There are two significant precautions before working on a motherboard. First, ensure the computer is turned off (no power). Second, ensure you ground yourself before touching the motherboard to ensure you don't send a static charge through the components.
C401 and C402
Yes
ground yourself to common ground usually chassis
The primary precaution when working on any capacitor is to ensure that the capacitor is disconnected from electrical sources and that it has been fully discharged.
Seeing a physician regularly while taking a diuretic is important. The physician will check to make sure the medicine is working as it should and will watch for unwanted side effects.
Make sure the boat is secured to the trailer and that all lights are working. Do not use excessive speed, and avoid sudden stops or turns.
Your friend just found out he had staphe you have a 11mth old baby what should you do as a safety precaution?
store water.
As a sensible hygienic precaution.
stay inside
You should approach a firework that has been lit but not gone off with precaution, as it could explode at any moment.
Make sure the boat is secured to the trailer and that all lights are working. Do not use excessive speed, and avoid sudden stops or turns.