Hitachi CM1474AE User Manual

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COLOUR DISPLAY

OPERATING-GUIDE

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HOW TO GET THE MOST ENJOYMENT FROM
YOUR NEW HITACHI COLOUR DISPLAY MONITOR

Your new HITACHI colour Display Monitor incorporates a host of features
designed to give you excellent performance if you follow the instructions in
this guide.

WARNING:
TO PREVENT FIRE OR SHOCK HAZARD, DO NOT EXPOSE THIS

DISPLAY MONITOR TO RAIN OR MOISTURE.
THIS COLOUR DISPLAY MONITOR IS DESIGNED TO OPERATE ON

220/240V, 50Hz ONLY.

NOTE

■ This colour display monitor requires a three-wire grounding type power cord

set. The power cord set will only fit into a safety grounded power outlet.
DO NOT defeat the safety purpose of the grounding type power cord set.

■ When the power cord set or plugs are damaged or frayed, replace with a new

one of the same type.

■ DO NOT overload wall outlet and extension cord as this can result in fire or

electric shock.

TABLEOF CONTENTS

INTRODUCTION Location and Description of

General . -- . . . . . . . . . . . . . . . . 3

Features . . . . . . . . . . . . . . . . . .3

Cautions when using Auto 480 . . . 4 Specifications . . . . . . . . . . . . . .6

HOW TO USE Auto 480

How to Install the Auto 480 . .-. 5

2

User Controls . . . . . . . . . ...5

SPECIFICATIONS

Connector Pin Assignment . . . . . . 6

Signal Timing . . . . . . . .. -. ..-. 7

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INTRODUCTION

The HITACHI Auto 480 (CM1474AE) is a high
compatible with IBM Personal System/2 computer

■ High resolution display of 720 dots by 480 lines available from IBM Personal System/2.

resolution colour display monitor
models 30, 50, 60 and 80.

= The Auto 480 adjusts automatically to 350 lines 70Hz refresh, 400 line 70Hz refresh

and 480 lines 60Hz refrmh video signal from Personal System/2.

■ Ergonomically designed cabinet with built-in tilt and swivel base.

■ 1.8 m (6 feet) signal cable comes out of the base to provide easier desk top layout.

3

Cautions when using Auto 480

WARNINGS

NEVER REMOVE THE BACK COVER
Removal of the back cover shall be done only by qualified personnel.
Inside of this display monitor contains high voltage.

USE CORRECT VOLTAGE
Use only 220/240 volts, 50Hz power line with safety grounded outlet only. Extremely
high or low power voltage may cause trouble or may not give optimum performance.

DO NOT USE AT WRONG PLACE
To prevent shock or fire hazard, DO NOT expose the Auto 480 display monitor to rain
or moisture.

This unit is designed to be used in offices or homes. DO NOT subject the unit to vibra­tions, dust or corrosive gases.

KEEP IN A WELL VENTILATED PLACE
Ventilation holes are provided on the cabinet to prevent the temperature from rising.
DO NOT cover the unit or place anything on top of the unit.

AVOID HEAT
Avoid placing the unit in direct sunshine or near heating appliance.

BE CAREFUL OF MAGNETIC FIELDS
Do not place a magnet, speaker system, printer, floppy disc drive or anything which will

generate magnetism near the unit. A magnetic field may cause blurred colours or distor­tion of the displayed pattern.

4

HOW TO USE Auto480

Signal cable for IBM Personal System/2 or Equivalents is fixed to the monitor base.
Connect the signal cable to the IBM Personal System/2 video output 15-pin connector.

* IBM, IBM Personal System/2 are registered trade marks of International Business

Machines Corporation.

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Press to turn the power ON.
Press again to turn the power OFF.

- POWER ON INDICATOR
A green light comes on when the power is

ON.

= BRIGHTNESSCONTROL

Adjust this to set the back ground bright­ness so that the back raster is just di­minished.

- CONTRAST C(3NTROL

Adjust this to obtain required brightness.

~ AC INLET

Connect a power cord set here.

~ TILT& SWIVEL BASE
Adjust tilt or swivel to obtain proper

angle.

@ SIGNAL CABLE AND

CONNECTOR

Connect this comector end to your
computer.

SPECIFICATIONS

6===’)

CRT

Video

Input Signal

Sync.

Scanning frequencies

Resolution

Video bandwidth

Display size
Linearity

Misconvergence

Power input
Connector
Power consumption

Dimensions (W x H x D)
Weight

14“, 90-deg., In-Line, 0.31 mm dot pitch P22,

Tinted glass (55%), Non-Glare (Silica)

Analog

0.6Vp-p/75-ohm positive
R, G, B

H, V separate TTL

Horizontal : 31.5 kHz

Vertical

Horizontal : 720dots

Vertical

30 MHZ
240 (H)
*7yo
Center

Corners
AC 220/240V, 50Hz

15-pin connector
65W
358 x 362 x 389 mm

14kg

: 60/70Hz

: 480/400/350 lines

x 180 (V) mm

: 0.4 mm Max.
: 0.6 mm Max.

* Specifications are subject to change without notice.

( Connector Pin Assignment )

Pin # Signal

1
2
3
4
5

RED
GREEN
BLUE

No connection

Self test

Pin #

6 R. Ground
7 G. Ground
8 B. Ground
9 No pin

10 Ground

6

Signal

Pin # Signal

11 Ground
12
13 H. Sync.
14
15

No pin

V. Sync.

No connection

TIMING CHART

A’”

HORIZONTAL

Video

sync.

VERTICAL

Video

Sync.

Mode A&B

31.778 S — 3:;?3 : -—---+

‘c

~ ‘ode c
Mode A
Mode B 1.271 3.813 1.271 (S)
Mode C 1.5973.8330.968 (S)

Mode 1
Mode 2
Mode 3 llH 2H

1.9073.178 1.271 (S)

Mode 1 & 2

~ 448H

—

~

13H 2H

33H
31H

Display time

Mode A & B 25.422 S

25.555 S

Mode 3

524H~14.237 ms

400H
480H

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L .-=”

Resolution Mode

X 400 A, 2

320
640 X 400
320 X 350 A, 1
640x 350
640 x 480
720 x 400

B, 2 VGA

B,

B, 3 VGA

c, 2

7

MCGA

MCGA

1 VGA

VGA

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“ HITACHI

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4604241

Printed in Japan YN-Y(B)