363-206-295
Circuit Pack Descriptions
7-12
Issue 1
December 1997
BCP4 OHCTL Circuit Pack Description
7
Purpose of Circuit
7
The OHCTL circuit pack is used in conjunction with the BBG8/BBG8B SYSCTL. It
provides overhead channel interfaces for the system.
Faceplate Indicator
7
The OHCTL circuit pack faceplate indicator is shown in Figure 7-5. The red FAULT
LED lights on detection of circuit pack failure. The red FAULT LED flashes in the
event of a SONET DCC failure.
Figure 7-5.
BCP4 OHCTL Circuit Pack
x
x
x
x
x
T
L
U
A
F
L
T
C
H
O
BCP4
S1:1
Lucent