Datasheet

Table Of Contents
4-7
Cisco ONS 15454 SDH Reference Manual, R7.0
October 2008
Chapter 4 Optical Cards
4.3 OC3 IR/STM1 SH 1310-8 Card
4.3 OC3 IR/STM1 SH 1310-8 Card
Note For specifications, see the A.6.2 OC3 IR/STM1 SH 1310-8 Card Specifications” section on page A-29.
The OC3 IR/STM1 SH 1310-8 card provides eight intermediate or short range SDH STM-1 ports
compliant with ITU-T G.707, and ITU-T G.957. Each port operates at 155.52 Mbps over a single-mode
fiber span. The card supports VC-4 and nonconcatenated or concatenated payloads at the STM-1 signal
level.
Warning
The laser is on when the optical card is booted. The port does not have to be in service for the laser
to be on.
Figure 4-2 shows the card faceplate and block diagram.
Figure 4-2 OC3 IR/STM1 SH 1310-8 Faceplate and Block Diagram
uP bus
uPFlash RAM
B
a
c
k
p
l
a
n
e
Optical
Transceiver #1
Optical
Transceiver #2
Optical
Transceiver #3
Optical
Transceiver #4
134390
BPIA RX
Prot
BPIA RX
Main
BPIA TX
Prot
BPIA TX
Main
OCEAN
ASIC
STM-1
STM-1
STM-1
STM-1
Optical
Transceiver #5
Optical
Transceiver #6
Optical
Transceiver #7
Optical
Transceiver #8
STM-1
STM-1
STM-1
STM-1
FAIL
ACT
SF
OC3IR
STM1SH
1310-8