Eizo Flexscan T2351w Users Manual

							31Chapter4PowerSavingFunctions
Chapter 4 Power Saving Functions
4-1. Setting Power Saving 
 ●Monitor
This function allows you to specify whether to set the monitor into the power saving mode, depending on the 
state of an external device connected to it. When the monitor has shifted to the power saving mode, the 
images on the screen are not displayed.
Attention
• Turning off the main power switch or unplugging the power cord completely shuts off power supply to the monitor.
•
 
P
 ower consumption varies even when the stereo mini jack cable is connected.
•
 
F
 ive seconds before the monitor enters the power saving mode, it displays a preliminary message.
Procedure
1. 
C
 hoose  from the Adjustment menu, and press 
.
2.
 
C

hoose  from the  menu, and press 
.
The  menu appears.
3. Select “On” or “Off ” with  or .
4.
 
P

ress 
 to exit the adjustment.
Power Saving System
Analog Signal Input
This monitor complies with the VESA DPMS standard.
PC MonitorPower 
Indicator
On OperatingBlue
Power  saving 
m

ode STAND-BY
SUSPENDED
OFF Power
 saving  mode Orange
Power
 Off Power
 saving  mode Orange
Digital Signal Input
When the external device connected is a PC
This monitor complies with the DVI DMPM standard.
The monitor enters the power saving mode in five seconds in connection with the PC setting.
PCMonitorPower 
Indicator
On OperatingBlue
Power  saving  mode Power
 saving  mode Orange
Power
 Off Power
 saving  mode Orange
  
						

							32Chapter4PowerSavingFunctions
When the external device connected is not a PC
Ext. DeviceMonitorPower 
Indicator
PowerOn O peratingBlue
Power  Off Power
 saving  mode Orange
Exiting the power saving mode
If the monitor receives input, it automatically exits the power saving mode and returns to the normal display 
mode.
 ●Audio Output
This monitor allows you to turn off the audio output from the speakers/headphone at the power saving mode.
Procedure
1.
 
C
 hoose  from the Adjustment menu, and press 
.
2.
 
C

hoose  from the  menu, and press 
.
The  menu appears.
3. Select “On” or “Off ” with  or .
4.
 
P

ress 
 to exit the adjustment.
Attention
• No audio is output while the monitor is in the Power Saving mode, if input signal and sound source are of HDMI.
4-2. Setting Power Indicator 
This function allows you to set the power indicator (blue) ON/OFF in the monitor ON condition.
Procedure
1.
 
C
 hoose  from the Adjustment menu, and press 
.
2.
 
C

hoose  from the  menu, and press 
.
The  menu appears.
3. Select “Enable” or “Disable” with  or .
4.
 
P

ress 
 to exit the adjustment.
  
						

							33Chapter4PowerSavingFunctions
4-3. Enabling/Disabling Automatic Brightness Adjustment “Auto EcoView”
The sensor on the front side of the monitor detects the environmental brightness to adjust the screen brightness 
automatically and comfortably by using the Auto EcoView function.
Attention
• Be careful not to block the sensor on the lower side of the monitor when using the Auto EcoView function.
Procedure
1.
 
P
 ress 
.
The “EcoView” menu appears.
2. Choose “Auto EcoView” with  or . (Alternatively, you can use  to select it.)
3.
 
Se

lect “On” or “Off ” with 
 or .
4.
 
P

ress 
 to exit the adjustment.
Note
• For this reason, as  in the Adjustment menu is changed, the auto adjustment range is also changed.
4- 4. Setting Indicator “EcoView Index”
By using the EcoView Index function, the indicator that shows the level of power saving appears at the time of 
turning on the monitor, adjusting the brightness or switching the FineContrast mode. The power saving ratio 
comes to high as the indicator level meter lights towards right.
Procedure
1.
 
P
 ress 
.
The “EcoView” menu appears.
2.  Choose “EcoView Index” with  or . (Alternatively, you can use to select it.)
3.
 
Se

lect “On” or “Off ” with 
 or .
4.
 
P

ress 
 to exit the adjustment.
4-5. Enabling/Disabling Auto Power-OFF 
This function allows you to specify whether to turn on/off the monitor automatically after a specified time has 
elapsed in the power saving mode.
Adjustable range
Disable, Enable (0, 1, 2, 3, 5, 10, 15, 20, 25, 30, 45 min, 1-5 h)
Procedure
1.
 
