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digitalview ALR-1400 Instructions Manual

Pc, dvi interface controller for tft panel
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CONTENTS
Page: 2. Revision history
3. Introduction, How to Proceed, Usage Note, Disclaimer
4. System design – Diagram of a suggested system
5. Assembly notes – Important information about system elements
7. Connection & Operation – How to use the controller
10. Connectors, pinouts & jumpers – Essential connection information
20. Controller dimensions
21. Application notes
23. Troubleshooting
24. Specifications
25. Appendix I – Graphic Mode Support Table
26. Appendix II – RS-232 control protocols
30. Appendix III – Mapping definition
32. Appendix IV – Auto Color Gain
33. Warranty, Caution & Limitation of Liability, Trademarks
34. Contact details
It is essential that these instructions are read and understood before connecting or
powering up this controller.
Specifications subject to change without notice
© Digital View Ltd – Doc Ver 2.01: 8 July, 2016
PC, DVI INTERFACE CONTROLLER
FOR TFT PANEL
Model: ALR-1400
Part number : 41710003X/4X-3 or up
INSTRUCTIONS
1 of 34
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Summary of Contents for digitalview ALR-1400

  • Page 1 PC, DVI INTERFACE CONTROLLER FOR TFT PANEL Model: ALR-1400 Part number : 41710003X/4X-3 or up INSTRUCTIONS CONTENTS Page: 2. Revision history 3. Introduction, How to Proceed, Usage Note, Disclaimer 4. System design – Diagram of a suggested system 5. Assembly notes – Important information about system elements 7.
  • Page 2 Revision History Date Rev No. Page Summary 10 Sept 2015 1.00 Features added for up to P/N 417100042-3 4 March 2016 2.00 Add feature done on V1.97.00 firmware to implement the direct access key for Backlight Brightness increase & decrease. 11, 18 Revised the connector type used on CN8, CNA1, CNB2 &...
  • Page 3 Introduction Designed for LCD monitor and other flat panel display applications, the ALR-1400 controller provides easy to use interface controller for: TFT (active matrix) LCDs with LVDS interface of 1400x900, 1366x768, 1280x1024, 1280x800, 1280x768, 1024x768, 1024x600, 800x600, 800x480, 640x480, 480x234 resolution;...

  • Page 4: System Design

    A typical LCD based display system utilising this controller is likely to comprise the following: Summary: LCD panel LCD controller card, ALR-1400 LVDS cable (for connection with LVDS panel) TTL cable (for connection with TTL panel) Inverter for CCFT backlight (if not built into LCD)

  • Page 5: Assembly Notes

    ASSEMBLY NOTES This controller is designed for monitor and custom display projects using 1440x900, 1366 x 768, 1280 x 1024, 1280 x 800, 1280 x 768 or 1024 x 768, 1024 x 600, 800 x 600, 800 x 480, 640 x 480 or 480 x 234 resolution TFT panels with a VGA, SVGA, XGA, SXGA signal input.
  • Page 6 Other issues that may affect safety or performance. • PC Graphics Output: A few guidelines: • • • • Signal quality is very important, if there is noise or instability in the PC graphics output this may result in visible noise •...

  • Page 7: Connection And Operation

    Power supply & Controller: Plug the DC 12V / 24V power in to the connector PP2. You can consider to use DigitalView mating power cable P/N 426013800-3, 160mm. Power on: Switch on the controller board and panel by using the OSD switch mount.
  • Page 8 LCD DISPLAY SYSTEM SETTINGS NOTE: By way of explanation the following refers to a set of sample buttons that may be obtained as an option. In addition to power on/off and connection for backlight brightness the controller provides an On Screen Display of certain functions which are controlled by 5 momentary type buttons (analog VR type) or 8 momentary type buttons (digital type): Controls Analog VR type...
  • Page 9 Exit Exit the OSD menu and save the settings Brightness and Contrast Brightness Increase/decrease brightness level. Press – or + (- + ) Total : 256 steps Contrast Increase/decrease panel contrast level. Press – or + (- + ) Total : 192 steps Backlight4 4 4 4 Invert B/L Invert : Invert for the backlight brightness...
  • Page 10 Image Vertical Use +/- to move the image vertically Press – or + (- Position* Exit the OSD menu Exit Utilities OSD setting 4 4 4 4 OSD Timeout : 0 / 10 / 20 / 30 / 40 / 50 / 60 seconds (Always on when set to 0) Press –...

