Chapter 6: Alarms and System Failure Codes
System Failure Codes
6-12 Service Manual
6.1.22 Up Pedal Pressed Alarm
6.1.23 Replace Clock Battery
When the clock battery voltage is too low to keep proper time, the following message appears:
Call service to replace the clock battery. Continued usage will not retain patient settings or date and
time.
6.2 System Failure Codes
The following sections describe the meaning of each system failure code for the device Each table lists the
possible causes and the corresponding recommended actions, in the order in which they should be tried.
6.2.1 System Failure 0
System failure 0 indicates communication error between the SBC and the control board.
Cause or Circumstances Failure Action
The bed up pedal switch was
pressed and held on during
power up.
None When the bed up pedal switch is
released, the alarm deactivates. If
the alarm silence button is pressed
or the pedal remains on for 100
seconds, the Bed Up Pedal Failure
alarm activates and the Bed Up
Pedal Switches are disabled. Shut
down the device and power up to
clear failure.
Other Bed up pedal switch has failed. Refer to section 6.1.10 for
troubleshooting information.
Cause(s) Action(s)
Missing or bad clock
battery
Replace the battery on the SBC and set proper time/date in Service Mode.
Cause(s) Action(s)
Defective scale Disconnect the scale connector at probe panel. Power cycle the device. If
the error clears, replace the scale.
Defective scale harness Disconnect the scale harness from J7 on the control board. (The scale may
be plugged in.) Power cycle the device. If the error clears, replace the scale
harness.
Defective Servo Oxygen
board
Disconnect the RS485 harness from J8 on the Servo Oxygen board. Power
cycle the device. If the error clears, replace the Servo Oxygen Board.