Lucent Technologies MERLIN LEGEND Release 5.0 Pocket Reference page 123

Maintenance Error Codes ( continued )
Error Code
840C
840D
840E
840F
8C01
9801
Description
STUCK RINGING:
Communication problems
between module and CO; no
loop current. If error occurs
four times consecutively and
if automatic maintenance-
busy is enabled and
maintenance-busy limit is
less than 50%, trunk is
busied-out automatically.
INCORRECT FIRMWARE
STATE:
If error occurs four times
consecutively and if
automatic maintenance-
busy is enabled and
maintenance-busy limit is
less than 50%, trunk is
busied-out automatically.
UPLINK MESSAGE ERROR:
Communication problems
between processor and
modules. Module received
unrecognized message from
processor.
LOST IDLE MESSAGE
ERROR:
SLOTS NOT EQUAL:
Module that occupies
indicated slot does not
match slot information
contained in PC or PCMCIA
card backup file.
MCARD WRITE ERROR :
Write to memory card is
unsuccessful or too slow.
Technician's Addendum
Action
Replace module with
similar module and test. If
problem is resolved,
replace bad module. If
problem persists, reinstall
old module and test
trunk.
Turn power off for at least
one second, and then
turn it on. Repeat system
programming procedure.
If problem persists,
replace module.
Turn processor off and
then on. Repeat system
programming procedure.
If problem persists,
replace module.
Check slot descriptions in
backup file against actual
system modules that
occupy slots. After
mismatch is corrected,
restore.
Reset card and try again.
If problem persists,
replace card and try
again. If problem
continues, replace
processor module.
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