Hitachi DT3131E User manual

Brand: Hitachi

Model: DT3131E

Category: TVs & monitors

Type: User manual

Hitachi DT3131E is a 13.3-inch Super TFT Color LCD Monitor supporting various video modes and connections. It features On Screen Display (OSD) for easy adjustment of settings, and includes other features such as power management and DDC support for Plug & Play on Windows 95 machines. This monitor meets the International Energy Star Programme for energy efficiency. This monitor is suitable for use with computers and other office equipment. It provides clear and sharp images, making it ideal for a variety of tasks such as document editing, web browsing, and multimedia viewing.

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DT3131EUserManual

13.3”SuperTFT ColourLCDMonitor

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ENERGY STAR

As an international Energy Star Partner, Hitachi has determined that this product meets

the International Energy Star Programme for energy efficiency.

The International Energy Star Programme is a global programme that promotes energy

saving through the use of computers and other office equipment. The programme 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 W]ndows 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 Signaling..

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 maybe 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.

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CONTENTS

-—

SAFETY PRECAUTIONS

■ General Safety Guidelines

■ Warnings

■ Cautions

E Warning Labels

PREFACE

■ Check List

9 Routine Care

ComEcmG TO THE cOMpUTER

■ Quick-Start Set-up

Z System Set-up

OPERATION

● Controls and Connections

■ On Screen Display (OSD) Overview

■ On Screen Display (OSD) Adjustment

■ Other Features

TROUBLESHOOT~G

■ Problem Checklist

13MmwfumTEcHNICAL INFOWTION

■ Specifications

■ Video Signal Connections

9 Video Modes

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

■ GENERAL SAFETY GUIDELINES

Before operating the monitor, read the following instructions carefully

●

Follow all the operating procedures provided in this manual.

Pay special attention to and follow all the hazard warnings on the machine and in the

manual. Failure to do so can cause injury to yourself or damage to the machine.

Keep in mind that the hazard warnings in this manual or on the machine cannot cover

every possible case as it is impossible topredict andevaluate all circumstances

beforehand. Be aIert and use your common sense.

Do not perform any operation or action other than as described in this manual. When

in doubt, call the designated field engineer.

The hazard warnings which appear on the safety alert labels on the machine or in the

manual have one OFthe following alert headings consisting of a hazard alert symbol

and a signal word (WARNING or CAUTION).

A WMZNING: 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, andlor

adverse effect on adjacent equipment.

■

WARNINGS

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

using it as soon @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

au 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.

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.

Warning Do ndt remove the cover.

Never attempt to remove the cover of the product. There are high-voltage parts inside

which can cause au electric shock.

A Waruing: Do not try to modify or alter the product.

If you do so it could cause a fire, electric shock, andlor 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 fiie 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, W

pressure or tension to the cord. Avoid bending the cord sharply. Do not attempt to -

work on the cord. Ignoring this could cause a fue 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 firndy 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, thk can cause a fwe. (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 authorised

maintenance provider.

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 phrg 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 @ 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).

—.

■ CAUTIONS

---

A Caution: Do not block up the vent holes.

The holes are forintemrd hot air to escape tokeepthe 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 fiie.

A Caution: Take great care when moving the prodnct.

Before moving the product, be sure tounplug thepower 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 eY&train.

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:

● Place the product away from radios or TVs as far as possible.

● Adjust the direction of the radio or TV antenna.

● 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 mindful 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 intemrd overheating

leading to a fiie.

■ WARNING LABELS

The warning labels are located in the positions shown below.

n’

Warning labels

l-lazardow voltage.

~ Can cause

death or severe injury.

Disconnect main. power

before servicing.

PREFACE

-–

Thank you for choosing our Super TFT 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,

■ CHECK LIST

Before using the product please check the contents of the shipping carton which should

include the following:

● Super TFT Colour LCD Monitor

● Power cord

*User Guide

If any items are missing, or the product is damaged, please contact your supplier

immediately.

■ 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 discolored. 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.

CONNECTINGTOTHECOMPUTER

-—

■ QUICK-START SETUP

The DT313 lE’s automatic adjustment feature makes it easy to setup:

Before connecting the monitor, check that your computer is setup 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 3.1, 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.

■ SYSTEM SET-UP

An example system is shown below. Before making connection, make sure the power

switch is turned off on each unit. The “O’ 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.

Monitor

““””

Rear cover

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.

—.

—

Do not place the product on an insecure surface.

“.

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 fiiy holding the plug.

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 fdy

until it stops.

Use a proper, safe power outle~ or contact failure could occur.

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.

OPERATION

■ CONTROLS AND CONNECTIONS

II ’71

Rear cover

Monitor cable

Power

switch

Power comector

(bottom view)

l-l

Buttons and Indicators

‘000”

POWER LED

SAVE LED (orange)

(green)

BACK button

A button

SELECT button

POWER SWITCH

To turn the power on and off, push the “l” and “O” 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

● POWER hlp

Indicates that power is ON.

● SAVE hmlp

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 next section.

■ 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.

MANUAL ADJUST

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

SAVE SETTINGS: Saves user settings in the internal non-volatile memory

CLEAR SETTINGS: Restores user settings to the factory default values

BRIGHTNESS: Adjusts the brightness of the backlight

● The OSD feature does not operate if no video signal is present.

● The OSD CONTROL, OSD COLOR and BRIGHTNESS settings affect all display

modes. All other settings apply to the current display mode only.

● If the screen displays the “NOT SUPPORTED’ message your computer may be set to

a video mode that is not supported by the DT3131 E. 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:

● MENU button

Toggles the OSD window on and off. If settings have been changed the SAVE

SETTINGS menu will appear before OSD terminates.

● 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 (T) 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.

● BACK button

This button moves you back to the previous menu.

■ 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 DT3131 E 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 DT3131 E. 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).

—.

AUTO-ADJUST

If you select AUTO-ADJUST from the main menu the foIlowing window appears. You _

can then select whether or not to proceed with automatic adjustment.

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 previous screen, 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.

MANUAL ADWST

Automatic adjustment does not always produce perfect results. Some computers have

unusual timing characteristics or other properties that make automatic adjustment

dit%cult. If automatic adjustment is not satisfactory you should proceed to manual

adjustment.

H-POSITION

Adjusts the image position horizontally

V-POSITION

Adjusts the image position vertically

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Hitachi DT3131E User manual

Brand: Hitachi

Model: DT3131E

Category: TVs & monitors

Type: User manual

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Hitachi DT3131E User manual

Hitachi DT3131E User manual

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