Signal
Location
Wire Color
Value
+5V
J42 pins 1-2
Orange and blue
4.75 to 5.25
+5VSTBY
J42 pins 1-4
Orange and green
4.75 to 5.25
+12V
J42 pins 1-3
Orange and red
10.8 To 13.2
The 5VSTBY should also be present during power fail.
+5VAN and -5VAN are generated on the control board and are only used on the control board. They can be
measured on the test points on the control board.
Signal
Location
Value
+5V
TP2 pins 1-4
4.75 to 5.25
+5VSTBY
TP2 pins 3-4
4.75 to 5.25
+5AN
TP1 pins 5-6
4.75 To 5.25
-5AN
TP1 pins 4-6
-4.0 To -5.5
4.6.5 Switches/Thermostat
Use switch status diagram on the second service screen to assist in troubleshooting the switches.
Canopy up detect
Relay bd J36 pins 1-2
Closed when canopy is up
Canopy down detect
Relay bd J36 pins 7-8
Closed when canopy is down
Canopy middle
Relay bd J36 pins 4-5
Closed momentarily during transition
Heater doors open
Relay bd J31 pins 2-3
Closed when both heater doors are open
Heater doors closed
Relay bd J31 pins 1-3
Closed when both heater doors are closed
Humidity reservoir
Relay bd J32 pins 2-3
Closed when reservoir is closed
Add water thermostat
Relay bd J32 pins 1-3
Opens when reservoir needs water
Canopy foot control
Left or Right
Relay bd J40 pins 3-4
Closed when either switch is pressed
E-base foot control
Left or right up
Relay bd J40 pins 2-4
Closed when either switch is pressed
Left or right down
Relay bd J40 pins 1-4
Closed when either switch is pressed
The following switches are membrane switches. When closed the resistance should be less than 200 ohms.
Display touch panel switches
Alarm Silence
Display Driver bd J21 pins 1-2
Closed when switch is pressed
>37 degrees
Display Driver bd J21 pins 1-3
Closed when switch is pressed
Servo Control
Display Driver bd J21 pins 1-4
Closed when switch is pressed
Up
Display Driver bd J21 pins 1-5
Closed when switch is pressed
Down
Display Driver bd J21 pins 1-6
Closed when switch is pressed
Manual Mode Rad. Htr
Display Driver bd J21 pins 1-7
Closed when switch is pressed
60
6600-0343-000 104
© 2001 by Datex-Ohmeda, Inc.. All rights reserved.
Chapter 4: Troubleshooting
Содержание Giraffe OmniBed
Страница 10: ...x 6600 0343 000 104 2001 by Datex Ohmeda Inc All rights reserved Table of Contents ...
Страница 28: ...xxviii 6600 0343 000 104 2001 by Datex Ohmeda Inc All rights reserved About this Manual ...
Страница 38: ...10 6600 0343 000 104 2001 by Datex Ohmeda Inc All rights reserved Chapter 1 Functional Description ...
Страница 48: ...20 6600 0343 000 104 2001 by Datex Ohmeda Inc All rights reserved Chapter 2 Service Checkout ...
Страница 56: ...28 6600 0343 000 104 2001 by Datex Ohmeda Inc All rights reserved Chapter 3 Calibration and Maintenance ...
Страница 260: ...232 6600 0343 000 104 2001 by Datex Ohmeda Inc All rights reserved Chapter 6 Illustrated Parts ...