Samsung Syncmaster C27a750x User Manual

							71
Setup and Reset
7
7 Setup and Reset
3Press [ ] to move to Off Timer Setting and press [ ] on the produc t. The following screen will 
appear.
4Press [ ] to configure  Off Timer Setting.
7.11 Reset
Return all the settings for the product to the default factory settings.
7.11.1 Initializing Settings (Reset)
1Press [ ] on the product.
2Press [ ] to move to  SETUP&RESET and press [ ] on the product.
3Press [ ] to move to  Reset and press [ ] on the product. Th e following screen will appear.
4Press [ ] to move to the option you want and press the [ ].
5The selected option will be applied.



SETUP&RESET
Acceleration 
On
Key Repeat Time 
Off Timer On/Off
Off Timer Setting 
Reset
   10 h
Adjust
Enter
Return
m 



SETUP&RESET
Acceleration 
On
Key Repeat Time 
Off Timer On/Off
Off Timer Setting 
Reset
   10 h
Adjust
Enter
Return
No
Ye s
 
						

							728 INFORMATION Menu and Others
8 
INFORMATION Menu and Others
8.1 INFORMATION
View the current input source, frequency and resolution.
8.1.1 Displaying INFORMATION
1Press [ ] on the product.
2Press [ ] to move to INFORMATION. The current input source, frequency and resolution will 
appear.
8.2 Configuring Brightness in the Startup Screen
Adjust  Brightness  using the [ ] button in the startup screen where there is no on screen display menu 
available.
1Press [ ] in the startup screen. The following screen will appear. 
2Adjust the  Brightness using the [ ] button. 
m 
SETUP&RESET
Analog 
48.2kHz 60Hz NN
1024 x 768
Exit
EnterAdjust
PICTURE COLOR
SIZE&POSITION
INFORMATION
Brightness 100
ExitEnter
Adjust
 
						

							73
INFORMATION Menu and Others
8
8 INFORMATION Menu and Others
8.3 Configuring Volume in the Startup Screen
Adjust Volume  using the [ ] button in the startup screen  where there is no on screen display menu 
available. 
 Only available in HDMI  mode. 
1Press [ ] in the startup screen. The following screen will appear.
2Adjust the Volume using the [ ] button.
Volume
50
ExitEnter
Adjust
 
						

							749 Troubleshooting Guide
9 
Troubleshooting Guide
9.1 Requirements Before Contacting Samsung Customer Service Center
9.1.1 Testing the Product
 Before calling Samsung Customer Service Center, test your product as follows. If the problem persists, 
contact Samsung Customer Service Center.
 
Check if your product is operating norm ally by using the product test function.
If the screen is turned off and the power indicator blinks even though  the product is properly connected 
to a PC, perform a self-diagnosis test.
1Power off both the PC and product.
2Disconnect the cable from the product.
3Power on the product.
4If the  Check Signal Cable  message appears, the product is working normally.
 If the screen remains blank, check the PC system, video controller and cable. 
9.1.2 Checking the Resolution and Frequency
For a mode that exceeds the  supported resolution (refer to "10.3Standard Signal Mode Table"), the 
message  Not Optimum Mode.  will appear for a short time.
9.1.3 Check the followings.
Installation issue (PC mode)
The screen keeps switching on and off.  Check the cable connection between the product 
and PC, and ensure the connection is secure. 
(Refer to "3.2Conne cting and Using a PC")
Screen issue
The power LED is off. The screen will not switch 
on. Check that the power cable is connected 
correctly (Refer to "3.2
Connecting and Using a 
PC")
The message  Check Signal Cable  appears.  Check that the cabl e is properly connected to the 
product. (Refer to "3.2Connecting and Using a 
PC")
Check that the device connected to the product is 
powered on.
 
