Panasonic CF-T4GWCTZBM Service Manual

ORDER NO. CPD0511050C1

Personal Computer

CF-T4

This is the Service Manual for

the following areas.

M …for U.S.A. and Canada

Model No. CF-T4GWCTZ1 2

1 B: Microsoft 2

: Operation System

: Area

M: Refer to above area table

Windows® XP Professional

1 Connection Diagram

LCD/Touch Panel

LCD Back Light

Inverter Board

Connection by Cable

Direct connection Connectors

Parts on Bottom Side

Antenna Board

(R)

Battery Pack

LAN Module

Wireless

Antenna Board

(L)

Connection Cable

1 LCD Cable DFJS963ZA 2 Speaker Cable DFJS962ZA 3 Antenna PCB-L N1ZYYY000002 4 Antenna PCB-R N1ZYYY000003 5 Modem Cable DFJS973ZA 6 LAN Cable DFJS958ZB 7 PAD FFC DFJE12U112BB 8 HDD FPC Unit DL3UP1443AAA 9 DC-IN Cable DFJS961ZB 10 Main-Sub Cable DFJS980ZA

Speaker

Keyboard

DC-IN

MODEM

SD Card

PCMCIA

SLOT

CN601

CN26

CN12

CN10

CN600

CN18

CN11

CN13

SW6

POWER SW

Main Board

CN2

CN19

CN14

CN16

JK2

Headphone

VGA

CN24

CN23

CN3

CN21

CN15

CN4

JK1

Mic

Lithium Battery

HDD

CN1051

CN1053

USB

CN1052

USB

DIMM memory

(Option)

CF-BAV0256U CF-BAV0512U

LAN

1-1

Touch Pad

2 Disassembly instructions

2.1. Disassembly Flow Chart

Main Unit

2.2.1. Preparation

1. End the Windows.

2. Turn off the power, and then remove the AC adaptor or battery pack.

3. Remove any optional DIMM memory cards or PCMCIA cards.

4. Remove any other peripherals or connected devices.

2.2.9. 2.2.10.

Antenna Board

(L, R) / DC-IN

Display Unit

2.2.13.

2.2.14.

2.2.15.

LCD Unit / LCD Rear

2.2.16.

2.2.2.

2.2.4.

2.2.7.

LCD Unit

Hinge Cover

Inverter

USB Board

Wireless LAN Module

Keyboard

Top Case

Main replaceable parts

2.2.1.

2.2.2.

2.2.3.

2.2.4.

2.2.5.

2.2.6.

2.2.7.

Battery Pack DIMM Cover AC Adaptor Keyboard HDD HDD Case Top Case Side Cover (R) Touch Pad Pad Cover PAD Button PAD FPC LCD Knob Speaker USB Board USB Cable

2.2.3.

HDD

2.2.5. 2.2.6.

Touch Pad

LCD Knob /Speaker

2.2.8.

Main Board

2.2.11. 2.2.12.

MODEM

Card Bus Ejector

2.2.8.

2.2.9.

2.2.10.

2.2.11.

2.2.12.

2.2.13.

2.2.14.

2.2.15.

2.2.16.

Main Board Antenna Board (L, R) DC-IN Cable Wireless LAN Module MODEM Card Bas Ejector LCD Unit Hinge Cover Hinge (L, R) LCD Unit LCD Rear LCD Front Inverter LCD Cable

2-1

2.2. Disassembly

2.2.1. Preparation

Attention:

Before disassembly, be sure to perform the following steps.

1. End the Windows.

2. Turn off the power and then remove the AC adaptor.

3. Slide the hooks (A) and then remove the battery pack.

4. Remove the screw (A) and then remove the DIMM cover. (Remove if the DIMM memo ry is equipped with)

Screw (A) : XSB2+4FNL(N16)

Baattrey Pack

Hook(A)

3. The LCD unit is opened up to about 90° by operating the LCD knob.

4. Remove the 6 hooks (B).

5. Open the keyboard from LCD side and then turn it inside out on the top case.

Note:

It can remove with the keyboard hook plate.

LCD Unit

Hook(B)

Screw(A)

DIMM Cover

2.2.2. Removing the Keyboard

Preparation : perform the section 2.2.1. first.

1. Remove the 4 screws (B).

Screw(B):DXQT2+E12FNL(N11)

2. Remove the 2 keyboard hook plates, and then remove the hook of back side of keyboard with screw driver.

Screw(B)

Keyboard Hook Plate

Screw(B)

Keyboard Hook Plate

LCD Knob

6. Remove the heat spreader from buttom of the keyboard.

7. Remove the keyboard FFC from the connector (CN15) and then remove the keyboard.

Heat Spreader

KeyBoard

CN15

Hook(B)

2-2

2.2.3. Removing the HDD

2.2.4. Removing the Top Case

Preparation : perform the section 2.2.1. 2.2.2. first.

