HP StorageWorks 2/140 - Director Switch, Service Manual

Page: 244 / 396

FRU Removal and Replacement
244 Director 2/140 Service Manual
RRP: AC Module
Use the following procedures to remove or replace the AC module. A list of tools
required is provided.
Tools Required
The following tools are required to perform these procedures.
■
Standard cross-tip (Phillips) screwdriver.
■
ESD grounding cable and wrist strap.
Removing the AC Module
To remove the AC module:
1. If the director is installed in a stand-alone configuration, go to step 2 . If the
director is rack-mounted, unlock and open the cabinet front door as directed
by the HP authorized service provider.
2. Follow ESD procedures by attaching a wrist strap to the director chassis and
your wrist, as shown in Figure 72 .
WARNING: Ensure the power cord is disconnected from the defective AC
module.
Caution: To avoid causing machine errors or damage while working on the
director, follow ESD procedures by connecting a grounding cable to the
director chassis and wearing an ESD wrist strap.
3. Identify the defective AC module from the extinguished green PWR OK
LED on the supply or failure information at the Hardware View.
4. Remove the power supply from the defective AC module (“ RRP: Redundant
Power Supply ” on page 241).
5. Remove the two panhead Phillips screws that secure the AC module to the
director chassis, as shown in Figure 78 .
6. Pull the power supply ( 1 ) from the director AC module ( 2 ), as shown in
Figure 78 . Support the AC module with one hand.
7. Place the AC module in an anti-static bag to provide ESD protection.