Unitech Multimedia Dcdi 550 User manual

User Manual
Model Dcdi 550
Scaler Video Processor
△
! 
Before using this Scaler Video processor please read this
manual carefully and preserved for reference in the future.

Statements
Without the written permission, any unit or individual could
not copy, reproduction or translate the book or part of it. Also
could not transmit it in any form or any way (electronic,
mechanical, photocopying, record or other way) for any
business and profitable purpose.
The product specifications and information mentioned in this
manual is just for reference, will not give prior notice if there
is any updated. Unless there is a special agreement, it is just
used as guidelines. All the statements or information in this
manual shall not constitute any form of guarantee.

Directory
BRIEFS'((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((('3!!
TRADEMARK!CREDIT!++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++!3!!
ABOUT!SOFTWARE!++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++!3!!
FEATURES!++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++!3!!
USING'DIRECTIONS'((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((('4!!
INCLUDED!ACCESSORIES!+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++!4!!
EXTENDED!PORT!+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++!5!!
SAFETY!INSTRUCTIONS!+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++!5!!
FUNCTION'INTRODUCTION'((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((('6!!
BRIEF!+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++!6!!
REAR!PANEL!GRAPHICAL!REPRESENTATION!++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++!7!!
FRONT!PANEL!GRAPHICAL!REPRESENTATION!++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++!8!!
TECHNICAL!SPECIFICATION!++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++!9!!
USING'MENU'(((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((('10!!
HOW!TO!USE!THE!KEYS!+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++!10!!
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DEFAULT!STATE!INTRODUCTION!++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++!13!!
MAIN!MENU!INTRODUCTION!+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++!15!!
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1

USING'MOSAIC'((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((('34!!
MOSAIC!SUMMARIZE!+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++!34!!
UNEQUAL!MOSAIC!++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++!35!!
MULTI'MACHINE'CONNECTION'((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((('38!!
SUMMARIZE!++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++!38!!
CONNECTION!TYPE!++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++!38!!
MULTI!MACHINE!LOAD!TEMPLATE!+++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++++!39!!
INPUT'SIGNAL'HOT'BACKUP'(((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((('40!!
FAQ'((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((('42!!
MODEL'INTRODUCTION'(((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((('43!!
WARRANTY'((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((((('43!!
GRAPHIC CATALOGUE:
FORM!1!：!!STATE!ICONS!AND!MEANINGS!......................................................................!14!!
FORM!2!：!!SWITCHING!MODE!LIST!.............................................................................!22!!
FORM!3!：!!DUAL!IMAGES!INPUT!SOURCE!CONFLICT!LIST!...................................................!29!!
2

Briefs
Thanks for your purchasing our Scaler Video Processor. Do hope you can enjoy the experience
of the product performance. The design of the Scaler Video Processor conforms to international
and industry standards. But if with improper operation, there will be a personal injury and
property damage. In order to avoid the dangerous, please obey the relevant instructions when
you install and operate the product.
Trademark credit
!VGA and XGA are the trademarks of IBM.
!VESA is a Video Electronics Standards Association's trademark.
!HDMI、HDMI mark and High-Definition Multimedia Interface are all from HDMI
Licensing LLC.
Even if not specified company or product trademarks, trademark has been fully recognized.
About software
Do not change, decompile, disassemble, decrypt or reverse engineer the software installed in the
product, these acts are illegal.
Features
!Support user-defined output resolution, maximum horizontal 3840 pixel, and maximum
vertical 1920 pixel.
!Support DVI port input resolution intelligent lock function.
!Input picture fast switching, as many as 20 switching effect.
!Picture and text overlay, cutout composite function, convenience to achieve the effect
of the captions superposed and image compound.
!The multi-machine prompt restore function of working mould is convenience for you to
switch rapidly in a variety of applications.
!Input hot backup function, allow you to be no longer embarrassed in case of sudden
loss of the input signal.
3

Using directions
User manual Power line CVBS cable ╳2
DVI signal cable USB cable Disk
3.5 mm Stereo
headphone line
Certificate of
quality
M3screws╳4
Sending card
stud bolts
4pin2.54 sending
card power cable
Included Accessories
4