						

							75
Troubleshooting Guide
9
9 Troubleshooting Guide
"
Not Optimum Mode " is displayed. This message appears if the signal from the 
graphics card exceeds the maximum resolution or 
frequency for the product.
Change the maximum resolut ion and frequency to 
suit the product performa nce, referring to 
Standard Signal Mode Table (81page).
The images on the screen look  distorted. Check the cable conn ection to the product (Refer 
to "3.2Connecting and Using a PC")
The screen is not clear. The screen is blurry. Adjust  Coarse(49page) and  Fine(50page).
Remove any accessories (video extension cable, 
etc) and try again.
Set the resolution and frequency to the 
recommended level. (Ref er to "10.1General")
The screen appears unstable and shaky. Check  that the resolution and frequency for the 
PC are within the rang e of resolution and 
frequency compatible with the product, and if 
required, change the settings, referring to 
Standard Signal Mode Ta ble (81page) in this 
manual and the  INFORMATION menu on the 
product.
There are shadows or gh
ost images left on the 
screen.
The screen is too bright. The screen is too dark. Adjust  Brightness(47page) and Contrast (48page).
Screen color is inconsistent. Change the COLOR settings. (Refer to 
"Configuring Tint" ON PAGE 52)
The colors on the screen have a shadow and are 
distorted. Change the 
COLOR settings. 
(Refer to "Configuring Tint" ON PAGE 52)
White does not really look white. Change the COLOR settings. 
(Refer to "Configuring Tint" ON PAGE 52)
There is no image on the screen and the power 
LED blinks every 0.5 to 1 second. The product is in power-saving mode.
Press any key on the keyboard or move the 
mouse to return to
 the previous screen.
Sound issue
There is no sound.  Check the connection of the audio cable or adjust  the volume. 
Check the volume.
Screen issue
 
						

							76
Troubleshooting Guide
9
9 Troubleshooting Guide
The volume is too low. 
Adjust the volume.
If the volume is still low after turning it up to the 
maximum level, adjust the volume on your PC 
sound card or software program.
Source device issue
A beeping sound is heard  when my PC is booting. If a beeping sound is heard when your PC is 
booting, have your PC serviced.
Sound issue
 
						

