Samsung C23A550U User manual

User Manual
C23A550U / C27A550U
The color and the appearance may differ depending on
product, and the specifications are subject to change
without prior notice to improve the performance.
BN46-00038E-01

2
Before Using the Product
Before Using the Product
Copyright
The contents of this manual are subject to change without notice to improve quality.
2011 Samsung Electronics
Samsung Electronics owns the copyright for this manual.
Use or reproduction of this manual in parts or entirety without the authorization of Samsung Electronics is
prohibited.
The SAMSUNG and SyncMaster logos are registered trademarks of Samsung Electronics.
Microsoft, Windows and Windows NT are registered trademarks of Microsoft Corporation.
VESA, DPM and DDC are registered trademarks of the Video Electronics Standards Association.
Icons used in this manual
Symbols for safety precautions
An administration fee may be charged if either
(a) an engineer is called out at your request and there is no defect in the product
(i.e. where you have failed to read this user manual)
(b) you bring the unit to a repair centre and there is no defect in the product
(i.e. where you have failed to read this user manual).
The amount of such administration charge will be advised to you before any work or home visit
is carried out.
The following images are for reference only. Real-life situations may
differ from what is shown in the images.
Warning
A serious or fatal injury may result if instructions are not followed.
Caution
Personal injury or damage to properties may result if instructions are
not followed.
Activities marked by this symbol are prohibited.
Instructions marked by this symbol must be followed.
©

3
Before Using the Product
Before Using the Product
Cleaning
Cleaning
Exercise care when cleaning as the panel and exterior of advanced LCDs are easily scratched.
Take the following steps when cleaning.
1. Power off the monitor and computer.
2. Disconnect the power cord from the monitor.
Hold the power cable by the plug and do not touch the cable with wet
hands. Otherwise, an electric shock may result.
3. Wipe the monitor with a clean, soft and dry cloth.
Do not apply a cleaning agent that contains alcohol,
solvent, or surfactant to the monitor.
Do not spray water or detergent directly on the product.
4. Wet a soft and dry cloth in water and wring thoroughly to clean the
exterior of the monitor.
5. Connect the power cord to the product after cleaning the product.
6. Power on the monitor and computer.
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!

4
Before Using the Product
Before Using the Product
Securing the Installation Space
Keep the required distances between the product and other objects (e.g. walls) to ensure proper
ventilation. Failing to do so may result in fire or a problem with the product due to an increase in the
internal temperature.
The appearance may differ depending on the product.
Precautions for storage
High-glossy models can develop white stains on the surface if an ultrasonic wave humidifier is used
nearby.
Be sure to contact Samsung Customer Service Center (page 81) if the inside of the monitor needs
cleaning. (service fee will be charged).
Safety Precautions
Electricity and Safety
The following images are for reference only. Real-life situations may differ from what is shown in the
images.
10 cm
10 cm 10 cm
10 cm
10 cm

