HP Cisco MDS 9134 Cisco MDS 9200 Series Hardware Installation Guide (OL-16188- - Page 52

Power Supplies

Page 52 highlights

Power Supplies Chapter 1 Product Overview Power Supplies The Cisco MDS 9200 Series supports dual hot-swappable 845-W AC power supplies, each of which can supply sufficient power to the entire chassis should one power supply fail. The power supplies monitor their output voltage and provide status to the supervisor module. To prevent the unexpected shutdown of an optional module, power management software only allows a module to power up if adequate power is available. The Cisco MDS 9200 Series power supplies can be configured to be redundant or combined. By default, they are configured as redundant, so that if one fails, the remaining power supply can still power the entire system. For information on how to configure the power supplies, see the Cisco MDS 9000 Family CLI Configuration Guide or the Cisco MDS 9000 Family Fabric Manager Configuration Guide. The power supplies, which are accessed from the rear of the chassis, are illustrated in Figure 1-23. Figure 1-23 Cisco MDS 9200 Series with 845-W Dual Power Supplies 4 1 2 PWR-845-AC 100-240V 12-5A 50/60 Hz ALL FASTENERS MUST BE FULLY ENGAGED PRIOR TO OPERATING OF POWER SUPPLY 3 PWR-845-AC INPUT OK FAN OK OUTPUT FAIL 100-240V 12-5A 50/60 Hz ALL FASTENERS MUST BE FULLY ENGAGED PRIOR TO OPERATING OF POWER SUPPLY INPUT OK FAN OK OUTPUT FAIL 94002 1 Power supply switch 2 AC power connection 3 Power supply handle 4 Power supply LEDs Table 1-12 describes the LEDs for the Cisco MDS 9200 Series power supplies. Table 1-12 LEDs for the Cisco MDS 9200 Series Power Supplies LED Input OK Fan OK Output Fail Status Green Off Green Off Red Off Description AC input is good and power supply is functioning normally. Power supply is turned off or is not seated properly in the chassis. Power supply fans are operating properly. Fan is not operating or power supply is off. Power supply is not in a stable state. If this indication continues after initial power on, check that all connections are secure, including the system fan tray. Normal operation or power supply is turned off. 1-34 Cisco MDS 9200 Series Hardware Installation Guide OL-16188-01

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1-34
Cisco MDS 9200 Series Hardware Installation Guide
OL-16188-01
Chapter 1
Product Overview
Power Supplies
Power Supplies
The Cisco MDS 9200 Series supports dual hot-swappable 845-W AC power supplies, each of which can
supply sufficient power to the entire chassis should one power supply fail. The power supplies monitor
their output voltage and provide status to the supervisor module. To prevent the unexpected shutdown of
an optional module, power management software only allows a module to power up if adequate power
is available.
The Cisco MDS 9200 Series power supplies can be configured to be redundant or combined. By default,
they are configured as redundant, so that if one fails, the remaining power supply can still power the
entire system. For information on how to configure the power supplies, see the
Cisco MDS 9000 Family
CLI Configuration Guide
or the
Cisco MDS 9000 Family Fabric Manager Configuration Guide
.
The power supplies, which are accessed from the rear of the chassis, are illustrated in
Figure 1-23
.
Figure 1-23
Cisco MDS 9200 Series with 845-W Dual Power Supplies
Table 1-12
describes the LEDs for the Cisco MDS 9200 Series power supplies.
1
Power supply switch
3
Power supply handle
2
AC power connection
4
Power supply LEDs
PWR-
8
45-AC
100-240V
12-5A
50/60 Hz
INPUT OK
FAN OK
OUTPUT FAIL
ALL FASTENERS MUST BE FULLY ENGAGED
PRIOR TO OPERATING OF POWER SUPPLY
PWR-
8
45-AC
100-240V
12-5A
50/60 Hz
INPUT OK
FAN OK
OUTPUT FAIL
ALL FASTENERS MUST BE FULLY ENGAGED
PRIOR TO OPERATING OF POWER SUPPLY
4
3
94002
1
2
Table 1-12
LEDs for the Cisco MDS 9200 Series Power Supplies
LED
Status
Description
Input OK
Green
AC input is good and power supply is functioning normally.
Off
Power supply is turned off or is not seated properly in the
chassis.
Fan OK
Green
Power supply fans are operating properly.
Off
Fan is not operating or power supply is off.
Output Fail
Red
Power supply is not in a stable state. If this indication
continues after initial power on, check that all connections
are secure, including the system fan tray.
Off
Normal operation or power supply is turned off.