HD-SDI/SDI To DVI-D and Audio Converter User Manual
Contents
1. 1 800 517 8431 HDP HD SDI SDI To DVI D and Audio Converter User Manual AJA AJA VIDEO SYSTEMS INC September 22 2006 P N 101657 Test Equipment Depot 800 517 8431 99 Washington Street Melrose MA 02176 FAX 781 665 0780 TestEquipmentDepot com AJA HDP HD SDI SDI to DVI D and Audio Converter User Manual Introduction Introduction The HDP is a miniature HD SDI SDI to DVI D converter for LCD or Plasma monitors Using a very high quality scaling engine the HDP will automatically size 4x3 or 16 x 9 inputs to many DVI D monitors For appropriate monitor configurations scaling is automatically 1 to 1 for example displaying 1920 x 1080 video on a WUXGA 1920x1200 monitor The HDP will also automatically adapt the input frame rate for monitor compatibility In addition the HDP provides 2 channel RCA style audio monitoring and 2 looping outputs of the SDI inputs The HDP is designed for use as a general monitoring device perfect for use in applications such as e General post production reference monitoring e Client monitoring e Presentation e Projection e Corporate displays e Kiosk applications e and much much more The scaling engine in the HDP makes it a simple and effective way to get full screen images from a myriad of SD and HD sources Note The HDP is not intended as a critical viewing device for applications such as color correction etc We recommend professional broadcast grade monit2. 42 supported on HDP serial numbers H05019 or higher e Barco LC 47 supported on HDP serial numbers H05019 or higher e Westinghouse LVM 37wl Automatic 1080p Support Monitors that report 1920x1080 in their Prefered Timing Mode section of EDID readback will receive a 1920x1080p signal from the HDP Manual 1080p Support The HDP can be configured manually for 1080p This is discussed under User Controls later in this manual l Many manufacturers claim to display 1080p50 or 1080p60 This is often misleading While it is true that the image they present is at 1080p50 or 1080p60 this does not necessarily mean that the DVI input will accept a 1080p50 or 1080p60 signal The Recommended monitors noted here Barco LC 43 LC47 and Westinghouse LVM 37wl are known to accept 1080p at 50 59 94 60Hz Test Equipment Depot 800 517 8431 99 Washington Street Melrose MA 02176 FAX 781 665 0780 TestEquipmentDepot com AJA HDP HD SDI SDI to DVI D and Audio Converter User Manual Video Scaling 5 VESA Mode For DVI D monitors not on the recommended list the HDP will use standard VESA timing based on the particular monitors preferred timing as determined by the EDID communication with the monitor Because VESA timing standards are not based on video formats the HDP cannot frame lock to the input video and will operate like a frame synchronizer it will frame rate convert by adding or dropping frames as needed If a part
3. 780 TestEquipmentDepot com E AJA AJA VIDEO SYSTEMS INC Switch 1 SCALE Turns Scaling On or Off Normal Operation Turns scaling off the picture will output 1 1 Note only works when it is possible to display the entire unscaled raster For example it is not possible to display a 1920 x 1080 input on a 1600 x 1200 monitor Use a 1920 x 1200 WUXGA monitor for optimal performance 1 1 scaling will then be supported for all input formats Switch 2 FULLSCRN Selects Scaling Mode when SW1 is ON Normal Operation aspect ratio preserved Scaler always fills screen as described in Video Scaling Switch 3 AUDIO Selects Two AES Channels for Disembedding Selects AES Channels 1 and 2 for selects AES Channels 3 and 4 for disembedding disembedding from the SDI stream from the SDI stream Switch 4 AUX Forced 720p 1080p or Normal Output Normal Operation Forces output to 720p or 1080p as determined by the internal jumper 2 With jumper 2 removed default it forces 720p With jumper 2 installed it forces 1080p Jumpers are described later in this manual 2 For HDPs with Serial Number H05019 and later Internal Jumpers 1 2 and 3 The 3 position jumper information shown on the following page does not apply to HDPs with serial numbers below H05019 AJA HDP HD SDI SDI to DVI D and Audio Converter User Manual Installation pg Internal Jumper Jumper 1 default removed Jumper 2 defa
4. TEMS INC Specifications ftom Stectfcaon OOOO OO 1080i 1080p 720p 525i 625i Outputs DVI D E DDC and E EDID compatible Audio 2 channel RCA style outputs 10dBV nominal 2 Looping SDI outputs of the SDI inputs Supported Output Displays 640 x 480 VGA native resolution 800 x 600 SVGA Note for resolutions not listed 848 x 480 Plasma here the HDP defaults to 852 x 480 Plasma 1024 x 768 1024 x 600 WSVGA 1024 x 768 XGA 1280 x 720 HDTV 1280 x 768 WXGA 1280 x 960 4 3 SXGA 1280 x 1024 SXGA 1360 x 768 Plasma 1366 x 768 Plasma 1600 x 1024 WSXGA 1600 x 1200 UXGA 1680 x 1050 Apple 20 Cinema HD 1920 x 1200 WUXGA Maximum DVI resolution 1920 x 1200 60Hz Power 5 to 18v DC regulated 5 watts AJA power supply model DWP or DWP U Test Equipment Depot 800 517 8431 99 Washington Street Melrose MA 02176 FAX 781 665 0780 TestEquipmentDepot com
