NovaStar KU20 User manual

KU20
LED Display Controller
User Manual
XI'AN NOVASTAR TECH CO., LTD.

KU20 LED Display Controller User Manual
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Change History
Document Version
Release Date
Description
V1.0.0
2022-10-11
First release
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KU20 LED Display Controller User Manual
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Contents
Change History................................................................................................................................................................................i
Contents ......................................................................................................................................................................................... ii
1 Overview......................................................................................................................................................................................1
2 Appearance..................................................................................................................................................................................2
2.1 Front Panel............................................................................................................................................................................2
2.2 Rear Panel ............................................................................................................................................................................2
3 Applications..................................................................................................................................................................................4
4 Home Screen...............................................................................................................................................................................5
5 Screen Configuration...................................................................................................................................................................7
5.1 Quick Screen Configuration via Front Panel Screen .............................................................................................................7
5.1.1 Set Input Source..........................................................................................................................................................7
5.1.2 (Optional) Send Cabinet Config File............................................................................................................................8
5.1.3 Quick Configuration.....................................................................................................................................................8
5.2 Free Screen Configuration via VMP......................................................................................................................................9
6 Display Effect Adjustment..........................................................................................................................................................10
6.1 Set External Input Source Parameters................................................................................................................................10
6.1.1 View Input Source Information...................................................................................................................................10
6.1.2 Set Resolution and Frame Rate.................................................................................................................................10
6.1.3 Adjust Color...............................................................................................................................................................11
6.2 Set Internal Input Sources...................................................................................................................................................12
6.3 Set Output Parameters........................................................................................................................................................12
6.3.1 Adjust Screen Brightness...........................................................................................................................................12
6.3.2 Adjust Gamma and Color Temperature......................................................................................................................13
6.3.3 Set Low Latency........................................................................................................................................................14
6.3.4 Set Bit Depth .............................................................................................................................................................14
6.3.5 Set Sync Source........................................................................................................................................................15
7 Device Management..................................................................................................................................................................16
7.1 Set a Backup Device...........................................................................................................................................................16
7.2 Set an IP Address................................................................................................................................................................16
7.3 Enable Mapping ..................................................................................................................................................................16
7.4 Control Display Status.........................................................................................................................................................17
7.5 Diagnostics..........................................................................................................................................................................17
7.6 View the Firmware Version..................................................................................................................................................18
7.7 Reset to Factory Settings....................................................................................................................................................18
8 Basic System Settings...............................................................................................................................................................19
8.1 Set Language......................................................................................................................................................................19
8.2 Set Session Timeout............................................................................................................................................................19
8.3 View Service Information.....................................................................................................................................................19
9 Specifications.............................................................................................................................................................................20
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1 Overview
The KU20 is an LED display controller with 6 Ethernet ports in the brand-new control system COEX series of Xi’an
NovaStar Tech Co., Ltd. (hereinafter referred to as NovaStar). This controller offers 1x HDMI input, 6x Ethernet
outputs and 1x optical output. It can also work with the brand-new software VMP (Vision Management Platform) to
provide a better operation and control experience.
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2 Appearance
2.1 Front Panel
Name
Description
Running Indicator
Solid red: Standby
Solid blue: The device is being powered on.
Solid green: The device is running normally.
Flashing red: The device is running abnormally.
Standby Button
Press the button to power on or power off the device.
Hold down the button for 5s or longer to restart the device.
USB 2.0
Used to send cabinet configuration files and export the diagnostic result
LCD Screen
A 2.0-inch screen that displays the device status, menus, submenus and messages for
parameter settings
Knob
On the home screen, press the knob to enter the main menu screen.
On the main menu screen, rotate the knob to select a menu item or adjust the parameter
value. Press the knob to confirm the operation.
Hold down the knob and BACK button simultaneously for 5s or longer to lock or unlock
the buttons.
BACK
Go back to the previous menu or cancel the current operation.
2.2 Rear Panel
Inputs (INPUT area)
Type
Qty
Description
HDMI IN
1
Resolutions
Max resolution: 1920×1200@60Hz
Min resolution: 800×600@60Hz
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Max width/height
Max width: 3840 (3840×600@60Hz)
Max height: 2560 (800×2560@60Hz)
Frame rates
23.98/24/25/29.97/30/47.95/48/50/59.94/60/71.93/72/75/100/
119.88/120 Hz
EDID management
Support standard resolutions, up to 1920×1200@60Hz.
Support custom input resolutions.
HDCP
HDCP 1.4 compliant
Interlaced signal inputs
Not supported
Outputs (OUTPUT area)
Type
Qty
Description
1–6
6
Gigabit Ethernet output ports. Support hot backup between Ethernet ports.
