TROUBLE SHOOTING
Problem
Possible causes
Message "B" Low battery voltage.
Fixed digits
Accidental trouble in circuit. Take out battery and replace it after 30 sec.
No display
1.
Low voltage.
2.
Poor contact.
Solution
Replace the battery with a new one.
1.
Replace the battery.
2.
Clean the battery and battery seat.
Make sure + is upside.
GB
5