Toshiba Satellite A20 Series Field Replaceable Unit Documentation

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Toshiba Satellite A20 Series Field Replaceable Unit Documentation | Manualzz

Satellite TM

A20 Series

Tools Required for Proper

Disassembly and Reassembly:

1. Phillips Screwdriver (Size 0&1)

2. 4mm Flat head Screwdriver

3. Case Separator

4. ESD Wrist Strap

5. ESD mats

6. Tweezers

TOSHIBA

Tough Enough for Today’s World.

FIELD REPLACEABLE UNIT DOCUMENTATION

Satellite TM

A20 Series

TABLE OF CONTENTS:

1. BATTERY PACK REMOVAL

2. OPTIONAL PC CARD REMOVAL

3. SELECT BAY REMOVAL

4. DVD-R/-RW DRIVE DISASSEMBLY

5. HDD REMOVAL

6. MODEM BOARD REMOVAL

7. CPU FIN REMOVAL

8. CPU REMOVAL

9. COOLING FAN REMOVAL

10. KEYBOARD REMOVAL

11. MEMORY MODULE REMOVAL

12. SWITCH BOARD REMOVAL

13. WIRELESS LAN CARD REMOVAL

14. TOP COVER REMOVAL

15. TOUCH PAD REMOVAL

16. FRONT MEMBRANE SWITCH REMOVAL

17. USB BOARD REMOVAL

18. RTC BATTERY REMOVAL

19. SOUND BOARD REMOVAL

20. SYSTEM BOARD REMOVAL

21. 15’’ DISPLAY MASK REMOVAL

22. FL INVERTER AND 15’’ LCD REMOVAL

TOSHIBA

Tough Enough for Today’s World.

FIELD REPLACEABLE UNIT DOCUMENTATION

Satellite TM

A20 Series

BATTERY PACK REMOVAL OPTIONAL PC CARD REMOVAL

Battery

Pack

Release lever

1. Turn the computer upside down as shown.

2. Slide the battery release lever in the direction of the

arrow.

3. Lift out the battery .

SELECT BAY REMOVAL

PC card Eject button

1. Press the eject button for the PC card you want to

remove.

2. Press the extended eject button to pop the PC Card

out.

3. Grasp the PC card and remove it.

NOTE : Before removing any PC Card device, make sure

it is “STOPPED” in the PC Card manager.

DV-R/-RW DRIVE DISASSEMBLY

Release lever

DVD-R/-RW drive

Base cover

Select bay device

1. Turn the computer upside down.

2. Slide the release lever in the direction of the arrow.

3. Pull out the select bay drive .

Connector

M2x3 silver flat head screws

M2x8 silver screws

Connector cover

1. Remove five M2x3 silver flat head screws securing

the base cover and lift out the cover .

2. Remove two M2x8 silver screws securing the connector cover.

3. Remove the connector cover and the connector from the DVD-R/-RW drive.

TOSHIBA

Tough Enough for Today’s World.

FIELD REPLACEABLE UNIT DOCUMENTATION

Satellite TM

A20 Series

HDD REMOVAL

HDD cover

HDD bracket handle

M2.5x4 black flat head screw

1. Turn the computer upside down.

2. Remove one M2.5x4 black flat head screw securing

HDD cover.

3. Remove the HDD cover .

HDD REMOVAL

HDD

Modem board

HDD assy

4. Grasp the HDD bracket handle and pull to

disconnect the HDD assembly.

5. Lift the HDD assembly out of the HDD bay.

MODEM BOARD REMOVAL

M3x4 Flat head screws

HDD bracket

6. Remove four M3x4 brass flat head screws securing

the HDD bracket to the drive.

7. Lift out the HDD .

M2x4 flat head silver screws Plastic insulator

1. Peel off the plastic insulator covering the modem

board.

2. Remove two M2x4 flat head silver screws securing

the modem board

3. Disconnect the modem board from PJ2900 on the

system board and then the modem cable from JP1

on the modem board.

TOSHIBA

Tough Enough for Today’s World.

