Apple iBook (16 VRAM) 03-02 Service Manual

 Service Source

iBook (16 VRAM)

Updated February 13, 2003

 Service Source

Take Apart

iBook (16 VRAM)

General Information

Tools

The following tools are recommended for the Take Apart procedures:

• Coin

• ESD wriststrap and mat

• #0 Phillips screwdriver

• Jeweler’s ﬂat-blade screwdriver

• Small soft cloth

• Torx T8 screwdriver or 5/64 hex driver

• Black stick (or other nonconductive nylon or plastic tool)

• Metal paper clip

Note:

To organize the screws you remove from the assembly, use a tray with divided

compartments (such as a plastic ice cube tray).

Serial Number Location

In this computer, the product serial number is located in the battery bay and on the top case underneath the keyboard.

General Information

iBook (16 VRAM) Take Apart -

Battery

Tools

• Coin

Procedure

Warning: Always shut down the computer before opening it to avoid damaging its internal components or causing injury. After you shut down the computer, the internal components can be very hot. Let the computer cool down before continuing.

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

2. Shut down your computer and wait thirty minutes before continuing.

3. Disconnect the power cord and any other cables connected to the computer.

4. Close the computer, turn it over, and locate the battery latch. Use a coin to turn the battery latch 1/4 turn clockwise to unlock the battery. Gently

remove the battery. Removing the battery will prevent you from accidentally turning on the computer.

Warning: Removing the battery before shutting down your computer may result in data loss.

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iBook (16 VRAM) Take Apart

Battery

5. Install the replacement battery.

6. Reconnect the power cord and any other cables that were connected and restart the computer.

Note: You may need to reset the date and time (using the Date & Time control panel).

Warning: Never turn on the computer unless all of its internal and external parts are in place and it is fully reassembled. Operating the computer when it is missing parts can damage the computer or cause injury.

Battery

iBook (16 VRAM) Take Apart -

Keyboard and RAM Shield

Tools

• #0 Phillips screwdriver

• Jeweler’s ﬂat-b lade scre wdriver (if keyboard is locked)

• Small soft cloth (if an optional AirPort Card is installed)

Preliminary Steps

Before you begin, remove the battery.

Procedure

1. Raise the display so you can access the keyboard.

2. Make sure the keyboard loc king scre w, located in the small plastic tab to the left of the Num Lock key, is not in the locked position. The iBook comes with the keyboard unlocked, so unless you or someone else locked the keyboard, you can skip this step.

To unlock the keyboard, turn the screw 1/2 turn.

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iBook (16 VRAM) Take Apart

Keyboard and RAM Shield

3. Release the keyboard by pulling do wn on the ke yboard release tabs (located to the left of the F1 and F12 keys), then lift the top portion of the keyboard up slightly, and tow ard the display.

4. Flip the keyboard over and lay it on the palm rests and trackpad.

Keyboard and RAM Shield

iBook (16 VRAM) Take Apart -

5. Touch a metal surface on the inside of the computer to discharge any static electricity, as shown.

Important:

touching the computer’s framework before you touch any parts or install any components inside the computer. To avoid static electricity building back up in your body, do not walk around the room until you have completed the installation and closed the computer.

6. If the computer has the optional AirPort Card installed, unlatch the ﬂexible wire holder that secures the card.

To avoid electrostatic discharge damage, always ground yourself by

7. Use the pull-tab on the card to remove it from the slot. (You do not need to disconnect the antenna.)

Note:

To avoid scratching the computer’s case, place a soft cloth between the

AirPort Card and the surface of the iBook.

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iBook (16 VRAM) Take Apart

Keyboard and RAM Shield

8. If an AirPort Card is not installed, unlatch the ﬂexible wire holder to release the AirPort Card antenna cable.

9. Remove the screws that secure the RAM shield.

10. Lift the RAM shield out of the computer. Carefully pulling up on the wire holder may help to remove the shield.

Keyboard and RAM Shield

iBook (16 VRAM) Take Apart -

11. Locate the keyboard cable connector.

12. Firmly grasp the cable as shown in the illustration.

13. Carefully pull straight up on the cable until the connector releases.

Important: Note:

Pull straight up, do not twist or pull the cable sideways.

If needed, use your fingers to pry up the connector from side to side.

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iBook (16 VRAM) Take Apart

Keyboard and RAM Shield

14. Install the replacement keyboard, RAM shield, and AirPort Card (if used).

Make sure the replacement keyboard is firmly seated:

• Flip the keyboard back toward the keyboard opening in the case.

• Hold the keyboard at a 45-degree angle above the keyboard opening, and insert

the tabs on the bottom edge of the keyboard into the slot under the edge of the opening.

