NEC AccuSync LCD51VM User manual

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
TM
LCD51VM/LCD71VM

1-2
W
arn
i
ng .................................................................................................................... 1
C
on
t
en
t
s ................................................................................................................. 2
Quic
k
Start .............................................................................................................
3
C
ontro
l
s ...................................................................................................................7
Recommen
d
e
d
Use .............................................................................................. 10
Sp
ec
i
f
ications .......................................................................................................12
F
eatures ............................................................................................................... 14
Tr
ou
bl
es
h
ooting ................................................................................................... 15
R
efe
r
e
n
ces .............................................................................................................
1
6
Limite
d
Warranty ................................................................................................. 17
T
C
O
‘
99 .................................................................................................................. 18
Av
ert
i
ssement ......................................................................................................21
C
on
t
enu................................................................................................................. 22
Mise en marc
h
e rapi
d
e ...................................................................................... 23
Co
mman
d
es .......................................................................................................... 27
Usage recommand
é
............................................................................................ 3
0
Sp
é
cifica
t
i
on
s
......................................................................................................
32
Fonct
i
ons ............................................................................................................. 34
D
é
pannage ............................................................................................................ 35
R
é
f
é
rences ........................................................................................................... 36
Ga
r
antie limit
é
e .................................................................................................. 3
7
T
C
O
‘
99 .................................................................................................................. 38
Index

1-3
1
CAUTIO
N
: TO REDUCE THE RISK OF ELECTRIC SHOCK, MAKE SURE POWER CORD IS U
N
PLUGGED FROM
WALL SOCKET. TO FULLY DISE
N
GAGE THE POWER TO THE U
N
IT, PLEASE DISCO
NN
ECT THE POWER
CORD FROM THE AC OUTLET. DO NOT REMOVE COVER
(
OR BACK
)
. NO USER SERVICEABLE PARTS
I
N
SIDE. REFER SERVICI
N
G TO QUALIFIED SERVICE PERSO
NN
EL.
T
h
i
s
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
f
thi
s
unit has been included. There
f
ore, it should be read care
f
ully in order to avoid any problems
.
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s
e
r
'
s
a
u
t
h
o
r
i
t
y
t
o
o
p
e
r
a
t
e
t
h
e
e
q
u
i
p
m
e
n
t
.

1-4
2
C
on
t
en
ts
*R
emem
b
er to save your origina
l
b
ox an
d
pac
k
ing materia
l
to transport or s
h
ip t
h
e monitor.
Your new NEC AccuSync LCD monitor
b
ox* s
h
ou
ld
contain t
he
f
ollowing:
•
AccuSync LCD monitor wit
h
ti
l
t
b
ase • Au
d
io Ca
ble
•
Po
w
er Cor
d
• Vi
d
eo Signa
l
Ca
ble
•
User
’
s Manu
a
l
•
B
as
e
stan
d
A
A
ccuSync LCD monitor
(
base stand not connected
)
B
ase
St
an
d

1-5
3
Qu
i
ck Star
t
To
attac
h
t
h
e Base to t
h
e LCD Stan
d:
1. Insert the
f
ront o
f
the LCD Stand into the holes in the
f
ront o
f
the Base
.
2. Next, position the locking tabs on the back side o
f
the LCD Stand with the holes on the
Base. Lower t
h
e Stan
d
unti
l
l
oc
k
ing ta
b
s are secure
.
To
attach the AccuSync LCD monitor to your system,
f
ollow these instructions
:
1. Turn o
ff
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
f
the display card in your system
gp
(
Figure A.1
)
. Tig
h
ten a
ll
screws
.
For t
h
e MAC: Connect t
h
e AccuSync Macintos
h
ca
bl
e a
d
apter to t
h
e computer, t
h
e
n
attac
h
t
h
e 15-pin mini D-SUB signa
l
ca
bl
e to t
h
e AccuSync Macintos
h
ca
bl
e a
d
apte
r
(
Figure A.2
)
. Tig
h
ten a
ll
screws
.
NOTE: To o
b
tain t
h
e AccuSync Macintos
h
ca
bl
e a
d
apter, ca
ll
NEC-Mitsu
b
is
h
i E
l
ectronic
s
Display o
f
America, Inc. at [phone]
.
3. Connect the 15-pin mini D-SUB o
f
the video signal cable to the appropriate connecto
r
on the back o
f
the monito
r
(
Figure B.1
)
. Connect t
h
e au
d
io ca
bl
e to AUDIO-INPUT o
n
the back o
f
the monitor and the other end to the “Audio out” terminal o
f
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
f
rom your local electronics store
.
4. Connect one end o
f
the power cord to the LCD and the other end to the power outlet
.
P
l
ace t
h
e vi
d
eo signa
l
ca
bl
e an
d
power cor
d
b
etween t
h
e ca
bl
e
h
o
ld
e
r
(
Figure B.1
)
.
NOTE: Adjust the position o
f
cables between the holder to avoid damage
.
NOTE: I
f
you use this monitor at AC125-240V, please re
f
er to Recommended Us
e
section o
f
this manual
f
or proper selection o
f
power cord
.
5. Turn on the monitor with the
f
ront power button and the computer.
(
Figure C.1
)
6. No-touc
h
Auto A
d
just automatica
ll
y a
d
justs t
h
e monitor to optima
l
settings upon initia
l
setup
f
or most timings. For
f
urther adjustments, use the
f
ollowing OS
M
®
controls:
®
• Auto A
d
just Contras
t
• Auto A
d
jus
t
Re
f
er to the Controls section o
f
this User’s Manual
f
or a
f
ull description o
f
thes
e
OSM contro
l
s
.
NO
TE
:
For download in
f
ormation on the Windows
®
95/98/Me/2000/XP INF file for your AccuSync
®
monitor, re
f
er to the Re
f
erence
s
section o
f
this User’s Manual
.
NO
TE
:
I
f
you have any problems, please re
f
er to the
Tr
ou
bl
es
h
ootin
g
section o
f
this User’s Manual
.
1
Loc
k
ing Ta
bs
o
nt
B
as
e
Stan
d
B
as
e

