Eizo Coloredge Cg223w Users Manual

							31Chapter 5  Troubleshooting
Chapter 5 Troubleshooting
If a problem still remains after applying the suggested remedies, contact your local dealer.
•  
N
 o-picture problems → See No.1 - No.2.
•
 
I
 maging problems (digital input) → See No.3 - No.8.
•
 
I
 maging problems (analog input) → See No.3 - No.12.
•
 
O
 ther problems → See No.13 - No.16. 
Problems  Possible cause and remedy
1.
 
N

o picture
•
 
P

ower indicator does not light. •
 
C
 heck whether the power cord is connected correctly.
•
 
T
 urn off the main power, and then turn it on again a 
few minutes later.
•
 
T
 urn the main power switch on.
•
 
Pr
 ess 
 .
•
 
P

ower indicator lights blue. •
 
S

et each adjusting value in ,  
and  to higher level. (page 20, 22 )
•
 
P

ower indicator lights orange. •
 
S

witch the input signal with 
.
•
 
O

perate the mouse or keyboard.
•
 
C

heck whether the PC is turned on.
2.
 
T

he message below appears. This message appears when the signal is not input 
correctly even when the monitor functions properly.
•
 
T

his message appears when no signal is input. 
Example:
• The message shown left may appear, because some  PCs do not output the signal soon after power-on.
•
 
C
 heck whether the PC is turned on.
•
 
C
 heck whether the signal cable is connected properly.
•
 
S
 witch the input signal with 
.
•
 
T

he message shows that the input signal is out of the 
specified frequency range. (Such signal frequency is 
displayed in red.) 
Example:
• Check whether the signal setting of your PC matches  the resolution and the vertical frequency settings 
for the monitor. (refer to the Setup Manual “Setting 
Screen Resolution”)
•
 
R
 eboot the PC.
•
 
S
 elect an appropriate display mode using the 
graphics board’s utility. Refer to the manual of the 
graphics board for details.
fD : 
 
D
 ot Clock 
(Displayed only when the digital signal inputs)
fH : Horizontal Frequency
f V : Vertical Frequency
3.
 
T

he screen is too bright or too dark. •
 
A
 djust using  or . (The LCD 
monitor backlight has a fixed life span. When the 
screen becomes dark or begins to flicker, contact your 
local dealer.)
•
 
T
 urn on the Auto EcoView function. The monitor 
detects the environmental brightness to adjust the 
screen brightness automatically.
  
						

							32Chapter 5  Troubleshooting
Problems Possible cause and remedy
4.
 
C

haracters are blurred •
 
C
 heck whether the signal setting of your PC matches 
the resolution and the vertical frequency settings 
for the monitor. (refer to the Setup Manual “Setting 
Screen Resolution”)
•
 
A
 djust using . (page 22 )
5.
 
A

fterimages appear •
 
A
 fterimages are particular to LCD monitors. Avoid 
displaying the same image for a long time.
•
 
U
 se the screen saver or power save function to avoid 
displaying the same image for extended periods of 
time.
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 
failure.
7.
 
I

nterference patterns or pressure marks remain 
on the screen. •
 
Le
 ave the monitor with a white or black screen. The 
symptom may disappear.
8.
 
N

oise appears on the screen. •
 
W
 hen entering the signals of HDCP system, the 
normal images may not be displayed immediately.
9.
 
D

isplay position is incorrect.
• Adjust image position using  or . (page 16 )
•
 
I
 f the problem persists, use the graphics board’s utility 
if available to change the display position.
10.
 
V

ertical bars appear on the screen or a part of the 
image is flickering.
• Adjust using . (page 16 )
11.
 
W

hole screen is flickering or blurring.
• Adjust using . (page 16 )
12.
 
U

pper part of the screen is distorted as shown 
below.
• This is caused when both composite sync (X-OR)  signal and separate vertical sync signal are input 
simultaneously. Select either composite signal or 
separate signal.
13.
 
T

he adjustment menu does not appear. •
 
C
 heck whether the operation lock function works. 
(page 25 )
14.
 
