DOWNLOAD LG 42LC7D (CHASSIS:LA73E) Service Manual ↓ Size: 5 MB | Pages: 46 in PDF or view online for FREE

- 9 -

1) 37LC7D   

No. Item 

Content 

Unit 

Remark 

1. Product 

Widt(W) 

Length(D)  Height(H)  mm 

 

Dimension

Before Packing

927 

280.5 

692.8 

mm

With Stant

After Packing

999 

264 

874 

mm 

2. 

Product 

Only SET 

20

Kg  

With BOX 

25

Kg  

2) 42LC7D   

No. Item 

Content 

Unit 

Remark 

1. Product 

Widt(W) 

Length(D)  Height(H)  mm 

 

Dimension 

Before Packing 

1033.4 

287.6 

750 

mm

With Stant

After Packing

1119 

374 

858 

mm 

2. 

Product 

Only SET 

24.9 

Kg  

With BOX 

30.4 

Kg  

- 10 -

No

Item

Condition

Remark

1. Input 

Mode

TV02CH

2. Volume 

Level

30

3. Mute

Off

4. Aspect 

Ratio

16:9

5. Video

EZ 

Picture

Daylight

Contrast

100

Brightness

40

Color

70

Sharpness

70

Tint

0

Color-temperature

Cool

XD

Auto(On)

Advanced Cinema3:2 

Mode(Off)

Black Level(RF,HDMI=>Low),(AV=>High)( RGB-PC,Component=>Disable)

6. Audio

Audio 

Language

Off

EZ Sound 

Normal

Balance

0

Bass

50

Front Surround

Off

TV Speaker

On

7. Timer

Auto 

clock

Off

Manual Clock

Off

Off Timer

Off

On Timer

Off

Sleep Timer

Off

Auto Off

Off

8. Option

Aspect 

Ratio

16:9

Caption/Text

Off

Caption Option

Set By Program

Language

English

Simplink

On

9. Lock

Lock 

System

Off

Set password

On  

(Default:0000)

Block channel

None

Movie Rating

Off

TV Rating-Children

None

TV Rating-General

None

Input Block

Off

10. 

Channel Memory

RF : 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12, 13, 14, 30, 51, 63

CATV : 15, 16, 17

- 11 -

These instructions are applied to all of the LCD TV, LA73E.

(1) Because this is not a hot chassis, it is not necessary to use

an isolation transformer. However, the use of isolation
transformer will help protect test equipment.

(2) Adjustments must be done in the correct order.
(3) The adjustments must be performed in the circumstance of

20±5°C of temperature and 65±10% of relative humidity if
there is no specific designation.

(4) The input voltage of the receiver be must kept 110V, 60Hz

when adjusting.

(5) The receiver must be operational for about 15 minutes

prior to the adjustments.  

Perform preliminary operation after receiving 100% White

Pattern (06CH).

(Or 3. White Pattern status of Ez-Adjust)

White Pattern entry method

A) Enter into Ez-Adjust by pressing the ADJ key on the

adjustment R/C.

B) 100% FULL WHITE PATTERN appears if pressing the

OK (

) key after selecting the 3.WHITE PATTERN with

the CH + / - KEY.

* It is possible to heat run the set without a separate

signal generator in this mode.

Caution : Care must be taken as afterimage

phenomena may occur about the black level part of

screen If leaving pause image turned on for more

than 20 minutes (especially inner digital pattern (13

CH), Cross Hatch Pattern (09CH) with significant

black/white contrast).

(1) JIG-LEVER TYPE for adjusting: 1EA
(2) PC & MONITOR: 2EA
(3) BOARD for INTERFACE: IIC & ISP BOARD: 2EA
(4) 15P D-SUB CABLE: 2EA
(5) Using the 12/15 line of D-SUB 15P

12-SDA/15-SCL

(1) Establish LGE Monitor Tools v1.1
(2) The program work and it is opened program window as

seen below. 

connection 

to PC

connection 

to PC

- 12 -

(3) Click the first icon shown in fig.9. The window seen in

fig.10 should appear. 

(1) MCU Select: MTV512M64
(2) Option

R/W Option: Auto Write(Verity)
Jig Option: Myson
Transmit Speed: Medium

(3) Check: Just do it with blank micom.
(4) PORT

Chose Parallel Port (normal LPT1)
Attention: You must chose EPP when select Rom BIAS at
LPT

(1) Click the Load File.

(2) Locate and select the correct file from your computer.

(*.hex).

(3) Click the Send.

(4) When you see (ISP COMPLETE) the  download is

complete.