1. Remove the 2 screws (C) and then remove the HDD cover.

Screw (C):DFHE5025XA(N501)

Screw(C)

HDD Cover

Tape

2. Lift up the HDD unit and remove FFC connector and then remove the HDD unit.

3. HDD is taken out of the HDD case.

Note:

Please do not bend pins of the HDD connector, at the time of removing HDD and FFC connector.

HDD Case

HDD

FFC Connector

Preparation : perform the section 2.2.1. , 2.2.2. first.

1. Remove the 7 screws (D) and 5 screws (G).

Screw (D):DXHM0039ZA(N5)

Screw (G):DXHM0057ZA(N7)

Screw(G)

Screw(D)

Screw(G)

Screw(D)

Screw(G)

2. Remove the speaker cable from the connector (CN26).

3. Remove the side cover (R) as slide it to this side.

4. Remove the 1 screw (J), 3 screws (K) and 2 screws (L) from top case and then remove the top case.

Screw(J):DXHM0056ZA(N6)

Screw(K):DXQT2+E6FNL(N12)

Screw(L):DXQT26+D8FCL(N15)

Screw(L)

HDD Unit

HDD FFC

Screw(K)

Side Cover(R)

CN26 Speaker Cable

Screw(J)

Screw(L)

Screw(K)

2-3

5. Lift up the top case and remove the pad FFC and then remove the top case.

Top Case

2.2.5. Removing the Touch Pad

Preparation : perform the section 2.2.1. to 2.2.3. first.

1. Peel off the tape.

2. Depress to center the 6 hooks of the pad cover, (D)(E)(F) as order.

Tape

Pad FFC

Top Case

Hook(F)

PAD FFC

Hook(E)

Hook(F)

Hook(D)

3. Remove the hook (G) and remove the touch pad.

Pad Cover

Touch Pad

Pad Button

Hook(G)

2-4

2.2.6. Removing the LCD Knob and the Speaker

Preparation : perform the section 2.2.1. to 2.2.3. first.

1. Remove the latch spring from the top case.

2. Remove the hook of the LCD knob from stopper rib of the

top case.

3. Peel off the tape of the speake r box.

4. Peel off the tape on the speaker and speaker ring and then

remove the speaker.

Speaker Box

Speaker

2.2.8. Removing the Main Board

Preparation : perform the section 2.2.1. to 2.2.3. first.

1. Remove the 1 screw (E), 1 screw (F) and 2 screws (H).

Screw (E):DXQT2+E10FNL(N10)

Screw (F):DXQT2+D4FNL(N9)

Screw (H):DFHE5035ZB(N2)

Screw (I):KIYE50000022(N500)

Speaker Ring

Latch Spring

LCD Knob

Location of the Spring

2.2.7. Removing the USB Board

Preparation : perform the section 2.2.1. to 2.2.3. first.

1. Peel off the tape for clamp the USB cable.

2. Remove the connector (CN23) on the main board.

3. Remove the USB board from the bottom case.

CN23

Tape

Screw(H)

Screw(E)

Screw(F)

Screw(I)

2. Remove the 2 screws (N).

Screw (N):DXQT2+E6FNL(N13)

3. Remove the modem cable from the MDC modem.

4. Remove the side cover(L) from the bottom case.

Side Cover(L)

Antenna Board(L)

DC Jack Holder

Modem Cable

Screw(N)

Tape

USB Cable

2-Port USB Board

2-5

Main Board

LAN Cable

5. Remove the DC jack holder on the DC-IN jack.

6. Remove the LCD cable connectors (CN10,CN11,CN24).

LCD Cable

CN10

CN11

CN24

2.2.9. Removing the Antenna Board (L,R) and the DC-IN Cable

Preparation : perform the section 2.2.1. to 2.2.3. and 2.2.8. first.

1. Remove the antenna cable(L) from the main terminal and

the antenna cable(R) from the AUX terminal and then remove the antenna board(L, R) from the bottom case.

2. Remove the DC-IN cable(CN600) from the main board.

Antenna Board(L)

Antenna Cable(L)

DC-IN Cable

CN600

7. Turn it to arrow and remove the lithium battery connector (CN3), LAN cable connector (CN16) and HDD FPC connector (CN4) and then remove the main board.

Power Knob

LAN SW Knob

Tape

CN600

LAN Cable

Lithium Battery Cable

CN3

CN16

DC-IN Cable

Antenna Cable(R)

Antenna Board(R)

2.2.10. Removing the Wireless LAN Module

Preparation : perform the section 2.2.1. to 2.2.3. and 2.2.8. first.

1. Peel off the tape on the wireless LAN module.

2. Open the wireless LAN module holding arms and remove

the wireless LAN module.

