Nortel DMS-100 Series Maintenance Manual page 74

2-54 Star Remote System hardware
Table 2-17 TSS status indicators (Sheet 2 of 2)
Indicator name
Major
Critical
Power OK
Main dc
DC OK
AC On
Star Module circuit card interconnections
The following figure shows how the circuit cards are functionally
interconnected for the Star Module.
297-8353-550 Standard 05.01 March 2001
Circuit card LED color
NTTR70AA/AB Orange
NTTR70AA/AB Red
NTTR72AA Green
NTTR67AA Green
NTTR46AA/AB Green
NTTR47AA Green
Function
Indicates a Major alarm status
Indicates a Critical alarm status
When off, indicates that the card failed
because of
• overcurrent
• overvoltage
• undervoltage
• main circuit breaker OFF
Indicates the presence of main -48 V
Indicates the presence of main -48 V in the
output
Indicates the presence of main ac power