1-6
4
Qu
i
ck Star
t
–cont
i
nue
d
Note: Some Macintosh
s
y
stems
d
o not re
q
uire
a
MacintoshCable Adapter
yqq
Figure
A
.
1
Figure
C
.
1
Figure
A
.
2
Macintos
h
Ca
ble
A
d
a
p
te
r
(not include)
pp
F
igure
B
.
1
S
u
b)
h
o
ld
e
r
H
e
a
d
p
h
o
n
e
A
u
d
i
o
i
n
p
u
t
Power
b
utto
n

1-7
5
Ti
lt
Grasp both sides o
f
the monitor screen with your hand
s
an
d
a
d
just t
h
e ti
l
t as
d
esire
d
(
F
i
gure TS.
1
)
.
Remove Monitor Stand
f
or Mountin
g
To prepare the monitor
f
or alternate mounting purposes
:
1.Disconnect a
ll
ca
bl
es
.
2.Place monitor
f
ace down on a nonabrasive sur
f
ac
e
(
Figure R.1
)
.
3.Remove the 2 screws on the stand and li
f
t o
ff
the stand
(
Figure R.1
)
.
4.Remove t
h
e 4 screws connecting t
h
e monitor to t
h
e stan
d
an
d
remove t
he
meta
l
p
l
ate
(
Figure R.2
)
.
The monitor is now ready
f
or mounting in an alternate manner
.
5.
Connect the AC cord and signal cable to the back o
f
the monito
r
(
Figure R.3
)
.
6. Reverse t
h
is process to reattac
h
stan
d.
NOTE: Use on
l
y VESA-compati
bl
e a
l
ternative mounting met
h
o
d.
NO
TE
:
Han
dl
e wit
h
care w
h
en removing monitor stan
d.
Qu
i
ck Star
t
–cont
i
nue
d
Figure T
S
.
1
Figure R.
2
F
igure
R
.
1
non-a
b
rasiv
e
sur
f
ac
e
Figure R.
3

1-8
6
Qu
i
ck Star
t
–cont
i
nue
d
Removing t
h
e Bas
e
Note: A
l
wa
y
s remove t
h
e Base w
h
en s
h
i
pp
in
g
t
h
e LCD
.
1.
Place monitor
f
ace down on a non-abrasiv
e
sur
f
ac
e
(
Figure R.1
)
.
2. W
h
i
l
e using your t
h
um
b
s, press t
h
e
b
ottom ta
bs
upwar
d
to un
l
oc
k.
3. Press the top tabs down to unlock and pull o
ff
the stand
.
Connecting a F
l
exi
bl
e Ar
m
This LCD monitor is designed
f
or use with a
f
lexible arm. Please use the attache
d
screws (4pcs) as s
h
own in t
h
e picture w
h
en insta
ll
ing
.
To meet the sa
f
ety requirements, the monitor must be mounted to an arm whic
h
guaranties the necessary stability under consideration o
f
the weight o
f
the monitor
.
T
h
e LCD monitor s
h
ou
ld
on
l
y
b
e use
d
wit
h
an approve
d
arm (e.g. GS mar
k
)
.
Rep
l
ace screw
s
Speci
f
ication
s
I
f
using other screws, check depth o
f
holes
.
4-SCREWS
(
M4
)
T
ig
h
ten a
ll
screws
.
Thickness o
f
Bracket (Arm
)
2
.
0
~
3
.
2
m
m
(MAX
d
ept
h
: 8.5 mm
)
75 mm
(
LCD51VM
)
100 mm
(
LCD71VM
)
7
5 mm
(
LCD51VM
)
100 mm
(
LCD71VM
)
W
eight of LCD assembly:
W
W
2.6
k
g - LCD51VM (MAX
)
4.0
k
g -LCD71VM (MAX
)

