Hitachi DT3140 User manual

DT3140

User

Manual

14.1” Super TFT Colour LCD Monitor

ENERGY STAR

As

an

International

Energy

Star@

Partner,Hitachi

has

determined

that

this

product

meets

the

International

Energy

Star@

guidelines

for

energy

efficiency,

The

International

Energy

Star@

guidelines

is

a

global

programme

that

promotes

energy

saving

though

the

use

of

computers

and

other

office

equiment.The

progmme

backs

the

development

and

dissemination

of

products

with

functions

that

effectively

reduce

energy

consumption.It

is

an

open

system

in

which

business

proprietors

can

participate

voluntarily.

The

targeted products

are

office equipment

such

as

computers, displays, printers,

facsimiles

and

copiers. Their standards

and

logos

are

uniform

among

participating

nations.

MS-DOS

and

Windows

are

registered trademarks

of

Microsoft Corporation.

Macintosh

is

a

registered trademark

of

Apple

Computer,

Inc.

Other company

and

product

names

used

herein

are

the

property of their respective

owners.

VESA

is

an

acronym for Video Electronics Standards Association.

DPMS

is

an

acronym for Display Power Management Signalling..

DDC

is

an

acronym for Display

Data

Channel,

a

VESA communication standard

that

allows monitors

to

support

“Plug

&

Play”

on

Windows

95

machines.

DDC

1

and

DDC

2B

refer

to

two

versions of this standard:

NOTICE

No

part

of

this

manual

may

be

reproduced or translated

without

the

written permission

of

the

publisher.

The

contents

of

this publication are subject

to

change

without prior

notice.

Although every precaution

has

been

taken

in

the

preparation

of

this book.

there

could

be

technical inaccuracies, typographical errors or omissions. We

would

appreciate your

informing

the

dealer

of

any

defect

found.

Irrespective

of

the

above,

we

assume

no

liability

for

any

damages resulting

from

the

use

of

the

product.

Copyright

0

CONTENTS

em

--

I

S

AFETY

P

RECAUTIONS

n

General

Safety

Guidelines

n

Warnings

n

Cautions

M

Warning Labels

P

REFACE

n

Check

List

n

Routine

Care

C

ONNECTING TO THE

C

OMPUTER

n

Quick-Start

Set-up

n

System

Set-up

O

PERATION

n

Controls

and

Connections

n

On Screen

Display

(OSD)

Overview

n

On Screen

Display

(OSD)

Adjustment

n

Other

Features

T

ROUBLESHOOTING

n

Problem

Checklist

HARDWARE

T

ECHNICAL

I

NFORMATION

n

Specifications

H

Video Signal Connections

n

Video

Modes

9

11

12

15

16

18

28

29

31

32

33

Please read this manual thoroughly, and keep it handy

for

reference.

Use the product only after reading and understanding the safety precautions

described at the beginning.

--

-

SAFETYPRECAUTIONS

-m

Ir

n

GENERAL SAFETY GUIDELINES

Before operating

the

monitor, read the following instructions carefully:

l Follow all the operating procedures provided

in

this

manual.

l Pay special attention to and follow all

the

hazard warnings

on

the

machine

and

in the

manua!.

Failure

to

do

so

can cause injury

to

yourself or damage to

the

machine.

l

Keep

in

mind that the hazard warnings

in

this manual or on

the

machine cannot cover

every possible case

as

it is impossible

to

predict

and

evaluate all circumstances

beforehand.

Be

alert

and

use your common

sense.

l

Do

not perform any operation or action other

than

as

described

in

this manual. When

in doubt, call the designated field engineer.

l

The

hazard warnings which appear

on

the safety alert labels

on

the machine or

in

the

manual have

one

of

the

following alert headings consisting

of

a

hazard alert symbol

and

a

signal word (WARNING or CAUTION).

A

WARNING: Used to indicate a hazard that could result in serious

personal injury or death.

A

CAUTION:

Used to indicate a hazard that could result in minor

personal injury or serious damage to the product, and/or

adverse effect on adjacent equipment.

3

n

WARNINGS

A

Warning: Should something go wrong with the product during operation, stop

using it as soon as possible.