C
 hoose  from the Adjustment menu, and press 
.
2.
 
C

hoose  from the  menu, and press 
.
The  menu appears.
3. Select “Enable” or “Disable” with  or .
If “Enable” is selected, set a monitor Off time with  or .
4. Press  to exit the adjustment.
  
						

							34Chapter5ConnectingCables
Chapter 5 Connecting Cables
5-1. Connecting Multiple External Devices
The product has multiple connections to external devices and allows you to switch to one of the connections for 
display.
Attention
• It is assumed the touch panel monitor will be used with one computer.  When the monitor is to be connected to multiple 
computers, connect a USB cable (MD-C93) to the computer used for touch operation (one unit only).
•
 
D
 o not use dual link cables.
Connection examples
DVI-HDMIconvertercable
C ommercially  available  productD-Sub
 mini
15 -pin  connector
DVI  connector
Signal  cable
(supplied  FD-C39)
Signal  cable
(supplied  MD-C87)
HDMI  cable
Commercially  available 
p

roduct
DVI-Dconnector
H DMI
connector
Analog
Digital
(DVI)
Digital
HDMI
D-Subc
onnector
To
 ext.  device  1
To
 ext.  device  2
To
 ext.  device  3
HDMIconnectoro rDVI
 connector
  
						

							35Chapter5ConnectingCables
 ●To switch among input signals
The input signal switches each time  is pressed.
When the signal is switched, the active input port name appears at the top right corner of the screen.
  
						

							36Chapter6Troubleshooting
Chapter 6 T roubleshooting
If a problem still remains after applying the suggested remedies, contact your local dealer.
No picture
Problem Possible cause and remedy
1. No picture
• 
P
 ower  indicator  does  not  light.•
C heck  whether  the  power  cord  is  connected  properly.
• 
T
 urn  off  the  main  power,  and  then  turn  it  on  again  a 
f

ew  minutes  later.
•

T
 urn  the  main  power  switch  on.
•

Pr
 ess 
.
•

P

ower

indicator

is

lighting

blue. •

I

ncrease  ,  ,  and/or   
i

n

the

Adjustment  menu  (see  “To  perform  advanced 
a

djustments”  (page  19)).
•

P

ower

indicator

is

lighting

orange. •

S

witch

the  input  signal  with 
.
•

O

perate

the

mouse

or

keyboard.
•

C

heck

whether

the

external

device

is  turned  on.
2.
 
T

he message below appears. This

message

appears

when

the

signal
 is  not  input 
c

orrectly

even

when

the

monitor

functions  properly.
•

T

his

message

appears

when

no

signal

is

i

nput.
Example:
•The  message  shown  left  may  appear,  because  some 
e

xternal  devices  do  not  output  the  signal  soon  after 
p

ower-on.
•

C
 heck  whether  the  external  device  is  turned  on.
•

C
 heck 
w
 hether 
t
 he 
s
 ignal 
c
 able 
i
 s 
c
 onnected 
p
 roperly.
•

S
 witch  the  input  signal  with 
.
•

T

he
m

essage
s

hows
t

hat
t

he
i

nput
s

ignal
i

s
o

ut

o

f

the

specified

frequency

range.

(Such

signal

f

requency

is

displayed

in

red.)
Example:
fD:Dot  Clock
(Displayed
o
 nly
d
 uring
di
 gital
s
 ignal
i
 nput)
fH:

H
 orizontal  Scan  Frequency
f V:

V
 ertical  Scan  Frequency •

C
 heck  whether  the  PC  is  configured  to  meet  the 
r

esolution  and  vertical  scan  frequency  requirements 
o

f  the  monitor  (see  “2-1.  Compatible  Resolutions/
Formats”  (page  13)
).
• 
R
 eboot  the  PC.
• 
S
 elect
a
 n
a
 ppropriate
di
 splay
m
 ode
u
 sing
t
 he
g
 raphics 
b

oard’s  utility.  Refer  to  the  manual  of  the  graphics 
b

oard  for  details.
  
