9-16
9.3 Main Control Unit
NOTE: • Normally, replace the backup battery within five
years.
• As the backup battery, use a CR2032 (commercial
item).
Removal
1. Connect the wristband
2. Remove the backup battery from the
motherboard.
Installation
Installation is essentially in the reverse order of removal.
NOTE: • Install the battery with the plus (+) side facing
upward.
• After replacement, perform the following:
1) CMOS Initial Setup
2) Date/Time Setting Using BIOS Setup Utility
<CMOS Initial Setup and Date/Time Setting>
1. Insert the “Boot Device Change FD” into the FD
drive.
2. Press the scanner’s START switch.
• The error message may be displayed on the
lower side of the screen.
3. If the error message appears, press the [F1] key.
• The boot device change program starts.
4. Press the [1] key to select “1 HDD1” and then the
[Enter] key.
9.3.4
Motherboard Backup Battery Replacement
Z
2
542
Backup Battery
Motherboard
Z
2
041
Boot Device Change FD
ERROR
0271: Check data and time settings
WARNING
0251: System CMOS checksum bad - Default configuration used
Press <F1> to resume, <F2> to Setup
EZ201 PC Boot Device Change FD V1.06
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1 HDD1 Boot (Default)
2 HDD2 Boot (Optional)
3 CD-ROM Boot
4 HDD1 Boot with disabled HDD2 (Optional)
5 HDD2 Boot with disabled HDD1 (Optional)
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Specify operation (Enter It’s number)
A:>