Raisecom
RC3000-15 (P100R001) Hardware Description
12 Telecontrol service cards
Raisecom Proprietary and Confidential
Copyright © Raisecom Technology Co., Ltd.
188
Figure 12-5
Fault 1: RC3000-15 A to Teleprotection A
Table 12-14
Fault 1: RC3000-15 A to Teleprotection A
Classification
Teleprotection A
RC3000-15 A
RC3000-15 B Teleprotection B
Service status
Be disconnected in
the Rx direction.
There is valid data
in Tx direction
(however, clock
slips occur in
services received
by RC3000-15 A).
There is valid data in Rx
direction (with clock
slips).
N/A
There is valid data
with errors in the
Rx direction (due
to clock slips of
teleprotection
device A).
Alarm status
LOS alarm is
generated.
Carry Yellow
alarm in the Tx
direction (Yellow
alarm takes bit 1 in
the overhead).
Yellow alarm is
generated.
The Rx direction to
teleprotection device A is
normal (no LOS alarm is
generated while received
data clock may in free
oscillation status).
N/A
N/A
Figure 12-6
Fault 2: Teleprotection A to RC3000-15 A
Table 12-15
Fault 2: Teleprotection A to RC3000-15 A
Classification Teleprotection A
RC3000-15 A
RC3000-15 B Teleprotection B
Service status
There is valid data
in Rx direction.
The Rx direction to
teleprotection device A is
disconnected.
There is valid data in the Tx
direction to teleprotection
device A.
Valid data in the Tx
direction to the advanced
link is all-1.
Valid data in
the Tx
direction to
teleprotection
device B is
all-1.
Valid data in the
Rx direction is all-
1.
