Hitachi CM1785ME User Manual

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COLOUR MONITOR FARBMONITOR MONITOR EN COLOR

MONITOR A COLORI

MONITEUR COULEUR

17MVX

CM1785ME

USER MANUAL

BEDIENUNGSANLEITUNG MANUAL DE USUARIO MANUALE DI ISTRUZIONI MODE D’EMPLOI

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FEATURES

The following features are provided by the HITACHI Colour Monitor

CM1785ME.

Automatically scans between 30 and 100 Hz vertically.

Wide compatibility range of graphics standards, VGA, XGA,

Super VGA, Macintosh II Video Card, 1,024 x 768 non-interlaced and

1,280 x 1,024. Maximum resolution of 1,280 x 1,024. Flat screen non-glare (silica coated) CRT, Dynamic Focus circuit gives

the sharpest focus to minimize eye fatigue.

Large

17-inch

diagonal screen and

kHz

16-inch

and 64

viewing area.

kHz

horizontally, 50 Hz

8514/A,

2 CM1785ME User Manual

Colour Monitor Operating Guide

CONTENTS

CM1785ME

CAUTION

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OPERATION

LOCATION OF USER CONTROLS, CONNECTIONS AND INDICATORS INSTALLATION

COMPATIBILITY SPECIFICATIONS

TRADEMARK ACKNOWLEDGMENT

IBM PC, PC/XT, PC/AT, Personal Systems/2, VGA, and 8514/A are registered

trademarks of International Business Machines Corporation. Apple and Macintosh are registered trademarks of the Apple Computer, Inc.

Macintosh II Video Card is a trademark of Apple Computer, Inc..

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CM1785ME User Manual 3

(CAUTION)

NEVER REMOVE THE BACK COVER

Removal of the back cover MUST be carried out only by authorized service personnel. This display monitor contains high voltage components.

DO NOT USE IN HOSTILE ENVIRONMENTS

DO NOT expose this display monitor to rain or moisture to prevent

electric shock or fire hazard.

This unit is designed to be used in office or home. DO NOT

subject the unit to vibrations, dust, or corrosive gases.

KEEP IN A WELL VENTILATED PLACE

DO NOT cover this monitor or place anything against the top of

unit. Ventilation holes are provided on the top and bottom of the

cabinet to prevent the temperature from rising.

AVOID HEAT

Avoid placing the unit in direct sunshine or near a heating

appliance.

BE CAREFUL OF MAGNETIC FIELDS

DO NOT place a magnet, loud speaker system, floppy disk drive, or anything which will generate magnetism near the unit. A magnetic field may cause blurred displayed pattern.

colours

or distortion of the

4 CM1785ME User Manual

For U. K. Customers

THIS PRODUCT IS SUPPLIED WITH A TWO PIN MAINS PLUG FOR USE IN MAINLAND THE U. K. PLEASE REFER TO THE NOTES ON THIS PAGE.

NOTE: ELECTRICAL CONNECTION

Your monitor requires an electrical supply of 240 volts - 50 Hertz and

should be protected by a 5 amp fuse. Your equipment is supplied with a plug incorporating a 5 amp fuse fitted to the mains lead. If the plug that is fitted to the equipment is not suitable for your socket outlet, it must be cut off and the appropriate plug fitted. The cut off plug should be disposed of, do not insert it into a 13 amp socket to prevent the hazard of electric shocks. With plugs not incorporating a fuse, the circuit must be protected by a 5 amp fuse.

WARNING: THIS EQUIPMENT MUST BE EARTHED. IMPORTANT

Your equipment is supplied with a mains lead, the wires of which are

coloured

Earth, Blue - Neutral, Brown - Live.

in accordance with the following code: Green and Yellow

EUROPE. FOR

Green & Yellow to

Earth

Blue

to Neutral

Brown to

Fuse

Cord Clamp

Live

CM1 785ME User Manual 5

As the correspond with the markings identified with the terminals of 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 symbol or coloured Green or Green and Yellow.

The wire which is coloured Brown must be connected to the terminal which is marked with the letter L or coloured Red.

The wire which is coloured Blue must be connected to the terminal which is marked N or coloured Black.

