SECTION 3: Troubleshooting
2025653-048 Revision B Responder
™
2000 Page 22
Bad Front Panel LEDs
Use this procedure to troubleshoot the Responder 2000 when the Front Panel LEDs are not displaying correctly. Normal
operation is indicated by:
At system boot, all LEDs will flash.
Green AC Power LED is lit when the unit is plugged in.
Yellow Battery Charging LED is lit when the battery is lit when the unit is plugged in and a discharged battery is inserted.
Red Service Required LED should be off.
Blue Manual button LED is lit.
1. Ensure the unit is plugged in and receiving power from the wall outlet.
2. If the battery charge LED is not lit when a battery is inserted, replace the battery with a known good battery.
3. Check cables from Power Control Board to Main Board.
4. Ensure cables are properly seated, tight, and undamaged.
5. Replace Power Control Board.
6. Replace Main Board.
Buttons do not Work
A. 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.
3. Ensure cables are properly seated, tight, and undamaged.
4. Replace Power Control Board.
5. Replace Main Board.
B. The Rotary Selection knob works properly
Perform Button Tests (refer to the Button Test procedure on page 54).
If Manual, Charge, Shock fails:
1. Check cables from Power Control Board to Main Board.
2. Ensure cables are properly seated, tight, and undamaged.
3. Replace Power Control Board.
4. Replace Main Board.
If Paddles, Charge, Shock fails:
1. Replace paddles.
2. Check cable from rear connector to Therapy Board.
3. Check cable between Therapy Board and Main Board.
4. Replace Therapy Board.
5. Replace Main Board.
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