User's Manual

Table Of Contents
Module Front Panel LED Indicators and Connectors – continued
6-40 1X SC 4812T Lite BTS Optimization/ATP FEB 2005
PRELIMINARY
PWR/ALM LED
LENS
(REMOVABLE)
ACTIVE LED
PWR/ALM ACTIVE
LED OPERATING STATUSCOLOR
An alarm is generated in the event of a failure
2) Continuously during fault conditions
ON – 1) Briefly during Power–up
SLOW FLASHING (alternately with green) –
Concentration Highway Interface (CHI) Bus
inactive on Power–up
RED
RED
GREENACTIVE
PWR/ALM OFF – Operating normally
ON – Briefly during Power–up and during
failure conditions
RAPIDLY FLASHING – Card is Code Loaded but
not enabled
ON – Card is Code Loaded and enabled (INS_ACT)
SLOW FLASHING – Card is not Code Loaded
4812ETL0030–1
Figure 6-4: MCC24 and MCC–1X Front Panel LEDs and LED Indications
CLPA LED Status
Combinations
ETIB Board LED for the LPA Module
In the SC 4812T Lite Platform, the CLPA Module does not contain an
LEDs. The LED on the CLPA Fan Module provides visual operational
information for the CLPA Module. Refer to Figure 6-5.
Each LPA Module is provided with a bi–color LED on the ETIB Module
next to the MMI Connector. Refer to Table 6-46.
6