Up Pedal Pressed" Alarm; Error Codes; System Failure 0 - GE Giraffe Service Manual

Chapter 4: Troubleshooting

4.3.17 "Up Pedal Pressed" Alarm

Cause or Circumstances
The bed up pedal switch
was pressed and held on
during power up.
Other

4.4 Error Codes

The following sections describe the meaning of each system failure code for Giraffe Incubator. Each table lists
the possible causes and the corresponding recommended actions, in the order in which they should be tried.
For information on Giraffe Scale error codes, refer to the Giraffe Scale Service Manual, which can be ordered as
part of a Giraffe Incubator service manual kit: (US) 6600-0847-801 or (INTL) 6600-0847-802.

4.4.1 System Failure 0

System failure 0 indicates: Communication error between the display driver board and the control board.
Cause(s)
Defective scale.
Defective scale
harness.
Defective Servo
Oxygen board.
Defective Servo
Oxygen cable.
Defective battery.
Defective 14 pin
ribbon cable
between control
board and display
driver board.
Defective display
driver board.
38
Failure
None
Bed up pedal switch has
failed.
Action(s)
Disconnect the scale connector at probe panel. Power cycle the unit. If the error
clears, replace the scale.
Disconnect the scale harness from J7 on the control board. (The scale may be
plugged in.) Power cycle the unit. If the error clears, replace the scale harness.
Disconnect the RS485 harness from J8 on the Servo Oxygen board. Power cycle the
unit. If the error clears, replace the Servo Oxygen Board.
Disconnect RS485 bus cable from J6 on the control board. Power cycle the unit. If the
error clears, replace the RS485 cable going to the Servo Oxygen board.
The battery is used only for power failure. Try powering up the unit with the battery
disconnected. If the error clears, replace the battery.
Check that the 14 pin ribbon cable is properly seated at J6 on the control board and
at J20 on the display driver board. (Have all three parts on hand and try them one at a
time. Try routing the cable around the outside of unit first, then try the display board,
and then try the control board. If the error is intermittent, replace all three.)
Replace display driver board.
6600-0356-000 103
Action
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 unit and
power up to clear failure.
Refer to section 4.3.8 for troubleshooting
information.
© 2001 by Datex-Ohmeda, Inc.. All rights reserved.