3. Replace the cover.
When flashes and the scanner beeps every 15 seconds, replace both batteries.
Using Rechargeable Batteries
You can also use two rechargeable batteries to power your scanner. Before you use rechargeable batteries, you must charge them.
The scanner has a
WARNING!
Do not connect the AC adapter to the scanner if non- rechargeable batteries (such as alkaline batteries) are installed in the scanner and ALKALINE/RECHARGE- ABLE is set to RECHARGEABLE, or if you are unsure of the switch's position.
Setting Up Your Scanner
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