Max load capacity per port:
8bit@60Hz: 650,000 pixels
10bit@60Hz: 325,000 pixels. When the controller works with the A10s Pro receiving
card, the capacity can be up to 480,000 pixels.
OPT
1
10G optical output port
HDMI LOOP
1
HDMI loop through
SPDIF
1
A digital audio output (Reserved)
Controls (CONTROL area)
Type
Qty
Description
ETHERNET
2
Gigabit Ethernet control ports. Support TCP/IP protocol and star topology.
They have the same functions without priority and order, and can be connected to VMP
software. No switch or router is needed to deploy multiple devices on the same LAN as
the network switching function is already built in.
AUX
1
An auxiliary connector that connects to the central control device (RS232) (Reserved)
Power
100-240V~,
50/60Hz, 1.5A
1
An AC power input connector and switch
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3 Applications
The KU20 has two typical application scenarios as shown below. In those application examples, the LED screen size
is 1920×1200.
Application 1: Synchronous Mosaic
Application 2: Long-Distance Transmission via OPT Ports
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4 Home Screen
After the device is powered on, the home screen is displayed as follows. On the home screen, press the knob to
enter the main menu screen.
Figure 4-1 Home screen
The home screen is shown in Figure 4-1 and the home screen descriptions are shown in Table 4-1.
Home screen descriptions
Classification
Content
Description
Top line
KU20
The device name
The device buttons are locked. This icon is not displayed when
the buttons are unlocked.
The buttons will be locked only in the following situations:
Hold down the knob and BACK button simultaneously for 5s or
longer.
Operate and control the device in VMP software.
The connection status of the Ethernet ports
Blue: Connected
Gray: Disconnected
192.168.0.10
The device IP address
For related operations, please refer to 7.2 Set an IP Address.
Input
HDMI1, Internal
The device input source type and status
Green: The signal is accessed normally.
Blue: The signal is accessed normally, but not used.
Red: The signal is not accessed, or the accessed signal is
abnormal.
Gray: The signal is abnormal and not used.
For the input source settings, please refer to 5.1.1 Set Input
Source.
Internal
The resolution and frame rate of the currently available input
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Classification
Content
Description
1920*[email protected]
source
For the resolution and frame rate settings, please refer to 6.1.2
Set Resolution and Frame Rate.
Screen
1920×1080@59.94Hz
The screen resolution and frame rate
The screen brightness
For the screen brightness settings, please refer to 6.3.1 Adjust
Screen Brightness.
Port
1–6
The statuses of the Ethernet ports
Blue: Connected
Gray: Disconnected
OPT
1–4
The statuses of the OPT ports
Blue: Connected
Gray: Disconnected
Bottom line
Sync: Active Input
The sync signal currently used and the signal status
Sync: Active Input: Sync with the frame rate of the current
input source
Sync: Genlock: Sync with the frame rate of the Genlock signal
Sync: Internal: Sync with the frame rate of the internal clock of
the device
Color code:
Blue: The signal is normal.
Red: The signal is abnormal.
For the synchronization settings, please refer to 6.3.5 Set Sync
Source.
The output display is frozen. After the screen is blacked out, this
icon is not displayed and is displayed.
For the display control settings, please refer to 7.4 Control
Display Status.
The temperature inside the chassis
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5 Screen Configuration
If the LED screen, cabinets, data flow and cabinets loaded by Ethernet ports can meet the following requirements,
you can configure the screen via the device front panel menu; otherwise, screen configuration in VMP will be your
ideal choice.
Screen: The LED screen must be a regular screen.
Cabinet: The cabinets must be regular ones of the same size, and function well.
Data flow: The data must run in the same way for all Ethernet ports and the data flow must be one of the
followings. The starting position of the data flow is the first cabinet of Ethernet port 1, and the connections are
made in sequence according to the serial number of the Ethernet port.
Cabinets loaded by Ethernet port: If nports are used to load the cabinets, the number of cabinets loaded by
each of the first (n–1) ports must be the same and the integral multiple of the number of cabinet rows or
columns, and it must be greater than or equal to the number of cabinets loaded by the last port.
5.1 Quick Screen Configuration via Front Panel Screen
5.1.1 Set Input Source
Select the desired input source and complete the related settings, such as resolution and frame rate. If the
resolutions of the input source and screen are the same, the image can be displayed pixel to pixel.Alower frame rate
may result in image flickering, while a higher frame rate helps stabilize the display image.
On the main menu screen, choose Input Settings > Select Input to select a video source.
Figure 5-1 Select input source
Perform the corresponding operations for the input source according to the input source type.
HDMI
a. Choose HDMI > EDID.
b. Set Mode to Custom or Standard, and then set the resolution and frame rate.