Port Model Explanation
Extended DVI Port Unitech Dcdi
550DD Add another DVI input port
Extended SDI Port Unitech
Dcdi 550DS Add SDI input/loop port
Extended VGA Port Unitech
Dcdi 550DV Add another VGA input port
Sound output port Customized Configuration sound output port
RF remote control Customized Add RF remote control module
Extended Port
Safety instructions
!Please use the correct power supply according that the power input
voltage for this product range is 100〜240V AC, 50/60Hz.
!When you need connect or pull out any signal or bound guideline. Please
confirm that all the power supply cords have been pulled out ahead.
!When you need to add hardware device for the Scaler Video Processor,
make sure all of the signals and power cables have been pulled out ahead.
!Before you operate any hardware, please turn off the LED video
processor's power, and to set you on the electrostatic by touching the ground
surfaces.
!Please use the processor in clean, dry and ventilated environment, not
use it in the high temperature, humidity environment.
!The product is the electronic product; please stay away from the fire,
water and of which is inflammable and blast, dangerous.
!This product is with high pressure components, please don't open the
case or maintain it by your own.
!As there is exceptional condition with smoke, ill-smelling, please turn off
the switch at once and contact with the dealers.
5

Function introduction
Brief
Unitech Dcdi 550 series products are the video processor developed for the large screen
display system, adopted the top image processing chips, internal 12 bits processing, with clearer
images and richer colors.
Advanced alternate motion picture processing technology, to remove video motion tail or
jagged, for the normal PAL/NTSC video, output image will be clearer, for the HD 1080i signal,
output image details will be rich, full color and image quality is in the leading level.
Advanced image scaling technology, support user-defined output resolution, single unit can
support horizontal resolution 3840 at maximum, vertical resolution 1920 at maximum, refresh
frequency rate 120Hz, can upgrade the output signal bandwidth utilization greatly; furthermore,
also can use the traditional standard output resolution, then scaling the output image by pixel to
pixel according to the real size of the LED screen.
Accurate dual picture input image intercepting function, can realize the pixel to pixel display
and material fusion.
Intellectualized large size LED screen seamless splicing technique, the user just needs to have
simple setting, they could realize that to send card picture splicing, can support 24576×24576
lattice LED screen; Unique synchronized moving technology, ensure high speed motion
picture fluently without tail or derangements.
Perfect video image input port, including 2×VGA , 1×DP, 1×DVI (can be extended for 2 DVI
simultaneous input), 1×HDMI 、2×video (PAL/NTSC) , 1×SDI (optional), support full HD
signal input, can be connected with various audio and video equipment.
Support seamless switch between different input signal sources and picture in picture function.
The whole unit is with pure hardware framework, steady and reliable.
6

TX、RX RF Control interface
Multi-machine communication port Expand port, RF antenna terminal
E.M. Input
DP HDMI DVI VGA1~VGA2 AV1~AV2
Expand input port DP input port HDMI input port DVI input port (DVI-D) 2 VGA input ports 2 CVBS input ports
Audio output SDI HDMI Audio
Customized, SDI digital audio input Customized HDMI digital audio input port
SDI Out DVI Loop VGA DVI1~DVI2 Output
Expand output port DVI input signal loop out port VGA output port 2 DVI output port (DVI-D)
Rear panel graphical representation
7

clockwise
Anticlockwise
Hold Knob Press Knob
PIP OK Buttons introduction
MODE AUTO PART
Auto adjust input image position Shortcut key for part or full
Choose menu items, or adjust parameter Choose menu items, or adjust parameter Exit, return to default menu state Same as the confirm key exhale template load or save menu Shortcut key of PIP function Return Confirm，or switch browse/setting mode
10 / EFFECT 9 / E.M. 8 / DP 7 / HDMI 6 / DVI 5 / TAKE 4 / VGA2 3 / VGA1 2 / AV2 1 / AV1
Numeric key 4, VGA2 select key
Numeric key 5, Image switch hotkey
Numeric key 10，Image switch hotkey Numeric key 9，E.M. select key Numeric key 8，DP select key Numeric key 7，HDMI select key Numeric key 6，DVI select key Numeric key 3, VGA1 select key Numeric key 2, CVBS2 select key Numeric key 1, CVBS1 select key
8
Front panel graphical representation

