NDA-24296 CHAPTER 3
Page 297
Revision 1.0
PA-8LCBR
Line Circuit
3. Face Layout of Lamps, Switches, and Connectors

The face layout of lamps and switches on this circuit card is shown in Figure 3-63.

Figure 3-63 Face Layout of PA- 8LCBR (8LC)
4. Lamp Indications
The contents of lamp indications of this circuit card are shown in the table below.
LAMP NAME COLOR STATUS MEANING
OPE Green Steady Lighting The circuitry o f t he ci rcuit card is operating nor-
mally.
BL0
BL7
Green
Steady Lighting Line loop exists.
Flashing
1)Rin ging s ig nal is b ei ng tran smitt ed. Busy LED
keeps flashing in synchronizing with on/off of
the ringing signal.
2)Dial pulses are being recei ved. While dial pulses
from a line are bei ng rec ei v ed, Busy LED keeps
flashing in synchronizing with the dial pulses
coming from the line.
3) Line i s i n make -bus y stat e.
Busy LED keeps flashing at 60 ipm.
SW11
SW12
SW13
SW14
SW15
SW16
SW01
SW10
OPE
SW00
(MB)
BL7
6
5
4
3
2
1
0
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