TM80 Telemetry Monitor Service Manual 7-9 
Item  Alarm Message  Possible cause  Solution 
NIBP  NIBP Voltage 
Error 
The battery voltage is 
abnormal. 
NIBP Battery 
Maintenance 
Required 
The lithium-ion battery is 
aging. 
Power  Low Battery  The battery charge is 
low. 
Replace with a known 
good battery. 
Critically Low 
Battery 
The battery charge is 
almost depleted. 
Battery 
Maintenance 
Required 
The lithium-ion battery is 
aging. 
Battery Error  The lithium-ion battery 
communication is error. 
Battery Type 
Error 
The battery contacts are 
in bad contact.