1-9
7
C
ontro
ls
O
S
M
®
(On-Screen Manager) control buttons on the front of the
®
monitor
f
unction as
f
ollows
:
V
O
LUM
E
M
UT
E
%
OSM
d
isp
l
aye
d
Shortcut to bright
adjust window
g
B
utton
OSM Of
f
S
h
ortcut to vo
l
um
e
a
d
just win
d
o
w
“Auto adjust“
function
OSM
On
(Icon se
l
ectio
n
stage
)
M
oves t
o
A
d
justment stag
e
Cursor moves le
ft
C
ursor moves
right
OSM
On
(A
d
justmen
t
stage
)
M
oves to Ico
n
se
l
ection stag
e
Adjust value
d
ecrease o
r
j
Cursor for adjust
moves
l
e
ft
Adjust value
i
ncrease o
r
j
Cursor for adjust
moves r
i
g
ht
Reset operatio
n
Mute o
ff/
on Volum
e
a
d
justment win
d
o
w
SELE
CT
–
+
AU
TO
/
RE
S
ET
1. Basic key functio
n
2
.
OSM
S
tructur
e
Main Menu (Icon Se
l
ect
)
Su
b
Menu (Icon Se
l
ect
)
P
res
s
“S
ELE
C
T
”
k
e
y
P
res
s
“S
ELE
C
T
”
k
e
y
P
ress
“–“ or “ +”
–
“
”
A
d
just
b
y usin
g
“
–
“
or
“
+
”.
Main Menu
(
A
dj
ust
)
(j)
Su
b
Menu (A
d
just
)
Press “SELECT” key
y
Press
“S
ELE
C
T
”
k
e
y
P
res
s
“
–
“
or
“
+
”
“
”
A
d
just
b
y usin
g
“
–
“
or
“
+
”.
Press “SELECT”
k
e
y
P
ress “SELECT”
k
e
y

1-10
8
C
ontro
l
s –cont
i
nue
d
A
UDI
O
Control the sound volume o
f
s
p
eakers and head
p
hone.
To mute the speaker sound, press the AUTO/RESET key.
pppp
BRI
G
HT
N
E
SS
A
d
justs t
h
e overa
ll
image an
d
b
ac
k
groun
d
screen
b
rig
h
tness
.
CON
TR
AST
A
d
justs t
h
e image
b
rig
h
tness in re
l
ation to t
h
e
b
ac
k
groun
d.
A
UT
O
CON
TR
AST
Adjusts the image displayed
f
or non-standard video inputs
.
A
UT
O
A
DJU
ST
Automatica
ll
y a
d
justs t
h
e Image Position, t
h
e H. Size an
d
Fine setting
.
LEFT
/
RIGH
T
Controls Horizontal Image Position within the display area o
f
the LCD
.
DOWN
/
U
P
Controls Vertical Image Position within the display area o
f
the LCD
.
H.
S
IZ
E
A
d
justs t
h
e
h
orizonta
l
size
b
y increasing or
d
ecreasing t
h
is setting
.
FI
NE
Improves focus, clarity and image stability by increasing or decreasing
this setting.
p
CO
L
O
R
CON
TR
O
L
S
Y
S
TE
MS
Four co
l
or presets (9300
/
7500
/
6500
/
USER) se
l
ect t
h
e
d
esire
d
co
l
o
r
sett
i
ng
.
CO
L
O
R RE
D
Increase or
d
ecreases Re
d
. T
h
e c
h
ange wi
ll
appear on screen
.
CO
L
O
R
G
REE
N
Increase or
d
ecreases Green. T
h
e c
h
ange wi
ll
appear on screen
.
CO
L
O
R BLU
E
Increase or
d
ecreases B
l
ue. T
h
e c
h
ange wi
ll
appear on screen
.
T
OOL
Selecting TOOL allows you to get into the sub menu
.
F
ACTORY PRESET
F
F
Selecting Factory Preset allows you to reset all OSM control settings back
to the factory settings. The RESET button will need to be held down for
gy y g
gy y g
several seconds to tage effect. Individual settings can be reset by
yg
yg
h
ig
hl
ig
h
ting t
h
e contro
l
to
b
e reset an
d
pressing t
h
e RESET
b
utton
.
gg
gg