5
Before Using the Product
Before Using the Product
Warning
Do not use a damaged power cord or plug, or a loose power socket.
An electric shock or fire may result.
Do not plug many products into the same power socket.
Otherwise, the socket may overheat and cause a fire.
Do not touch the power plug with wet hands.
Otherwise, an electric shock may result.
Insert the power plug all the way in so it is not loose.
An unstable connection may cause a fire.
Connect the power plug to a grounded power socket (type 1 insulated devices
only).
An electric shock or injury may result.
Do not bend or pull the power cord with force. Do not weigh the power cord
down with a heavy object.
A damaged power cord may cause an electric shock or fire.
Do not place the power cord or product near heat sources.
An electric shock or fire may result.
Remove foreign substances such as dust around the plug pins and power socket
with a dry cloth.
Otherwise, a fire may result.
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Before Using the Product
Before Using the Product
Caution
Installation
Warning
Do not unplug the power cord when the product is in use.
The product may become damaged by an electric shock.
Do not use the power cord for products other than authorized products supplied
by Samsung.
An electric shock or fire may result.
Keep the power socket where the power cord is connected unobstructed.
If any problem occurs in the product, unplug the power cable to completely
cut the power to the product.
Power to the product cannot be completely cut off with the power button.
Hold the plug when disconnecting the power cord from the power socket.
An electric shock or fire may result.
DO NOT PLACE CANDLES, INSECT REPELLANTS OR CIGARETTES ON TOP
OF THE PRODUCT. DO NOT INSTALL THE PRODUCT NEAR HEAT SOURCES.
Otherwise, a fire may result.
Avoid installing the product in a narrow space with bad ventilation, such as a
bookshelf or wall closet.
Otherwise, a fire may result due to an increased internal temperature.
Keep the plastic packaging bag for the product in a place that cannot be reached
by children.
Children may suffocate.
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7
Before Using the Product
Before Using the Product
Caution
Do not install the product on an unstable or vibrating surface (insecure shelf,
sloped surface, etc.).
The product may fall and break or cause a personal injury.
Using the product in an area with excess vibration may damage the product
or cause a fire.
Do not install the product in a vehicle or a place exposed to dust, moisture (water
drips, etc.), oil, or smoke.
An electric shock or fire may result.
Do not expose the product to direct sunlight, heat, or a hot object such as a
stove.
Otherwise, the product lifespan may be reduced, or a fire may result.
Do not install the product within the reach of young children.
The product may fall and injure children.
Take care not to drop the product when moving it.
Otherwise, product failure or personal injury may result.
Do not set down the product on its front.
The screen may become damaged.
When installing the product on a cabinet or shelf, make sure that the bottom
edge of the front of the product is not protruding.
The product may fall and break or cause a personal injury.
Install the product only on cabinets or shelves of the right size.
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8
Before Using the Product
Before Using the Product
Operation
Warning
Put down the product carefully.
The product may fall and break or cause a personal injury.
Installing the product in an unusual place (a place exposed to a lot of fine
particles, chemical substances or extreme temperatures, or an airport or train
station where the product should operate continuously for an extended period of
time) may seriously affect its performance.
Be sure to consult Samsung Customer Service Center (page 81) before
installation if you want to install the product at such a place.
High voltage runs through the product. Do not attempt to disassemble, repair, or
modify the product on your own.
An electric shock or fire may result.
Contact Samsung Customer Service Center (page 81) for repair.
Before you move the product, be sure to turn off the power switch and remove all
the cables connected to the product, including the power cord and the antenna
cable.
Otherwise, the power cord may be damaged and a fire or electric shock may
result.
If the product generates a strange noise, a burning smell, or smoke, remove the
power cord immediately and contact Samsung Customer Service Center (page
81).
An electric shock or fire may result.
Do not let children hang from the product or climb on top of it.
The product may fall, and your child may become injured or seriously
harmed.
If the product falls or the exterior is damaged, power off the product, remove the
power cord, and contact Samsung Customer Service Center (page 81).
Otherwise, an electric shock or fire may result.
!
SAMSUNG
!
!
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9
Before Using the Product
Before Using the Product
Do not put a heavy object, toy, or sweets on top of the product.
The product or heavy objects may fall as children try to reach for the toy or
sweets resulting in a serious injury.
During a lightning or thunderstorm, remove the power cord and do not touch the
antenna cable.
An electric shock or fire may result.
Do not drop objects on the product or apply impact.
An electric shock or fire may result.
Do not move the product by pulling the power cord or any cable.
Otherwise, the power cable may be damaged and product failure, an electric
shock or fire may result.
If a gas leakage is found, do not touch the product or power plug. Also, ventilate
the area immediately.
Sparks can cause an explosion or fire.
During a lightning or thunderstorm, do not touch the power cord or antenna
cable.
Do not lift or move the product by the power cord or any cable.
Otherwise, the power cable may be damaged and product failure, an electric
shock or fire may result.
Do not use or keep combustible spray or an inflammable substance near the
product.
An explosion or fire may result.
Ensure the vents are not blocked by tablecloths or curtains.
Otherwise, a fire may result from an increased internal temperature.
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GAS
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10
Before Using the Product
Before Using the Product
Caution
Do not insert a metallic object (a chopstick, coin, hair pin, etc.) or inflammable
object (paper, match, etc.) into the vent or ports of the product.
If water or any foreign substance enters the product, be sure to power off the
product, remove the power cord, and contact Samsung Customer Service
Center (page 81).
Product failure, an electric shock or fire may result.
Do not place objects containing liquid (vases, pots, bottles, etc) or metallic
objects on top of the product.
If water or any foreign substance enters the product, be sure to power off the
product, remove the power cord, and contact Samsung Customer Service
Center (page 81).
Product failure, an electric shock or fire may result.
Leaving the screen fixed on a stationary image for an extended period of time
may cause afterimage burn-in or defective pixels.
If you are not going to use the product for an extended period of time,
activate power-saving mode or a moving-picture screen saver.
Disconnect the power cord from the power socket if you do not plan on using the
product for an extended period of time (vacation, etc).
Otherwise, a fire may result from accumulated dust, overheating, an electric
shock, or electric leakage.
Use the product at the recommended resolution and frequency.
Your eyesight may deteriorate.
Do not put DC power adapters together.
Otherwise, a fire may result.
Remove the plastic bag from the DC power adapter before you use it.
Otherwise, a fire may result.
100
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-_-
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11
Before Using the Product
Before Using the Product
Do not let water enter the DC power device or get the device wet.
An electric shock or fire may result.
Avoid using the product outdoors where it can be exposed to rain or snow.
Be careful not to get the DC power adapter wet when you wash the floor.
Do not put the DC power adapter near to any heating apparatus.
Otherwise, a fire may result.
Keep the DC power adapter in a well-ventilated area.
Looking at the screen too close for an extended period of time can deteriorate
your eyesight.
Do not hold the monitor upside-down or move it by holding the stand.
The product may fall and break or cause a personal injury.
Do not use humidifiers or stoves around the product.
An electric shock or fire may result.
Rest your eyes for more than 5 minutes for every 1 hour of product use.
Eye fatigue will be relieved.
Do not touch the screen when the product has been turned on for an extended
period of time as it will become hot.
Store the small accessories used with the product out of reach of children.
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12
Before Using the Product
Before Using the Product
Correct posture to use the product
Exercise caution when adjusting the product angle or stand height.
Otherwise, children's fingers or hands may become stuck and injured.
Tilting the product excessively may cause it to fall and result in personal
injury.
Do not place heavy objects on the product.
Product failure or personal injure may result.
!
Use the product in the correct posture as follows:
Straighten your back.
Allow a distance of 45 to 50cm between your eye and the screen, and look slightly
downward at the screen.
Keep your eyes directly in front of the screen.
Adjust the angle so light does not reflect on the screen.
Keep your forearms perpendicular to your upper arms and level with the back of
your hands.
Keep your elbows at about a right angle.
Adjust the height of the product so you can keep your knees bent at 90 degrees or
more, your heels attached to the floor, and your arms lower than your heart.

