Motorola MCPN750A, IH5 manual Replacing Lithium Batteries

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Functional Description

The clock furnishes seconds, minutes, hours, day, date, month, and year in BCD 24-hour format. Corrections for 28-, 29- (leap year), and 30-day months are made automatically. Although the M48T559 is an 8-bit device, 8-, 16-, and 32-bit accesses from the ISA bus to the M48T559 are supported. Refer to the MCPN750A CompactPCI Single Board Computer Programmer’s Reference Guide (MCPN750A/PG) and to the M48T559 Data Sheet for detailed programming and battery life information.

Replacing Lithium Batteries

Follow these safety rules for proper battery operation and to reduce equipment and personal injury hazards when handling lithium batteries. Use the battery for its intended application only.

Note Do not recharge, open, puncture or crush, incinerate, expose to high temperatures or dispose of in your general trash collection.

To replace the lithium battery, observe the following guidelines and follow the steps below.

Note When replacing the battery, power must be applied to the board to prevent data loss.

Dangerous voltages, capable of causing death, may be present

! in system equipment. Use extreme caution when handling, Warning testing, and adjusting.

Lithium batteries incorporate flammable materials such as

! lithium and organic solvents. If lithium batteries are Warning mistreated or handled incorrectly, they may burst open and

ignite, possibly resulting in injury and/or fire. when dealing with lithium batteries, carefully follow the precautions listed below in order to prevent accidents.

❏ Do not short-circuit.

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