FIELD REPLACEABLE UNIT DOCUMENTATION

Satellite TM

A20 Series

CPU FIN REMOVAL

CPU cover

CPU fin

M2.5x6 black flat head screws

1. Turn the computer upside down.

2. Remove two M2.5x6 black flat head screws securing

the CPU fin cover.

3. Lift out the CPU fin cover .

CPU REMOVAL

M2x18 black screws

4. Remove two M2x18 black screws securing the

CPU fin.

5. Lift out the CPU Fin .

COOLING FAN REMOVAL

CPU

FAN cover

Open Close

CPU lock Silicone grease

1. Insert a flat head screwdriver to the CPU lock

and rotate it counter-clockwise to unlock the CPU .

2. Lift out the CPU .

M2.5x4 black flat head screws

1. Remove M2.5x4 black flat head screws securing

the FAN cover.

2. Lift out the FAN cover .

TOSHIBA

Tough Enough for Today’s World.

FIELD REPLACEABLE UNIT DOCUMENTATION

Satellite TM

A20 Series

COOLING FAN REMOVAL KEYBOARD REMOVAL

Cooling

FAN

M2.5x6 black flat head screws

1. Remove two M2.5x6 black flat head screws securing

the cooling fan.

2. Lift out the cooling fan .

KEYBOARD REMOVAL

Keyboard holder plate

Keyboard

Keyboard Keyboard holder

1. Turn the computer right side up and open the

display panel.

2. Using the case separator , unlatch the keyboard holder at the top of the keyboard.

M2.5x4 black flat head screws

3. Remove two M2.5x4 black flat head screws securing the keyboard.

4. Remove one M2.5x4 black flat head screw

securing the keyboard holder plate and lift out the

plate.

M2.5x6 black flat head screws Keyboard support plate

5. Lift out the keyboard and set it as shown above.

6. Remove the one M2.5x6 black flat head screw securing the keyboard support plate and lift out the

plate.

TOSHIBA

Tough Enough for Today’s World.

FIELD REPLACEABLE UNIT DOCUMENTATION

Satellite TM

A20 Series

KEYBOARD REMOVAL MEMORY MODULE REMOVAL

Plastic insulator

Keyboard CN7 Keyboard cable

7. Set the keyboard as shown above..

8. Disconnect the keyboard cable from PJ123 on

the system board.

9. Lift out the keyboard .

SWITCH BOARD REMOVAL switch board

Wireless

LAN card

Memory clips Memory module

1. Lift up the plastic insulator covering the memory

slot.

2. Spread the memory clips outward and pull the memory module out of the connector on a 30

degree angle.

WIRELESS LAN CARD REMOVAL

Black coax cable

M2.5x4 black flat head screws Switch board cable

1. Remove two M2.5x4 black flat head screws securing

the sensor switch board.

2. Disconnect the switch board cable from PJ2027

on the back side of the switch board.

3. Lift out the switch board .

White coax cable Mini-PCI connector clips

1. Lift up the plastic insulator covering the wireless

LAN card.

2. Disconnect the black and white coax from the

wireless LAN card.

3. Spread the Mini-PCI connector clips and pull the

Wireless LAN card out of the connector about

30 degree angle.

TOSHIBA

Tough Enough for Today’s World.

FIELD REPLACEABLE UNIT DOCUMENTATION

Satellite TM

A20 Series

TOP COVER REMOVAL

Glass tape LCD/FL cable

Sub fan cable

PJ8770

Left/Right speaker

M2.5x20 black cable screws

PJ5000/

PJ5001

M2.5x6 black flat head screws

1. Turn the computer upside down.

2. Disconnect the sub fan cable from PJ8770 .

2. Remove twenty three screws securing the bottom cover:

- 5 M2.5x4 black flat head screws

- 10 M2.5x6 black flat head screws

- 8 M2.5x20 black screws

TOUCH PAD REMOVAL

M2.5x4 black flat head screws

PJ3003/

PJ3002

M2.5x6 black flat head screws

3. Turn the computer right side up.

4. Peel off the glass tape . Disconnect the LCD/FL cable

from PJ5000/PJ5001 and Left/Right speaker cables from PJ3003/PJ3002 on the system board.

