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Cisco ASR 1000 Series Aggregation Services Routers Hardware Installation Guide
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Chapter 2      Cisco ASR 1000 Series Routers Component Overview
Power Supplies for the Cisco ASR 1004 Router
Cisco ASR 1004 AC Power Supply LEDs and Connector
Figure 2-8 shows the AC power supplies at the rear of the Cisco ASR 1004 Router.The Cisco ASR 1004 
Router supports up to two power supplies.
Figure 2-8 Cisco ASR 1004 Router AC Power Supply
1 AC power supply standby switch (standby 
symbol is a broken circle with a vertical line 
through the top of it)
4 AC power supply fan
2 AC power supply LEDs 5 AC power inlet
3 DB-25 alarm connector 6 AC power supply handle
280184
OUTPUT INPUT
FAIL
OK OK
FAN
100V-240V~ 12A-5A
50-60Hz
ALARMS
60V
1A MAX
OUTPUT INPUT
FAIL
OK OK
FAN
100V-240V~ 12A-5A
50-60Hz
ALARMS
60V
1A MAX
1 2
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6
5