Custom: Set the resolution manually.
Standard: Select the desired resolution from the drop-down options.
c. After the settings are done, select Apply and press the knob.
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Internal sources
a. Choose Internal Source > Image, and then select a static picture or a motion picture.
b. When the relevant parameters of the image are displayed, set the parameters according to your actual
needs; otherwise, please skip this step.
c. Press the BACK button to go back to the upper-level menu and select Resolution.
d. Set Mode to Custom or Standard, and then set the resolution, frame rate and bit depth.
e. After the settings are done, select Apply and press the knob.
5.1.2 (Optional) Send Cabinet Config File
Send the cabinet configuration file (.rcfgx) to the cabinet and save it to display the image normally. Before the
operation, please store the cabinet configuration file in the root directory of the USB drive in advance.
Insert the USB drive into the USB connector on the device front panel.
On the main menu screen, choose Screen Configuration > Send Cabinet Config File.
Figure 5-2 Send cabinet config file
Select the target configuration file.
Select Yes in the displayed dialog box.
After the configuration file is successfully sent, a message appears on the menu screen and then then you will
automatically return to configuration file screen.
Press the BACK button to go back to the upper-level menu.
Select Save to RV Card.
Select Yes in the displayed dialog box.
After the configuration file is successfully saved, a message appears on the menu screen.
5.1.3 Quick Configuration
Set the screen configuration parameters to quickly complete the cabinet connection, so that the LED screen can
display the input source image normally.
On the main menu screen, choose Screen Configuration > Quick Configuration.
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Figure 5-3 Quick configuration
Select Yes in the displayed dialog box.
Set the following parameters as required.
Figure 5-4 Screen configuration parameters
Cabinet Row Qty: Set the quantity of cabinet rows.
Cabinet Column Qty: Set the quantity of cabinet columns.
Port 1 Cabinet Qty: Set the quantity of the cabinets loaded by Ethernet port 1.
Data Flow (Front View): Select the data flow for the cabinets loaded by Ethernet port 1.
H Offset: Set the horizontal offset of the displayed image.
V Offset: Set the vertical offset of the displayed image.
5.2 Free Screen Configuration via VMP
The VMP software can be used to configure either the regular screens or complex screens, and supports free wiring
of the cabinets, plus the ability of calculating the used loading capacity according to the cabinets that are actually
loaded. For the details of performing the free screen configuration, please refer to VMP Vision Management Platform
User Manual.
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6 Display Effect Adjustment
6.1 Set External Input Source Parameters
6.1.1 View Input Source Information
View the attribute values of the input source, including the resolution, frame rate, bit depth, color gamut, etc.
On the main menu screen, choose Input Settings > Select Input and select HDMI1.
Figure 6-1 Select Input
Choose HDMI > Infoframe.
Figure 6-2 Infoframe
View the input source information.
6.1.2 Set Resolution and Frame Rate
Set the resolution and frame rate of the input source. If the resolutions of the input source and screen are the same,
the image can be displayed pixel to pixel. A lower frame rate may result in image flickering, while a higher frame rate
helps stabilize the display image.
On the main menu screen, choose Input Settings >HDMI > EDID.
Figure 6-3 EDID
Set Mode to Custom or Standard, and then set the resolution and frame rate.
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Figure 6-4 EDID parameters
Custom: Set the resolution manually.
Standard: Select the desired resolution from the drop-down options.
After the settings are done, select Apply and press the knob.
6.1.3 Adjust Color
Set the input source override parameters and adjust the color. The override parameters will be used in the calculation
of color adjustment. If the values of these parameters are not set manually, the values that come with the input
source can be used.
On the main menu screen, choose Input Settings > HDMI > Infoframe Override.
Figure 6-5 Infoframe override
Set the following override parameters as required.
Figure 6-6 Override parameters
Select From Input and the device will read the attribute value that comes with the input source.
Press the BACK button to go back to the upper-level menu.
Select Color Adjustment.
Set the related parameters.
Black level is used to adjust the contrast of the dark areas of the image.
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6.2 Set Internal Input Sources
Select the internal source stored in the device and set the related parameters for screen testing and troubleshooting.
On the main menu screen, choose Input Settings > Internal Source > Image.
Figure 6-7 Internal source
Select a static picture or a motion picture.
When the relevant parameters of the image are displayed, set the parameters according to your actual needs;
otherwise, please skip this step.
Press the BACK button to go back to the upper-level menu and select Resolution.
Set Mode to Custom or Standard, and then set the resolution, frame rate and bit depth.
Figure 6-8 Resolution parameters
Custom: Set the resolution manually.
Standard: Select the desired resolution from the drop-down options.
After the settings are done, select Apply and press the knob.
