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Cisco ASR 9000 Series Aggregation Services Router Overview and Reference Guide
OL-17501-09
Chapter 2 Functional Description
Power System Functional Description
Figure 2-44 Cisco ASR 9010 Router DC Power System Block Diagram—Version 2 Power System
DC Power Shelf-1
with DC/DC Power Supply
Modules
Power Distribution
Backplane
DC/DC
Pwr Sply
Module-
PM0
2 KW
EMI
Filter
–54V
–54V
–54V RTN
–54V
DC-A1
(60A)
TB-A1
TB-B1
284403
EMI
Filter
DC-B1
(60A)
DC/DC
Pwr Sply
Module-
PM1
2 KW
EMI
Filter
DC-A2
(60A)
TB-A2
TB-B2
EMI
Filter
DC-B2
(60A)
DC/DC
Pwr Sply
Module-
PM2
2 KW
EMI
Filter
DC-A3
(60A)
TB-A3
TB-B3
EMI
Filter
DC-B3
(60A)
DC/DC
Pwr Sply
Module-
PM3
2 KW
EMI
Filter
DC-A4
(60A)
TB-A4
TB-B4
EMI
Filter
DC-B4
(60A)
DC Power Shelf-2
with DC/DC Power Supply
Modules
DC/DC
Pwr Sply
Module-
PM4
2 KW
EMI
Filter
–54V
DC-A5
(60A)
TB-A5
TB-B5
EMI
Filter
DC-B5
(60A)
DC/DC
Pwr Sply
Module-
PM5
2 KW
EMI
Filter
DC-A6
(60A)
TB-A6
TB-B6
EMI
Filter
DC-B6
(60A)
DC/DC
Pwr Sply
Module-
PM6
2 KW
EMI
Filter
DC-A7
(60A)
TB-A7
TB-B7
EMI
Filter
DC-B7
(60A)
DC/DC
Pwr Sply
Module-
PM7
2 KW
EMI
Filter
DC-A8
(60A)
TB-A8
TB-B8
EMI
Filter
DC-B8
(60A)
Fan Tray 0
–54V
Soft-Start
Circuit,
EMI Filter
Fan
Controller
and
Cooling
Fans
Line Card (x8)
Soft-Start
Circuit,
EMI Filter
Narrow
Range,
Fixed
Ratio
(5:1)
10.8V
Converter
Point of
Load
(POL)
Converters
–10.8V–54V
RSP Card (x2)
Soft-Start
Circuit,
EMI Filter
Narrow
Range,
Fixed
Ratio
(5:1)
10.8V
Converter
Point of
Load
(POL)
Converters
–10.8V–54V
Fan Tray 1
Soft-Start
Circuit,
EMI Filter
Fan
Controller
and
Cooling
Fans
–54V