The plug moulded on to the cord incorporates a fuse. For replacement, use a 3 amp BS1362 fuse. Only ASTA approved fuses should be used. The fuse cover/carrier must be refitted when changing the fuse. In the

event of losing the fuse cover/carrier, the plug must not be used until a replacement has been obtained from your nearest electrical stockist and fitted. The on the insert in the base of the plug.

colours

colour

of the wires in your mains lead in this equipment may not

of the fuse cover/carrier is that of the coloured marks

6 CM1785ME User Manual

OPERATION

LOCATION OF USER CONTROLS, CONNECTIONS AND INDICATORS

76 54

(FRONT VIEW)

1. Power Switch :

2. Degaussing Switch :

3. Contrast Control :

4. Brightness Control : Adjust back ground brightness

5. Horizontal Position : Adjust display location horizontally

6. Horizontal Size : Adjust horizontally display size

7. Vertical Size :

8. Vertical Position :

Power ON Activate degaussing Adjust foreground brightness

Adjust vertically display size Adjust vertically display position

and

OFF

CM1 785ME User Manual 7

-/ /

00000

(REAR VIEW)

9. AC Inlet:

10. BNC connectors : Red, Green and Blue video signals and optional

INSTALLATION

Follow these procedures for first time installation.

(1)

Make sure the Power Switch is off.

(2)

Connect power cord to the monitor then to wall outlet. Use proper approved power cord . . .

The wall outlet shall be installed near the monitor and shall be

easily accessible.

Power cord connection

H/V sync or H sync and V sync shall be connected here.

I ,

“j

H05W-F.

(3)

Connect signal cable(s).

Connect a set of BNC connectors.

8 CM1785ME User Manual

BNC connectors : Connect double shielded coaxial cables with BNC connector at the

monitor ends. This monitor has five (5) BNC input connectors, however, number of cables required depends on the graphics board sync signal output.

Sync on Green signal : Three (3) cables

(1)

H/V composite signal : Four

(2)

H, V separate signal : Five (5) cables

(3) If the graphics board supplies more than one type of sync signal, use

less number of cables. See “COMPATIBILITY” section for details.

(4)

Turn monitor power on first, then computer.

(5)

Start Your System.

When display comes on adjust the screen size and location. Display

can be centered by H. (Horizontal) and V. (Vertical) position controls on the front.

Display size may also be adjusted by H. and V. size controls. Do not

exceed 290 mm wide and 220 mm height as the monitor quality can

be reduced outside these dimensions.

Display location on the screen and the size may change when you

switch one application software to another one.

Brightness control shall be set so that the background raster is not

seen. Set Contrast control to a comfortable foreground brightness.

Adjust Tilt and Swivel to suit your eye level.

DO NOT use the monitor with a bright background light, direct

sunshine, or bright light into the screen area. These may increase eye fatigue.

Use the Degaussing switch when you see impurity of colour in the

screen usually after turning on the monitor. This monitor will automatically degauss after power on and this manual control NOT usually necessary.

Pincushion distortion will occur when the H. size control is set to

maximum with certain signals. In this case, adjust the H. size control and use it within the range where pincushion distortion does not occur.

(4)

cables

CM1785ME User Manual 9

-Y

COMPATIBILITY

CM1785ME is compatible with most of the analog output graphics boards

available for PC, PC/XT, PC/AT, P.S/2, Macintosh II series and

compatibles.

CONNECTION PIN ASSIGNMENT

BNC connectors

There are five (5) BNC connectors on the rear side of cabinet. They are following order from the left to right.

(1) (2)

(3) (4)

(1) Red video (2) Green video (Sync signal optional) (3) Blue video (4)

I-W

composite sync (or H sync)

(5)

v sync

You can use either one of the three sync signal types. Sync signal type will be automatically selected by the monitor. Priority is (1) H and V separate sync, (2) H/V composite sync, (3) Sync on Green video. If all types of sync signal are fed into the monitor, monitor works with (1). When monitor is working either (1) or (2) and type (3) sync signal is also supplied, screen may be greenish. In this case disconnect (1) and (2) sync signals and use the monitor with type (3) sync signal.

o&o6

(5)

10 CM1 785ME User Manual

(

SPECIFICATIONS

CRT

Input signal

Synchronization

Resolution

Video Band Width Active Display Area

Misconvergence Power Supply Dimensions

17 (16 V) inches diagonal, 0.28 mm dot pitch,

Black matrix, Silica coated, Short persistence. Video :0.7 Vpp, Analog

sync

Horizontal : 30-64

Vertical

Horizontal : Up to 1,280 dots

Vertical : Up to 1,024 lines

85 MHz

Horizontal : 290 mm Vertical Active display area is changed by the graphics

board standard.

Less than 0.5 mm AC 200-240 V

410

Including Tilt & Swivel base.

Separate H, V or Composite H/V TTL level or Sync on Green at 0.3 Vpp

kHz

: 50-100 Hz

: 220 mm

(W)

x 430

(H)

x 455

(D)

Weight

Environmental Conditions

When a signal with the horizontal sync frequency around

lower.

21 kg

Operation Temperature: 5°C to 35°C -20°C to 60°C Humidity :

30%to80%

kHz, the brightness becomes

Storage

10 % to 90 %

CM1785ME User Manual 11

Hitachi CM1785ME User Manual

Specifications and Main Features

Frequently Asked Questions

User Manual