ls40_ls50

7/31/2019 ls40_ls50

1/35

Service Manual

LG Electronics

(LS40, LS50)

7/31/2019 ls40_ls50

2/352

1010 Battery Pack

1. Push the battery latch in the direction shown below; then slide the battery pack out of the slot.

Removing and replacing a part (FRU)

7/31/2019 ls40_ls50

3/353

1020 Hard Disk Drive

1M3.0 X L6.01SZZBA4085A1

EASpecificationFRU No.No.

1. Remove a screw as indicated in the picture, then pull the HDD Assy out in the direction shown below.

Remove the battery pack (1010) before replacing this part

1


7/31/2019 ls40_ls50

4/354

2M2.0 X L8.01SZZBA4083A1


1030 Keyboard

1. Remove 2 screws.

Remove the battery pack (1010) before replacing this part

1

1


Lembre-se sempre de soltar os parafusos

indicados, antes de tentar liberar o teclado.

7/31/2019 ls40_ls50

5/355

2. To remove three hooks, insert a (-) type screwdriver into a hook located at the lower end of keyboard, and pull it

up.


No aplique fora excessiva, uma leve presso nas

travas para trs, ser o suficiente para liberar o teclado

7/31/2019 ls40_ls50

6/356

1

3. Disconnect the keyboard connector.


7/31/2019 ls40_ls50

7/357

1. Pull up the retainer, and remover the connector using a (-) type screwdriver.

Remove the following parts in order before replacing this part

Battery Pack (1010) Keyboard (1030)

1040 Retainer


Evite o uso de chaves metlicas nesta parte, por marcar

facilmente use ferramenta lstica ou somente as mos.

7/31/2019 ls40_ls50

8/358

1

3M2.0 X L8.81SZZBZ4020A1


1

1

1050 Fan Assembly

1. After removing a screw and the connector, pull up and remove the fan Assy using a (-) type screwdriver.


Battery Pack (1010) Keyboard (1030) Retainer (1040)


7/31/2019 ls40_ls50

9/359

1050 Fan Assembly

1. After removing a screw and the connector, pull up and remove the fan Assy using a (-) type screwdriver.



3M2.0 X L8.81SZZBZ4020A1

QtyScrewFRU No.No.


7/31/2019 ls40_ls50

10/3510

1

1060-1 Optical Disk Drive (14.1 Model)

1. Remove a screw, insert a screwdriver into the back side of ODD and push it out.



1M2.0 X L5.01SZZBZ4014A1

QtyScrewFRU No.No.


7/31/2019 ls40_ls50

11/3511

1060-2 Optical Disk Drive (15 Model)

1. Remove a screw, insert a screwdriver into the hole located at the rear of ODD and push it out.



1M2.0 X L5.01SZZBZ4014A1

QtyScrewFRU No.No.


7/31/2019 ls40_ls50

12/3512

1070 Wireless LAN Card

1. Remove two wireless LAN card connector, open card knob to take out the card.




7/31/2019 ls40_ls50

13/3513

1

1

1080 MDC Modem Card

1. Remove two screws and insert a screwdriver below the modem. Pull it up to disassemble.



2M2.0 X L3.51SZZBA4017B1

QtyScrewFRU No.No.


7/31/2019 ls40_ls50

14/3514

1 1

1

1

1090 Display Module

1. Remove two screws.



Wireless LAN Card (1070)

2M2.5 X L8.01SZZBA4039B1

QtyScrewFRU No.No.

2. Remove two hinge cover screws.

2M2.0 X L5.01SZZBZ4014A1

QtyScrewFRU No.No.


7/31/2019 ls40_ls50

15/3515

1 1

3. Using a (-) type screwdriver from the back of the LCD, pull up the hinge cover with your finger. The more you

move the LCD to the back, the easier the hinge cover will pull out. Remove another hinge cover located on the

other side.

4. Remove two hinge screws.

2M2.5 X L8.01SZZBA4039B1

QtyScrewFRU No.No.


Nesta parte desloque o LCD para trs

levemente, com a chave de fenda plstica

aplique uma LEVE presso, ao mesmo

tem o deslo ue o LCD ara trs..

7/31/2019 ls40_ls50

16/3516

5. Remove the LCD connector located at the upper end of MCD modem. You will see a tag designed to make the

work easier. Pull out the tag.

6. Remove the LCD cable.


7/31/2019 ls40_ls50

17/3517

7. Hold the LCD with your both hands, and pull it up to remove.

See: Display Module disassembly in detail (1140)


7/31/2019 ls40_ls50

18/3518

QtyScrewFRU No.No.

