Battery On System Board - HP Visualize J5000 - Workstation Handbook

Field Replaceable Units (FRUs)
FRU Removal and Replacement

Battery on System Board

The battery in the J5000 and J7000 workstations is contained within the real-time clock
module on the system board. This section describes how to remove and replace the
real-time clock module containing the battery.
Removing the Battery on the System Board
To remove the battery from the system board, do the following:
1. Remove the top panel and the left side panel of the workstation.
2. If you are removing the battery from a J7000 workstation, you must also remove the
front and rear air dividers and the two DC/DC converter units that are attached to the
J7000's system board. To do this, follow the removal procedures in the section titled
"DC/DC Converter Units and Air Dividers (J7000 Only)" on page 101.
3. Disconnect the power supply cable from the system board and move it aside for
accessing the dual-in-line pin socket connector.
4. Carefully remove the real-time clock module. Note the polarity dot which is
silk-screened on the component side of the circuit board.
CAUTION Dispose of used batteries according to the manufacturer's instructions.
Replacing the Battery on the System Board
To replace the battery on system board, do the following:
1. Insert the real-time clock module with the correct polarity to ensure proper
functionality.
CAUTION There is a danger of explosion if the battery is incorrectly replaced. Replace
only with the same or equivalent type recommended by the manufacturer.
2. Reconnect the power supply cable to the system board.
3. If you are replacing the battery on the system board in a J7000 workstation, you must
also replace the two DC/DC converter units that are attached to the J7000's system
board, as well as the front and rear air dividers. To replace these components, follow the
replacement procedures in the section titled "DC/DC Converter Units and Air Dividers
(J7000 Only)" on page 101.
4. Replace the top panel and the left side panel of the workstation.
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