Nortel Meridian 1 Manual page 42

Page 40 of 44 Flexible analog line circuit card
Technical description
Power requirements
Supplement to 553-3011-210
Connections
The Flexible Analog line card has 16 units. Each unit connects to the shelf
backplane through an 80-pin connector. The backplane is cabled to the
input/output (I/O) panel which is then cabled to the cross-connect terminal.
At the cross-connect terminal, each unit connects to external apparatus by tip
and ring leads.
Faceplate LED
The faceplate of the NT5K02LB is equipped with a red LED which lights
when all of the assigned units on the circuit card are disabled.
Table 27 lists the power requirements for the NT5K02 Flexible Analog line
card.
Table 27
NT5K02 Flexible Analog line card power requirements
Voltage
+15.0 V dc
(see note 1)
-15.0 V dc
(see note 1)
+ 8.5 V dc
(see note 2)
-48.0 V
- 48.0 V dc
-100.0 V dc
Ring V ac
Provisional 1.3
Idle
current
120 ma
24 ma
250 ma
0 ma
60 ma
0 ma
0 ma
July 1993
Maximum current
(all units active)
120 ma
24 ma
280 ma
160 ma
700 ma
48 ma
160 ma
(See note 3)