Input indicators
Port Number Resolution
PAL/NTSC
VESA standard
VESA standard (support 1080i input)
AV 2
VGA 2+1(inherent 2, scalable 1)
DVI 1+1(inherent 1, scalable 1)
HDMI 1 EIA/CEA-861 standard，HDMI-1.3
DP 1 VESA standard
SDI 1（E.M.）480i、576i、720p、1080i/p（3G SDI）
Output indicators
Port Number Resolution
In accordance with DVI input, not support HDCP Loop
DVI loop 1
VGA 1 1024×768/60Hz/75Hz/85Hz/100Hz/120Hz
DVI 2 1280×1024/60Hz 1440×900/60Hz
1680×1050/60Hz 1600×1200/60Hz
1600×1200/60Hz – Reduced
1920×1080/60Hz/50Hz 2560×816/60Hz
2048×640/60Hz 1920×1200/60Hz
2304×1152/60Hz 2048×1152/60Hz
1024×1280/60Hz 1536×1536/60Hz
Customized (bandwidth optimization)：H
Resolution 3840(max.)
V Resolution 1920(max.)
SDI loop 1 480i、576i、720p、1080i/p（3G SDI）
General
Power supply 100〜240VAC，50/60Hz
Power consumption 20W
Operating 0~45℃
Cabinet dimension 484mm ╳（288 + 25）mm ╳（55 + 6）mm
Net weight 2.6 Kg
Technical Specification
9

MENU area
Browse mode Setting mode
Picture Mode Normal Picture Mode Normal
Brightness 50
Contrast 50
Brightness 50
Contrast 50
Color 50 Color 50
↖OK key, press the knob, can switch the two modes ↗
Using Menu
Unitech Dcdi 550 adopted a high brightness & contrast LCD screen to display the
entire menu system, if the user does not have operation or operation timeout, the
LCD screen will show the default state. Operate the menu system by using the
knob and keys. The user can check and set its function and states convenient and
intuitive to meet the demands.
The following will combine the keys function and the LCD screen display,
detailed introduces you to Unitech Dcdi 550 of menu system.
How to use the keys
The front panel keys of Unitech Dcdi 550 are divided into four areas: MENU,
CONTROL, INPUTS, and TRANSITION. Besides them, there is special
numeric area including all the buttons of INPUTS and TRANSITION area.
This area contains a knob which can be pressed, a confirmation key (OK) , and a
return key ( ). Press the "knob", its function is same as the confirmation
key; long press the "knob", can make the menu system return to the default state
immediately; when to press return key, the menu system may be back to the
higher level menu in turn until returning to the default state.
In the main menu, OK key is also used in the switching between the two modes
below:
10

CONTROL area
Default menu state Other state
PIP Open or close the function of
PIP, if long press the button, it
will change the cascading
relationship between image 1
and image 2 in the permission.
PART Switch part and full
AUTO Automatically rectify the
image display position when
the current input source is
VGA.
Mode loading interface,
press AUTO to switch for
mode save interface
MODE Select the model loading
interface
Mode save interface,press
MODE to switch for mode
loading interface.
In the browse mode, anti-clockwise "knob", the cursor moved to the above or the
left. Clockwise "knob", the cursor moved to below or right. Put the cursor to the
item need to adjust, press the "knob", or confirm key, namely into set mode, then
anti-clockwise "knob", can reduce the current parameter value. Clockwise
"knob", it can increase the current parameter values. If you want to continue to
set this page other item, please switch back to browse mode. If you need to
return to the higher level menu, please use the return key. If finish the
adjustment, can long press "knob" to back to the default state directly, or wait for
system overtime, automatic return the default state (in some special interface, the
system will not be back to the default state, for example, image switch fast
interface, user mode fast interface, test picture interface, etc.).
There are 4 keys: PIP, PART, AUTO and
MODE.
11

INPUTS area
TRANSITION area
Numeric key area
In the default menu state, short press the area buttons can switch the image 1
input source to the corresponding input; if long press the button, then can switch
the image 2 input sources to the corresponding input.
In the main menu, when to select the input source interface of image 1 and 2,
short press the area buttons, can set the corresponding menu item parameter to
the corresponding input port.
Press "TAKE" or "EFFECT" key, in the default menu system state, can select
image switch interface. In the image switch interface, TAKE key is used to
implement image switch function, EFFECT key is used to select image switch
effect: short press EFFECT key can make the effect parameters positive change,
long press EFFECT, it will make the effect parameters reverse change.
When browsing the menu, if the current item parameter is for numeric type, can
through ten numeric keys to enter the need values directly. "10" is used to
express the negative number (only in the parameters can be negative) before
entering the numbers. In the edit value process, key "10" is used as "0" input
number zero. In addition, in the edit time or network parameters, can only use
the number keys to type in number directly, and could not set via the "knob".
12

