LG L1720P User Manual

1.

Model

Service

Description

Guide

Specification

MODEL

SUFFIX

2.

Printing

1.

Trim

2.

Printing

?

Cover

?

Inside:Black

3.

Stock

?

Cover

?

Inside

4.

Printing

5.

Bindery

6.

Language

7.

Number

L1720PM

ALEUR

Specification

Size

(Format)

Colors

:

LG

COLOR

(Paper)

:

Snow

:

Snow

Method

:

Saddle

:

English

of

pages

white

BRAND

Product

:

Name

215mm

paper

:

stitch

:

32(Including

150

100

LG

FLATRON

x

280

mm

L1720P

Part

No.

3828TSL084F

g/

blank

3pages)

3.

4.

4

REV.

NO.

8

7

6

5

3

2

1

Special

Changes

MM/DD/YY

Instructions

CHANGE

NO.

CHANGE

CONTENTS

Front Cover

Front

English

(Blank)

Inside

English

5

sheet

English

.......

English

.....

English

28

English

(Blank)

Pagination

cover

English

Rear

3

Cover

Inside

2

English

4

Rear

Cover

(Blank)

Website:http://biz.LGservice.com

E-mail:http://www.LGEservice.com/techsup.html

COLOR

SERVICE

CHASSIS

MODEL:

CAUTION

BEFORE

READ

THE

SERVICING

NO.

( )

SAFETY

:

CL-61

**Same

THE

PRECAUTIONS

MONITOR

MANUAL

L1720P

model

UNIT,

IN

for

Service

THIS

MANUAL.

(L1720PM-AL**R)

*Same

looking

with

Issue

new

Date;

chassis.

2004.1

CONTENTS

SPECIFICATIONS PRECAUTIONS TIMING

CHART OPERATING WIRING BLOCK

1.

LCD

DIAGRAM

CHARACTERISTICS

Type

Size

Pixel

Pitch

Color

Depth

Electrical

Surface

Treatment

Operating

Backlight

2.

OPTICAL

2-1.

Viewing

Left

:

-60°

:+45°

Top

2-2.

Luminance

2-3.

Contrast

3.

SIGNAL

3-1.

3-2.

Sync

?

Type

Video

1)

Type

2)

Voltage

a) b) c)

3)

Input

(Refer

Color Color

Color

...................................................

.......................................................

INSTRUCTIONS

...................................................

Interface

Mode

Unit

CHARACTERISTICS

Angle

by

min.,

-70°(Typ)

min.,

+60°(Typ)

Ratio

to

the

Signal

Input

Signal

Level

0, 7, 15,

:

0 0

0

Impedance

.................................................

:

TFT

SXGA

:

17

inch

:

0.264

:

8Bits,

:

LVDS

:

Anti-Glare,

:

Transmissive

:

Top/Bottom

(Cold

Contrast

:

250(min),

:

300(min),

Timing

Separate

SOG

(Sync

Composite

:R,G,BAnalog

:

0~0.71

:0Vp-p

:

0.467

:

0.714

:

75

................................

LCD

x

0.264

(H)

16.7M

colors

Hard-coating(3H)

mode,

edge

Cathode

Right

Bottom

Ratio

Fluorescent

≥

:

+60°

:

-45°min.,

300(Typ)

400(Typ)

Chart)

Sync,

On

Green)

Sync,

Digital

V

Vp-p Vp-p

Ω

SPECIFICATIONS

(V)

Normally

side

4-CCFL

Lamp)

10

min.,

+70°(Typ)

-60°(Typ)

White

2 4

ADJUSTMENT

5

TROUBLESHOOTING

6 8 9

SCHEMATIC

5.

6.

7.

DESCRIPTION

EXPLODED REPLACEMENT

POWER

5-1.

Power:AC

5-2.

Power

MODE

POWER

ON

STAND-BY

SUSPEND

DPMS

ENVIRONMENT

6-1.

Operating

6-2.

Operating

6-3.

MTBF

DIMENSIONS

FullUp

Width

Depth Height

Folded

Width

Depth Height

VIEW

SUPPLY

Consumption

(NORMAL)

OFF

Position

OF

BLOCK

......................................................