M

ode menu does not appear. •
 
C
 heck whether the operation lock function works. 
(page 25 )
15.
 
T

he auto adjust function does not work correctly.  •
 
T
 his function does not work when digital signal is 
input.
•
 
T
 his function is intended for use on the Macintosh and 
on AT-compatible PC running Windows. It may not 
work properly in either of the following cases. It does 
not work properly when an image is displayed only 
on a part of the screen (command prompt window, 
for example) or when a black background (wallpaper, 
etc.) is in use.
•
 
T
 his function does not work correctly with some 
graphics boards.
  
						

							33Chapter 5  Troubleshooting
Problems Possible cause and remedy
16.
 
T

he monitor connected with the USB cable is not 
detected. / USB devices connected to the monitor 
does not work. •
 
C
 heck whether the USB cable is connected correctly. 
(page 37 )
•
 
C
 hange the USB port to another one. If the PC or 
peripheral devices works correctly by changing the 
USB port, contact your local dealer. (Refer to the 
manual of the PC for details.)
•
 
R
 eboot the PC.
•
 
I
 f the peripheral devices work correctly when the PC 
and peripheral devices are connected directly, please 
contact your local dealer.
•
 
C
 heck whether the PC and OS are USB compliant. 
(For USB compliance of the respective devices, 
consult their manufacturers.)
•
 
C
 heck the PC’s BIOS setting for USB when using 
Windows. (Refer to the manual of the PC for details.)
  
						

							34Chapter 6  Reference
Chapter 6 Reference
6-1. Attaching an Arm
The stand can be removed and replaced with an arm (or another stand) to be attached to the monitor. Use 
an arm or stand of EIZO option.
Attention
• When attaching an arm or stand, follow the instructions of their user’s manual.
•
 
W
 hen using another manufacturer’s arm or stand, confirm the following in advance and select one conforming to 
the VESA standard.
- Clearance between the screw holes: 100 mm × 100 mm
- Thickness of plate: 2.6 mm
- Strong enough to support weight of the monitor unit (except the stand) and attachments such as cables.
Use the screws as described below.
- FlexStand: The screws fixing the stand to the monitor
- Height adjustable stand: The screws supplied with this monitor (M4 × 12mm)
•
 
W
 hen using an arm or stand, attach it to meet the following tilt angles of the monitor.
- Up 45 degrees, down 45 degrees (horizontal display, and vertical display rotated 90 degrees clockwise)
•
 
C
 onnect the cables after attaching an arm.
•
 
D
 o not adjust the height of the stand removed from the monitor. When adjusted without attached monitor, it 
causes the personnel injury or the damaged to the stand.
•
 
S
 ince the monitor and arm are so heavy, dropping them may result in injury or equipment damage.
[Attachment Procedure]
1 Lay the LCD monitor on a soft cloth spread over on a stable surface with the panel surface facing down.
2 Remove the stand. 
Prepare a screwdriver. Unscrew the four screws securing the unit and the stand with the screwdriver.
3 Attach the monitor to the arm or stand.
Secure the monitor to the arm or stand using the screws specified in the user’s manual of the arm or stand.
  
						

							35Chapter 6  Reference
6-2. Connecting More than Two PCs to the Monitor
More than two PCs can be connected to the monitor through the DVI-I and the DisplayPort connector on 
the back of the monitor.
Connection examples
POWER INPUT
D-Sub mini 15 -
pin connectorDVI 
connector
Signal cable
(FD-C39 option)
Signal cable
(supplied FD-C16)
To PC 1
To PC 2
To PC 3
Signal cable
(supplied PP200)
DVI-I connector
DisplayPort 
connector
DisplayPort 
connectorAnalog
Digital
Digital
● To switch the input signal
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.
  
						

							36Chapter 6  Reference
● To set input signal selection [Input Selection]
The monitor recognizes the connector through which PC signals are input.
Priority setting Function
Auto When a PC is turned off or enters the powersaving mode, the monitor 
automatically displays another signal.
Manual  The monitor detects only the PC’s signals currently displaying automatically. 
Select an active input signal with 
.
Procedure
1.
 
