Time-Of-Day Battery; Removing And Replacing The Time-Of-Day Battery - IBM IC922 Servicing

Figure 115. Placing the system processor module into the packaging
What to do next
Prepare the system for operation. For instructions, see "Preparing the 9183-22X system for operation
after you remove and replace internal parts" on page 150.
Removing and replacing the time-of-day battery in the 9183-22X system
Find information about removing and replacing the time-of-day battery in the IBM Power System IC922
(9183-22X) server.
Removing and replacing the time-of-day battery in the 9183-22X system
To remove and replace the time-of-day battery, complete the steps in this procedure.
Before you begin
Power off the system and place it in the service position. For instructions, see "Preparing the 9183-22X
system to remove and replace internal parts" on page 146.
Procedure
1. Attach the electrostatic discharge (ESD) wrist strap.
The ESD wrist strap must be connected to an unpainted metal surface until the service procedure is
completed, and if applicable, until the service access cover is replaced.
Attention:
• Attach an electrostatic discharge (ESD) wrist strap to the front ESD jack, to the rear ESD jack,
or to an unpainted metal surface of your hardware to prevent the electrostatic discharge from
damaging your hardware.
128 Power Systems: Servicing the IBM Power System IC922 (9183-22X)