5. Remove four M2.5x6 black flat head screws

securing the top cover and lift out the top cover.

FRONT MEMBRANE SWITCH REMOVAL

PJ2004

PJ2025

Membrane switch cable

Touch pad cable

M2.5x4 black flat head screw Touch pad

1. Disconnect the touch pad cable from PJ2004 on the

system board.

2. Remove one M2.5x4 black flat head screw securing

the touch pad.

3. Lift out the touch pad .

M2.5x4 black flat head screws Front membrane switch assy

1. Disconnect the membrane switch cable from

PJ2025 on the system board.

2. Remove two M2.5x4 black flat head screws

securing the front membrane switch assembly.

3. Lift out the front membrane switch assembly .

TOSHIBA

Tough Enough for Today’s World.

FIELD REPLACEABLE UNIT DOCUMENTATION

Satellite TM

A20 Series

USB BOARD REMOVAL RTC BATTERY REMOVAL

PJ9999

USB board cable

PJ2029

M2.5x6 black flat head screws USB board

1. Disconnect the USB board cable from PJ2029 on

the USB board.

2. Remove two M2.5x6 black flat head screws securing

the USB board.

3. Lift out the USB board and disconnect the USB harness.

SOUND BOARD REMOVAL

RTC battery RTC cable

1. Disconnect the RTC battery cable from PJ9999 on

the system board.

3. Lift out the RTC battery .

Switch board cable

Sound I/F cables

PJ2026

SYSTEM BOARD REMOVAL

DC-In jack

PJ8800

PJ2904

PJ2028

PJ2903

Sound board M2.5x6 black flat head screw

1. Remove one M2.5x6 black flat head screw securing

the sound board.

2. Gently lift up the sound board and disconnect the two

.

sound I/F cables from PJ2901/2902 on the sound board.

USB board cable PJ4002 USB harness Sound I/F cables

1. Disconnect the DC IN jack from PJ8800 and the switch board cable from PJ2026 on the

system board.

2. Disconnect the sound I/F cables from PJ2903/2904

and the USB board cable from PJ2028 on the

system board.

TOSHIBA

Tough Enough for Today’s World.

FIELD REPLACEABLE UNIT DOCUMENTATION

Satellite TM

A20 Series

SYSTEM BOARD REMOVAL

Plastic brace M2.5x6 black flat head screws

1. Remove one M2.5x6 black flat head screw securing

the plastic brace and the system board.

2. Remove two M2.5x6 black flat head screws securing

the system board.

3. Gently lift up the system board from the right hand

side and lift it out of the bottom cover.

TOSHIBA

Tough Enough for Today’s World.

FIELD REPLACEABLE UNIT DOCUMENTATION

Satellite TM

A20 Series

15” DISPLAY MASK REMOVAL FL INVERTER AND 15” LCD REMOVAL

Latch

LCD module assembly

Display mask

M2x5 silver screws

LCD

M2x5 silver screws

Mask seals

1. Remove two mask seals at the bottom corners of the

display assembly using a pair of fine-tipped tweezers.

2. Remove two M2.5x6 black flat head screws securing the display mask.

3. There are 23 latches securing the display mask .

Carefully insert your fingers between the mask and the

LCD panel and pry open the latches starting from the bottom six latches , to the five latches on the right

and left sides , ending with the six top latches .

FL cable

LCD/FL cable M2x5 silver screw FL inverter board

1. Remove one M2x5 silver screw securing the

FL inverter board.

2. Carefully lift up the FL inverter board and

disconnect the LCD / FL cable from CN1 and the

FL cable from CN2 .

3. Remove four M2X5 silver flat head screws

securing the LCD module assembly.

4. Carefully rotate out the top of the LCD module

enough to access the display cable

6. Peel off the tape securing the LCD/FL cable and

disconnect the cable.

7. Remove four M2x3 silver flat head screws

securing the left and right LCD brackets and

separate the brackets

TOSHIBA

Tough Enough for Today’s World.

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