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LIFEPAK 500 automated external defibrillator Replacement Procedures
11-28
Replacing Time-of-Day Clock Battery Page 2 of 2
3. Jump to the Reseating Main PCB procedure, and then return to this
procedure.
WARNING!
Shock hazard. Do not touch or make any connections to exposed circuitry
except as directed in this electronic service manual.
4. Install a battery in the AED.
5. Turn on the LIFEPAK 500 AED.
6. Verify the AED displays the CONNECT ELECTRODES message.
Note (Monophasic LIFEPAK 500 AED with Operating System Software
Version 4.0 Only): If the AED fails to display the CONNECT ELECTRODES
message, you must perform the Time-of-Day Clock Battery Recovery
procedure.
7. Turn off the LIFEPAK 500 AED.
When you have completed the Time-of-Day Clock Battery replacement
procedure, jump to the Reassembling Case procedure.