Physio Control LIFEPAK 500 - Removing Main PCB-Monophasic AED

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LIFEPAK 500 automated external defibrillator Replacement Procedures
11-35
Removing Main PCB—Monophasic AED Page 1 of 3
Application The following procedure describes removing a Main PCB that you intend to re-
install later. If you intend to replace the Main PCB with a new one, perform the
Replacing Main PCB—Monophasic AED procedure.
Preparation Before removing the Main PCB, you must first follow the procedures:
■ Removing Top Cover
WARNING!
Shock hazard. The Energy Storage Capacitor carries high voltage.
Remove the battery and discharge the capacitor before handling. See:
■ Discharging Energy Storage Capacitor
To remove the Main PCB:
1. Place the AED on the work surface with the handle facing forward.
2. Disconnect P9 of the speaker cable from J9 on the right underside of the
Main PCB.
3. Carefully lift the Main PCB off of the four PCB mounts and tilt the board
toward the left, exposing the underside of the Main PCB.
4. Disconnect P3 of the serial cable from J3 of the Main PCB.