Do

not

leave

the

product operating

if

it

is

producing

an

odour or

smoke.

Do

not

leave

the

product operating

if

malfunctioning, eg

no

picture

on

the

screen, strange noise.

Failure

to

do

so

could cause

a

fire or electric

shock.

Immediately

turn

the

power

switch

off

and

unplug

the

power

cord.

Make

sure

the

product is

no

longer producing

an

odour,

smoke

or noise,

then

contact your dealer or our maintenance

staff.

Do

not

attempt

to

repair it by yourself

as

this could be dangerous.

A

Warning: Do not allow foreign objects inside.

Take care not

to

introduce foreign objects (metals, combustibles, etc.) into the

product

through

the

ventilation holes or elsewhere. Failure

to

do

so

could cause

a

fire

or electric

shock.

If

anything

has

entered

the

product, first

turn

the

power

switch

off

and

unplug the

power cord.

then

inform your dealer or our maintenance staff

of

the

incident. A fire

can

occur

if

you continue using

the

product

with

foreign objects left inside.

A

Warning: Do not remove the cover.

Never attempt to remove

the

cover

of

the

product. There

are

high-voltage parts inside

which

can cause

an

electric

shock.

A

Warning: Do not try to modify or alter the product.

If

you do

so

it could cause

a

fire, electric

shock,

and/or malfunctioning.

A

Warning: Do not give the product a physical impact.

If

the

product has been dropped and/or

the

case broken,

turn

the

power switch

off

and

unplug

the

power cord,

then

contact your dealer or our maintenance

staff.

A

fire or

electric shock

can

be caused

if

you

keep using

the

product after

such

an

impact.

When

moving

the

product, be especially careful to avoid impacts.

A

Warning: Do not place the product on an insecure surface.

Set

the

product

on

a

stable, level surface.

If

it falls or tips over, it

can

cause injury.

A

Warning: Do not put anything on top of the product.

Keep the top

of

the

product clear

of

things

such

as

glasses, cosmetics, chemicals,

metals, water containers,

and

so

on.

These items or their contents might enter

the

product and cause

a

fire or electric

shock.

A

Warning: Handle the power cord carefully.

--

Take care not to damage or break

the

power

cord.

Do

not apply too

much

heat,

E

pressure or tension to the cord. Avoid bending

the

cord sharply.

Do

not attempt to

-

work

on

the

cord.

Ignoring this could cause

a

fire or electric

shock.

When connecting and disconnecting

the

power cord, do it

with

your hand holding the

power plug. Make

sure

your

hands

are

dry.

Pulling

on

the

cord

to

disconnect the plug

from

the

outlet

can

break

the

wire. Check

the

plug to make

sure

it is

sound

then

insert

the

plug firmly until it stops. Avoid using

a

loose,

unsound

outlet, or contact failure

can

occur.

Ignoring this could cause a fire or electric

shock.

Disconnect the power cord

if

the

product

is

not

to be used for prolonged periods

of

time.

A

Warning: Unplug the unit in the event of an electrical storm.

If

you hear

thunder,

turn

the

power switch off

and

disconnect the power cord

as

soon

as possible. Failure

to

do

so

could cause a fire, electric shock, or damage to the

product.

A

Warning: Use only the specified power voltage.

Do not use

any

power source other

than

that indicated. Failure to

do

so

could cause a

fire or electric

shock.

A

Warning: Do not swallow liquid crystal.

In

the

event that

the

LCD

panel

is

broken

and

liquid crystal flows

out,

be careful not

to

inhale or swallow

it.

Swallowing this substance

can

cause poisoning.

If

it should

enter your

mouth,

rinse

the

mouth

with

water

and

then

consult a doctor.

A

Warning: Keep fingers clear of the display when adjusting the screen tilt

When adjusting

the

screen

tilt, take care

to

avoid catching your fingers between

the

screen and

the

stand.

A

Warning: Do not put excessive loads on one electrical outlet.

Avoid connecting too many power plugs to

a

single outlet, this

can

cause a fire.

(The

circuit breaker might break the circuit

and

cut

the

power to other electrical devices

and appliances.)

A

Warning: Life span.

