3-31

Cisco ONS 15454 Reference Manual, R8.5.x
78-18106-01
Chapter 3 Electrical Cards
3.11.9 DS3XM-12 Card-Level Indicators

Figure 3-12 DS3XM-12 Faceplate and Block Diagram

3.11.9 DS3XM-12 Card-Level Indicators

Table 3-16 describes the three card-level LEDs on the DS3XM-12 card faceplate.

115956
Main & Protect
SCL Bus’s
Processor
12 DS3
Ports Transformers
& Protection
Mux/Relays
4x
DS3/VT1.5
Framer/
Mapper
12 Port
DS3 LIU
STS-24
Mapper
FPGA
B
a
c
k
p
l
a
n
e
MAIN
IBPIA
ASIC
PROTECT
IBPIA
ASIC
FAIL
ACT/STBY
SF
DS3XM
12
DS3 Mapped
STS’1s
(Portless Mode)
VT1.5 Mapped
STS-1's
(Both Modes)