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LIFEPAK 500 automated external defibrillator Replacement Procedures
11-45
Replacing Main PCB—Biphasic AED Page 1 of 3
Application Perform the Main PCB Replacement procedure when you intend to replace the
Main PCB with a new one. If you intend to reinstall the same Main PCB, perform
the Removing Main PCB—Biphasic AED procedure.
Preparation Before replacing the Main PCB, you must first follow these procedures:
■ Recording User-Defined Setups
Note: You must record and restore user-definable setups when you replace
the Main PCB. If you are removing the Main PCB to gain access to other
components, you do not need to record user-definable setups (see
Removing Main PCB—Biphasic AED).
■ 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 replace 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.
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