Do

not

use

this monitor for more

than

its life

span

(the

standard time is

5

years or

15,000

hours). This monitor

has

back lights

and

electrolytic capacitors which weaken

during the life

span

of

the product.

If

the

monitor fails during this period turn the

power

switch

off

and

unplug

the

power cord,

then

contact your supplier or autborised

maintenance provider.

5

A

Warning: FOR CUSTOMERS IN THE UK

THIS PRODUCT IS SUPPLIED WITH A TWO PIN MAINS PLUG FOR USE IN

MAINLAND EUROPE AND A THREE PIN PLUG FOR USE IN THE UK.

PLEASE REFER TO THE NOTES ON THIS PAGE.

IMPORTANT FOR UNITED KINGDOM

The mains lead

on

this equipment

is

supplied

with

a

moulded plug incorporating

a

fuse,

the value

of

which

is indicated

on

the

pin face of

the

plug.

Should the fuse need

to

be

replaced,

an

ASTA or BSI approved

BS

1362

fuse must

be

used

of

the

same

rating.

If

the

fuse cover is detachable, never use

the

plug with

the

cover omitted.

If

a

replacement fuse

cover is required,

ensure

it is

of

the

same

colour

as

that visible

on

the

pin face of

the

plug.

Fuse covers are available from your dealer.

DO

NOT

cut

off

the

mains plug from this

equipment.

If

the

plug fitted is

not

suitable for

the power points

in

your

home

or office, or the cord is

too

short

to

reach

a

power point,

then

obtain

an

appropriate safety approved extension lead or consult your dealer.

Should it be necessary to change the mains plug,

this

must be carried out by

a

competent

person, preferably

a

qualified electrician.

If

there is

no

alternative to cutting

off

the

mains plug, ensure that

you

dispose

of

it

immediately, having first removed

the

fuse,

to

avoid

a

possible shock hazard by

inadvertent connection to the mains supply.

A

WARNING: THIS EQUIPMENT MUST BE EARTHED

The

wires

in

the mains lead

are

coloured

in

accordance

with

the

following code:

Green

and Yellow

=

Earth

Blue

=

Neutral

Brown

=

Live

As these colours may not correspond

with

the

coloured markings identifying the

terminals

in

your plug, proceed

as

follows:

The

wire

which

is

coloured

GREEN

and

YELLOW must be connected

to

the

terminal

in

the

plug

which

is

marked

with

the

letter

E

or by the

earth

symbol

0

or

coloured

GREEN

or

GREEN

and

YELLOW.

The

wire coloured

BLUE

must be connected

to

the

terminal marked with

the

letter

N

or coloured

BLUE

or BLACK.

The

wire

coloured

BROWN

must

be connected

to

the terminal marked with the letter

L or coloured BROWN or

RED).

n

CAUTIONS

--

I

A

Caution: Do not block up the vent holes.

The

holes are for internal hot air to escape

to

keep the product from overheating.

Keep this area free

of

anything that hinders ventilation. Neglect can be

the

cause

of

internal overheating leading

to

a

fire.

A

Caution: Avoid a moist, dusty environment.

Do

not use or store

the

product

in

a

highly humid or dusty place. Doing

so

could

cause a fire.

A

Caution: Take great care when moving the product.

Before moving the product, be

sure

to

unplug the power cord and disconnect all

signal cables.

A

Caution: Use the product in a place free of corrosive gas and vibration.

Oily

soot,

corrosive

gas

or constant vibration

can

cause the product to malfunction.

A

Caution: Do not use the product in a high-temperature environment.

If

used exposed to direct sunlight, or placed near

a

heat source

such

as

a

radiator, the

product

can

malfunction.

A

Caution: Protect yourself from eyestrain.

The

eyes become fatigued

if

you keep watching the monitor for too long a period

of

time. Take a break for five to ten minutes after each

hour.

A

Caution: Be mindful of possible electromagnetic interference.

Electromagnetic interference is likely to occur

if

the product

is

used adjacent to other

electronic equipment. It

can

be the cause

of

noise and undesired degradation

of

electrical performance

of

nearby radios or

TVs.

To eliminate or reduce this effect:

l Place the product away from radios or

TVs

as

far

as

possible.

l Adjust the direction

of

the radio or

TV

antenna.

l Use

a

separate power outlet.

