Installing The Power Supply - Cisco ASR 903 Installing Manual
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Also See for ASR 903:
- Release notes (280 pages) ,
- Installation manual (200 pages) ,
- Hardware installation manual (196 pages)
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Installing the Cisco ASR 903 Router
16 x T1/E1 Interface
Module
32 x T1/E1 Interface
Module
8 X T1/E1 Interface
Module
4-Port OC3/STM-1
(OC-3) or 1-Port
OC12/STM-4 (OC-12)
Interface Module
1 **Always refer to interface module compatibility matrix tables in the Data Sheet before you swap any IM.
Failure in executing the command may cause the interface to enter the Out of Service state. To recover from
out of service state, perform the following:
• Insert the original IM and execute the hw-module subslot 0/bay default command. Swap the module.
• If the module does not come up, perform a reload of the router.
Installing the Power Supply
The Cisco ASR 903 Router provides the following power supply:
• DC power
The DC power supply provides option to connect with two different sources (dual feed); positive (+) and
negative (-) are marked on the PSU terminals.
Each power supply provides a dual primary input power connection.
The power supply must be wired before plugging the power supply in the chassis. Ensure the branch circuit
Caution
breaker is turned off. Only after installing the power supply in the chassis, should the branch circuit breaker
be turned on. The branch circuit breaker must be turned off before unplugging the power supply.Read the
installation instructions before connecting the system to the power source. Statement 10
Do not use interface module and power supply ejector handles to lift the chassis; using the handles to lift
Caution
the chassis can deform or damage the handles.
A900-RSP1
16 T1/E1
No support
No support
4-Port OC3/STM-1
(OC-3) or 1-Port
OC12/STM-4 (OC-12)
Interface Module
For more information, see
Cisco IOS Interface and Hardware Component Command
◦900 W DC power: –40VDC to –72VDC
Cisco ASR 903 and ASR 903U Aggregation Services Router Hardware Installation Guide
Installing the Power Supply
A900-RSP2A-64 and
A900-RSP3C-400-S
A900-RSP2A-128
No support
No support
32 T1/E1
8 T1/E1
Reference.
31
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