Lucent Technologies MERLIN LEGEND Release 7.0 Pocket Reference page 125

MERLIN LEGEND Communications System Release 7.0
Pocket Reference 555-670-116
Reference Documents
Maintenance Error Codes
Error
Code Description
7401 TRK UPLINK MESSAGE
ERROR:
Communication problems
between processor and modules;
unrecognized message from
module to processor.
7402 LOOP CONTROL BIT NOT
SET:
No loop current on outgoing call. If
error occurs four times
consecutively, and if automatic
maintenance-busy is enabled with
less than 50% maintenance busy,
trunk is busied-out automatically.
7403 NO LOOP CURRENT:
Communication problems
between module and CO. No loop
current. If error occurs four times
consecutively, and if automatic
maintenance-busy is enabled with
less than 50% maintenance busy,
trunk is busied-out automatically.
7404 STUCK RINGING:
Communication problems
between module and CO. If error
occurs two times consecutively,
trunk is busied-out automatically
whether or not automatic
maintenance-busy is enabled.
7801 NOT IN NORMAL OP MODE:
Module not in normal operation
mode; reported in background
module check.
7802 SANITY INT NOT
GENERATED:
Applies only to modules with
extension jacks.
7803 NO PORT BOARDS
AVAILABLE:
Modules not present.
7804 INVALID SANITY
RESPONSE:
Sanity test received invalid
responses; applies only to
modules with extension jacks.
Technical Addendum
—Continued
Action
Test trunk with single-line
telephone. If problem is not in
trunk, replace module with one
known to work. If problem is not
seen with known working
module, replace module and
restart.
Test trunk with single-line
telephone. If problem is not in
trunk, replace module with one
known to work. If problem is not
seen with known working
module, replace module and
restart.
Test trunk with single-line
telephone. If problem is not in
trunk, replace module with one
known to work. If problem is not
seen with known working
module, replace module and
restart.
Test trunk with single-line
telephone. If problem is not in
trunk, replace module with one
known to work. If problem is not
seen with known working
module, replace module and
restart.
Reset board. If problem
persists, check module.
Maintenance Slot
Slot Number Reset
Reset board. If problem
persists, check module.
None; delete entry from
transient log.
Reset board. If problem
persists, check module.
Issue 1
April 1999
119