I
nstallation of the 00330 consists of mounting the equipment
shelf, wiring the shelf, setting the switches and straps on all the
modules, and aligning the unit.
1. E
QUIPMENT
M
OUNTING
Install the DTSS3A in an equipment rack using the hardware
supplied. Refer to Fig. 1.
F
IG
. 1 - M
OUNTING
D
IMENSIONS
CONTINUED
. . .
49018 or 49028
ADDRESS SUBASS'Y
44020
DECODER
44022
STATION INTERFACE
EXT
SPK
AUTO
15 1/2
18”
23”
1 3/4”
7 7/8”
48”