DIAGRAM..............

GUIDE

..............................

.....10

...................................................18

PARTS

DIAGRAM

100-240V~,

H/V

ON/ON

OFF/ON

ON/OFF

OFF/OFF

Temperature:

Humidity

(with

:

394

:

232

:

379

:

394mm

:

127mm

:

412mm

LIST

.........................................

SYNC

VIDEO

ACTIVE

OFF

:

50,000

TILT/SWIVEL)

mm

(15.51'')

mm

(9.13'')

mm

(14.92'')

(15.51'') (9.13'') (14.92'')

...............................20

50/60Hz,1.0A

LED

POWER

CONSUMPTION

less

10°C~35°C

10%~80%

Hours

than43W

than1W

(50°F~95°F)

with

90%

COLOR

BLUE

AMBER

C

12 14

28

4.

3-3.

Max. DVI D-sub

Operating

Horizontal

Vertical

Resolution

Digital

Analog

Frequency

: :

:56~75Hz

~

30

83kHz(Analog)

~

30

71kHz(Digital)

:1280x1024/60Hz :1280x1024/75Hz

-2-

8.

WEIGHT

Net. Gross

Weight

(with

TILT/SWIVEL)

: :

4.5

7.6

kg kg

(9.92 (16.76

lbs)

Signal

?

DVI-D

Connector

1

917

Assignment

8

16

24

T.M.D.S.Data2- T.M.D.S.Data2+ T.M.D.S.Data2/4 T.M.D.S.Data4- T.M.D.S.Data4+ DDC DDC

Analog

T.M.D.S.Data1-

123456789

T.M.D.S.Data1+

10

T.M.D.S.Data1/3

11

T.M.D.S.Data3-

12

T.M.D.S.Data3+

13

+5V

14

Ground

15

H.

Sync.

T.M.D.

S.

(Transition

Signal

Clock Data

Vertical

Power

(return

and

V.

(DVI-D)

Sync.

for

+5V,

Sync.)

Minimized

Shield

Differential

Hot

16

T.M.D.S.Data0-

17

T.M.D.S.Data0+

18

T.M.D.S.Data0/5

19

T.M.D.S.Data5-

20

T.M.D.S.Data5+

21

T.M.D.S.Clock

22

T.M.D.S.Clock+

23

T.M.D.S.Clock-

24

Signaling)

Signal

Detect

Plug

(DVI-D)

Shield

-3-

PRECAUTION

WARNING

?

There monitor marked

FOR

are

that

replacement

should

parts

specified

hazard.

?

Do

partstoprevent

not

modify permission original

TAKE WITH

?

Must in

?

Do

or screen.

?

Do

objects, damage

?

Protect electronic

?

Make

grounded

?

Do

areas

?

The

?

Avoid the

?

If

withasoftmaterial.

may

CARE

BACKLIGHT

mount

four

not

electric

not

module

module.

the

damage

parts

corners.

press

scratch

such

to

the

certain

leave

of

high

contact

surface

circuit

through

THE

some

are

on

parts

be

original

from

and

DURING

the

on

shock

as

the

panel.

module

the

humidity

not

with

of

the

SAFETY-RELATED

special

important

the

schematic

list.

replaced

design

manufacturer

labor

HANDLING

UNIT.

module

the

panel,

as

this

or

press

pencil

from

(C-MOS).

that

treatment

wrist

module

for

be

exposed

water

panel

(Cleaning

panel.)

components

for

safety.

Itisessential

with

electric

without

guarantee.

using

mounting

edge

will

result

on

the

or

pen

the

ESD

band.

in

high

a

long

to

the

as

it

may

become

with

COMPONENT.

used

These

diagram

that

these

the

manufacturer's

shock,

fireorother

obtaining

or

THE

of

panel

as

you

LCD

the

in

this

it

will

holes

frame

damage

with

may

person'sbody

temperature

time.

direct

sunlight.

a

short

circuit

dirty,

please

a

dirtyorrough

in

parts

and

void

MODULE

arranged

strongly

any

result

damage

wipe

LCD

are

the

critical

written

the

to

the

sharp

the

are

and

within

it

off

cloth

WARNING

BE

CAREFUL

?