C
 hoose  from the Adjustment menu, and press 
.
2.
 
C

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

ress 
 to exit the adjustment.
Attention
• When “Auto” is selected for , the monitor’s power-saving function works only when the all PCs  are in the power-saving mode.
  
						

							37Chapter 6  Reference
6-3. Making Use of USB (Universal Serial Bus)
This monitor has a hub compatible with USB. Connected to a PC compatible with USB or another USB 
hub, this monitor functions as a USB hub allowing connection to peripheral USB devices.
● Required System Environment
1. A PC equipped with a USB port or another USB hub connected to a USB compatible PC
2. 
W
 indows 2000/XP/Vista/7 or Mac OS 9.2.2 and Mac OS X 10.2 or later
3.
 
E
 IZO USB cable (MD-C93)
Attention
• This monitor may not work depending on PC, OS or peripheral devices to be used. For USB compatibility of peripheral devices, contact their manufactures.
•
 
D
 evices connected to the USB port (upstream and downstream) work when the monitor is in power saving 
mode or when the power button of the monitor is Off. Therefore, power consumption of the monitor varies with 
connected devices even in the power saving mode.
•
 
W
 hen the main power switch is Off, device connected to the USB port will not operate.
● Connection Procedure (Setup of USB Function)
1. Connect the monitor first to a PC using the signal cable, and run the PC.
2. 
C
 onnect the supplied USB cable between the downstream USB port of a USB compatible PC (or 
another USB hub) and the monitor’s upstream USB port.
The USB hub function is set up automatically upon connection of the USB cable.
3. Connect the peripheral USB device to the USB port (downstream) of the monitor.
Upstream Downstream
  
						

							38Chapter 6  Reference
6- 4. Displaying Monitor Information
● Displaying monitor information by pressing 
The  displays the information about the monitor and the current input signals displayed.
(Example)
● Displaying signal information [Signal Info]
This function displays the information about the current input signals displayed.
1.
 
C
 hoose  from the Adjustment menu, and press 
.
2.
 
C

hoose  from the  menu, and press 
.
The Signal Info screen appears.
(Example)
● Displaying monitor information [Monitor Info]
This function displays the information about the monitor.
1.
 
C
 hoose  from the Adjustment menu, and press 
.
2.
 
C

hoose  from the  menu, and press 
.
The Monitor Info screen appears.
(Example)
Attention
• The usage time is not always “0” due to factory inspection when you purchase the monitor.
  
						

							39Chapter 6  Reference
6-5. Specifications
CG223W
LCD Panel  Size22.0-inch (560 mm) TFT color LCD 
Surface treatment Anti-Glare Hard Coating
Surface hardness  3H
Viewing angle Viewing angle : Horizontal 178°, Vertical 178° (CR:10 or more)
Dot Pitch 0.282 mm
Response Time   Approx. 12ms
Horizontal Scan 
Frequency Analog
24-82 kHz
Digital   31- 65 kHz
Vertical Scan 
Frequency Analog
47.5 -86 Hz (1280 × 1024: ~ 76 Hz, 1680 × 1050: ~ 61 Hz)
Digital 47.5 - 61 Hz (VGA TEXT: 69-71 Hz)
Frame 
Synchronous 
mode Analog 47.5 - 61 Hz
Digital 47.5 - 61 Hz
Resolution  1680 dots × 1050 lines
Recommended Brightness 120 cd/m
2 or less (with color temperature of between 5000K to 6500K)
Max. Dot Clock  Analog 150 MHz
Digital  120 MHz
Max. Display Color  Approx. 1073.74 million colors (DisplayPort 10bit)
Display Area (H × V)  473.76 mm × 296.1 mm
Power Supply 100-120/200-240 VAC ±10%, 50/60Hz, 0.85A /0.45A
Power 
Consumption Screen Display On  85W or less (with USB load)
75W or less (without USB load)
Power saving mode  0.9W or less 
 
