Samsung OH55A User Manual

68
Screen Protection
MENU mOnScreen DisplayScreen ProtectionENTER E
Auto Protection Time
If the screen displays a still image for a certain period of time you define, the product activates the
screen saver to prevent the formation of burnt in ghost images on the screen.
 Off / 2 hours / 4 hours / 6 hours / 8 hours / 10 hours
Screen Burn Protection
To reduce the possibility of screen burn, this unit is equipped with Screen Burn Protection (screen burn
prevention technology).
Screen Burn Protection moves the picture slightly on the screen.
Timer
You can set the timer for Screen Burn Protection.
The Screen Burn Protection feature stops automatically after a specified period of time.
Timer
Off
Repeat: Display the image retention-preventive pattern set in Mode at specified time intervals(Period).
Interval: Display the image retention-preventive pattern set in Mode for a specified period of time (from
Start Time to End Time).

Mode, Period, Time, Start Time and End Time are enabled only when Timer is set to Repeat or Interval.
 Mode: Select a screen protective pattern to display.
 Pixel: Pixels on the screen alternate black continuously.
 Rolling Bar: A vertical bar moves left to right.
 Fading Screen: The entire screen becomes brighter, then darker.

The Rolling Bar and Fading Screen patterns appear only once regardless of the specified repeat period or
time.
 Period: Specify the time interval to activate the Screen Burn Protection function.

The option is enabled when Repeat is selected for Timer.
 Time: Specify the duration to keep the Screen Burn Protection function on.

Enabled when Timer is set to Repeat and Mode is set to Pixel.
 Start Time: Set the start time to activate the screen protection function.

The option is enabled when Interval is selected for Timer.
 End Time: Set the end time to deactivate the screen protection function.

The option is enabled when Interval is selected for Timer.
Immediate Display
Select the screen saver you want to display immediately.
 Off / Pixel / Rolling Bar / Fading Screen

Samsung OH55A Specifications

General

Cables included	AC
Purpose	Commercial
HDCP version	2.2
Operating hours (hours/days)	24/7
International Protection (IP) code	IP56
Internal memory	2.5 GB
Processor cores	4
Processor model	A72
Processor family	ARM Cortex
Processor frequency	1.7 GHz
Audio formats supported	AC3
Video formats supported	AVC, AVS+, H.263, H.264, HEVC, MPEG1, MPEG2, MPEG4, VC-1, VP8, VP9
Internal storage capacity	8 GB
Operating system installed	Tizen
Orientation	Horizontal/Vertical
Product color	Black
Product design	Digital signage flat panel
Placement supported	Outdoor
Bezel width (bottom)	24.9 mm
Operating temperature (T-T)	-30 - 50 °C
Operating relative humidity (H-H)	10 - 100 %
Package depth	230 mm
Package width	1358 mm
Package height	845 mm
Package weight	52600 g
AC input voltage	100 - 240 V
Heat dissipation	1809 BTU/h
AC input frequency	50 - 60 Hz
Power consumption (sleep)	0.5 W
Power consumption (standby)	- W
Power consumption (typical)	274 W
Ethernet LAN (RJ-45) ports	1
Haze rate	0 %
Pixel pitch	0.63 x 0.63 mm
Response time	8 ms
Display diagonal	55 \
Display brightness	3500 cd/m²
Vertical scan range	24 - 75 Hz
Horizontal scan range	23 - 136 kHz
LED backlighting type	Edge-LED BLU
Contrast ratio (dynamic)	100000:1
Contrast ratio (typical)	5000:1
Display number of colors	16.78 million colors
Active display area (W x H)	1209.6 x 680.4 mm

Weight and Dimensions

Depth	85 mm
Width	1260.6 mm
Height	731.4 mm
Weight	46100 g