A

Caution: Pay due attention when disposing of the product.

Mercury is contained in the fluorescent lamp inside

the

liquid crystal display

(LCD).

Do

not

throw

it away

with

ordinary rubbish. For disposal

of

the

LCD,

follow the

appropriate ordinance or regulation

of

the local government.

A

Caution: Be mindfnl of condensation.

After moving between places

with

a

large temperature difference, use the monitor

only after waiting

a

while

(1

hour).

Neglect can be

the

cause

of

internal overheating

leading to

a

fire.

7

n

WARNING LABELS

The

warning labels are located

in

the

positions

shown

below.

Hazardous

voltage.

Can

cause

death

or

severe

injury.

Disconnect

main

power

before

servicing.

I\

I

--

-

PREFACE

0

--

Y

Thank you for choosing our Super

TFI

Colour

LCD

Monitor. This product is

a

high

resolution monitor capable

of

resolutions

up

to

1024

x

768

dots.

Please read this manual carefully to ensure correct operation.

n

CHECK LIST

Before using

the

product please check

the

contents of

the

shipping carton which should

include

the

following:

l

Super

TFT

Colour

LCD

Monitor

*

Power cord

l

User

Guide

If

any items are missing, or

the

product is damaged, please contact your supplier

immediately.

W

ROUTINE CARE

When

the

product is not

in

use, keep

the

power cord unplugged

and

use a dust cover.

Occasionally use

a

soft,

dry cloth

to

clean

the

surface

of

the product. For

an

extremely

dirty spot or oil stain, use

a

soft cloth thoroughly

wrung

out after being soaked in water,

or

a

neutral detergent

to

clean

the

soiled surface. To remove

dust,

use

a

dry cloth or

an

electric vacuum cleaner. Avoid using thinner, benzene, or similar solvents, or the case

can become deformed and/or discoloured. Keep insecticides and other chemicals away

from

the

product. When cleaning

the

case take care not to let water or detergent get into

the product. Make

sure

that

the

power cord is unplugged before cleaning the product.

9

--

-~

CONNECTINGTOTHECOMPUTER

-m

I

n

QUICK-START SETUP

The

DT3140’S

automatic adjustment feature

makes

it easy to

setup:

Before connecting

the

monitor, check

that

your computer

is

set

up

to

use

one

of

the

video modes from Mode

4

and

above

shown

in

the

table

on

page

33.

Connect

the

video cable to your computer

and

switch

on

the monitor,

then

the

computer.

Select

a

suitable image for display while auto-adjustment takes place. For example,

maximise Program Manager

in

Windows

3.

I, Explorer

in

Windows

95/NT

or Finder

on

a Macintosh.

Open

the

OSD

window by pressing

the

MENU

button

on

the

front

of

the monitor.

Press

the

SELECT

button

to select AUTO-ADJUST

Press

the

A

button

to

begin automatic adjustment. The display may appear unclear or

distorted while adjustment

is

in

progress.

The

word

“DONE”

will appear

when

adjustment

is

completed

and

the

OSD

window

will

return

to

the

main

menu.

If

the

image quality

is

not

good, try displaying

a

different application screen and

repeat again

from

step

5.

If

this

is

still

not

successful

you

will need

to

make

manual

adjustments

as

described

on

page

16.

When you are happy

with

the display, move

the

cursor

to

SAVE SETTINGS

and

press

the

SELECT

button.

Press

the

A

button

to

save

the

new

settings.

When

saving

is completed

“DONE”

appears

and

the

OSD

window closes.

The

adjustment settings are

now

saved

and

will

be

retained

when

the

monitor

is

switched

off. Note that

you

need

to

make

the

above adjustment separately for each video mode that

you plan to

use.

11

n

SYSTEM SET-UP

An example system is

shown

below. Before making connection, make

sure

the power

switch

is

turned off

on

each

unit.

The

“0”

side

of

the

monitor

switch

must

be

pushed.

(Refer to page

15.)

See your computer manual for details

of

the

system

unit

power

switch.

To

remove

the

monitor’s rear cover press both sides

of

the

top edge

of

the

cover

and

push

down,

then

pull the bottom edge towards

you.