							77
Troubleshooting Guide
9
9 Troubleshooting Guide
9.2 Q & A
QuestionAnswer
How can I change the 
frequency? Set the frequency on your graphics card.
zWindows XP: Select Control Panel Appearance and 
Themes Display Settings Adva
nced Monitor, and 
adjust Refresh rate unde r Monitor settings.
zWindows ME/2000: Select Control 
Panel Display Settings Advanced Monitor, and 
adjust Refresh rate unde r Monitor settings.
zWindows Vista: Select Control Pane l Appearance and 
Personalization Personalization Display 
Settings Advanced Settings Moni tor, and adjust Refresh 
rate under Monitor settings.
zWindows 7: Select Control Panel Appearance and 
Personalization Display Screen Resolution Advanced 
settings Monitor, and adjust Refresh rate under Monitor 
settings.
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							78
Troubleshooting Guide
9
9 Troubleshooting Guide
 Refer to the user manual for your PC or graphics card for further instructions on adjustment. 
How can I change the 
resolution?zWindows XP: Go to Control Panel Appearance and 
Themes Display Settings and adjust the resolution.
zWindows ME/2000: Go to Control Panel Display Settings 
and adjust the resolution.
zWindows Vista: Go to Contr ol Panel Appearance and 
Personalization Personalize Display Settings and adjust the 
resolution.
zWindows 7: Go to Control Panel Appearance and 
Personalization Display Adjust Resolution and adjust the 
resolution.
How do I set power-saving 
mode?
zWindows XP: Set power-saving mode in Control 
Panel Appearance and Themes Display Screen Saver 
Settings or BIOS SETUP on the PC. 
zWindows ME/2000: Set powe r-saving mode in Control 
Panel Display Screen Saver Settings or BIOS SETUP on 
the PC.
zWindows Vista: Set power-saving mode in Control 
Panel Appearance and 
Personalization Personalize Screen Saver Settings or BIOS 
SETUP on the PC.
zWindows 7: Set power-saving mode in Control 
Panel Appearance and 
Personalization Personalize Screen Saver Settings or BIOS 
SETUP on the PC.
QuestionAnswer
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							7910 Specifications
10 
Specifications
10.1 General
 The above specifications are subject to change without notice to improve quality. 
Model NameC23A750XC27A750X
LCD Panel  Size 23.0 inch / 58cm 27.0 inch / 68cm Display area 286.74  mm (V) x 509.76 mm (H) 
11.3 inches (V) x 20.1 inches (H) 336.15 mm (V) x 597.6 mm (H) 
13.2 inches (V) x 23.5 inches (H)
Synchroni
zation Horizontal 
Frequency 30~81 kHz
Vertical 
Frequency 49~75 Hz
Display Color 16.7M (6 bit with Hi-FRC)
Resolution Optimum  resolution 1920 x 1080 @ 60 Hz
Maximum 
resolution 1920 x 1080 @ 60 Hz
Maximum Pixel Clock 164 MHz
Power Supply This product uses 100 to 240V. Refer to the label at the back of the 
product as the standard voltage  can vary in different countries.
Signal connectors USB 3.0, HDMI, D-sub
Dimensions (W x H x D) /
Weight 550.4 x 433.9 x 232.8 mm /
21.7 x 17.1 x 9.2 inches / 4.1 kg 
/ 9.0 Ibs 638.6 x 485.4 x 232.8 mm / 
25.1 x 19.1 x 9.2 inches / 4.9 kg
/ 10.8 Ibs
Environme
ntal 
considerat
ions Operating Operating Temperature : 50
°F ~ 104 °F (10 °C ~ 40 °C)
Humidity : 10 % ~ 80 %, non-condensing
Storage Operating Temperature : -4 °F ~ 140 °F (-20 °C ~ 60 °C)
Humidity : 5% ~ 95%, non-condensing
Plug-and-Play This monitor can be installed and used with any Plug-and-Play 
compatible systems. Two-way data exchange between the monitor 
and PC system optimizes the monitor settings. Monitor installation 
takes place automatically. However, you can customize the 
installation settings if desired.
Panel Dots (Pixels) Due to the nature of the manufacturing of this product, approximately 
1 pixel per million (1ppm) may appear brighter or darker on the LCD 
panel. This does not affect product performance. 
LCD panel type 23 ( \_ cm screen): there are 6.220.800 sub-pixels. 
LCD panel type 27 ( ]_ cm screen): there are 6.220.800 sub-pixels.
 
						

							80
Specifications
10
10 Specifications
 Class B device (broadcast communications device for home use)
This Class B device designed for home use is registered for EMC requirements and can be used in all 
regions. (Class B devices emit less electromagnetic radiation than Class A devices)
 
10.2 PowerSaver
The power-saving function of this product reduces power consumption by switching off the screen and 
changing the color of the power LED if the product is no t used for a specified period of time. The power 
is not turned off in power-saving mo de. To switch the screen back on, press any  key on the keyboard or 
move the mouse. Power-savign mode only functions  when the product is connected to a PC with a 
power-saving function.
C23A750X
C27A750X
 zThe displayed power consumption level can vary in different operating conditions or when settings 
are changed.
zTo reduce the power consumption to 0 watts, turn off the power switch on the back of the product 
or disconnect the power cable. Be sure to disconnect the power cable when you will not be using 
the product for an extended period of time. To reduce the power consumption to 0 watts when the 
power switch is not available, disconnect the power cable.
 
(USA Only)
Dispose unwanted electronics th rough an approved recycler. 
To find the nearest recycling location, go to our website: 
www.samsung.com/re cyclingdirect Or call, (877) 278 - 0799 
PowerSaverNormal OperationPower saving modePower off 
(Power button)
Power Indicator  On Blinking Amber
Power Consumption 30.2 W5.7 W0.6 W
PowerSaverNormal OperationPower saving modePower off 
(Power button)
Power Indicator  On Blinking Amber
Power Consumption 41.4W3.7 W0.3 W