  • Page 11: Connectors, Pinouts & Jumpers

    CONNECTORS, PINOUTS & JUMPERS The various connectors are: Summary: Connectors Purpose Description LVDS panel signal Hirose 40-pin, DF13-40DP-1.25DSA (Mating type : DF13-40DS-1.25C) TTL panel signal Hirose 40-pin, DF20G-40DP-1V (Mating type : DF20A-40DS-1C) TTL Panel signal Hirose 50-pin, DF20G-50DP-1V (Mating type : DF20A-50DS-1C) Serial control (for firmware JST 6-way, B6B-XH-A or compatible (Mating type : XHP-6 or compatible) programming or RS-232 control...
  • Page 12 Summary: Jumpers setting Purpose Note On board +5V power enable 1-2 & 3-4 closed, factory set, do not remove Panel power voltage select See panel voltage setting table 1 CAUTION: Incorrect setting will cause panel damage Panel power voltage select See panel voltage setting table 1 CAUTION: Incorrect setting will cause panel damage Backlight inverter on/off control –...
  • Page 13 Input voltage via Panel Voltage Jumper on board 3.3V 3V3 closed 1-3 & 2-4 5V closed 1-3 & 2-4 24VDC** 12V closed 3-5 & 4-6 18V closed 3-5 & 4-6 ** Please make sure the backlight inverter must support 24V supply. Because CNA1 pin 1 and CNB1 pin 2 will output 24VDC if input 24VDC via PP2.
  • Page 14 NEC NL6448BC20-30 640x480 NEC NL10276BC20-18 1024x768 For additional and recent added panels, see ALR-1400 panel support table at http://www.digitalview.com/controllers/csg.php (1) Only effective on V1.31 or up version. (2) Only effective on V1.61.00 or up version. (3) Only effective on V1.76.00 or up version.
  • Page 15 A and B. Set ON for TTL panels. The most current list can be found the controller solution generator at http://www.digitalview.com/controllers/csg.php Specifications subject to change without notice 15 of 34 © Digital View Ltd – Doc Ver 2.01: 8 July, 2016...
  • Page 16 CN1 – Panel connector: Hirose, DF13A-40DP-1.25DSA (Matching type : DF13-40DS-1.25C) SYMBOL DESCRIPTION TXA0+ Positive differential LVDS data bit A0 TXA0- Negative differential LVDS data bit A0 TXA1+ Positive differential LVDS data bit A1 TXA1- Negative differential LVDS data bit A1 Reserved Reserved TXA2+...
  • Page 17 Ground No connection No connection Even data bit B0 Even data bit B1 Even data bit B2 Even data bit B3 Even data bit B4 Even data bit B5 Even data bit B6 Even data bit B7 Ground Ground Dot clock No connection CN3 –...
  • Page 18 CN8 – RS-232 serial control: JST B6B-XH-A or compatible (Mating type : XHP-6 or compatible) SYMBOL DESCRIPTION SDATA Reserved SCLK Reserved RS-232 Tx data Ground RS-232 Rx data CNA1 - Auxiliary power output: JST S4B-XH-A or compatible (Mating type : XHP-4 or compatible) SYMBOL DESCRIPTION AUX POWER...
  • Page 19 P1 - Analog VGA input – DB-15 way high density 3 row SYMBOL DESCRIPTION Red, analog Green, analog Blue analog Reserved for monitor ID bit 2 (grounded) DGND Digital ground AGND Analog ground red AGND Analog ground green AGND Analog ground blue DDC_5V +5V power supply for DDC (optional) DGND...

  • Page 20: Controller Dimensions

    CONTROLLER DIMENSIONS The maximum thickness of the controller is 15.8mm (measured from bottom of PCB to top of components, including any underside components & leads). We recommend clearances of: 5mm from bottom of PCB - if mounting on a metal plate we also recommend a layer of suitable insulation •...

  • Page 21: Application Notes

    APPLICATION NOTES USING THE CONTROLLER WITHOUT BUTTONS ATTACHED This is very straightforward by following the steps below : Firstly setup the controller/display system with the buttons. With controls attached and display system active make any • settings for colour and image position as required then switch everything off. Use a jumper to close JP6 jumper, this will fix the board On.
  • Page 22 Design Guideline for making VR circuitry : Signal description / Notes : 1) R1 : 470ohm on board 2) RPOT is an external potentiometer (in-line dip style) that can be plugged directly into CNC1 pins 3,4,5. RPOT must be supplied / installed by user. 3) BVR_B : Voltage tapped from “top”...

