Realistic PRO-50 - Resetting and Initializing the Scanner

2. Remove the battery holder from the battery compartment
and install six AA batteries, as indicated by the polarity
symbols (+ and -) marked on the battery holder and in¬
side the battery compartment.
3. Place the battery holder in the compartment.
Note: The battery holder only fits one way in the compart¬
ment.
4. Replace the battery compartment cover.
Note: When B flashes, immediately replace all six batteries.
Or, if you are using rechargeable nickel-cadmium batteries,
recharge all six batteries.
RESETTING/INITIALIZING THE
SCANNER
If the scanner’s display locks up or does not work properly
after you install new batteries or after you connect an exter¬
nal power source, you might have to reset the scanner.
To reset the scanner:
1. Turn on the scanner.
2. Press the reset switch at the right of the PWR jack using
a pointed object, such as a straightened paper clip. If this
is not effective, initialize the scanner as directed below.