SECTION 3: Troubleshooting
2025653-048 Revision B
Responder
™
2000
Page 21
No Boot
Use this procedure to troubleshoot the Responder 2000 when plugged into an AC outlet. For battery troubleshooting,
including an operation failure while using the battery, see “Battery Troubleshooting”.
A. If the AC Power LED is not lit
1.
Verify power at the AC outlet.
2.
Verify AC power available from the AC power cord.
3.
Replace power supply.
4.
Replace the
Power Control
Board
.
B. If the AC Power LED is lit
1.
Check
Power
button for mechanical operation.
2.
Check cables from
Power Control
Board
to
Main
Board
.
3.
Ensure cables are properly seated, tight, and undamaged.
4.
Replace
Power Control
Board
.
5.
Replace
Main
Board
.
Boot, but no Response
Use this procedure to troubleshoot the Responder 2000 when the unit seems to boot up normally (i.e., the Front Panel
LEDs flash and a speaker tone is heard when the Power button is pressed), but does not respond to any subsequent user
input.
A. If the ECG trace is not moving
1.
Replace the
Main
Board
.
B. The Rotary Selection knob works properly
1.
Check buttons for mechanical operation.
2.
Check cables from
Power Control
Board
to
Main
Board
.
Ensure cables are properly seated, tight, and undamaged.
3.
Replace
Power Control
Board
.
4.
Replace
Main
Board
.
C. The Rotary Selection knob does not work properly
1.
Replace
Rotary Selection knob
.
Note:
The figure below shows the area where the Rotary Selection knob cable can be easily damaged if flexed
several times or otherwise stressed.
2.
Check cables from
Power Control
Board
to
Main
Board
.
Ensure cables are properly seated, tight, and undamaged.
3.
Replace
Power Contro
l
Board
.
4.
Replace
Main
Board
.
