Removing the 2145 UPS-1U battery

Follow all safety notices when you are removing the 2145 UPS-1U battery.

CAUTION:

Lead-acid batteries can present a risk of electrical burn from high, short-circuit current. Avoid battery contact with metal materials; remove watches, rings, or other metal objects, and use tools with insulated handles. To avoid possible explosion, do not burn.

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. (C004)

Use the reference numbers in parentheses at the end of each notice, such as (C003) for example, to find the matching translated notice in IBM® Systems Safety Notices.

Perform the following steps to remove the 2145 UPS-1U battery:

Ensure the SAN Volume Controller that is connected to the 2145 UPS-1U is turned off. Use the instructions in MAP 5350: Powering off a SAN Volume Controller node to turn off the node if it is not already off.
Note: There is no need to turn off the 2145 UPS-1U or remove it from the rack.
Pull the front panel from the right side until the panel is released from the right and middle sections of the 2145 UPS-1U. Push the front panel to the left to release the catch on the left end of the panel, as shown in Figure 1.
Note: If you are having difficulty pulling the right side of the panel free from the 2145 UPS-1U, insert a flat-blade screwdriver between the right side of the cover and the frame and gently pry it free.

Figure 1. Removing the 2145 UPS-1U front panel
Disconnect the internal battery connector, circled in Figure 2.
Figure 2. The 2145 UPS-1U internal battery connector with protective tape
Slide the battery cover to the right and remove it.
Slide the battery out of the 2145 UPS-1U, as shown in Figure 3, and remove it, laying it on a flat surface.
Figure 3. Removing the 2145 UPS-1U battery