NEC AccuSync LCD51VM Manuel utilisateur

COLOR MONITOR

AccuSyncTM LCD51VM

MODEL ID LCD51VM(A)/-BK(A)/-BK(B)

200309

08R510AY

08R520AY

08R520BY

SERVICE MANUAL

PART NO. 599910663

1st Edition

NEC-MITSUBISHI ELECTRIC VISUAL SYSTEMS CORPORATION

JULY 2003

WARNING

The SERVICE PERSONNEL should have the appropriate technical training, knowledge and experience

necessary to:

•Be familiar with specialized test equipment, and

•Be careful to follow all safety procedures to minimize danger to themselves and their coworkers.

To avoid electrical shocks, this equipment should be used with an appropriate power cord.

This equipment utilized a micro-gap power switch. Turn off the set by first pushing power switch. Next,

remove the power cord from the AC outlet.

To prevent fire or shock hazards, do not expose this unit to rain or moisture.

This symbol warns the personnel that un-insulated voltage within the unit may have sufficient

magnitude to cause electric shock.

This symbol alerts the personnel that important literature concerning the operation and

maintenance of this unit has been included.

Therefore, it should be read carefully in order to avoid any problems.

PRODUCT SAFETY CAUTION

1. When parts replacement is required for servicing, always use the manufacturer's specified replacement.

2. When replacing the component, always be certain that all the components are put back in the place.

3. As for a connector, pick and extract housing with fingers properly since a disconnection and improper

contacts may occur, when wires of the connector are led.

4. Use a proper screwdriver. If you use screwdriver that does not fit, you may damage the screws.

CONTENTS

Page No.

USER'S MANUAL -------------------------------------------------------------------- 1-1

SERIAL NUMBER INFORMATION ---------------------------------------------- 2-1

DISASSEMBLY ----------------------------------------------------------------------- 3-1

ADJUSTMENT PROCEDURES --------------------------------------------------- 4-1

INSPECTION ---------------------------------------------------------------------------- 5-1

TROUBLE SHOOTING -------------------------------------------------------------- 6-1

CIRCUIT DESCRIPTION ------------------------------------------------------------ 7-1

REPLACEMENT PARTS LIST ---------------------------------------------------- 8-1

BLOCK DIAGRAM ------------------------------------------------------------------- 9-1

SCHEMATIC DIAGRAMS ---------------------------------------------------------- 10-1

PACKING SPECIFICATION -------------------------------------------------------- 11-1

1-1

User's Manual

1. A Version

AccuSync

LCD51VM/LCD71VM

1-2

arn

ng .................................................................................................................... 1

s ................................................................................................................. 2

Quic

Start .............................................................................................................

ontro

s ...................................................................................................................7

Recommen

Use .............................................................................................. 10

ications .......................................................................................................12

eatures ............................................................................................................... 14

ooting ................................................................................................... 15

efe

ces .............................................................................................................

Limite

Warranty ................................................................................................. 17

‘

99 .................................................................................................................. 18

ert

ssement ......................................................................................................21

enu................................................................................................................. 22

Mise en marc

e rapi

e ...................................................................................... 23

mman

es .......................................................................................................... 27

Usage recommand

............................................................................................ 3

cifica

......................................................................................................

Fonct

ons ............................................................................................................. 34

pannage ............................................................................................................ 35

rences ........................................................................................................... 36

antie limit

e .................................................................................................. 3

‘

99 .................................................................................................................. 38

Index

1-3

CAUTIO

: TO REDUCE THE RISK OF ELECTRIC SHOCK, MAKE SURE POWER CORD IS U

PLUGGED FROM

WALL SOCKET. TO FULLY DISE

GAGE THE POWER TO THE U

IT, PLEASE DISCO

ECT THE POWER

CORD FROM THE AC OUTLET. DO NOT REMOVE COVER

(

OR BACK

)

. NO USER SERVICEABLE PARTS

SIDE. REFER SERVICI

G TO QUALIFIED SERVICE PERSO

EL.

symbol warns user that uninsulated voltage within the unit may have sufficient magnitude to cause

electric shock. Therefore, it is dangerous to make any kind of contact with any part inside this unit.

