System Failure 14; System Failure 15; System Failure 16; System Failure 17 - GE Giraffe OmniBed Carestation CS1 Service Manual

Chapter 6: Alarms and System Failure Codes
System Failure Codes
6.2.4 System Failure 3
System failure 3 indicates: During ADC calibration, the software detected a channel out of range.
Cause(s)
During system calibration,
J1, J2, and J4 were not
unplugged, or calibration
jumper JP1 is not installed
properly.
Defective circuit on control
board
6.2.5 System Failure 5
System failure 5 indicates: The volt reference is out of the 1.171V - 1.259V range.
Cause(s)
System calibration
required
Defective control board
6.2.6 System Failure 6
System failure 6 indicates: Defective overtemp DAC circuit on the control board.
Cause(s)
System calibration
required
Defective control board
6.2.7 System Failure 7
System failure 7 indicates: 1.0 V Thermistor reference voltage is out of 0.951V - 1.049V range.
Cause(s)
System calibration
required
Defective control board
6-14
Action(s)
Before calibrating, make sure J1, J2, and J4 on the control board are
disconnected. Verify JP1 is correctly positioned. (Refer to system
calibration instructions.)
Replace the control board.
Action(s)
Perform system calibration.
Replace the control board.
Action(s)
Perform system calibration.
Replace the control board.
Action(s)
Perform system calibration.
Replace the control board.
Service Manual