Samsung Syncmaster C23a750x User Manual

81
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 resolution and frequency to 
suit the product performance, referring to 
Standard Signal Mode Table (page87).
The images on the screen look distorted. Check the cable connection to the product (Refer  to "3.2 Connecting and Using a PC")
The screen is not clear. The...

82
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 th e 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
 

83
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 Advanced Monitor, and 
adjust Refresh rate under Monitor settings.
zWindows ME/2000: Select Control 
Panel Display Settings Advanced Monitor, and 
adjust Refresh rate under Monitor settings.
zWindows Vista: Select Control Panel Appearance and 
Personalization Personalization Display...

84
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 Control Panel Appearance and 
Personalization Personalize Display Settings and adjust the 
resolution.
zWindows 7: Go to...

8510 Specifications
10 
Specifications
10.1 General
 The above specifications are subject to change without notice to improve quality. 
Model NameC23A750XC27A750X
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...

86
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 not used for a specified period of time. The...

87
Specifications
10
10 Specifications
10.3 Standard Signal Mode Table
 This product can be set to only one resolution for each screen size to obtain the optimum picture quality 
due to the nature of the panel. Therefore, a resolution other than the s\
pecified resolution may degrade 
the picture quality. To avoid this, it is recommended that you select the optimum resolution specified for 
the screen size of your product.
 
If a signal that belongs to the following standard sign al modes is transmitted...

88
Specifications
10
10 Specifications
10.4 PC Dongle Specification (UWB : Ultra Wide Band)
StandardUWB
Host Interface USB 2.0 Downstream Interface
Frequency Range3.1GHz ~ 10.6Ghz (Operating 3.16GHz ~ 8.97Ghz, BG1, BG2, BG6)
Security AES128
Data Rate53.3 to 480 Mbps
Sensitivity / Output Power Transmitted signal PSD -41.3 dBm/MHz
(Regulatory limit is -41.3dBm/Mhz)
Power Consumption 1.18Watt (Typical), Receiving 4095 length packet, TFC1, Band Group 3,480 Mbps.
Supported Models C24A650X, C27A650X, C24A650U,...

89 Appendix
 
Appendix
Contact SAMSUNG WORLDWIDE
 If you have any questions or comments relating to Samsung products, please contact the SAMSUNG 
customer care center.
 
NORTH AMERICA
CANADA 1-800-SAMSUNG (726-7864) http://www.samsung.com
MEXICO 01-800-SAMSUNG (726-7864) http://www.samsung.com
U.S.A 1-800-SAMSUNG (726-7864) http://www.samsung.com
LATIN AMERICA
ARGENTINA 0800-333-3733 http://www.samsung.com
BRAZIL 0800-124-421 4004-0000 http://www.samsung.com
CHILE 800-SAMSUNG (726-7864)...

90
Appendix
 Appendix
HONG KONG (852) 3698 4698 http://www.samsung.com/hk
http://www.samsung.com/
hk_en/
INDIA 3030 8282, 1800 3000 8282 http://www.samsung.com
INDONESIA 0800-112-8888 021-5699-7777 http://www.samsung.com
JAPAN 0120-327-527 http://www.samsung.com
MALAYSIA 1800-88-9999 http://www.samsung.com
PHILIPPINES 1-800-10-SAMSUNG (726-7864) 
1-800-3-SAMSUNG (726-7864) 
1-800-8-SAMSUNG (726-7864) 
02-5805777 http://www.samsung.com
SINGAPORE 1800-SAMSUNG (726-7864) http://www.samsung.com
THAILAND...