Table Of Contents 13
Table Of Contents
BEFORE USING THE
PRODUCT
2 Copyright
2 Icons used in this manual
2 Symbols for safety precautions
3 Cleaning
3 Cleaning
4 Securing the Installation Space
4 Precautions for storage
4 Safety Precautions
4 Electricity and Safety
6 Installation
8Operation
12 Correct posture to use the product
PREPARATIONS 18 Checking the Contents
18 Removing the Packaging
19 Checking the Components
20 Parts
20 Frontal Buttons
22 Reverse Side
23 Left Side View
24 Right Side View
25 Adjusting the Product Tilt and Height
USING "HUB MONITOR" 26 About "HUB Monitor"
26 Software Installation for Using "HUB
Monitor"
26 Installing "SAMSUNG HUB Monitor Setup"
27 Connecting the Product to a PC to Use
"HUB Monitor"
28 Connecting to a PC via the USB Cable
28 Utilizing "HUB Monitor"
28 Using the Product as a USB HUB
30 Connecting to a LAN

Table Of Contents
Table Of Contents 14
30 Configuring the HUB Monitor IP
31 Dynamic IP
32 Static IP
34 Before using USB Mode
CONNECTING AND USING
A SOURCE DEVICE
35 Before Connecting
35 Pre-connection Checkpoints
36 Connecting and Using a PC
36 Connecting to a PC
38 Driver Installation
39 Setting Optimum Resolution
40 Changing the Resolution Using a PC
43 Connecting to a Video Device
43 Connection Using an HDMI Cable
43 Connecting Headphones
SCREEN SETUP 44 MAGIC
44 SAMSUNG MAGIC Angle
45 SAMSUNG MAGIC Bright
46 SAMSUNG MAGIC Color
47 Brightness
47 Configuring Brightness
48 Contrast
48 Configuring Contrast
48 Sharpness
48 Configuring Sharpness
49 Coarse
49 Adjusting Coarse
50 Fine
50 Adjusting Fine
50 Response Time
50 Configuring Response Time

