Toshiba Satellite m100 Service Manual part2

4 Replacement Procedures 4.14 Speakers

4

4.14 Speakers

Removing the Speakers

To remove the speakers, follow the steps below and refer to figure 4-33, 4-34.

1. Seat the top cover and display assembly.

2. Remove the acetate tape fixing the speaker cable (right) on the back.

Figure 4-33 Removing the glass tape

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4.14 Speakers 4 Replacement Procedures

3. Remove two M2x3 silver flat head screws.

4. Grasp the speakers and lift up to remove it.

Figure 4-34 Removing Speakers

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4 Replacement Procedures 4.14 Speakers

Installing the Speakers

To install the speakers, follow the steps below and refer to figure 4-33, 4-34.

1. Pass each speaker cable through the hole and seat each speaker.

2. Secure each speaker with a M2x3 silver flat head screw.

3. Fix the speaker cable (right) with an acetate tape on the back.

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4.15 System Board 4 Replacement Procedures

4.15 System Board

Removing the System Board

To remove the system board, follow the steps below and refer to figures 4-35 and 4-36.

1. Remove two M2×4 screws securing the system board.

2. Remove the glass tapes securing the MDC cable and Modem/LAN cable.

3. Disconnect the MDC cable from the connector PJ3022 on the system board.

4. Disconnect the Modem/LAN cable from PJ3021 and PJ4101 on the system board.

Figure 4-35 Removing the screws securing the system board

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4 Replacement Procedures 4.15 System Board

5. Carefully lift up the system board to disconnect it from PJ9500 on the I/O board.

CAUTION: The system board is connected to the IO board by stacking connectors. When

removing the system board, be sure to lift up the system board
perpendicularly and gently. Do not to give excessive stress to the
connectors. Otherwise the soldered portions of connectors may be damaged

Figure 4-36 Removing the system board

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4.15 System Board 4 Replacement Procedures

Installing the System Board

To install the system board, follow the steps below and refer to figures 4-35 to 4-37.

1. Seat the system board.

2. Connect the system board to PJ9500 on the I/O board.

3. Route the Modem/LAN cable through the notch of the system board.

4. Connect the MDC cable to the connector PJ 3022 and Modem/LAN cable to the
connector PJ3021/PJ4101 on the system board.

5. Secure the cables with glass tapes.

Figure 4-37 Seating the cables

CAUTION: Make sure the cable lies inside the notch. Be careful not to damage or pinch

the cables when you seat the system board in the bottom case.
Secure the cable with a glass tape referring to Figure 4-37.
Be careful not to lay the cable on the lead of DIP of the RJ11/RJ45
connector.

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4 Replacement Procedures 4.15 System Board

6. Secure the system board with two M2×4 screws.

CAUTION: Make sure you connect the boards securely. A loose connection could cause

damage to the boards. Also, if the connectors are not fully seated the boards
could be bent and damaged when you secure them with screws.

CAUTION: There are two MAC address barcode labels in the package containing the

new system board. Apply one label to the bottom of the computer and one to
the box the computer was shipped in. Before you apply the new labels,
remove the old ones from the computer and the box. The computer may have
MAC address barcode labels for both wired and wireless LANs. Be sure to
replace the correct label.

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4.16 PC Card Slot 4 Replacement Procedures

4.16 PC Card Slot

Removing the PC card slot

To remove the PC card slot, follow the steps below and refer to figures 4-38 and 4-39.

1. Lay the system board right side up.

2. Remove four M2×12 screws.

Figure 4-38 Removing four screws securing PC card slot

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4 Replacement Procedures 4.16 PC Card Slot

3. Lift up the PC card slot to disconnect from the connector PJ2110.

Figure 4-39 Removing the PC card slot

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4.16 PC Card Slot 4 Replacement Procedures

Installing the PC card slot

To install the PC card slot, follow the steps below and refer to figures 4-38 and 4-39.

1. Fit the PC card slot into the connector PJ2110 on the system board.

CAUTION: If you do not seat the PC card slot completely, you might not be able to

connect the system board properly. Make sure the plastic part of the PC
card spot is flush with the connector.

2. Secure four M2×12 screws.

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4 Replacement Procedures 4.17 I/O Board

4.17 I/O Board

Removing the I/O Board

To remove the I/O Board, follow the steps below and refer to figures 4-40 and 4-41.

1. Remove five M2×4 screws securing the I/O Board.

2. Lift out the I/O Board.

CAUTION: When removing the IO board, be sure to lift up it perpendicularly and gently.

Do not to give excessive stress to the stacking connectors. Otherwise the
soldered portions of connectors may be damaged.

Figure 4-40 Removing six screws securing the I/O Board

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4.17 I/O Board 4 Replacement Procedures

3. If necessary, remove the Modem/LAN cable with peeling off the glass tape.

Figure 4-41 Removing the Modem/LAN cable

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4 Replacement Procedures 4.17 I/O Board

Installing the I/O board

To install the I/O board, follow the steps below and refer to figures 4-40 and 4-41.

1. Connect the Modem/LAN cable to the I/O board and fix it with the glass tape.

2. Seat the I/O board.

3. Secure the I/O board with five M2×4 screws.

CAUTION: Make sure you connect the boards securely. A loose connection could cause

damage to the boards. Also, if the connectors are not fully seated the boards
could be bent and damaged when you secure them with screws.

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4.18 Display Mask 4 Replacement Procedures

4.18 Display Mask

Removing the display mask

To remove the display mask, follow the steps below and refer to figures 4-42 and 4-43.

1. Remove the rubber seals with tweezers.

2. Remove two M2×4 screws securing display mask.

Figure 4-42 Removing the rubber seals and screws

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