Above the figure, there are 4 lines content, explanation as the following:
Lines Details
Image 1 (main image, is also default image) port name and current input
First line signal resolution.
Image 2 (vice image) port name and current input signal resolution.
State prompt area, by several icons to show the machine current working
state.
There are 8 icons areas from left to right: 1、Synchronism follow-up state
area (valid in the condition of splicing
function opening state) Splicing state area
2、Mosaic status area
3、Image freeze state area
4、PIP state area
5、Image 1 Cropping state area
6、Image 3 Cropping state area
7、PART (part or full screen) state area
8、DVI input resolution lock state area
Check details in next page.
Second line
Third line
Fourth line Output resolution, check details in“Output indicators”[ 9]
Default state introduction
Turn on the power supply of Unitech Dcdi 550, in the process of the system
startup, the LCD front panel would display the start interface on the left screen,
when the start completed, there will show the machine’s current state on the
screen as the following figure shows:
13

Form!1!：!!State!icons!and!meanings!!!
Icons Area Name Hint (shortcut key in the bracket)
Synchronism
follow-up state area
When the Mosaic function is in opening state,
Synchronism follow-up is also started successfully
1
2 Mosaic state Unequal mosaic function is open
3 Image freeze state Image is frozen
4 PIP Off PIP function off (PIP)
4 PIP On[1] PIP function on，picture 1 is on the top (PIP)
4 PIP On[2] PIP function on，picture 2 is on the top (PIP)
5 Image Crop 1 Off Image 1 Crop function is off
5 Image Crop 1 On Image 1 Crop function is on
6 Image Crop 2 Off Image 2 Crop function is off
6 Image Crop 2 On Image 2 Crop function is on
7 PART Off PART function is off
(PART)
7 PART On PART function is on (PART)
8 Input lock invalid Not use DVI input resolution lock function
8 Input lock valid Use DVI input resolution lock function
In the default state, the third line area of LCD screen is status prompt area, by
several icons to show the machine current working status. Please see the table
below:
14

Symbols Explanation
▶Press "knob" or "OK" to enter the detail setting page, or operate that directly.
In the menu, on the right of the LCD screen, there will be a vertical scroll bar
used to say the current option's position in this page, if the scroll bar is located
in the bottom part, the current project is the last menu item of the page.
Scroll bar
Operation Key
Open the main menu Press "OK" or press "knob" in the default state
Long press "knob"
In the browsing mode, rotate "knob" to select item
In the setting mode, rotating "knob" to adjust the selected parameters;
Whether browsing mode or setting mode, numerical parameters can
be set by the number keys.
Back to default state
Select item
Adjust parameters
Enter next level When there is "▶" on the right of item, press "knob" or "OK"
Performs When there is "▶" on the right of item, press "knob" or "OK"
Back to higher menu Press “ ” key
Confirm When the reset operation, to avoid the incorrect operation, need to use
the “OK” key to confirm operation
Main menu introduction
The main menu will show the symbols listed in the table below, please check its
specific meaning in the table below:
In the main MENU, the user can use the "KNOB", "OK", " " and other ten
number key to select and adjust the each item. Its operation is fixed pattern,
please check the following table:
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Main menu
Picture ▶
Output Setting ▶
Video Crop ▶
Image Switching ▶
Mosaic ▶
Test Pattern ▶
Communication ▶
Misc ▶
Dual Image ▶
Language/菜单语言 ▶
In the default state, press "knob" or "OK" to enter the main MENU state, the
LCD screen will show the details as below:
The main menu has ten sub menu items, divided into three pages display.
Rotating "knob" to select the above listed ten sub menu title, selected, press
"knob" or "OK" button to enter the selected project, press " " to be back.
The main menu contains the following functions:
Picture Brightness、Contrast、Color、Sharpness、Color temperature、
Gamma、DVI/VGA Enhance、Scheme, etc.
Output Setting Output Resolution，Image 1 position/Size，Part, etc.
Video Crop Image 1 & 2, Video Crop
Image Switch Automatic switch (Hot backup)、Switch Effect, etc.
Mosaic Image 1 unequal mosaic parameter settings, synchronous lock
mode settings (compatible with old model)
Test Pattern Test pattern choose, Pixel position locating
Communication Communication setting
Misc Freeze、Save/Restore user mode、Input resolution Lock, etc.
Dual Image PIP On/Off、Source Choose、Position、Size、Text overlay, etc.
Language Support English and Chinese
16

