GE Giraffe Service Manual

Symptom Possible Cause Action
Unit will not
switch to Baby
Control Mode.
A patient probe is plugged
into Jack 2 on the probe
panel.
Disconnect probe from Jack 2 (unit will only allow Baby
Control operation with a single probe in Jack 1).
Baby Control is disabled on
Service screen.
Select BOTH for Patient Control on service screen to
activate Baby Control.
Unit will not
power up, alarm
sounds.
Defective scale.
Disconnect scale connector at probe panel. Power cycle
the unit. If error clears replace the scale.
Defective scale harness.
Disconnect scale harness from J7 on the control board.
Power cycle the unit. If error clears replace the scale
harness.
Defective Servo Oxygen
board.
Disconnect the RS485 harness from J8 on the Servo
Oxygen board. Power cycle the unit. If the error clears,
replace the Servo Oxygen Board.
Defective Servo Oxygen
cable.
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.
Defective battery.
Remove the electrical enclosure cover and disconnect
the battery. Power down and power up again. If the unit
powers up, replace the 9V battery (66001024600).
Defective power supply.
Check power supply voltages. Refer to the Tips section
4.6.3.
Defective power harness to
display board.
Verify power supply voltages at J23 on display driver
board.
• +5V 1-2
• +12V 1-3
• +5STBY 1-4
Defective display driver
board
Disconnect ribbon cable from J6 on control board. Power
up unit. Girae logo should appear on display. After about
70 seconds the audible alarm sounds. If the logo does not
appear replace the display driver board.
Defective control board. Replace control board.
Baby Hot or Baby
Cold alarms
activated while
unit is in Manual
Mode.
MANUAL TEMP alarm is
selected on the Setup
screen
Select OFF for MANUAL TEMP alarm on Setup screen.
Air Temp >38C or
Air Temp >40C
alarm activated
even though
compartment
temp is < alarm.
Alarm is not designed to
automatically reset after
alarm condition is resolved.
Push the alarm silence button to clear the alarm.
© 2001 by Datex-Ohmeda, Inc.. All rights reserved. 6600-0356-000 103 51
Chapter 4: Troubleshooting

GE Giraffe Specifications

General

Manufacturer	GE Healthcare
Type	Incubator
Humidity Range	30% to 95% RH
Power Supply	50/60 Hz
Model	Giraffe
Features	integrated scale
Control Modes	Air and Skin