ABL77 Service Manual
Chapter 6: Replacements
Electronics Module
Coin Cell Battery
Introduction
This section describes the process for replacing the coin cell battery. This battery
maintains the CPU settings.
NOTE:
When the coin cell battery is disconnected, the CPU CMOS will lose its settings
and must be re-programmed. See the instructions for re-programming the CPU
CMOS settings in
Chapter 4, Test and Calibration Procedures
.
Coin cell battery
Follow these steps to replace the coin cell battery.
Step Action
1.
Remove the electronics module.
2.
Slide the battery out of the coin cell holder (item
1
in figure 6-18).
3.
Slide a new battery into the battery holder.
4.
Replace the electronics module.
5.
Restart the analyzer.
6.
Check the date and time under
Options
. Adjust as necessary.
NOTE:
When resetting the date, always set the year first otherwise
the CMOS will not record the month or day change.
Figure 6-18
Rev. F
6-29