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3-5
Cisco ONS 15327 Troubleshooting Guide, R3.4
April 2003
Chapter 3 Replace Hardware
Inspect, Clean, and Replace the Reusable Air Filter
Figure 3-4 Replacing the Reusable Fan-Tray Air Filter
1
2
3
4
E10/100-T
F
A
I
L
A
C
T
S
F
1
2
3
4
E10/100-T
F
A
IL
A
C
T
S
F
OC12/STM-4
IR 1310
F
A
I
L
A
C
T
S
F
OC48/STM-16
IR 1310
F
A
IL
A
C
T
S
F
ACO
LAN
CRAFT
XTC-28-3
LAMP
TEST
FAIL
ACT/STBY
SYNC
ACO
DS3 SF
DS1 SF
PWR A
PWR B
CRIT
MAJ
MIN
REM
ACO
LAN
CRAFT
XTC-28-3
LAMP
TEST
FAIL
ACT/STBY
SYNC
ACO
DS3 SF
DS1 SF
PWR A
PWR B
CRIT
MAJ
MIN
REM
BITS
MIC B
ALARM
DS1 (15-28)
-48VRET
PWR B
Rx 1
Rx 2
Rx 3
BITS
MIC A
ALARM
DS1 (15-28)
-48V
RET
PWR B
Tx 1
Tx 2
Tx 3
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