						

							37Chapter6Troubleshooting
Imaging problems (for both digital and analog)
Problem Possible cause and remedy
3. The screen is too bright or too dark. • U se    or    in  the  Adjustment 
m

enu  to  adjust  it.  (The  LCD  monitor  backlight  has  a 
l

imited  life  span.  When  the  screen  becomes  dark  or 
b

egins  to  flicker,  contact  your  local  dealer.)
•

T
 urn  on  the  Auto  EcoView  function.  The  monitor 
d

etects  the  environmental  brightness  to  adjust  the 
s

creen  brightness  automatically.
4.
 
C
 haracters are blurred. •

C
 heck  whether  the  PC  is  configured  to  meet  the 
r

esolution  and  vertical  scan  frequency  requirements 
o

f  the  monitor  (see  “2-1.  Compatible  Resolutions/
Formats”
 (page  13)).
•

U
 se    in  the  Adjustment  menu  to  adjust  it 
(

see
“
 To
m
 odify
b
 lurred
c
 haracters/lines
<
 Smoothing>” 
(p

age  18)).
5.
 
A
 fterimages appear. •

A
 fterimages  are  particular  to  LCD  monitors.  Avoid 
d

isplaying  the  same  image  for  a  long  time.
•

U
 se  the  screen  saver  or  power  save  function  to  avoid 
d

isplaying  the  same  image  for  extended  periods  of 
t

ime.
6.
 
G
 reen/red/blue/white dots or defective 
dots remain on the screen. •

T
 his  is  due  to  LCD  panel  characteristics  and  is  not  a 
f

ailure.
7.
 
I
 nterference patterns or pressure marks 
remain on the screen. •

Le
 ave  the  monitor  with  a  white  or  black  screen.  The 
s

ymptom  may  disappear.
8.
 
N
 oise appears on the screen. •

I
 n  the  Adjustment  menu,  set    to  “Off”  (see 
“

To  set  overdrive  intensity  ”  (page  25)).
•

W
 hen  entering  the  signals  of  HDCP  system,  the 
n

ormal  images  may  not  be  displayed  immediately.
9.
 
T
 he screen is whitish or blackish. •

U
 se    (see  “To  adjust  black  level  ”  (page  21))
 and    (see  “To  adjust 
c

ontrast  ”  (page  21))
 in  -  under  the  Adjustment  menu  to  adjust  it.
Imaging problems (for digital only)
ProblemPossible cause and remedy
10. The color shown on the display is not 
correct (for HDMI input). •
C hange  the  color  space  of  the  video  signal  in 
<

Others>-
u
 nder
t
 he
A
 djustment
m
 enu.
11.
 
T
 he screen flashes (for HDMI input) •

T
 ransmittable  signals  differ  on  the  category  of  the 
H

DMI  cable.  Check  whether  the  cable  support  High 
S

peed.
  
						

							38Chapter6Troubleshooting
Imaging problems (for analog only)
Problem Possible cause and remedy
12. Display position is incorrect.•Use   in  the  Adjustment  menu  to  correct  the 
i

mage  position  (see  “To  correct  the  screen  position 
<

Position>”  (page  17)).
•

I
 f  the  problem  persists,  use  the  graphics  board’s  utility 
i

f  available  to  change  the  display  position.
13.
 
V

ertical bars appear on the screen or a 
part of the image is flickering.
•Use    in  the  Adjustment  menu  to  adjust  it  (see 
“

To  eliminate  vertical  bars  ”  (page  16)).
14.
 
W

hole screen is flickering or blurring.
•Usei nt heA djustmentm enut oa djusti t( see 
“

To  remove  flickering  or  blurring  ”  (page  17)).
  
						

							39Chapter6Troubleshooting
Other problems
Problem Possible cause and remedy
15. The  icon on the Adjustment 
menu  cannot be selected. •
Y ou  cannot  choose  the  smoothing  icon  when  the 
s

creen  is  displayed  in  the  following  resolutions  or 
s

ettings.
- T

he  resolution  is  1920  ×  1080
- “

Normal”  is  selected  from    in  the 
A

djustment  menu.
16.
 
T
 he adjustment menu does not appear. •

C
 heck  whether  the  operation  lock  function  works  (see 
“

3- 4.  Locking  Buttons”  (page  29)).
17.
 
N
 o mode name is displayed. •

C
 heck  that  the  Adjustment  menu  is  not  active.
18.
 
