DOWNLOAD LG 32LC7D (CHASSIS:LA73E) Service Manual ↓ Size: 14.71 MB | Pages: 45 in PDF or view online for FREE

- 9 -

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

- 10 -

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 (

A

) 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

- 11 -

(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.

- 12 -

ADC-Set adjustment to set the black level and the Gain to
optimum.

Service R/C, 801GF(802V, 802F, 802R) or MSPG925FA
Pattern Generator
(480i/1080i  The Horizontal 100% Color Bar Pattern adjust to
within  0.7±0.1Vp-p)

[ADC adjustment (MSPG-925Fx series) Model No. & Pattern No.]
- Model No.: #209(480i adjustment), #223(1080i adjustment)
- Pattern No.: #65(7ColorBar Pattern)

(1) Select Component1 as the input with  100% Horizontal

Color Bar Pattern(HozTV31Bar) in 480i Mode

(2) After receiving signal for at least 1 second, press the ADJ

Key on the Service R/C to enter the ‘Ez - Adjust’ and select
the ‘2. ADC 480i Comp1’.

Pressing the Enter Key to adjust automatically.  

(3) When the adjustment is over, 'MST3361 Component

Success’ is displayed. If the adjustment has errors,
'MST3361 Configuration Error’ is displayed.

(4) Select Component1 as the input with  100% Horizontal

Color Bar Pattern(HozTV31Bar) in 1080i Mode.

(5) After receiving signal for at least 1 second, press the ADJ

Key on the Service R/C to enter the ‘Ez - Adjust’ and select
the ‘3. ADC 1080i Comp1/RGB’.
Pressing the Enter Key to adjust automatically.  

(6) When the adjustment is over, 'MST3361 Component

Success’ is displayed. If the adjustment has errors,
'MST3361 Configuration Error’ is displayed.

(7) After the Component MST3361 adjustment is over, convert

the RGB-DTV Mode and display Pattern. 
When the adjustment is over, 'MST3361 RGB_DTV
Success’ is displayed. 

(8) Readjust after confirming the case Pattern or adjustment

condition where the adjustment errors. 

(9) After adjustment is complete, exit the adjustment mode by

pressing the ADJ KEY.

<Fig. 2>  Adjustment Mode

<Fig. 3>  Adjustment Pattern: 480i/1080i 60Hz HozTV30 Bar

Pattern