1-11
9
C
ontro
l
s –cont
i
nue
d
OSM
®
Warning:
OSM Warnin
g
menus
d
isa
pp
ear wit
h
SELECT
b
utton
.
NO
S
I
GNA
L
:
This function gives a warning when there is no signal present.
gg
gppgpp
After power is turned on or when there is a change of input signal or video
gg gpgg gp
is inactive, t
he
p
No Signa
l
window will appear.
RE
SO
LUTI
ON
NO
TIFIER
:
This function gives a warning of use with
pp
optimized resolution. After power is turned on or when there is a change
gg
gg
of input signal or the video signal doesn’t have proper resolution, the
pp g
pp g
Reso
l
ution Noti
f
ie
r
pg
pg
win
d
ow wi
ll
open. T
h
is
f
unction can
b
e
d
isa
bl
e
d
i
n
gpp
gpp
t
h
e TOOL menu
.
O
UT
O
F R
ANG
E
:
This
f
unction
g
ives a recommendation o
f
the o
p
timize
d
resolution and refresh rate. After the power is turned on or there is a change
gpgp
of input signal or the video signal doesn’t have proper timing, the
pp
Out Of
g
R
ang
e
menu wi
ll
appear
.
g
EXIT
Se
l
ecting EXIT a
ll
ows you exit OSM menu
/
su
b
menu
.
L
ANG
U
AGE
OSM contro
l
menus are avai
l
a
bl
e in seven
l
anguages
.
OSM
TUR
N
O
F
F
The OSM control menu will stay on as long as it is in use. In the OSM
Tu
rn
OFF submenu, you can select how long the monitor waits after
yg
yg
the last touch of a button to shut off the OSM control menu. The preset
yg
yg
c
h
oices are 10 - 120 secon
d
s in 5 secon
d
interva
l
s
.
OSM
L
OC
K
O
U
T
This control com
p
letel
y
locks out access to all OSM control
f
unction
s
without Brightness and Contrast. When attempting to activate OSM
pypy
controls while in the Lock Out mode, a screen will appear indicating
gpg
gpg
the OSM are locked out. To activate the OSM Lock Out function, press
pp g
pp
“AUTO
/
RESET“, t
h
en “+“
k
e
y
an
d
h
o
ld
d
own simu
l
taneous
ly
. To
d
e
-
p
p
activate the OSM Lock Out, press “AUTO/ RESET“, then “+“ key and
yy
yy
h
o
ld
d
own simu
l
taneous
l
y
.
RE
SO
LUTI
ON
NO
TIFIE
R
I
f
ON is selected, a messa
g
e will a
pp
ear on the screen a
f
ter 3
0
seconds, notifying you that the resolution is not at optimal resolution.
gpp
gpp
MON
IT
O
R I
N
F
O
Indicates the model and serial numbers o
f
your monitor.

1-12
1
0
Re
commen
d
e
d
Us
e
Sa
f
ety Precautions and Maintenanc
e
FOR OPTIMUM PERFORMA
N
CE, PLEASE
N
OTE TH
E
FOLLOWI
N
G WHE
N
SETTI
N
G UP A
N
D USI
N
G
THE ACCUSY
N
C LCD COLOR MO
N
ITOR
:
•
D
O
NO
T
O
PE
N
THE
MON
IT
O
R. T
h
ere are no user servicea
bl
e parts insi
d
e an
d
opening o
r
removing covers may expose you to dangerous shock hazards or other risks. Re
f
er all servicing t
o
quali
f
ied service personnel
.
•
Do not spi
ll
any
l
iqui
d
s into t
h
e ca
b
inet or use your monitor near water
.
•
Do not insert objects o
f
any kind into the cabinet slots, as they may touch dangerous voltag
e
points, which can be harm
f
ul or
f
atal or may cause electric shock,
f
ire or equipment
f
ailure
.
•
Do not place any heavy objects on the power cord. Damage to the cord may cause shock or
f
ire
.
•
Do not place this product on a sloping or unstable cart, stand or table, as the monitor may
f
all
,
causing serious
d
amage to t
h
e monitor
.
•
W
h
en operating t
h
e AccuSync LCD monitor wit
h
its AC 125-240V power supp
l
y, use a powe
r
supply cord that matches the power supply voltage o
f
the AC power outlet being used. The powe
r
supply cord you use must have been approved by and comply with the sa
f
ety standards o
f
you
r
country. (Type H05VV-F s
h
ou
ld
b
e use
d
in Europe
)
•
In UK, use a BS-approved power cord with molded plug having a black (5A)
f
use installed
f
or us
e
with this monitor. I
f
a power cord is not supplied with this monitor, please contact your supplier
.
•
Do not p
l
ace any o
b
jects onto t
h
e monitor an
d
d
o not use t
h
e monitor out
d
oors
.
•
The inside o
f
the
f
luorescent tube located within the LCD monitor contains mercury
.
Please
f
ollow the bylaws or rules o
f
your municipality to dispose o
f
the tube properly
.
Immediately unplug your monitor
f
rom the wall outlet and re
f
er servicing to quali
f
ied servic
e
personnel under the
f
ollowing conditions
:
•
W
h
en t
h
e power supp
l
y cor
d
or p
l
ug is
d
amage
d.
•
I
f
liquid has been spilled, or objects have
f
allen into the monitor
.
•
I
f
the monitor has been exposed to rain or water
.
•
I
f
the monitor has been dropped or the cabinet damaged
.
•
I
f
the monitor does not operate normally by
f
ollowing operating instructions
.
•
Do not
b
en
d
power cor
d.
•
Do not use monitor in
h
ig
h
temperature,
h
umi
d
,
d
usty, or oi
l
y areas
.
•
I
f
glass is broken, handle with care
.
•
D
o not cover vent on monitor
.
•
I
f
monitor or glass is broken, do not come in contact with the liquid crystal and handle with care
.
•
A
ll
ow a
d
equate venti
l
ation aroun
d
t
h
e monitor so t
h
at
h
eat can proper
l
y
d
issipate. D
o
not
bl
oc
k
venti
l
ate
d
openings or p
l
ace t
h
e monitor near a ra
d
iator or ot
h
er
h
ea
t
sources. Do not put anything on top o
f
monitor
.
•
The power cable connector is the primary means o
f
detaching the system
f
rom th
e
power supp
l
y. T
h
e monitor s
h
ou
ld
b
e insta
ll
e
d
c
l
ose to a power out
l
et w
h
ic
h
is easi
l
y accessi
bl
e
.
•
Handle with care when transporting. Save packaging
f
or transporting
.
Image Pers
i
stenc
e
Image persistence is when a residual or “ghost” image o
f
a previous image remains visible on th
e
screen. Un
l
i
k
e CRT monitors, LCD monitors’ image persistence is not permanent,
b
ut constant image
s
being displayed
f
or a long period o
f
time should be avoided
.
To
alleviate image persistence, turn o
ff
the monitor
f
or as long as the previous image was displayed
.
For example, i
f
an image was on the monitor
f
or one hour and a residual image remains, the monito
r
should be turned o
ff
f
or one hour to erase the image
.
NO
TE
:
As wit
h
a
ll
persona
l
d
isp
l
ay
d
evices, NEC-Mitsu
b
is
h
i E
l
ectronics Disp
l
ay recommen
d
s using
a
moving screen saver at regular intervals whenever the screen is idle or turning o
ff
the monitor whe
n
not
i
n use
.
C
AUTI
ON

