PB600 Battery Upgrade Information
Uses a 3.0 volt lithium battery, but can be replaced with a 3.6 volt. Remove the jumper on pins 3-4 of J29 (Jbatt) battery connector. The battery connector is keyed and will only go in one way.
pin 1= +3 volts
pin 2= key
pin 3= on-board battery select
pin 4= ground
If the end user is needing a replacement battery, mail request T098, which is an external 3.6 volt lithium battery.