Hand Warmer
31
Test Flag Check
One or more test flags
not set.
Redo tests and/or
replace PCB.
ADC
ADC Conversion error.
Replace device
Under/Over Supply
Over/Under Voltage
Detected.
Check the power
connection and power
cable.
Too Hot
Heating system or
temp sensor faulty.
Remove dust in device
and replace device if not
solved.
Power Switch
Internal Safety Power
Switch faulty.
Replace device.
Temp Sensor
Temp Sensor Failed.