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Top Case Assemblies
CAUTION
4-30
Top Case Assemblies
This section provides instructions for removing and replacing assemblies
found in the top case.
Lithium Backup Battery
The Lithium Battery maintains the unit's stored information on the Control
PCA when the main battery is removed or depleted. A cable tie wrap and a
package of ProGold wipes are included in the Lithium Battery replacement
kit. Make sure that you clean the contact clips and new battery terminals with
a ProGold wipe and replace the cable tie wrap that holds the battery in place.
See Table 5-5 on page 5-8 for the replacement kit part number.
Removal
1. If possible, save the customer's configuration onto a Data Card (or print
the configuration) so the configuration can be restored after the repair is
complete.
2. Using a pair of fine nose wire cutters, cut and remove the cable tie wrap
that holds the battery in place. Remove the battery from the holder. See
Figure 4-19.
Cleaning
Thouroughly clean the contact clips and new battery terminals with a
a.
ProGold wipe.
Replacement
Be sure to install the new battery with the correct orientation. Follow the
polarity markings on the bottom of battery holder (under the battery).
1. Install the new Lithium battery. Secure it in place with a cable tie wrap.
Pre-bend the tie wrap before sliding it under the battery holder from the
front - this will allow it to slide up alongside the printer connector as it
comes out on the other side. See Figure 4-19.
2. Use the Language Support Tool to restore the unit's serial number and to
select whether SpO
Support Tool" on page 4-67.
3. Enter Configuration Mode and reload the customer's configuration from
the data card, or reconfigure the unit. See "Configuration Mode" on page
2-10.
4. Perform Performance Verification Testing as described in "Performance
Verification and Safety Tests" starting on page 2-1.
hardware is installed or not. See "The Language
2
Removal and Replacement
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