Apple G3 User Manual

Replacement Instructions

Be sure to follow the instructions in this sheet carefully. Failure to follow these instructions could result in damage to your
equipment and may void your warranty.

Tools Required

• Phillips screwdriver.

• Flat-blade nylon tool.

Electrostatic Discharge (ESD)

Static electricity, a normal and natural phenomenon, builds up on your body as you walk around. You experience an electro­static discharge (ESD) when you touch an object and feel a spark. ESD can cause damage to the internal components of your
computer. Avoid walking around while performing this procedure, and follow the instr uctions carefully when you are asked to
discharge static electricity.

Removing the Installed Modem

1. Place your computer on a clean, flat surface.

2. Shut down your computer, remove the batter y from the expansion bay, and disconnect the power adapter.

Warning : Always tur n off your computer before opening it to avoid damaging its inter nal components.

The internal components of your PowerBook may be hot. If you have been using your PowerBook, wait 30 minutes after
shutting down your computer to let the internal components cool down before continuing.

3. Make sure that the keyboard locking screw is not in the locked position. Your new PowerBook comes with the keyboard
unlocked, so unless you or someone else locked the keyboard, you can skip this step.

4. Release the keyboard by pulling down on the keyboard release tabs (located to the left of the F1 and F9 keys) until the top
portion of the keyboard pops up.

1PowerBook G3 Series Bronze Keyboard - Modem

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Modem

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5. Lift the top portion of the PowerBook keyboard up slightly near the top row of keys and pull it back far enough to release
the small tabs that hold the bottom of the keyboard in place.

6. Flip the keyboard over and lay it on the palm rests.

7. Touch a metal sur face inside the computer to discharge any static electricity.

8. Remove the three Phillips screws on the heatsink.

2 PowerBook G3 Series Bronze Keyboard - Modem