1-13
11
Re
commen
d
e
d
Use –cont
i
nue
d
CORRECT PLACEME
N
T A
N
D ADJUSTME
N
T OF THE MO
N
ITOR
CA
N
REDUCE EYE, SHOULDER A
N
D
N
ECK FATIGUE. CHECK THE
FOLLOWI
N
G WHE
N
YOU POSITIO
N
THE MO
N
ITOR
:
•
For optimum per
f
ormance, allow 20 minutes
f
o
r
w
arm-up
.
•
Adjust the monitor height so that the top o
f
the
screen is at or s
l
ig
h
t
l
y
b
e
l
ow eye
l
eve
l
. Your eye
s
s
h
ou
ld
l
oo
k
s
l
ig
h
t
l
y
d
ownwar
d
w
h
en viewing t
he
middle o
f
the screen
.
•
Position your monitor no c
l
oser t
h
an 16 inc
h
es
and no
f
urther away than 28 inches
f
rom your
eyes. T
h
e optima
l
d
istance is 20 inc
h
es
.
•
Rest your eyes periodically by
f
ocusing on a
n
object at least 20
f
eet away. Blink o
f
ten.
•
Position t
h
e monitor at a 90
°
ang
l
e to win
d
ows an
d
ot
h
er
l
ig
h
t sources t
o
minimize glare and re
f
lections. Adjust the monitor tilt so that ceiling lights d
o
not re
f
lect on your screen.
•
I
f
re
f
lected light makes it hard
f
or you to see your screen, use an antiglare
f
ilter.
•
Clean the LCD monitor sur
f
ace with a lint-
f
ree, nonabrasive cloth. Avoid using
any c
l
eaning so
l
ution or g
l
ass c
l
eaner
!
•
A
d
just t
h
e monitor’s
b
rig
h
tness an
d
contrast contro
l
s to en
h
ance rea
d
a
b
i
l
ity
.
•
Use a
d
ocument
h
o
ld
er p
l
ace
d
c
l
ose to t
h
e screen.
•
Position whatever you are looking at most o
f
the time (the screen o
r
re
f
erence material) directly in
f
ront o
f
you to minimize turning your hea
d
w
h
i
l
e you are typing
.
•
Avoid displaying
f
ixed patterns on the monitor
f
or long periods o
f
time to avoid
image persistence (a
f
terimage e
ff
ects).
•
Get regu
l
ar eye c
h
ec
k
ups
.
Er
g
onom
i
c
s
To realize the maximum ergonomics bene
f
its, we recommend the
f
ollowing
:
•
Use t
h
e
p
reset Size an
d
Position contro
l
s wit
h
stan
d
ar
d
si
g
na
ls
•
Use t
h
e preset Co
l
or Settin
g
•
Use non-interlaced signals with a vertical re
f
resh rate between 60-75H
z
•
Do not use primary color blue on a dark background, as it is di
ff
icult to see an
d
may produce eye
f
atigue to insu
ff
icient contras
t
For more detailed in
f
ormation on setting up a healthy work environment, write th
e
American National Standard
f
or Human Factors Engineering o
f
Visual Display Termina
l
Wor
k
stations – ANSI-HFS Stan
d
ar
d
No. 100-1988 – T
h
e Human Factors Society, Inc
.
P.O. Box 1369, Santa Monica, Cali
f
ornia 90406
.

