Chapter 5: Troubleshooting; Troubleshooting Symptoms - GE Giraffe OmniBed Carestation CS1 Service Manual

Chapter 5: Troubleshooting

5.1 Troubleshooting Symptoms

Note: Numbers in the ID column are for reference only.
ID Symptom
S1 User Interface Touch Screen
does not function.
S2 No Alarm LED Indicators at
Power On
S3 Black Display
•
•
S4 White Display or Distorted
Display image
S5 Black or Dim Display
No Alarm LED Indicators at
Power On
High Priority Audio Alarm
active
Possible Cause(s)
Foreign substance on
Touch Screen surface
Touch Controller flex cable
connection not fully seated
Touch Controller USB cable
connection not fully seated
Defective Touch Controller
Disconnected LINCAN
Cable between SBC and
Alarm Board
Defective LINCAN Cable
Display Power cable
disconnected
Defective Display Power
cable
LCD LVDS Cable not fully
seated
Defective LCD LVDS cable
Defective LCD
Defective SBC
LCD Backlight Cable not
fully seated
Defective LCD Backlight
cable
Defective LCD
Defective SBC
Action(s)
Turn off power. Clean and dry
Touch Screen per manual. Turn
on power.
Disassemble Display Assembly
and check flex cable connector
at Touch Controller.
Disassemble Display Assembly
and check Touch Controller
USB cable connector at Touch
Controller and SBC.
Replace LCD/Touch assembly.
Check for fully seated
connection at SBC and Alarm
Board.
Remove/Replace LINCAN
Cable.
Check for fully seated
connection at SBC and power
bus expansion cable.
Replace cable.
Disassemble Display Assembly
and check LVDS cable
connector at LCD and SBC.
Replace LCD/Touch assembly.
Replace LCD/Touch assembly.
Replace Board.
Disassemble Display Assembly
and check LCD backlight cable
connector at LCD and SBC.
Replace LCD/Touch assembly.
Replace LCD/Touch assembly.
Replace Board.
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