Nortel DMS-100 Series Maintenance Manual page 240

7-20 OPM alarm clearing procedures
LCM (RG)
critical
(continued)
At the OPM site
5
6
At the MAP terminal
7
8
297-8361-550 Standard 04.01 September 2000
Example of a MAP display:
LCM UNIT 0 Inservice troubles Exist:
Ringing Generator Failure:Ring Generator ANI/COIN Fault
LCM UNIT 1 Inservice Troubles Exist:
Ringing Generator Failure:Ring Generator in Excess load
If the system
indicates RG failure
does not indicate RG failure
Perform a visual inspection of the ringing generator. Check if the LED light is
on.
If the LED
is on
is off
To power up the ringing generator, move the circuit breakers to the ON
position. The LED goes off. These switches are as follows:
• RG 0 circuit breaker CB2
• RG 1 circuit breaker CB3
To manually busy the SysB LCM unit identified in step 3, type
>BSY UNIT unit_no
and press the Enter key.
where
unit_no
is the number of the SysB LCM unit (0 or 1)
To test the ManB LCM unit, type
>TST UNIT unit_no
and press the Enter key.
where
unit_no
is the number of the ManB LCM unit (0 or 1)
If the system
generates a card list
Do
step 6
step 5
Do
step 6
step 7
Do
step 9