1-14
1
2
Sp
ec
ifi
cat
i
on
s
Monitor AccuSync LCD51VM Notes
S
pec
ifi
ca
ti
ons
M
on
it
o
r
Monitor AccuSyn
Monitor AccuS
LCD Modu
le
15.0 inch Active matrix; thin
f
ilm transistor (TFT
)
Diagonal:
15.0 inc
hl
iqui
d
crysta
l
d
isp
l
ay (LCD); 0.297 mm
d
o
t
Viewa
bl
e Image Size:
1024 x 768 pitc
h
; 250c
d/m
Native Reso
l
ution (Pixe
l
Count):
2
w
h
ite
l
uminence
;
450:1 contrast ratio, typica
l
Input Signa
l
ANALOG 0.7 Vp-p
/
75 O
h
m
s
Vi
d
eo:
Separate sync TTL Leve
l
(Positive
/
Negative
)
Sync:
Horizonta
l
sync Positive
/
Negativ
e
Vertica
l
sync Positive
/
Negativ
e
Disp
l
ay Co
l
or
s
16,777,216 Depen
d
ing on
d
isp
l
ay car
d
use
d.
Ana
l
og input:
Max
i
mu
m
6
0
Le
f
t/right:
°
/
6
0
°
(
CR>10
)
Viewing Ang
l
e
s
4
0
Up
/
Down:
°
/
6
0
°
(
CR>10
)
Sy
nchronizatio
n
31.5
k
Hz to 60
k
Hz Automatica
lly
Horizonta
l
:
R
ang
e
56 Hz to 75 Hz Automatica
lly
Vertica
l
:
Resolutions Supported 720 x
4
00
*
1
:VG
A
tex
t
S
ome systems may not suppor
t
6
4
0 x
4
80
*
1
at
60
Hz to 75 H
z
a
ll
mo
d
es
l
iste
d.
800
x
600*
1
at 5
6
Hz to 75 H
z
832 x 62
4*
1
at
75
Hz
1024 x 768 at 60 Hz to 75 H
z
..................
NEC-Mitsu
b
is
h
i E
l
ectronics Disp
l
ay cite
s
recommended resolution at 75 Hz
f
o
r
optimal display per
f
ormance
.
A
ctive Disp
l
ay Are
a
Horizontal
:
304.1 mm/12.0 inche
s
Vertica
l
:
228.1 mm
/
9.0 inc
h
e
s
Power Supp
ly
1
0
0
-2
4
0
V
~
,
50
/
60 H
z
Speaker Practical Audio Outpu
t
1 + 1
W
att
s
Current Rat
i
n
g
0.
4
5 - 0.25
A
D
i
mens
i
on
s
347.4 mm
(
W
)
x 341.9 mm
(
H
)
x 183.5 mm
(
D
)
13.7 inc
h
es (W) x 13.5 inc
h
es (H) x 7.2 inc
h
es (D
)
We
i
g
ht
3.0
kg
6.6
lbs
Environmenta
l
Consideration
s
5
O
perating Temperature:
°
C
to
35
°
C
/
4
1
°
F to
95
°
F
30% to 80
%
Humi
d
ity:
0
to 1
2
,
000
Fee
t
Feet:
-1
0
S
torage Temperature:
°
C
to
60
°
C
/
1
4
°
F to 1
40
°
F
10% to 85
%
Humi
d
ity:
0 to
4
0,000 Fee
t
Feet:
*
1
Inter
p
olated Resolutions: When resolutions are shown that are lower than the
p
ixel count o
f
the LCD module, text ma
y
a
pp
ear d
i
ff
erent. This i
s
normal and necessary
f
or all current
f
lat panel technologies when displaying nonnative resolutions
f
ull screen. In
f
lat panel
t
echnologies, eac
h
dot on the screen is actually one pixel, so to expand resolutions to
f
ull screen, an interpolation o
f
the resolution must be d
o
ne.
NOTE: Technical speci
f
ications are subject to change without notice
.