(
 for DVI-I (Analog) single signal input, without USB load,  
[Input Selectionl] : “Manual”)
Power button Off  0.7W or less (without USB load)
Main Power switch Off  0W
Input Signal Connector DVI-I connector (Applicable to HDCP) × 2
DisplayPort (Standard V1.1a, applicable to HDCP)
Analog Input Signal (Sync)  Separate, TTL, positive/ negative
Composite, TTL, positive/ negative
Analog Input Signal (Video)  Analog, Positive (0.7Vp-p/75Ω)
Digital Signal (DVI) Transmission System TMDS (Single Link)
Max. Video 
Signal Memory  Analog 
45 (preset: 12)
Plug & Play Analog / Digital (DVI-I) : VESA DDC 2B / EDID structure 1.3
Digital (DisplayPort) : VESA DisplayPort / EDID structure 1.4
Dimensions Main unit 511 mm (20.1 inch) × 347.5 -521.5 mm (13.7 – 20.5 inch) × 240.5 mm  
(9.5 inch)
Main unit (without stand) 511 mm (20.1 inch) × 333 mm (13.1 inch) × 85 mm (3.35 inch)
Mass Main unit  Approx. 9.6 kg (21.2 lbs.)
Main unit (without stand)  Approx. 6.6 kg (14.6 lbs.)
  
						

							40Chapter 6  Reference
Movable range Tilt30° Up, 0° Down
Swivel 172° Right, 172° Left
Adjustable height 225 mm (8.9 inch) (174 mm (6.9 inch) when Tilt is 0°)
Rotation 90° (clockwise)
Environmental 
Conditions Temperature 
Operating: 0 °C - 35 °C (32 °F - 95 °F)
Transportation/Storage: -20 °C - 60 °C (- 4 °F - 140 °F)
Humidity Operating: 20% - 80% R.H. (no condensation)
Transportation/Storage: 10% - 80% R.H. (no condensation)
Pressure Operating: 700 to 1,060 hPa
Transportation/Storage: 200 to 1,060 hPa
USB  Standard  USB Specification Revision 2.0
Port  Upstream port × 1, Downstream port × 2
Communication Speed  480 Mbps (high), 12 Mbps (full), 1.5 Mbps (low)
Supply current  Downstream: Max. 500mA /1 port
CG243W
LCD Panel  Size 24.1-inch (610 mm) TFT color LCD 
Surface treatment Hard Coating
Surface hardness  3H
Viewing angle Viewing angle : Horizontal 178°, Vertical 178° (CR:10 or more)
Dot Pitch 0.270 mm
Response Time   Approx. 13ms
Horizontal Scan 
Frequency Analog
24-76 kHz
Digital   26-78 kHz
Vertical Scan 
Frequency Analog
47.5 -86 Hz(1600 × 1200, 1920 × 1200: 47.5 - 61 Hz)
Digital 23.75 - 63 Hz (VGA TEXT: 69-71 Hz)
Frame 
Synchronous 
mode Analog 47.5 - 61 Hz
Digital 23.75 -30.5 Hz, 47.5 - 61 Hz
Resolution  1920 dots × 1200 lines
Recommended Brightness 120 cd/m
2 or less (with color temperature of between 5000K to 6500K)
Max. Dot Clock  Analog 170 MHz
Digital  164.5 MHz
Max. Display Color  Approx. 1073.74 million colors (DisplayPort 10bit)
Display Area (H × V)  518.4 mm × 324.0 mm
Power Supply 100-120/200-240 VAC ±10%, 50/60Hz, 1.0A /0.5A
Power 
Consumption Screen Display On  95W or less (with USB load)
85W or less (without USB load)
Power saving mode  0.9W or less 
 
(
 for DVI-I (Analog) single signal input, without USB load,  
[Input Selection] : “Manual”)
Power button Off  0.7W or less (without USB load)
Main Power switch Off  0W
Input Signal Connector DVI-I connector (Applicable to HDCP) × 2
DisplayPort (Standard V1.1a, applicable to HDCP)