Service Manual

6802800U74-AN
Chapter 13: MTS Troubleshooting
386
Alarm ID
Descrip-
tion
Recovery
Action
Clear Ac-
tion
Notes
ALM_BRC_ETH_LAN1_LINK
_ALM
ALM_BRC_ETH_LAN2_LINK
_ALM
ALM_BRC_ETH_LAN_LINK_
FAIL
ALM_BRC_CP2A_LINK_FAIL
_ALM
ALM_BRC_CP2B_LINK_FAIL
_ALM
Ethernet
LAN1 Link
is down -
the link
state
change is
reported by
CPLD by
the interrupt
(Host
IRQ2).
Ethernet
LAN2 Link
is down -
the link
state
change is
reported by
CPLD by
the interrupt
(Host
IRQ2).
Reported
when
ALM_BRC_
ETH_LAN1
_LINK_ALM
is set and
ALM_BRC_
ETH_LAN2
_LINK_ALM
is set
CP2A Link
failure - the
link state
change is
reported by
CPLD by
the interrupt
(Host
IRQ2).
CP2B Link
failure - the
link state
change is
reported by
CPLD by
the interrupt
(Host
IRQ2).
No recovery
action taken
by the soft-
ware.
No recovery
action taken
by the soft-
ware.
No recovery
action taken
by the soft-
ware.
CPLD will
automatical-
ly switch to
CP2B.
CPLD will
automatical-
ly switch to
CP2A.
When the
link is up
then the
alarm is
cleared.
When the
link is up
then the
alarm is
cleared.
When the
link is up
then the
alarm is
cleared.
When the
link is up
then the
alarm is
cleared.
When the
link is up
then the
alarm is
cleared.
The link to Site
Controller is dis-
connected or
failed.
The link to Site
Controller is dis-
connected or
failed.
Both links to Site
Controller are
disconnected or
failed.
The link to Site
Controller is dis-
connected or
failed.
The link to Site
Controller is dis-
connected or
failed.