To replace

it,

reverse these

steps.

MonitorMonitor

--

Rear cover

Monitor cable

Ensure correct orientation, then

push

the

plug onto

the

connector

until it stops. Turn the screws

clockwise

to

fasten

the

connector.

Note: This computer system unit is

an

example only.

12

A WARNING

0

I

l

Do

not

place the product

on

an

insecure surface.

l

Be

sure

to remove the rear cover before connecting and disconnecting the

power cord

to

and from the monitor. Insert

the

power plug until it stops with

your

hand

firmly holding

the

plug.

l When connecting

and

disconnecting

the

power cord

to

and

from the wall

outlet,

do

it with your hand holding

the

plug.

Insert

the

power plug firmly

-until

it

stops.

l

Use

a

proper, safe power outlet, or contact failure could

occur.

l

Do

not

use

any power cord other

than

the

one

provided.

This monitor is ready for

use

immediately after setting

up

the

computer system.

If

you

need

to

adjust the monitor

in

any

way please refer

to

the

OSD

(On-Screen Display)

facility.

Please refer to you system manual to set up the computer to

a

display mode supported by

this monitor. For details check Video Modes

on

page

33.

13

OPERATION

--

I

W

CONTROLS AND CONNECTIONS

Power

switch

Power connector

(bottom view)

Tl

SAVE

LED

(orange)

BACK button

I

SELECT button

A

button

15

POWERSWITCH

To turn the power on

and

off,

push

the

‘7”

and

“0”

sides respectively. The “POWER’

LED

lights

to

indicate

the

power

is

on.

(It takes

20

to

30

seconds for

the

display to be

stable.

The

back lights may flicker during this time.)

The monitor screen is designed to

tilt

up

to

30

degrees upward

and

5

degrees downward.

Choose

the

angle that suits you best.

LAMPS

l POWER lamp

Indicates that power

is

ON.

*

SAVElamp

Glows steadily

when

the

display is

in

power-save

mode

(power is

ON,

but system

has

invoked power-save mode or display cable is disconnected).

The

SAVE lamp blinks

if

the

display is receiving

an

inappropriate (unsupported) video signal.

OSD BUTTONS

You

use

these buttons to adjust

the

display characteristics

as

described

in

the

n

ON-SCREEN DISPLAY (OSD) OVERVIEW

To optimise

the

display

use

the

on-screen display

(OSD)

as

described below.

The display size, image position

and

brightness depend

on

the

system hardware. Make

screen adjustments after carefully reading this

manual.

If

the

screen cannot be adjusted

as

desired, refer to your computer system

manual

to

check

if

the display timing

is

consistent

with that

shown

on

page

33.

The

OSD

feature supports the following adjustments:

AUTO-ADJUST: Automatically adjusts H-position, V-position, phase, clock, contrast

and

colour balance.

MANUALADJUST

H-POSITION: Adjusts

the

image position horizontally

V-POSITION: Adjusts

the

image position vertically

PHASE: Fine

tunes

the display data sample rate

CLOCK:

Adjusts the sampling clock

to

the

dot

timing

of

the

computer video signal

CONTRAST: Adjusts the contrast

COLOR

BALANCE: Adjusts

the

colour balance

OSD

CONTROL:

Sets

the

time that

the

OSD

feature waits before automatically

terminating

OSD

COLOR:

Selects the

OSD

window colour from any

one

of

12

colours

16

--

-

SAVE SETTINGS: Saves user settings

in

the

internal

non-volatile memory

--a

CLEAR SETTINGS: Restores user settings

to

the

factory default values

Y

BRIGHTNESS:

Adjusts

the

brightness

of

the

backlight

l

The

OSD

feature does

not

operate if

no

video signal

is

present.

l

The

OSD

CONTROL.

OSD

COLOR

and

BRIGHTNESS

settings affect all display

modes. All other settings apply

to

the

current display

mode

only.

n

If

the

screen displays

the

“NOT

SUPPORTED”

message your computer may be set

to

a

video

mode

that

is

not

supported by

the

DT3 140. Please refer to

the

Video Modes

table

on

page

33.

