Hitachi CM1474AE User manual
@sHITACHI
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COLOUR DISPLAY
OPERATING-GUIDE
/
HOW TO GET THE MOST ENJOYMENT FROM
YOUR NEW HITACHI COLOUR DISPLAY MONITOR
Your new HITACHI colour Display Monitor incorporates ahost 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 athree-wire grounding type power cord
set. The power cord set will only fit into asafety 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 anew
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 .-- . . . . . . . . . . . . . . . . 3User Controls . . . . . . . . . ...5
Features ..................3 SPECIFICATIONS
Cautions when using Auto 480 . . . 4Specifications ..............6
HOW TO USE Auto 480 Connector Pin Assignment . . . . . . 6
How to Install the Auto 480 ..-. 5Signal Timing ......... -. ..-. 7
2
INTRODUCTION
The HITACHI Auto 480 (CM1474AE) is ahigh
compatible with IBM Personal System/2 computer resolution colour display monitor
models 30, 50, 60 and 80.
■High resolution display of 720 dots by 480 lines available from IBM Personal System/2.
=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 vibra-
tions, dust or corrosive gases.
KEEP IN AWELL 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 amagnet, speaker system, printer, floppy disc drive or anything which will
generate magnetism near the unit. Amagnetic field may cause blurred colours or distor-
tion 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
Agreen light comes on when the power is
ON.
=BRIGHTNESSCONTROL
Adjust this to set the back ground bright-
ness so that the back raster is just di-
minished.
-CONTRAST C(3NTROL
Adjust this to obtain required brightness.
~AC INLET
Connect apower 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 14“, 90-deg., In-Line, 0.31 mm dot pitch P22,
Tinted glass (55%), Non-Glare (Silica)
Analog
Video 0.6Vp-p/75-ohm positive
Input Signal R, G, B
Sync. H, Vseparate TTL
Scanning frequencies Horizontal :31.5 kHz
Vertical :60/70Hz
Resolution Horizontal :720dots
Vertical :480/400/350 lines
Video bandwidth 30 MHZ
Display size 240 (H) x180 (V) mm
Linearity *7yo
Misconvergence Center :0.4 mm Max.
Corners :0.6 mm Max.
Power input AC 220/240V, 50Hz
Connector 15-pin connector
Power consumption 65W
Dimensions (W xHxD) 358 x 362 x 389 mm
Weight 14kg
*Specifications are subject to change without notice.
(Connector Pin Assignment )
Pin #Signal
1RED
2GREEN
3BLUE
4No connection
5Self test
Pin #Signal
6R. Ground
7G. Ground
8B. Ground
9No pin
10 Ground
Pin #Signal
11 Ground
12 No pin
13 H. Sync.
14 V. Sync.
15 No connection
6
TIMING CHART
A’”HORIZONTAL Mode A&B
31.778 S—3:;?3 :-—---+
Video
sync.
VERTICAL
Video
Sync.
‘c >
Display time
Mode A&B25.422 S
~‘ode c25.555 S
Mode A1.9073.178 1.271 (S)
Mode B1.271 3.813 1.271 (S)
Mode C1.5973.8330.968 (S) L.-=”
Mode 1&2Mode 3
~448H 524H~14.237 ms
—
~
Mode 1
Mode 213H 2H 33H 400H
Mode 3llH 2H 31H 480H
Resolution Mode
320 X400 A, 2MCGA
640 X400 B, 2VGA
320 X350 A, 1MCGA
640x 350 B, 1VGA
640 x 480 B, 3VGA
720 x 400 c, 2VGA
7
-.. .
4604241
@“HITACHI
Printed in Japan YN-Y(B)
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