TAP-113
: Trouble Clearing 363-206-305
Page 4 of 6 Issue 3, June 2000
DDM-2000 F
IBER
R
EACH
W
IDEBAND
S
HELF
15.
!
CAUTION:
When a
DS1
,
DS1PM
, or
T1EXT
is switched to protection, removal of any
other
DS1
,
DS1PM
, or
T1EXT
circuit pack or
177A
Retainer Card in the
same group will result in a loss of service to the protected
DS1
,
DS1PM
,
or
T1EXT
and the removed
DS1
,
DS1PM
, or
T1EXT
circuit pack.
Replace
DS1
,
DS1PM
, or
T1EXT
service circuit pack locked onto protection.
Reference:
DLP-523
16.
STOP. YOU HAVE COMPLETED THIS PROCEDURE
.
17.
NOTE:
Indications are that the
OLIU
circuit pack on the protection line (slot
2(P)
)
has failed at the near end or far end, or the receive fiber on the protection
line at the near end has failed.
Go to
TAP-111
and isolate trouble on the
OLIU
s.
18.
STOP. YOU HAVE COMPLETED THIS PROCEDURE
.
19. Use local procedures to clear condition(s) that caused environmental alarm.
20.
STOP. YOU HAVE COMPLETED THIS PROCEDURE
.
21. Locate Source Address of removed circuit pack from the Alarm and
Status Report then determine the reason the
DDS1
,
DS1PM
, or
T1EXT
circuit pack was removed. If the same circuit pack is to be reinserted and no
switch settings are changed, reinstall the circuit pack. If the circuit pack was
removed and switch settings changed, reinstall the circuit pack and
momentarily depress the
UPD/INIT
button on the
SYSCTL
. If the circuit pack
is not to be reinserted, momentarily depress the
UPD/INIT
button on the
SYSCTL
to remove the circuit pack from the inventory.
22.
STOP. YOU HAVE COMPLETED THIS PROCEDURE
.
23.
NOTE:
Indications are that a circuit pack has been installed in a wrong slot;
switch settings are invalid or different from a companion circuit pack; or
switches are set differently from what they were before a circuit pack was
replaced.
Determine the Source Address from the Alarm and Status Report.
Refer to the Commands and Reports section of this manual under
RTRV-ALM
for a more detailed description of the meaning of the report.
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