OC-3 Module Connections
The following table shows the OC-3 specifications of the optics on the 8-Port OC-3/STM-1 POS SPA.
Table 29: OC-3 Specifications
DescriptionSpecification
OC-3 MM: 1270 nm to 1380 nmOC-3 SR: 1260 nm to 1360 nmOC-3 IR-1:
1261 nm to 1360 nmOC-3 LR-1: 1263 nm to1360 nmOC-3 LR-2: 1480
nm to 1580 nm
Wavelength
OC-3 MM: 2 km (1.2 miles)OC-3 SR: 2 km (1.2 miles)OC-3 IR-1: 15 km
(9.3 miles)OC-3 LR-1: 40 km (24.8 miles)OC-3 LR-2: 80 km (49.7 miles)
Cabling distance (maximum)
OC-3 MM: 23 to 185 degrees F (–5 to 85 degrees C)OC-3 SR: 23 to 185
degrees F (–5 to 85 degrees C)OC-3 IR-1: 23 to 185 degrees F (–5 to 85
degrees C)OC-3 LR-1: 23 to 185 degrees F (–5 to 85 degrees C)OC-3 LR-2:
23 to 185 degrees F (–5 to 85 degrees C)
Operating case temperature
range
OC-3 MM: –19 to –14 dBmOC-3 SR: –15 to –8 dBmOC-3 IR-1: –15 to
–8 dBmOC-3 LR-1: –5 to 0 dBmOC-3 LR-2: –5 to 0 dBm
TX power
OC-3 MM: –30 dBmOC-3 SR: –23 dBmOC-3 IR-1: –28 dBmOC-3 LR-1:
–34 dBmOC-3 LR-2: –34 dBm
Receiver sensitivity (maximum)
OC-3 MM: –5 dBmOC-3 SR: –8 dBmOC-3 IR-1: –8 dBmOC-3 LR-1: –10
dBmOC-3 LR-2: –10 dBm
RX overload
OC-3 MM: +5 dBmOC-3 SR: +5 dBmOC-3 IR-1: +5 dBmOC-3 LR-1: +5
dBmOC-3 LR-2: +5 dBm
Maximum receiver power
damage
1-Port Channelized OC-3 ATM CEoP SPA Overview
The following sections describe the 1-Port Channelized OC-3 ATM CEoP SPA:
• 1-Port Channelized OC-3 ATM CEoP SPA LEDs
• 1-Port Channelized OC-3 ATM CEoP SPA Interface Specifications
• 1-Port Channelized OC-3 ATM CEoP SPA Optical Transceiver Modules and Cables
1-Port Channelized OC-3 ATM CEoP SPA LEDs
The 1-Port Channelized OC-3 ATM CEoP SPA has three types of LEDs. There are two LEDs for the port on
the SPA, and one STATUS LED as shown in the following figure.
Cisco ASR 9000 Series Aggregation Services Router SIP and SPA Hardware Installation Guide
44
Overview: Cisco ASR 9000 Series Router Shared Port Adapters
OC-3 Module Connections