Replacing The Backup Battery - Denso BHT-1260BWB-CE User Manual

BHT-1200 Series

6.2 Replacing the Backup Battery

Contact your dealer to replace the backup battery if the following warning message is displayed.
This warning message is displayed each time the power turns ON after the backup battery has fully
discharged 200 times or more.
Tap the OK button on the top right corner of the message window to continue what you were doing.
− Point −  If the backup battery is removed, all data including files and settings stored in the
RAM will be lost and the RAM will restore to the factory default. Any important data
should be backed up to the "FLASH" folder or to the computer. The BHT starts from
the "Initial Setup" when the BHT turns ON after the data in the RAM is deleted.
 The discharge counter is automatically increased by one (+1) each time the backup
battery is fully discharged, but will not be reset automatically by replacing the backup
battery.
Resetting the discharge counter is required when the backup battery is replaced.
Refer to Chapter 4, 4.4.3 System Properties – [23] Resetting the Backup Battery
Discharge count.
The backup battery discharge counter is set to "0" when purchased.
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