Picture sub menu
Picture Mode User
Brightness 50
Contrast 50
Color 50
Sharpness 12
3DNR/VGA Adjust Off/▶
Scheme Vivid
Color Temperature ▶
Gamma Off
VGA Enhance Off
DVI Enhance Off
Restore Picture Setting ▶
Color Temperature Normal
Red 50
Green 50
Blue 50
Picture Mode Divided into“User”、“Vivid”、“Soft”、“Normal”the four options.
Brightness Range 0~100.
Contrast Range 0~100.
Color Range 0~100.
Sharpness Range 0~24.
3DNR This function is valid when image 1 is not VGA, divided into“Off”、
“Adaptive”、“Low”、“Medium”、“High”the five kinds of denoise mode.
VGA Adjust It is valid when image 1 is VGA1 or VGA2, automatically to adjust the position and
size of input image. This moment, should ensure input image to be full screen and with
a bright edge.
Scheme Divided into“Normal”、“Vivid”、“Theatre”、“Game”、“Sport”five modes.
Color Temp Divided into“Normal”、“ Warm”、“ Cool”、“User”the four options.
Only when select“User”，“ Red”、“ Green”、“ Blue” the three options is effect
and the range is 0 to 100.
Red Range 0~100，Valid in the Color Temp is set to “User”.
Green Range 0~100，Valid in the Color Temp is set to “User”.
Blue Range 0~100，Valid in the Color Temp is set to “User”.
Gamma Control the output Gamma value of video processor, divided into“Off”、
“2.0”、“2.2”、“2.8”、“-1.1”、“-1.2”six options.
VGA Enhance Divided into“Off”、“Level0”、“Level1”、“Level2”、“Level3”、“Level4”、
“Adaptive”seven options.
DVI Enhance In state of DVI input, it can greatly improve the output color and clarity.
Restore Pic. Reset above all the parameters to be the default value.
17

Output Setting sub menu
Output Resolution ▶
H Window 1024
V Window 768
H Position 0
V Position 0
Part Or Full Full H Resolution 1344
V Resolution 576
Output Rate 60
Apply ▶
Output To
1024×768 60Hz
Press OK to Confirm
Output
Resolution Unitech Dcdi 550 support 19 kinds of regular output resolution, also can
customize horizontal/vertical parameter of output resolution. Use the knob to
choose the resolution that needs to be set, press knob or ok to finish the settings. If
choose "customize", need to set the resolution furthermore, then choose "apply"
to finish. Find details in“output indicators”[ 9]。
H Window Minimum 64，Maximum is“the width of the current output resolution”.
V Window Minimum 48，Maximum is “the height of the current output resolution”.
H Position Minimum -16，the biggest can be set to the differentials between“the width
of the current output resolution”and“H Window”.
V Position Minimum -16，the biggest can be set to the differentials between“the height
of the current output resolution”and“V Window”.
Part
Or
Full
Full：namely PART function shut.
Now the complete image will be shown on the LED screen, and the monitor will
display shrunken image, "H Window" , "V Window" , "H Position" and "V
Position" four parameters take effect automatically.
Part：namely PART function open.
At this time the LED screen will show a part of the image, and the monitor will
display full screen image, "H Window" , "V Window" , "H Position" and "V
Position" four parameters will to be void.
Please set the output resolution, H width and V height based on the physical resolution of
LED screen. If do not have suitable output resolution, please select the options with bigger
resolution than the reality. Or to choose the customize output resolution, to connect with
the LED screen pixel to pixel directly.
When it is smaller LED screen, suggest using regular output resolution, conversely, if the
aspect ratio is very big, or the aspect ratio is very small, suggest using customized
18