Brocade Communications Systems VDX 8770-4, Hardware Installation Manual, Page: 112 / 141

Power supply removal and replacement
Use this procedure to remove and replace a power supply.
NOTE
Depending on the module configuration of the chassis and the number of power supplies installed, the device may be able to
continue operating during the replacement. Refer to The Technical Specifications to determine your power requirements. If
insufficient power is present, the chassis will start powering down modules until the power demand can be met.
DANGER
This device might have more than one power cord. To reduce the risk of electric shock, disconnect all power cords before
servicing.
DANGER
Remove both power cords before servicing.
DANGER
Disconnect the power cord from all power sources to completely remove power from the device.
Time and items required
The replacement procedure for each power supply takes less than 5 minutes. The following items are required for the power supply
replacement:
∙
New power supply unit or filler panel.
∙
#1 Phillips screwdriver.
∙
#2 Phillips screwdriver.
Removing an AC power supply
To remove a power supply, complete the following steps. Refer to the illustration provided with the procedure.
1. Perform the appropriate following action based on whether the device is operating:
∙
If the device is not operating during the replacement procedure, go to step 2.
∙
If the device is operating and will continue to operate during the replacement, check the power LEDs to verify that the
minimum number of power supplies is functioning. Refer to the Technical Specifications to check your power
requirements.
2. Unlatch the power cord retainer clip.
3. Remove the power cord.
4. Loosen the captive screw.
5. Push down on the handle to eject the power supply.
6. Grasp the handle and pull, sliding the power supply from the chassis and supporting the power supply from beneath as you
remove it.
Removal and Replacement Procedures
Brocade VDX 8770-4 Hardware Installation Guide
112 53-1002563-10