•

Important:

against the edge of the opening.

• Lay the keyboard flat into the keyboard opening.

Make sure that all the tabs are seated and that the keyboard rests flush

• Pull down on the keyboard release tabs and then press down on the top portion of

the keyboard.

Keyboard and RAM Shield

iBook (16 VRAM) Take Apart -

AirPort Card

Tools

• Small soft cloth (if an optional AirPort Card is installed)

Preliminary Steps

Before you begin, remove the following:

• Battery

• Keyboard

Procedure

1. Touch a metal surface on the inside of the computer to discharge any static electricity, as shown.

Important:

To avoid electrostatic discharge damage, always ground yourself by

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iBook (16 VRAM) Take Apart

AirPort Card

2. Unlatch the ﬂexible wire holder that secures the card.

3. Use the pull-tab on the card to remove it from the slot.

4. Disconnect the antenna cable from the AirPort Card by pulling straight back on its connector.

AirPort Card

iBook (16 VRAM) Take Apart -

5. Install the replacement AirPort Card: If the AirPort Card came with the AirPort adapter, remove the metal clip (A) and pull

the AirPort Card (B) from the adapter (C).

Plug the AirPort antenna cable connector into the port (located just below the pulltab) on the end of the AirPort Card. Make sure the connector is straight before inserting it into the card.

Gently slide the AirPort Card (with the AirPort ID number and bar code facing up) under the wire bracket and securely into the AirPort Card slot.

Use the wire holder to secure the AirPort Card in place by inserting its prongs into the slots in the RAM shield.

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iBook (16 VRAM) Take Apart

AirPort Card

Memory Card

Warning: Memory cards come in various speciﬁcations. Only install memory cards that are approved for this computer.

Tools

• Small soft cloth (if an optional AirPort Card is installed)

Preliminary Steps

Before you begin, remove the following:

• Battery

• Keyboard and RAM shield

• AirPort Card (if installed)

Procedure

1. Locate the installed memory card and brackets that secure the card on both sides.

2. Carefully spread the brackets apart until the card releases on each side. Pull the card up and out of the memory slot.

Memory Card

iBook (16 VRAM) Take Apart -

3. Line up the notch in the replacement memory card with the small tab in the memory slot. Hold the card at a 30-degree angle, then push the card into the slot until it is ﬁrmly seated.

Note:

If you feel resistance when inserting the card, try pushing one side at a time.

4. Gently push the top of the card down until the brackets snap onto both sides of the memory card to lock it into place.

Warning: Apply gentle pressure to the memory card only. Pressing on nearby connectors or components can cause electrical damage.

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iBook (16 VRAM) Take Apart

Memory Card

Bottom Case

Tools

• Soft cloth

• Torx T8 screwdriver or 5/64 hex driver

• Black stick (or other nonconductive nylon or plastic tool)

• #0 Phillips screwdriver

Preliminary Steps

Before you begin, remove the battery.

Procedure

1. Place the computer upside down on a soft cloth.

Important:

slip out of the screw head during removal.

To avoid damaging the case, be careful that the screwdriver tip does not

Remove the three screws (two identical screws in the back, one shorter screw in the center of the bottom case).

Bottom Case

iBook (16 VRAM) Take Apart -

3. Using a black stick, peel up the three rubber feet from the metal sockets.

Note:

When reassembling the computer, do not reuse the feet. Install three new

rubber feet.

4. Remove the three identical Phillips screws from the metal sockets.

5. Use a black stick to lift out the metal sockets.

Note: When reassembling the computer, note that the metal sockets are keyed.

Rotate them until they sit flat against the bottom case.

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iBook (16 VRAM) Take Apart

Bottom Case

6. Remove the two identical Phillips screws next to the battery connector.

7. Note the locations of the slots on the bottom case. The computer frame has tabs that ﬁt into slots within the bottom case (six tabs in front; two on each side; three in back). When using a black stick to pry off the bottom case, it helps to know where the slots are as you free the tabs from the slots.

Bottom Case

iBook (16 VRAM) Take Apart -

8. In the battery compartment, lift up the corner of the bottom case, and use a black stick or jeweler’s ﬂat-blade screwdriver to gently pry up the slot from the inner tabs on the frame.

9. Starting at the battery compartment, use a black stick to carefully pry up the bottom case from the computer.

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iBook (16 VRAM) Take Apart

Bottom Case

10.

Warning: To avoid damaging the sleep light and other delicate components, do not insert the black stick too far into the computer as you free the bottom case from the computer. Use just the tip of the black stick to pry up the bottom case.

