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LL-P202V/S242A   DISASSEMBLY AND ASSEMBLY   4 - 1 

 

CHAPTER 5．  DISASSEMBLY AND ASSEMBLY 

 

<Caution> 

・

Do not touch the PWBs which employ lead-free solder with bare hands. Always use gloves. 

・

Use the earth band when performing the procedures. 

・

When servicing the Display such as replacing a PWB, make sure to service with the Display laid and with a protective sheet spread over 

the LCD panel. 

・

While working with the Display laid, or when moving the Display after the work, applying stress to the bezel may cause it to get deformed. 

Be sure to handle it with great care. 

1．PWB AND WIRNG DIAGRAM 

Red-colored  ”

■

”    is the UL tape.     

■  LL-P202V 

A

B

C

D

2

1

3

4

5

 

No. 

Parts name 

No.

Cable name 

A 

Main PWB 

1 

LED FFC 

B 

LED Driver PWB 

2 

Main-Key cable 

C 

Key PWB 

3 

Main-LED Driver cable 

D 

Source PWB 

4 

Main-TCON LVDS cable 

 5 

Speaker 

cable 

 

LL-P202V/S242A   DISASSEMBLY AND ASSEMBLY   4 - 2 

 

■ LL-S242A 

A

B

C

D

2

1

4

3

5

 

No. 

Parts name 

No.

Cable name 

A 

Main PWB 

1 

Main-Key cable 

B 

LED Driver PWB 

2 

Main-LED Driver cable 

C 

Key PWB 

3 

Key-Indicator cable 

D 

Indicator PWB 

4 

LED Driver-LED cable 

 5 

Speaker 

cable 

 

 

 

LL-P202V/S242A   DISASSEMBLY AND ASSEMBLY   4 - 3 

 

2．REAR CABINET 

■LL-P202V 

1）Open three covers shown in the figure. 

   

 

2) Remove the four screws and remove the Screw and remove the connection parts   

at the top of the rear cabinet. Then, remove the rear cabinet.                                                                                                                                                             
Prepare the putty knife like a tool shown in the following image to remove the hooks   
of the rear cabinet.   

There are hooks as the arrows in the following image shown.    Open the hooks by the putty knife and remove the rear cabinet.     
There are FPCs at the diagonal lines in the following image shown.    Avoid using t he putty knife to the place where there are FFCs.   

   

Ⅰ

Ⅱ

Ⅲ

Ⅳ

 

<Caution> 
・

When the rear cabinet is fixed, tighten up the screws in order of I to IV as the above image shown.     

・

When the rear cabinet is placed, do not touch the operational button part.     
* When the rear cabinet is placed with pressing the operational buttons, operational button failure could be occurred.   

・

The rear cabinet is made by the plastic.    Therefore, not to damage the rear cabinet, use the putty knife with putting the tape on the tip of 
the putty knife when the metal putty knife or the metal tool is used.   

・

Before placing the rear cabinet, confirm whether the FFC is pinched at the outside of the unit.     

LL-P202V/S242A   DISASSEMBLY AND ASSEMBLY   4 - 4 

 

■LL-S242A 

1) Remove the four caps.   

   

 

2) Remove the four screws and remove the Screw and remove the connection parts   

at the top of the rear cabinet.    Then, remove the rear cabinet.     

Prepare the putty knife like a tool shown in the following image   

to remove the hooks of the rear cabinet.   

There are hooks as the arrows in the following image shown.    Open the hooks by the putty knife and remove the rear cabinet.     

There are FPCs at the diagonal lines in the following image shown.    Avoid using t he putty knife to the place where there are FFCs.     

 

 

 

 

 

 

 

 

 

 

 

 

 

<Caution> 

・

There is the UL tape as shown in the following figure. (0 – 1.0mm from the Lib, 0 – 2.0mm from the bottom).     

    When the rear cabinet is replaced, prepare the new UL tape and put it on the rear cabinet as shown in the figure.     

 

 

 

 

 

 

 

 

 

 

 

 

Ⅱ

Ⅲ

Ⅳ

Ⅰ

0 - 1.0mm

0 - 2.0mm

Lib

UL tape