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10. Turn on the node.

11. If there is a problem restarting the node, see MAP 5900 in the IBM System Storage SAN Volume

Controller 2145 Troubleshooting Guide; then connect a monitor and keyboard to the system and reset

the BIOS date and time.

Replacing the SAN Volume Controller 2145-8A4 system-board CMOS battery

This topic describes how to replace the system-board SAN Volume Controller 2145-8A4 CMOS battery.

Consider the following notice when you replace the battery in the node:

CAUTION:

The battery contains lithium. To avoid possible explosion, do not burn or charge the battery.

Do not:

v Throw or immerse into water

v Heat to more than 100°C (212°F)

v Repair or disassemble

Exchange only with the IBM-approved part. Recycle or discard the battery as instructed by local

regulations. In the United States, IBM has a process for the collection of this battery. For information,

call 1-800-426-4333. Have the IBM part number for the battery unit available when you call. (C003)

To replace the SAN Volume Controller 2145-8A4 system-board CMOS battery, perform the following

steps:

1. Follow any special handling and installation instructions that come with the replacement battery.

2. Locate the battery on the system board.

1 in Figure 144 on page 137 shows the location of the battery.

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Figure 143. Raising the SAN Volume Controller 2145-CF8 locking levers of the slide rails of the rack

136 IBM SAN Volume Controller Hardware Maintenance Guide

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IBM SAN Volume Controller Specifications

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