Panasonic Lumix DMC-FZ18P Service Manual page 22

CAUTION-1. (When servicing MAIN PCB)
1. Be sure to discharge the capacitor on MAIN PCB.
Refer to "HOW TO DISCHARGE THE CAPACITOR ON MAIN PCB".
The capacitor voltage is not lowered soon even if the AC Cord is unplugged or the battery is removed.
2. Be careful of the high voltage circuit on MAIN PCB.
3. DO NOT allow other parts to touch the high voltage circuit on MAIN PCB.
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