Bionet BM5 - Power and Battery Issues

Rev. 3.1 15. TROUBLE SHOOTING
205
BM5 (CS,CX) User’s Manual
15.6 Failure in battery recharge
( the battery does not fully recharge in 6 hours or more)
The output voltage of Yes
the adapter is 18V
No
The battery voltage Yes
is lower than 5V
No
Repair the power B/D
Replace the adapter
(the battery will not be changed
at the rate lower than 17V)
Replace the battery