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13. Maintenance and Inspection
13.4 Replacement of Absolute Backup Battery
13.4.1 Preparation
The following items are required when replacing the batteries:
Before replacing the batteries, turn off the power to the controller, control panel and other relevant
units.
Model number
Tool New,
1x-only
specification
IX-HNN50H/60H/70H/80H
IX-INN50H/60H/70H/80H
Phillips screwdriver
AB3 (4 pcs)
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