11. Carefully work the black stick around the corners of the bottom case.

Bottom Case

iBook (16 VRAM) Take Apart -

12. The bottom case ﬁts snugly. Use moderate force to remove the remaining tabs from the slots.

13. When all tabs have been freed from the slots, lift up the bottom case.

Note:

When reassembling the computer, be careful not to pinch any cables as you press the bottom case back onto the computer. Check that the bottom case shows no raised surfaces and is fully snapped into place before installing the remaining screws, sockets, and feet.

14. If you are replacing any additional parts at this time, remove the two springs from the battery compartment so they do not fall out and get lost.

Note:

When reassembling the computer, make sure that the two springs in the battery connector are in place before installing the bottom case. Each spring has a plastic cap on one end. The cap should fit securely on the spring, and the curved side of the cap should be positioned against the inner frame.

15. Install the replacement bottom case, and reassemble and test the computer.

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iBook (16 VRAM) Take Apart

Bottom Case

Bottom Shield

Tools

• Soft cloth

• #0 Phillips screwdriver

• Black stick (or other nonconductive nylon or plastic tool)

Note:

To organize the screws you remove from the computer, use a tray with divided

compartments (such as a plastic ice cube tray).

Preliminary Steps

Before you begin, remove the following:

• Battery

• Bottom case

Bottom Shield

iBook (16 VRAM) Take Apart -

Procedure

1. With the computer on a soft cloth, remove the ﬁve identical Phillips screws from the bottom case.

2. Peel up, but do not remove, the pieces of yellow tape.

Note: When reassembling the computer, reuse the tape to secure the replacement

bottom shield.

3. Using a black stick, peel up—but do not remove—the strips of foil tape from the bottom shield.

Note: When reassembling the computer, install the replacement bottom shield so

that the corner of the shield closest to the longest strip of foil tape is secured first. (With the computer oriented as shown, this corner is the uppermost right corner.)

4. Peel up the tape at the computer latch. If the tape tears, replace it with new aluminum tape.

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iBook (16 VRAM) Take Apart

Bottom Shield

Warning: Do not bend the bottom shield.

Lift the bottom shield off the computer, being careful where it might catch on the tape.

Note:

The two springs in the battery connector can become loose. When reassembling the computer, make sure that the two springs in the battery connector are in place before installing the bottom case. Each spring might have grease on the coils, and each has a plastic cap on one end. Make sure the cap ﬁts securely on the spring, and the curved side of the cap is positioned against the inner frame.

Bottom Shield

7. Install the replacement bottom shield, and reassemble and test the computer.

iBook (16 VRAM) Take Apart -

Fan

Tools

• Soft cloth

• #0 Phillips screwdriver

• Black stick (or other nonconductive nylon or plastic tool)

Preliminary Steps

Before you begin, remove the following:

• Battery

• Bottom case

• Bottom shield

Procedure

1. With the computer on a soft cloth, remove the two screws from the fan.

Note:

When reassembling the computer, route the cable beside the replacement fan. The replacement fan might include a piece of tape that secures the cable to the body of the fan. The tape can remain as long as it is not blocking the fan.

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iBook (16 VRAM) Take Apart

Fan

2. Lift the fan from the computer, and use a black stick to disconnect the connector from the logic board.

3. Install the replacement fan, and reassemble and test the computer. Make sure the replacement fan fits over the small corner post before you tighten the

screws.

Fan

iBook (16 VRAM) Take Apart -

Top Case

Tools

This procedure requires the following tools:

• Soft cloth

• Black stick (or other nonconductive nylon or plastic tool)

• #0 Phillips screwdriver

• Metal paper clip

Note: To organize the screws you remove from the computer, use a tray with divided compartments (such as a plastic ice cube tray).

Preliminary Steps

Before you begin, remove the following:

• Battery

• Keyboard and RAM shield

• AirPort Card

• Bottom case

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iBook (16 VRAM) Take Apart

Top Case

Procedure

1. With the computer on a soft cloth and the bottom shield facing up, remo ve f our scre ws, as shown.

Top Case

iBook (16 VRAM) Take Apart - 28

2. Turn over the computer. Using a black stick, pry up the sides of the trackpad cable connector to release the trackpad cable.

3. Remove the three identical screws from the keyboard well.

4. Using a black stick, pry up the magnet. Then remove the screw beneath it. Note: When reassembling the computer, note that the screw beneath the magnet is

smaller than the other three screws. Be sure to install the magnet over the screw.

5. Peel up the speak er wire tape, b ut make sure that the speak er wire beneath it remains in place. Set aside the speaker wire tape.

Note: When reassembling the computer, reuse the speaker wire tape.

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Top Case

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