6.3 Set Output Parameters
6.3.1 Adjust Screen Brightness
Adjust and save the screen brightness.
On the main menu screen, select Screen Brightness and then the brightness value becomes editable.
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Figure 6-9 Screen brightness
Rotate the knob to adjust the brightness to the target value, and then press the knob to confirm.
Choose Screen Configuration > Save to RV Card.
Figure 6-10 Save to RV card
Select Yes in the displayed dialog box.
After the brightness value is successfully saved, a message appears on the menu screen.
6.3.2 Adjust Gamma and Color Temperature
Adjust and save the Gamma and color temperature.
On the main menu screen, choose Advanced Functions > LED Screen Color.
Figure 6-11 LED screen color
Adjust the Gamma value.
1. Select Gamma and then the value becomes editable.
2. Rotate the knob to adjust the Gamma to the target value, and then press the knob to confirm.
Adjust the color temperature value.
1. Select Color Temperature and then the value becomes editable.
2. Rotate the knob to adjust the temperature to the target value, and then press the knob to confirm.
If you want to restore the parameters to the defaults, select Reset.
Press the BACK button to go back to the main menu, and then choose Screen Configuration > Save to RV Card.
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Figure 6-12 Save to RV card
Select Yes in the displayed dialog box.
After the values are successfully saved, a message appears on the menu screen.
6.3.3 Set Low Latency
Turn on the low latency function to reduce the delay at the sending card, or increase the delay when the device is
used with high-latency equipment.
On the main menu screen, choose Advanced Functions > Output Settings.
Figure 6-13 Low latency
Perform any of the following operations as required.
Enable low latency
Set the Low Latency switch to to enable the low latency function.
Set additional frame delay
a. Select Additional Video Delay and then the value becomes editable.
b. Rotate the knob to adjust the parameter to the target value, and then press the knob to confirm.
6.3.4 Set Bit Depth
Set the output bit depth of the input source.
On the main menu screen, choose Advanced Functions > Output Settings.
Figure 6-14 Bit depth
Select Bit Depth and then select the desired bit depth value from the drop-down options.
If Auto is selected, the output bit depth is the same as the input bit depth.
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6.3.5 Set Sync Source
Select a synchronization signal for the display frame rate and set the phase offset.
On the main menu screen, choose Advanced Functions > Output Settings > Synchronization.
Figure 6-15 Synchronization
Select Sync Source and then select the desired sync source from the drop-down options.
Current Input: Sync with the frame rate of the current input source.
Internal: Sync with the frame rate of the controller's internal clock.
Press the BACK button to go back to the upper level menu.
Select Sync Shift.
Choose Adjustment Mode and then select the desired mode from the drop-down options. When you select Phase
Angle or Percentage, please set the corresponding value.
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7 Device Management
7.1 Set a Backup Device
Specify a backup device for the current device so that the backup device can take over the primary device when it
fails.
On the main menu screen, choose Advanced Functions > Device Backup.
Figure 7-1 Device backup
Choose Select Backup Device.
Select a device from the devices found.
Select Yes in the displayed dialog box.
A prompt will be displayed after the operation is successful.
7.2 Set an IP Address
Manually set a static IP address for the device or set up the device to automatically obtain an IP address.
On the main menu screen, choose Communication Settings > Network Settings.
Figure 7-2 Network settings
Choose Mode and then select a mode from the drop-down options.
Manual: Manually set a static IP address for the device.
Auto: The device automatically obtains an IP address.
If the manual mode is selected, set an IP Address, Subnet Mask and Default Gateway and select Apply. If the
automatic mode is selected, this step is not required.
If you want to reset the network parameters to the defaults, select Reset.
7.3 Enable Mapping
After the Mapping function is enabled, cabinets can display the controller number, Ethernet port number and
receiving card number, allowing users to easily obtain the locations and connection topology of receiving cards.
On the main menu screen, choose Screen Configuration > Mapping.
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Figure 7-3 Mapping
Enable the Mapping function by toggling on this switch .
7.4 Control Display Status
Set the display loaded by the controller to a black screen or frozen status.
On the main menu screen, choose Display Control.
Figure 7-4 Display control
Select a display status as required.
Normal: Display the normal output screen.
Freeze: Make the output screen always display the current frame. The input source is played normally.
Blackout: Make the output screen go black. The input source is played normally.
7.5 Diagnostics
Perform device diagnostics, then view and export the result.
On the main menu screen, choose System Settings > Diagnostics.
Figure 7-5 Diagnostics
Select Yes in the displayed dialog box.
After successful diagnostics, do any of the following as required.
View the diagnostic result
a. Select View Results to enter the report page.
b. View the information of MCU, FPGA, motherboard voltage, temperature inside the device, and more.
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