If

you

inverter because 650Vrms.

?

Handle circuit.Ifthe burnortake

in

want

with

ELECTRIC

to

replace

circuit,

high

voltage

care

wires

fire.

must

wires

are

SHOCK

with

disconnect

appears

or

pressed

the

new

connectors

!

at

cause

inverter

backlight

the

AC

circuit

of

the

short

(CCFL)

adapter

about

inverter

and

or

may

Please from

CAUTION

use

shock

onlyaplastic

hazard

during

screwdriver

service

to

protect

operation.

yourself

-4-

TIMING

CHART

<<

Mode

10

11

12

13

VIDEO

B

C

F

SYNC

Dot

Clock

H/V

Sort

Polarity

H+

1

V--

H--

2

V+

H--

3

V--

H--

4

V--

H+

5

V+

H+

6

V+

H+

7

V+

H--

8

V--

H--

9

V--

H+

V+

H+

V+

H+

V+

H+

V+

(MHz),

Sync

--

/

--

/

--

/

--

/

--

/

--

/

Horizontal

Dot

Clock

25.175

28.321

25.175

31.5

40.0

49.5

57.283

65.0

78.75

100.0

92.978

108.0

135.0

Frequency

31.469

70.8Hz

31.468

70.09

31.469

59.94

37.5 75

37.879

60.317

46.875

75.0

49.725

74.55

48.363

60.0

60.123

75.029

68.681

75.062

61.805

65.96

63.981

60.02

79.976

75.035

D

Vertical

(kHz),

Period

Total

(E)

800 640

449 350

900 720

449 400

840 640

525 480

840 640

500 480

1056

628 600

1056

625 600

1152

667 624

1344 1024

806 768

1312 1024

800 768

1456 1152

915 870

1504 1152

937 900 1688 1280 1066 1024

1688 1280 1066 1024

Frequency

Video

Active

(A)

800

832

Time

A

E

Horizontal

(Hz),

Front

(C)

16

37

18 12

16 10 16

1

40

1

16

1

32 64

1

24

3

16

1

32

3 3

18

2 4

48

1

16

1

Porch

etc...

(μs),

Duration

Sync

(D)

96

2

108

2

96

2

64 120

3 16

128

4

80 160

3

136

6

96 176

3

128

134

112

3

144

3

Vertical

Back

etc...

(F)

48 60 54 35

48 33

88 23

21

224

39

160

29

28

144

39

200

31

248

38

248

38

Porch

(ms)

>>

Resolution

640x350

70Hz

720x400

70Hz

640x480

60Hz

640x480

75Hz

800x600

60Hz

800x600

75Hz

832x624

75Hz

1024x768

60Hz

1024x768

75Hz

1152x870

75Hz

1152x900

65Hz

1280x1024

60Hz

1280x1024

75Hz

-5-

OPERATING

INSTRUCTIONS

FRONT

See

front

VIEW

control

panel

Front

Control

Power

Connect

Panel

DVI-D

Connect

D-sub

REAR

Connect

VIEW

USB

PORT

1.

2.

Power

Use

this <Power This

Indicator

operates

Saving)

amber.

Use

these On

Screen

100

Button

button

(DPMS)

normally.

mode,

Button

buttons

Display.

This condition

illumination,

to

Indicator>

lights

this

feature

?

DAY

?

NIGHT:Dark

?

TEXT:For

?

MOVIE:For

?

PHOTO:For

?

USER

conditions

by

Bring

:

turn

If

the

indicator

to

choose

lets

optimized

image

:

Bright

MODE:For

the

user

Contrast

up

the

display

blue

up

display

or

select

you

easily

to

the

environment

types

etc.).

ambient

illumination

ambient

illumination

text

images

(Word

animation

images

picturesordrawings

use

under

(Brightness,

contrast

in

OSD

Screen

and

Brightness

on

or

when

isinDPM

color

adjust

the best desired

processing

in

videosormovies

user

setup

and

Setup

Menu.)

adjustment.

off.

the

display (Energy

changes

itemsinthe

etc.)

image

tint

are

image

selected

(ambient

color

453 2

3.