This symbol alerts the user that important literature concerning the operation and maintenance o

thi

unit has been included. There

ore, it should be read care

ully in order to avoid any problems

ARNIN

CAUTI

(

)

(

)

(

)

(

)

•

”

“

1-4

emem

er to save your origina

ox an

pac

ing materia

to transport or s

ip t

e monitor.

Your new NEC AccuSync LCD monitor

ox* s

contain t

ollowing:

•

AccuSync LCD monitor wit

ase • Au

io Ca

ble

•

er Cor

• Vi

eo Signa

ble

•

User

’

s Manu

•

stan

ccuSync LCD monitor

(

base stand not connected

)

ase

1-5

ck Star

attac

e Base to t

e LCD Stan

1. Insert the

ront o

the LCD Stand into the holes in the

ront o

the Base

2. Next, position the locking tabs on the back side o

the LCD Stand with the holes on the

Base. Lower t

e Stan

unti

ing ta

s are secure

attach the AccuSync LCD monitor to your system,

ollow these instructions

1. Turn o

the power to your computer

2. For the PC with Analog output: Connect the 15-pin mini D-SUB signal cable to the

connector o

the display card in your system

(

Figure A.1

)

. Tig

ten a

screws

For t

e MAC: Connect t

e AccuSync Macintos

e a

apter to t

e computer, t

attac

e 15-pin mini D-SUB signa

e to t

e AccuSync Macintos

e a

apte

(

Figure A.2

)

. Tig

ten a

screws

NOTE: To o

tain t

e AccuSync Macintos

e a

apter, ca

NEC-Mitsu

i E

ectronic

Display o

America, Inc. at (800) 632-4662

3. Connect the 15-pin mini D-SUB o

the video signal cable to the appropriate connecto

on the back o

the monito

(

Figure B.1

)

. Connect t

e au

io ca

e to AUDIO-INPUT o

the back o

the monitor and the other end to the “Audio out” terminal o

the computer

Headphones may be connected to the “Headphones” output on the back of the

monitor

“

”. While the headphones are connected, the sound from the speakers will

ypp

be disabled. Headphones can be purchased

rom your local electronics store

4. Connect one end o

the power cord to the LCD and the other end to the power outlet

ace t

e vi

eo signa

e an

power cor

etween t

e ca

(

Figure B.1

)

NOTE: Adjust the position o

cables between the holder to avoid damage

NOTE: I

you use this monitor at AC125-240V, please re

er to Recommended Us

section o

this manual

or proper selection o

power cord

5. Turn on the monitor with the

ront power button and the computer.

(

Figure C.1

)

6. No-touc

Auto A

just automatica

y a

justs t

e monitor to optima

settings upon initia

setup

or most timings. For

urther adjustments, use the

ollowing OS

controls:

• Auto A

just Contras

• Auto A

jus

er to the Controls section o

this User’s Manual

or a

ull description o

thes

OSM contro

For download in

ormation on the Windows

95/98/Me/2000/XP INF file for your AccuSync

monitor, re

er to the Re

erence

section o

this User’s Manual

you have any problems, please re

er to the

ootin

section o

this User’s Manual

Loc

ing Ta

Stan

1-6

ck Star

–cont

nue

Note: Some Macintosh

stems

o not re

uire

MacintoshCable Adapter

yqq

Figure

Macintos

ble

(not include)

igure

Power

utto

1-7

Grasp both sides o

the monitor screen with your hand

just t

e ti

t as

esire

(

gure TS.

)

Remove Monitor Stand

or Mountin

To prepare the monitor

or alternate mounting purposes

1.Disconnect a

2.Place monitor

ace down on a nonabrasive sur

(

Figure R.1

)

3.Remove the 2 screws on the stand and li

t o

the stand

(

Figure R.1

)

4.Remove t

e 4 screws connecting t

e monitor to t

e stan

remove t

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