Chapter 5: Troubleshooting
Diagnostic Readings
5-26 Service Manual
5V Power supply voltage. Should be + 0.25V of 5V.
ACT Air Control Temperature. Temperature read by second thermistor in the compartment
air probe. Should be + 0.3ºC of ADT temperature.
ADT Air display temperature. Temperature read by the first thermistor in the compartment
air probe. Should be + 0.3ºC of ACT temperature.
BV Not used.
DV DAC output voltage. It should match the DAC volt value within 10 mV.
FIGURE 5-7. Diagnostic Readings Screen
FIGURE 5-8. Diagnostic Readings Screen