Tape

Wireless LAN Module

2-6

Main Board

2.2.11. Removing the MODEM

2.2.12. Removing the Card Bus Ejector

Preparation : perform the section 2.2.1. to 2.2.3. and 2.2.8. first.

1. Remove the 2 screws (O).

Screw (O):DXQT2+D25FNL(N8)

2. Remove the MODEM from main board connector (CN18) as vertical.

Screw (O)Screw (O)

Modem

CN18

Preparation : perform the section 2.2.1. to 2.2.3. and 2.2.8. first.

1. Remove the 1 screw (P) from connection side of wireless LAN.

Screw(P):DFHE5025XA(N1)

Screw(P)

Main Board

2. Turn to the card bus ejector side.

3. Remove the 2 hooks (C) from the connector (CN14).

Card Bus Ejector

CN14

Hook(C)

Main Board

2-7

2.2.13. Removing the LCD Unit

Preparation : perform the section 2.2.1. to 2.2.3. first.

1. Remove the 2 screws (M).

Screw(M):DXQT26+D5FNL(N14)

2. Remove the LCD cable from the connector (CN11) of the main board.

3. Remove the inverter cable from the connector (CN10)

4. Remove the touch panel cable from connector (CN24).

2.2.15. Removing the LCD Unit and the LCD Rear

Preparation : perform the section 2.2.1. to 2.2.3. and 2.2.13 . to 2. 2. 14. first.

1. Separate the LCD front and the LCD rear.

2. Remove the hinge (L).

Hook Position

Screw(M)

LCD Cable

CN10

CN11

Screw(M)

CN24

2.2.14. Removing the Hinge Cover

Preparation : perform the section 2.2.1. to 2.2.3. and 2.2.13 . first.

1. Remove the 2 screws (Q) and then remove the hinge cover (L,R).

Screw(Q):DRHM0076ZA(N3)

Screw(Q)

LCD Unit

HInge(L)

LCD Front

LCD Rear

Hinge(R)

2.2.16. Remove the Inverter

Preparation : perform the section 2.2.1. to 2.2.3. and 2.2.13 . to 2. 2. 15. first.

1. Remove the LCD cable from the inverter.

2. Peel off the conductive cloth(LCD cable) from the inverter.

3. Remove the inverter with inverter box.

Hinge Cover(L)

2. Remove the 2 screws (R).

Screw (R):DRHM0076ZA(N3)

Screw(R)

Hinge Cover(R)

LCD Unit

Screw(Q)

Screw(R)

LCD High voltage 2pin Wire Rod

Inverter Box

LCD Front

Tape

LCD Hook

Conductive Cloth (LCD Cable)

LCD Cable

2-8

3 Reassenbly instructions

3.1. Attention when CF-T4G series is repaired

· Please execute writing BIOS ID when you exchange the main board.

· Parts (sheet and rubber) etc. related various the conduc tive cloth and heat spreader cannot be recycled. Use new parts.

3.2. Assembly knowhow of part LCD

LCD rubber, LCD side rubber and LCD backing rubber’s putting

LCD Rubber (Upper

LCD Rubber(Upper)

LCD Side Rubber

LCD Back Rubber(Lower)

LCD Front Case

LCD cable processing

Clamping processing of LCD cable, LCD connector connection and putting of PET tape of cable

The LCD insulation sheet is peeled off. The LCD cable is processed to the LCD frame clamping. The LCD cable is connected with the connector. The PET tape is put.

LCD Insulation Sheet

Big Small

PET Tape

LCD Front Case

1 2mm

2mm

Be parallel after putting

Connector

LCD Frame Clamp

A red line of the cable is matched to the LCD frame externals.

Putting of the conductive cloth

The conductive cloth Process the part in the Signal line of the LCD cable in Put

the conductive cloth

There must not be beginning to see from externals.

is put and after putting a both side tape is put.

on the connector surely.

Connector of externals match

LCD Insulation Sheet

the conductive cloth.

Connector

Both Side Tape

3-1

1mm

Insulation Sheet of edge match

1mm

Conductive Cloth (LCD Label)

LCD Cable

Putting of PET seat

The cable must not run aground on the damper.

Along the LCD module and put the LCD cable (Inverter part) with the PET tape.

PET Tape

LCD Cable

(Inverter part)

Damper

Putting of rear damper

Conductive Cloth (LCD Cable)

LCD Cable

Conductive Cloth (LCD Cable)

LCD Cable

Rib application putting of LCD front case

1mm

Externals suiting of inverter case

Processing of inverter cable

Inverter Cable

The cable must not run aground on the cushion.

Putting of gasket (LCD)

The line of the remainder is put on hinge (R) side.

Hinge (R)

Rear Damper

1mm

The cable must not come in succession.

Put on hinge (R) surely.

Gasket (LCD)

Externals suiting of reflector 0

1mm

Put the reflector part surely.

3-2

+ 39 hidden pages