Replacing The Backup Battery - Denso BHT-1361QWB-CE Hardware User Manual

BHT-1300-CE Series

5.2 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 after this warning
message is displayed.
 Cautions 
If the backup battery is removed, all data including files and settings stored in the RAM may be

lost and the RAM will revert 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 6.4 System Properties" – "6.4.1.18 Resetting the Backup" in the User's Manual
(Software).
The backup battery discharge counter is set at "0" when purchased.
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