NDA-24296 CHAPTER 3
Page 467
Revision 1.0
PA-24CCTA
Comm on Channel Trunk
4. Lamp Indications

The contents of lamp indications on this circuit card are shown in Table 3-9.

Table 3-9 PA-24CCTA (24CC T) Lamp Indication Reference
LAMP NAME COLOR STATE
OPE Green Remains lit while this circuit card is in normal operation.
N-OPE Red Remains lit while this circuit card is in make-busy state.
PCM Red Lights when an input signal is down (PCM LOSS).
FRM Red Lights when a frame alignment loss is detected.
BER Red Lights when frequent bit errors occur in the case of 12-multi frame and when a CRC error
occurs frequently in the case of 24-multiframe.
RMT Red Lights on receipt of remote alarm indication.
AIS Yellow Lights on receipt of Alarm Information Signal (AIS).
D-OPE Green Remains lit while Common Channel Handler (CCH) block is active.
LY R Gr een Re mains lit w hile CCI S si gn al li n k is se t u p.
LB Green Remains lit while the CCIS signal is being looped back.
BL00
BL23
Green Lights when the corresponding circuit is busy.
Flash Flashes w hile DP signals are bei ng sent out or received (Flashes to dial pulses) or
corresponding circuit is in make-busy state (60 IPM)
OFF Remains off when the corresponding circuit is idle.
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