For information

on

how

to

make video settings

at

your computer,

refer

to

your computer’s operation

manual.

OSD BUTTONS

The

OSD

uses

a

simple

menu

structure

to

access

the

functions.

You

navigate within

the

menus

using

the

buttons

on

the

monitor front

panel.

The

buttons

have

the following

actions:

l

MENU

button

Toggles

the

OSD

window

on

and

off.

If

settings

have

been

changed the SAVE

SETTINGS

menu

will appear before

OSD

terminates.

l

A

and

v

buttons

These

move

the

cursor between

menu

items

and

also increase or decrease selected

values.

You

can

hold

the

buttons

down

to

produce

a

continuous increase or decrease.

They

are

also

used

to indicate

YES

(A)

and

NO

(v)

in

some

menus.

When

the

OSD

window

is

not

active

pressing

either

button

will

open

the

BRIGHTNESS

menu.

*

SELECT

button

This selects

the

menu

item

you

have highlighted.

l BACK button

This button moves

you

back

to

the

17

n

ON SCREEN DISPLAY (OSD) ADJUSTMENT

MAIN MENU

To

start adjustment press

the

MENU

button.

The

OSD

window

opens

up

at

the

centre

of

the

screen

and

displays

the

main

menu

shown

below.

If

you

press

the

MENU

button

while

the

window

is

open

the

DT3140

will either close

the

OSD

window or

ask

whether

you

wish

to

save your

new

settings.

The

screen

displays

the

current

H-SYNC

and

V-SYNC values

and

the

mode number

in

the

bottom right

corner.

The

“NOT

SUPPORTED”

message will appear

if

the

computer’s

current display mode

is

not

supported.

In

this case

the

SAVE lamp will also blink. After

several seconds

the

display will switch

off.

If

the

“NOT

SUPPORTED”

message appears your computer

may

be

set

to

a

video

mode

that

is

not

supported by

the

D

T3

14

0.

Please be

sure

to

select

a

supported mode

at

your

computer. (Refer

to

“Video Modes”

on

page

33).

If

necessary refer

to

your computer’s

operation manual for information

about

how

to

make video settings

at

your

computer.

If

you

change

one

or

more

values

and

then

press

the

MENU

button

to

exit

the

screen

will

display

the

SAVE

SETTINGS

window.

To

save settings select

YES.

For

more

details

refer

to

the

explanation of

the

SAVE

SETTINGS

window (page

26).

18

--

AUTO-ADJUST

If

you select AUTO-ADJUST from

the

main

menu

the

following window appears.

You

can

then

select whether or not

to

proceed

with

automatic adjustment.

B-B

Y

_

Select

a

suitable image for display while auto-adjustment takes place. For example,

maximise Program Manager

in

Windows

3.1,

Explorer

in

Windows

95/NT

or Finder

on

a Macintosh.

During adjustment “DOING”

is

displayed

and

the

bar

at

the bottom tracks

the

progress.

When adjustment is complete

“DONE”

is

displayed.

The

display may become unclear or

distorted while adjustment

is

in

progress.Please

do

not change your computer’s display-

mode settings, switch off

the

computer’s power or disconnect the display cable while

adjustment

is

in progress.

If

automatic adjustment terminates unsuccessfully “FAILED” will be displayed.

If

this

occurs press the BACK button to

return

to

the

and

then

try automatic

adjustment again.

If

adjustment fails several times

in

succession try using manual

adjustment instead.

Note that automatic adjustment is available only for video modes

4

through

13

(refer

to

“Video Modes”

on

page

33).

In

some

cases adjustment

may

produce sub-optimal results

even

when

carried out

as

suggested

above.

If

results

are

imperfect please carry out

manual adjustment as described

on

the

following pages.

19

MANUALADJUST

Automatic adjustment does

not

always produce perfect results. Some computers have

unusual

timing characteristics or other properties

that

make automatic adjustment

difficult.

If

automatic adjustment

is

not

satisfactory

you

should proceed

to

manual

adjustment.

H-POSITION

Adjusts

the

image position horizontally

20

V-POSITION

Adjusts

the

image position vertically

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Hitachi DT3140 User manual

Hitachi DT3140 User manual

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