Lucent Technologies DDM-2000 OC-3, User & Service Manual

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RTRV-ALM 31 of 10 Page RTRV-ALM
Description Report Description Report
(Contd) Descriptions RTRV-ALM 11-3. Table
Meaning Description
failed shelf fan
fan DDM-2000 the of failure a detected has system The
may it but operate to continue will system The shelf.
within replaced be must fan The overheat.
hours 4
the of
and/or interrupted be might service otherwise failure;
fail. might packs circuit
failed, pack fan a replacing, needs Filter causes: Likely
fan the or feeders, power both or one lost has shelf fan
failed. has board control shelf
switch forced
that means message this line, a with associated When
receiving active the as selected not is line identified the
to switch protection manual or automatic an and line,
The done. be not will line receiving active the this make
protection the until effect in remain will switch forced
is request switch inhibit or lockout a or reset, is switch
(one- unidirectional is switching that Note received.
be still might line specified the this, of Because way).
to line specified the selecting is end far the (if active
to free be still might end far the and traffic), receive
the See traffic. receive to selecting is it line the switch
switch-line
command.
low-speed a or slot unit function a with associated When
identified the that means message this slot, service
manual or automatic an and active, not is equipment
forced The done. be not will active it make to switch
is switch protection the until effect in remain will switch
received. is request switch inhibit or lockout a or reset,
the See
switch-fn
and
switch-ls
commands.
11-542
2000 February 2 Issue
OC-3 DDM-2000