1-15
1
3
Sp
ec
ifi
cat
i
ons –cont
i
nue
d
Monitor AccuSync LCD71VM Notes
S
pec
ifi
ca
ti
ons
M
on
it
o
r
Monitor AccuSyn
Monitor AccuS
LCD Modu
le
17.0 inch Active matrix; thin
f
ilm transistor (TFT
)
Diagonal:
17.0 inc
hl
iqui
d
crysta
l
d
isp
l
ay (LCD); 0.264 mm
d
o
t
Viewa
bl
e Image Size:
1280 x 1024 pitc
h
; 250c
d/m
Native Reso
l
ution (Pixe
l
Count):
2
w
h
ite
l
uminence
;
450:1 contrast ratio, typica
l
Input Signa
l
ANALOG 0.7 Vp-p
/
75 O
h
m
s
Vi
d
eo:
Separate sync TTL Leve
l
(Positive
/
Negative
)
Sync:
Horizonta
l
sync Positive
/
Negativ
e
Vertica
l
sync Positive
/
Negativ
e
Disp
l
ay Co
l
or
s
16,194,277 Depen
d
ing on
d
isp
l
ay car
d
use
d.
Ana
l
og input:
Max
i
mu
m
7
0
Le
f
t/right:
°
/
7
0
°
(
CR>10
)
Viewing Ang
l
e
s
6
0
Up
/
Down:
°
/
6
0
°
(
CR>10
)
Sy
nchronizatio
n
31.5
k
Hz to 81.1
k
Hz Automatica
lly
Horizonta
l
:
R
ang
e
56 Hz to 75 Hz Automatica
lly
Vertica
l
:
Resolutions Supported 720 x
4
00
*
1
: VG
A
tex
t
S
ome systems may not suppor
t
6
4
0 x
4
80
*
1
at
60
Hz to 75 H
z
a
ll
mo
d
es
l
iste
d.
800
x
600*
1
at 5
6
Hz to 75 H
z
832 x 62
4*
1
at
75
Hz
1024 x 768
*
1
at
60
Hz to 75 H
z
1152 x 86
4*
1
at 7
0
Hz to 75 H
z
115
2
x
8
7
0*
1
at
75
Hz
NEC-Mitsu
b
is
h
i E
l
ectronics Disp
l
ay cite
s
1
280
x
960
*
1
at
60
Hz to 75 H
z
recommended resolution at 60 Hz
f
o
r
1280 x 102
4
at 60 Hz to 75 Hz...............
.
optimal display per
f
ormance
.
A
ctive Displa
y
Are
a
Horizonta
l
:
338 mm
/
13.3 inc
h
e
s
Vertica
l
:
270.3 mm
/
10.6 inc
h
e
s
Power Suppl
y
1
0
0
-2
4
0
V
~
,
50
/
60 H
z
Speaker Practica
l
Audio Outpu
t
1 + 1
W
att
s
Current Rat
i
n
g
0.75 - 0.
4
A
Dimension
s
379 mm
(
W
)
x 383 mm
(
H
)
x 193 mm
(
D
)
14.9 inc
h
es (W) x 15.1 inc
h
es (H) x 7.6 inc
h
es (D
)
Weigh
t
4.
6
kg
1
0
.
2
lbs
Environmental Consideration
s
5
O
perating Temperature:
°
C
to
35
°
C
/
4
1
°
F to
95
°
F
30% to 80
%
Humi
d
ity:
0
to 1
2
,
000
Fee
t
Feet:
-1
0
S
torage Temperature:
°
C
to +
60
°
C
/
1
4
°
F to 1
40
°
F
10% to 85
%
Humi
d
ity:
0 to
4
0,000 Fee
t
Feet:
*
1
Interpolated Resolutions: When resolutions are shown that are lower than the pixel count o
f
the LCD module, text may appear d
i
ff
erent. This i
s
normal and necessary
f
or all current
f
lat panel technologies when displaying non-native resolutions
f
ull screen. In
f
lat panel tec
h
no
l
ogies, eac
h
dot on the screen is actually one pixel, so to expand resolutions to full screen, an interpolation of the resolution must be d
o
ne.
NOTE: Technical speci
f
ications are subject to change without notice
.

1-16
1
4
F
eature
s
Reduced Foot
p
rint
:
Provides the ideal solution
f
or environments re
q
uirin
g
su
p
erior ima
g
e
quality but with size and weight limitations. The monitor’s small
f
ootprint and low weigh
t
allow it to be moved or transported easily from one location to another
.
AccuCo
l
o
r
®
Control Systems
®
: A
ll
ows you to a
d
just t
h
e co
l
ors on your screen an
d
customiz
e
the color accuracy o
f
your monitor to a variety o
f
standards
.
OSM
®
(On-Screen Manager) Contro
l
s
:
A
ll
ow you to quic
kl
y an
d
easi
l
y a
d
just a
ll
e
l
ement
s
o
f
your screen image via simple to use on-screen menus
.
No-touc
h
Auto A
d
just
:
No-touc
h
Auto A
d
just automatica
ll
y a
d
justs t
h
e monitor to optima
l
settings upon initia
l
setup
.
ErgoDes
i
g
n
®
F
eatures
:
En
h
ance
h
uman ergonomics to improve t
h
e wor
k
ing environment
,
protect the health o
f
the user and save money. Examples include OSM controls
f
or quic
k
and easy image adjustments, tilt base
f
or pre
f
erred angle o
f
vision, small
f
ootprint an
d
compliance with MPRII and TCO guidelines
f
or lower emission
s
.
P
l
ug an
d
P
l
ay
:
The Microsoft
®
t
t
so
l
ution wit
h
t
h
e Win
d
ow
s
®
95
/
98
/
Me
/
2000
/
XP operat
-
i
ng system
f
acilitates setup and installation by allowing t
h
e monitor to sen
d
its ca
p
a
b
i
l
itie
s
(suc
h
as screen size an
d
reso
l
utions supporte
d)
d
irect
l
y to your computer, automatica
lly
optimizing display per
f
ormance
.
IP
M
®
(Intelligent Power Manager) System:
®
Provi
d
es innovative power-saving met
h
o
d
s t
h
a
t
allow the monitor to shi
f
t to a lower power consumption level when on but not in use
,
saving two-thirds o
f
your monitor energy costs, reducing emissions and lowering the ai
r
conditioning costs o
f
the workplace
.
Mu
l
tip
l
e Frequency Tec
h
no
l
ogy
:
Automatica
ll
y a
d
justs monitor to t
h
e
d
isp
l
ay car
d
’
s
scanning
f
requency, thus displaying the resolution required
.
Fu
ll
Sca
n
®
Capa
b
i
l
ity
:
A
ll
ows you to use t
h
e entire screen area in most reso
l
utions,
signi
f
icantly expanding image size
.
VESA Standard Mounting Inter
f
ace
:
A
ll
ows users to connect t
h
eir AccuS
y
nc monitor t
o
any VESA standard third party mounting arm or bracket. Allows
f
or the monitor to b
e
mounte
d
on a wa
ll
or an arm using any t
h
ir
d
party comp
l
iant
d
evice
.
OSM Disp
l
ay Screen Copyrig
h
t 2003
by
NEC-Mitsubishi Electronics Display o
f
America, Inc
.