2M2.0 X L3.01SZZBA4017A3

9M2.0 X L81SZZBA4083A1

2M2.0 X L151SZZBZ3010Z2

1100 Key Deck

1. Remove 14 screws (for 15 model) or 11 screws (for 14.1 model). The screw type is shown on the set for

your reference.



Fan Assembly (1050) Wireless LAN Card (1070) MDC Modem Card (1080)

Display Module (1090)

Screw Specification

1 1

1

1

11

1

1

1

2

2

3 3


Referncia de parafusos.

7/31/2019 ls40_ls50

19/3519

QtyScrewFRU No.No.

2M2.0 X L3.01SZZBA4017A1

1

1

QtyScrewFRU No.No.

2M2.0 X L3.01SZZBA4041A1

3. Open ODD plate and remove two screws

2. Open the I/O port cover and remove two screws.


7/31/2019 ls40_ls50

20/3520

4. Remove the cable, hold the keyboard deck with your both hands and pull it out.


Apenas desencaixe o parte superior sem retira-la totalmente,

desconecte o cabo dos alto-falantes primeiro (como

mostrado abaixo) e somente ento remova o gabinete.

7/31/2019 ls40_ls50

21/3521

5. Remove the speaker cable located at the front of key deck that is pulled up.


7/31/2019 ls40_ls50

22/3522

3M2.0 X L3.51SZZBA4017B1

QtyScrewFRU No.No.

1

1

1

1110 Main Board

1. Remove two screws and disassemble the ODD Plate Assy.

Remove the following parts in order before replacing this part.



Display Module (1090) Key Deck (1100)


7/31/2019 ls40_ls50

23/3523

2. Remove the PCMCIA B/D.

3. Remove the RTC battery connector from M/B.


Nesta placa,existem duas "chapinhas" de metal que ficam

entre a PCMCIA B/D e o gabinete, atente para no perde-las.

7/31/2019 ls40_ls50

24/3524

5. Remove the LAN S/B connector.


7/31/2019 ls40_ls50

25/3525

6. Remove the power cable.


7/31/2019 ls40_ls50

26/3526

3M2.0 X L5.01SZZBZ4014A1

1M2.0 X L3.51SZZBA4017B2

QtyScrewFRU No.No.

12

1

1

7. Remove 4 M/B screws.


7/31/2019 ls40_ls50

27/3527

8. Hold M/B with your both hand and pull it up to remove.


Ao manusear os componentes internos,

use sempre a sua pulseira anti-esttica.

7/31/2019 ls40_ls50

28/3528

2(14.1)

3(15.0)M2.0 X L3.51SZZBA4017B1

QtyScrewFRU No.No.

14.1 15

1 1 11

1

1120 Battery Frame Assy

1. Remove a screw.




Display Module (1090) Key Deck (1100) Main Board (1110)


7/31/2019 ls40_ls50

29/3529

1130 S-Video Sub-Board

1. Remove the S-Video sub-board.




Display Module (1090) Key Deck (1100) Main Board (1110)

Battery Frame Assy (1120)


7/31/2019 ls40_ls50

30/3530

11

11

21

2

5M2.5 X L4.01SZZBA4044B1

2M2.5 X L5.01SZZBA4068A2

QtyScrewFRU No.No.

1140 Display Module

1. Using a knife, remove the logo and rubbers that are covering the screws. Then remove all 7 screws.



Wireless LAN Card (1070)


Ao remover as borrachas e o logo, tenha

cuidado para no marcar o gabinete do LCD.

7/31/2019 ls40_ls50

31/3531

2. Disassemble the LCD front. The front hook located on the middle of LCD upper and lower end. Be careful of

the direction when removing because it is connected from inside out.


7/31/2019 ls40_ls50

32/3532

3. Remove cable connector. Remove the cable that is arranged around LCD from the LCD frame.


7/31/2019 ls40_ls50

33/3533

11

4M2.0 X L2.51SZZBZ3009B1

4M2.5 X L5.01SZZBA4068A2

2M2.0 X L4.51SZZBA4082A3

QtyScrewFRU No.No.

1 1

2222 33

4. Remove 9 screws (for 15 model) or 8 screws (for 14.1)


7/31/2019 ls40_ls50

34/3534

5. Press the hook on the both side of LCD with a (-) type screwdriver and remove from the LCD rear panel.


7/31/2019 ls40_ls50

35/35

6. Remove LCD from the LCD rear panel.


ls40_ls50

Documents