Table Of Contents
Table Of Contents 15
51 HDMI Black Level
CONFIGURING TINT 52 Red
52 Configuring Red
52 Green
52 Configuring Green
53 Blue
53 Configuring Blue
54 Color Tone
54 Configuring the Color Tone Settings
55 Gamma
55 Configuring Gamma
RESIZING OR
RELOCATING THE
SCREEN
56 Auto Adjustment
56 Configuring the Auto Adjustment Settings
56 Size
56 Changing the Picture Size
57 Horizontal Position
57 Configuring H-Position
58 Vertical Position
58 Configuring V-Position
59 Menu H-Position
59 Configuring Menu H-Position
60 Menu V-Position
60 Configuring Menu V-Position
SETUP AND RESET 61 HUB
61 USB Connection
61 Analog
62 HDMI
63 USB Super Charging

Table Of Contents
Table Of Contents 16
63 Eco Saving
63 Configuring Eco Saving
65 Menu Transparency
65 Changing Menu Transparency
65 Language
65 Changing the Language
66 PC/AV Mode
66 Configuring PC/AV Mode
67 Auto Source
67 Configuring Auto Source
67 Display Time
67 Configuring Display Time
68 Key Repeat Time
68 Configuring Key Repeat Time
69 Off Timer On/Off
69 Configuring Off Timer On/Off
69 Off Timer Setting
69 Configuring Off Timer Setting
70 Reset
70 Initializing Settings (Reset)
INFORMATION MENU AND
OTHERS
71 INFORMATION
71 Displaying INFORMATION
71 Configuring Brightness in the Startup
Screen
72 Configuring Volume in the Startup
Screen
72 Configuring HUB in the Initial Screen

Table Of Contents
Table Of Contents 17
TROUBLESHOOTING
GUIDE
73 Requirements Before Contacting
Samsung Customer Service Center
73 Testing the Product
73 Checking the Resolution and Frequency
73 Check the followings.
76 Q & A
SPECIFICATIONS 78 General
79 PowerSaver
80 Standard Signal Mode Table
APPENDIX 81 Contact SAMSUNG WORLDWIDE
83 Correct Disposal of This Product
(Waste Electrical & Electronic
Equipment)
84 Terminology
INDEX

18
1 Preparations
1 Preparations
1.1 Checking the Contents
1.1.1 Removing the Packaging
1Open the packaging box. Be careful not to damage the product when you open the packaging with
a sharp instrument.
2Remove the Styrofoam from the product.
3Check the components and remove the Styrofoam and plastic bag.
The appearance of actual components may differ from the image shown.
This image is for reference only.
4Store the box in a dry area so that it can be used when moving the product in the future.

19
Preparations
1
1 Preparations
1.1.2 Checking the Components
Contact the dealer from whom you purchased the product if any item is missing.
The appearance of the components and items sold separately may differ from the image shown.
Components
Components may differ in different locations.
The cleaning cloth is only supplied with the black high-glossy model.
Items sold separately
The following items can be purchased at your nearest retailer.
Quick Setup Guide Warranty Card
(Not available in some locations)
User Manual
Power cable DC power adapter USB 3.0 cable
D-SUB cable HDMI cable (optionally) Cleaning cloth
LAN cable HDMI-DVI cable USB cable

20
Preparations
1
1 Preparations
1.2 Parts
1.2.1 Frontal Buttons
The color and shape of parts may differ from what is shown. Specifications are subject to change
without notice to improve quality.
This is a touch-type button. Tap the button lightly with a finger.
The printed board assembly (PBA) inside this product may heat the stand. A hot stand does not
indicate a problem with the product.
If the MENU button is not visible, lightly tap the area around the [ ] button. The MENU button will
become visible.
The onscreen display menu only appears when the MENU button light is lit.
The lit MENU button light will automatically turn off after 10 seconds.