1-17
15
Tr
oubleshooting
rr
No p
i
ctur
e
•
T
h
e signa
l
ca
bl
e s
h
ou
ld
b
e comp
l
ete
l
y connecte
d
to t
h
e
d
isp
l
ay car
d/
computer
.
•
T
h
e
d
isp
l
ay car
d
s
h
ou
ld
b
e comp
l
ete
l
y seate
d
in its s
l
ot
.
•
Front Power Switc
h
an
d
computer power switc
h
s
h
ou
ld
b
e in t
h
e ON position.
•
C
h
ec
k
to ma
k
e sure t
h
at a supporte
d
mo
d
e
h
as
b
een se
l
ecte
d
on t
h
e
d
isp
l
ay car
d
or syste
m
b
eing use
d
. (P
l
ease consu
l
t
d
isp
l
ay car
d
or system manua
l
to c
h
ange grap
h
ics mo
d
e.
)
•
C
h
ec
k
t
h
e monitor an
d
your
d
isp
l
ay car
d
wit
h
respect to compati
b
i
l
ity an
d
recom
-
men
d
e
d
settings
.
•
Check the signal cable connector
f
or bent or pushed-in pins
.
Power Button
d
oes not respon
d
• Unplug the power cord o
f
the monitor
f
rom the AC outlet to turn o
ff
and reset the monitor
.
Image Pers
i
stenc
e
•
Ima
g
e
p
ersistence is when a residual or “
g
host” ima
g
e o
f
a
p
revious ima
g
e remains visibl
e
on t
h
e screen. Un
l
i
k
e CRT monitors, LCD monitors’ image persistence is not permanent,
b
u
t
constant ima
g
es bein
g
dis
p
la
y
ed
f
or a lon
g
p
eriod o
f
time should be avoided
.
To
alleviate image persistence, turn o
ff
the monitor
f
or as long as the previous image wa
s
dis
p
la
y
ed. For exam
p
le, if an ima
g
e was on the monitor for one hour and a residua
l
image remains, the monitor should be turned o
ff
f
or one hour to erase the image
.
NO
TE
:
As wit
h
a
ll
persona
l
d
isp
l
ay
d
evices, NEC-Mitsu
b
is
h
i E
l
ectronics Disp
l
a
y
recommen
d
s using a moving screen saver at regu
l
ar interva
l
s w
h
enever t
h
e screen i
s
idle or turning o
ff
the monitor when not in use
.
Image is unstable, un
f
ocused or swimming is apparen
t
•
Signa
l
ca
bl
e s
h
ou
ld
b
e comp
l
ete
l
y attac
h
e
d
to t
h
e computer
.
•
Use the OSM Image Adjust controls to
f
ocus and adjust display by increasing o
r
d
ecreasing t
h
e FINE contro
l
. W
h
en t
h
e
d
isp
l
ay mo
d
e is c
h
ange
d
, t
h
e OSM Imag
e
A
d
just settings may nee
d
to
b
e rea
d
juste
d.
•
C
h
ec
k
t
h
e monitor an
d
your
d
isp
l
ay car
d
wit
h
respect to compati
b
i
l
it
y
an
d
recommen
d
e
d
signa
l
timings
.
•
I
f
your text is garbled, change the video mode to non-interlace and use 60Hz re
f
resh rate
.
LED on monitor is not
l
i
t
(no green or am
b
er co
l
or can
b
e seen
)
•
Power Switc
h
s
h
ou
ld
b
e in t
h
e ON position an
d
power cor
d
s
h
ou
ld
b
e connecte
d.
Disp
l
ay image is not size
d
proper
ly
•
Use t
h
e OSM Image A
d
just contro
l
s to increase or
d
ecrease t
h
e H.SIZE
.
•
C
h
ec
k
to ma
k
e sure t
h
at a supporte
d
mo
d
e
h
as
b
een se
l
ecte
d
on t
h
e
d
isp
l
ay car
d
or syste
m
b
eing use
d
. (P
l
ease consu
l
t
d
isp
l
ay car
d
or system manua
l
to c
h
ange grap
h
ics mo
d
e.
)
No Vi
d
e
o
•
I
f
no video is present on the screen, turn the Power button o
ff
and on again
.
•
Ma
k
e certain t
h
e computer is not in a power-saving mo
d
e (touc
h
t
h
e
k
ey
b
oar
d
or mouse)
.
No Soun
d
•
Check to see i
f
speaker cable is properly connected
.
•
Check to see i
f
mute is activated
.
•
Check to see i
f
volume in OSM is set at minimum
.