Menu

Button

Use

this

button

1

to

enter

or

exit

the

On

Screen

Display.

4.

AUTO/SELECT

to

Use

Screen

this

Display.

Display(OSD).

5.

display

screen

The

SOURCE Use active. connected

image

resolution

best

this

This

Button

button

to

When

settings,

AUTO/SELECT

This

to

the

size

display

Button

button

to

mode

to

featureisused

the

display.

enter

adjusting

entering

will

automatically

ideal

(display

is

make

The

a

selection

your

always

press

button

the

On

Screen

settings

for

mode).

1280x1024/75Hz.

Dsub

or

DVI

when

two

default

setting

in

the

display

the

before

adjust

the

current

connector

computers

is

On

your

are

Dsub.

-6-

Making

USB

(Universal

the

USB,

your

computer.

a

single

the

Plug

to

be

attached

USB

1.

Connect

(Computer

2.

Connect

use

Serial

willbeable

you

This

USB

port;

auto

detection

it.

connection

the

upstream

must

the

USB

of

USB

Bus)

will

give

and

you

and

haveaUSB

compliant

(Universal

isaninnovation

to

connect

can

configuration.

port

you

greater

"hot"

of

the

port)

peripherals

your

plug

Serial

in

connecting

mouse,

keyboard,

flexibilityinsetting

them

(attach

This

display

to

the

to

the

downstream

display

Bus)*

while

has

different

your

and

up

your

the

an

integrated

other

peripherals

system.

computer

of

port

of

ports

desktop

peripherals

to

USB

allows

is

running)orunplug

BUS-powered

the

USB

compliant

the

display.

your

display

you

USB

conveniently

instead

to

connect

hub,

PCoranother

them

allowing

This

of

a

while

is

rear

to

your

computer.

of

having

chain

of

maintaining

to

2

up

hub

using

a

simplified

view.

to

By

connect

to

up

other

representation

120

the

USB

them

devices

Plug

devices

USB

using

to

on

and

cable.

NOTE

To

activate

cable(enclosed).

When

connecting

side.

Evenifthe

the

monitor

upstream

the

and

USB

hub

the

USB

is in

downstream)

function,

cable,

a

power

the

check

saving

of

the

monitor

that

mode,

monitor.

the

must

USB

be

shape

compliant

connected

of

the

to

connector

devices

a

USB

at

will

To

USB

of

the

USB

another

compliant

the

cable

function

downstream

compliant

hub

cable

PC(OS)

side

when

matches

they

port

PC

or

USB

connect

compliant

keyboard,

or

another

the

are

connected

downstream

the

cables

peripherals-such

mouse,

hub

with

at

shape

the

Port

from

etc

the

connecting

USB

as

USB

ports(both

-7-

WIRING

DIAGRAM

CN4

CN5

CN1

J707

J702

Connector

P/N:

6631T11012W

Ass'y

Connector

P/N:

Connector

P/N:

:

6631T20023A

Ass'y

6631T20024C

Ass'y

:

CN2

CN3

-8-

Connector

P/N:

6631T20008G

Ass'y

:

BLOCK

DIAGRAM

D/S

USB

U/SD/S

HUB

Micom

MTV312

DVI-D

Bus-power USB

e

a

allll

a

agggge

n

ntttt iiiia

o

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ngggg))))

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LCD Module

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alllliiiin

e

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n

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n

na

w

wV

o

ow

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D

Diiiiffff ffffe

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((((L

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including

MST9131B

Digital Signal

/TMDS )

/INPUT SWITCHING

(ADC/LVDS/SCALER

5V

R,G,B

differential

3.3 V2.5 V

3.3V

KDS184

2.5V

5V

LIPS

5V

3.3V

Reg. Diode

3.3V

12V

AC I nput

R,G,B, H/ V Sync

D-SUB

-9-