  • Page 23: Troubleshooting

    TROUBLESHOOTING General A general guide to troubleshooting a flat panel display system it is worth considering the system as separate elements, such Controller (jumpers, PC settings) Panel (controller, cabling, connection, panel, PC settings) Backlight (inverter, cabling, backlight tubes) Cabling Computer system (display settings, operating system) Through step by step cross checking with instruction manuals and a process of elimination to isolate the problem it is usually possible to clearly identify the problem area.

  • Page 24: Specifications

    SPECIFICATIONS Panel compatibility 1400x900, 1366x768, 1280x1024, 1280x800, 1280x768, 1024 x 768, 1024x600, 800x600, 800x480, 640x480 or 480x234 resolution TFT LVDS or TTL LCD’s support. No. of colours Up to 3 x 8 bit providing 16.7 million colours. Vertical refresh rate SXGA, XGA, SVGA, VGA resolution up to 60Hz.

  • Page 25: Appendix I - Graphic Mode Support Table

    Appendix I – Graphic Mode Support Table Mode Resolution Clk [MHz] Horizontal Vertical Sync Mode freq [KHz] freq [Hz] E1_70 640x350 25.175 31.469 70.087 Digital Separate Sync 70Hz E2_70 640x400 25.175 31.469 70.087 Digital Separate Sync 70Hz V_60 640x480 25.175 31.469 59.940 Digital Separate Sync...

  • Page 26: Appendix Ii - Rs-232 Control Protocols

    The OSD function can be controlled through sending the RS-232 protocol. The RS-232 program can be custom-made to fit for application or it can be used the program provided by Digitalview on request. Please contact your local sales for informations.
  • Page 27 Sharpness 0x8a, Set sharpness = Sharpness. n | “+” | “-” | value/increment/decrement “0x30” – 0 (Default) “r” | “R” | Reset “0x31” – 1 “?” Query “0x32” – 2 “0x33” – 3 “0x34” – 4 “0x35” – 5 “0x36” – 6 Frequency 0x8b, Set H active size =...
  • Page 28 control** “r” | “R” | Reset Range: “?” Query D/A : “0””0”-“6””4” 100Hz : “0””0” ~ “6””4” 120Hz : “0””0” ~ “6””4” 140Hz : “0””0” ~ “6””4” 160Hz : “0””0” ~ “6””4” 180Hz : “0””0” ~ “6””4” 200Hz : “0””0” ~ “6””4” 220Hz : “0””0”...
  • Page 29 “nnnn” = BIOS ver. “nn.nn” version Query PCBA 0xcb, “1” Read PCBA number “nnnn” = PCBA number number ALR-1400=”41710” Load factory 0xce Reset all parameters to factory “1” – successful. defaults default value # - Function in ARGB mode only...

  • Page 30: Appendix Iii - Mapping Definition

    Appendix III – Mapping definition Definition of Mapping A : • Specifications subject to change without notice 30 of 34 © Digital View Ltd – Doc Ver 2.01: 8 July, 2016 Page...
  • Page 31 Definition of Mapping B : • Specifications subject to change without notice 31 of 34 © Digital View Ltd – Doc Ver 2.01: 8 July, 2016 Page...

  • Page 32: Appendix Iv - Auto Color Gain

    Appendix IV – Auto Color Gain The Auto Color Gain function is supported in the ARGB mode only and is designed to calibrate the controller to the incoming video signal. In order to calibrate correctly, the display must be displaying an image containing both black and white data (see illustration below) when the function is used.

  • Page 33: Warranty

    TRADEMARKS The following are trademarks of Digital View Ltd: Digital View • ALR-1400 • Specifications subject to change without notice 33 of 34 © Digital View Ltd – Doc Ver 2.01: 8 July, 2016...

  • Page 34: Contact Details

    Digital View Ltd Floor Bamboos Center 52 Hung To Road Kwun Tong Hong Kong Tel: (852) 2861 3615 Fax: (852) 2520 2987 Sales: hksales@digitalview.com EUROPE Digital View Ltd. 6 Marylebone Passage, London, W1W 8EX Tel: +44-(0)20-7631-2150 Fax: +44-(0)20-7631-2156 Sales: uksales@digitalview.com Digital View Inc.

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