T
 he auto adjustment function does not 
work. •

T
 his  function  does  not  work  during  digital  signal  input.
•

T
 his  function  is  intended  for  use  on  the  Macintosh 
a

nd  on  AT-compatible  PC  running  Windows.  It  does 
n

ot  work  properly  when  an  image  is  displayed  only 
o

n  a  part  of  the  screen  (command  prompt  window,  for 
e

xample)
o
 r
w
 hen
ab
 lack
b
 ackground
(
 wallpaper,
e
 tc.) 
i

s  in  use.
•

T
 his  function  does  not  work  correctly  with  some 
g

raphics  boards.
19.
 
N
 o audio output. •

C
 heck
w
 hether
t
 he
s
 tereo
m
 ini
j
 ack
c
 able
i
 s
c
 onnected 
p

roperly.
•

C
 heck  whether  volume  is  set  to  0.
•

C
 heck  the  current  external  device  and  audio  playback 
s

oftware  to  see  whether  they  are  configured  correctly.
•

I
 f  HDMI  input  is  used,  check  the  current  external 
d

evice  and  the    setting  in  the  Adjustment 
m

enu  (see  “3-2.  Switching  sound  source  for  HDMI 
s

ignal  input  ”  (page  27)).
20.
 
“
 ScreenManager Pro for LCD (DDC/CI)” 
does not run. •

“
 ScreenManager  Pro  for  LCD  (DDC/CI)”  does  not  run 
w

hen  a  PC  is  connected  to  the  HDMI  input.
  
						

							40Chapter6Troubleshooting
Touch panel problems
Problem Possible cause and remedy
21. Touch operation is disabled. • T he  touch  panel  driver  must  be  installed  when  this 
p

roduct  is  used  as  a  touch  panel  monitor.  Check 
w

hether  the  driver  has  been  installed  correctly  in 
a

ccordance
w
 ith
t
 he
I
 nstallation
G
 uide
o
 n
t
 he
s
 upplied 
C

D-ROM.
•

C
 heck  that  the  monitor  and  PC  are  connected  with  a 
U

SB  cable.
22.
 
N
 o sound is heard when the panel is 
touched. •

D
 epending  on  the  hardware  configuration  of  the  PC, 
n

o  sound  may  be  output  from  its  audio  output  terminal 
w

hen  the  screen  is  touched.
23.
 
T
 he cursor is not positioned correctly. •

U
 se  the  calibration  utility  to  perform  the  calibration.
24.
 
T
 he cursor moves irregularly or flips. •

I
 f  the  surface  or  a  side  of  the  panel  is  dirty,  clean  it.
•

C
 heck  the  setting  environment  of  the  monitor.  This 
f

unction  does  not  work  correctly  under  the  following 
c

onditions.
- T

he  panel  surface  is  subject  to  direct  or  indirect 
s

unlight  or  strong  light.
- T

here  is  some  infrared  device  near  the  monitor.
- M

onitors  are  adjacent  to  each  other.
•

A
  touch  insensitive  point  on  the  panel  may  be 
t

ouched.
•

T
 ouch  the  panel  with  your  finger,  the  supplied  touch 
p

en,  or  a  non-reflective  object  that  has  no  risk  of 
d

amaging  the  panel  surface.
If
 any  of  the  following  is  used,  the  touch  panel  does 
n

ot  work  correctly.
- O

bject  whose  surface  changes  in  shape  when 
t

ouching  the  panel,  such  as  a  glove
- M

irror-like  reflective  object
- T

ransparent  object  such  as  an  acrylic  one
- T

hin-edged  object
•

I
 f  an  arm  (or  other  stand)  is  attached,  use  the  monitor 
i

n  landscape  view  mode.  If  the  monitor  is  used 
i

n  portrait  view  mode,  the  monitor  does  not  work 
c

orrectly.  (This  product  does  not  support  portrait  view 
m

ode  when  an  arm  (or  other  stand)  is  attached.)
•

T
 his  product  supports  up  to  two  simultaneous 
t

ouches  (multi-touch  support).  Since  the  two  sensors 
at

 both  top  corners  of  the  screen  are  used  to  detect 
t

ouches,  the  monitor  may  not  be  able  to  detect  two 
s

imultaneous  touches  precisely  depending  on  their 
p

ositions.
Attention
• For information on the operating conditions of the touch panel driver and calibration utility and how to install or operate them, see the Installation Guide included on the supplied CD-ROM. 
The latest software and installation guide are available for download from our web site. 
http://www.eizo.com