5. do not match This is done with a combination of horizontal stretch and zoom for 4 x 3 video on a 16 x 9 monitor or a combination of horizontal squeeze and zoom for 16 x 9 video on a 4 x 3 monitor Both of these operations crop part of the image and slightly distort the aspect ratio E AJA AJA VIDEO SYSTEMS INC Vertical Locking anO aE 50 59 94 60Hz Video 23 98 24Hz Video Block Diagram Depending on the input frame rate and the capabilities of the monitor in use the HDP will provide a vertically locked signal to the monitor Because most DVI monitors have their own internal scaling the internal scaler of the monitor may or may not lock vertically to the HDP output The recommended monitor list shown below lists only monitors which have been tested for proper vertical lock The HDP works with many LCD and Plasma monitors not shown on the recommended monitor list however these monitors may have one of two types of issues associated with not being vertically locked Frame add drop The monitor occasionally adds or drops a frame of video which appears as discontinuous motion For example a moving object may appear to briefly pause or jump ahead Motion tearing The monitor displays video from 2 different fields or frames on screen This appears as a horizontal discontinuity in the video during motion For example a moving object may appear to be split horizontally with the upper part ahead or behind the lower part Whe
6. icular monitor reports a preferred timing mode that is not supported by the HDP the HDP will default to standard XGA 1024 x 768 60Hz timing Monitors tested for Compatibility in VESA Mode e HP HPL2335 e Samsung 170T e Samsung 213T e Samsung 243T e Samsung 173P e Dell 2405FPW Video Scaling As shown in the graphic below the HDP will scale the input video to the best fit for a given monitor and video input In cases where the input video and the monitor are already the same or similar the HDP automatically turns off scaling For example a 1920 x1080 video and a 1920 x1200 monitor will not be scaled Full Screen letterbox 16 x 9 Monitor 4 x 3 Monitor 16 x 9 Video Pillarbox Full Screen 16 x 9 Monitor 4 x 3 Monitor 4 x 3 Video Note The HDP also properly supports 16 10 and 5 4 monitors If the HDP scaling is turned off with user control Dipswitch 1 the input raster will be displayed unscaled This means that input rasters smaller than the monitor appear as a floating image surrounded by black For example a 1280 x 720 image on a 1920 x 1200 monitor only fills about 40 of the screen Standard definition inputs unscaled on a 1920 x 1200 monitor only fill about 20 of the screen This mode will only work when the input raster is smaller than the monitor resolution The Full Screen mode controlled by Dipswitch 2 causes the scaler to fill the monitor screen when the input and monitor aspect ratios
7. n the HDP is either automatically or manually configured for video standard timing the output frame rate is based on the following incoming frame rates The HDP will generate a vertically locked output at that same frequency The HDP will frame rate convert to either 59 94 or 60Hz respectively Video Scaler and en ae Transmitter Audio Disembedder SDI HD SDI SDI Receiver Input i DVI D Output SDI HD SDI SDI Transmitter Output 2 Channel SDI HD SDI Analog Audio Output C Output HDP Converter Simplified Block Diagram AJA HDP HD SDI SDI to DVI D and Audio Converter User Manual I O Connections I O Connections 2 Channel Unbalanced Analog Audio SD HD SDI Input RCA Jacks BNC SD HD SDI Loop Output 1 Output DVI Connector SD HD SDI Loop Output 2 5 18VDC Power Input HDP Converter User Controls The user interface for the HDP is a 4 switch DIP accessible through a cut out in the bottom of the unit Use the DIP switches to enable disable and configure scaling modes and assign which AES audio channels are disembedded An internal Jumper block with 3 jumpers allows further configuration possibilities in the event your application doesn t require the factory defaults lt The exact function of each DIP switch and the jumpers are described on the following pages Test Equipment Depot 800 517 8431 99 Washington Street Melrose MA 02176 FAX 781 665 0
8. ors for such critical applications Features e Converts HD SDI SDI to DVI D for LCD Plasma monitors e Automatically adapts to most LCD monitors up to 1920 x 1200 e High quality scaling engine for proper display of 4 x 3 or 16 x 9 content e Scaling is 1 to 1 for appropriate user selectable monitor configurations e 2 channel RCA Jack audio output e 2 HD SDI SDI looping outputs e Flexible 5 18V power supply e External Dipswitch Configuration AJA AJA VIDEO SYSTEMS INC About Monitor Compatibility The HDP is designed to work with most DVI D monitors The HDP uses the industry standard EDID communication protocol within the DVI link to communicate with the monitor and then adjust the DIP s internal scaling engine to scale the input video to the native resolution of the monitor However due to the hundreds of variations of DVI formats currently in use proper operation with all monitors cannot be guaranteed The HDP has 2 modes of operation that occur automatically depending on what monitor it is attached to Recommended Monitor Mode and VESA Mode Recommended Monitor mode For recommended monitors there is custom firmware that will provide an accurate frame locked image for all supported SDI and HD SDI input formats The HDP automatically determines the monitor it is connected to Recommended Monitors e Apple 23 HD Cinema model M9178LL A aluminum bezel e Sony 23 model SDM P234 e Viewsonic VP231wb e Barco LC
9. ult removed Jumper 3 default installed Installed Anamorphic SD Installed 1080p Mode This jumper is provided as a spare SD sources will be scaled 1080p will be output when DIP switch 4 Whether installed or removed it has appropriately based on 16x9 original is in the ON position This jumper has no effect content no effect when switch 4 is in the OFF position Removed Normal SD default SD sources will be scaled Removed 720p Mode default appropriately based on 4x3 original 720p will be output when switch 4 is in content the ON position This jumber has no effect when switch 4 is in the OFF position To access this jumper remove the four phillips screws securing the back side of the HDP case the side having the DIP switch access hole in it Once the case cover is removed locate the jumpers next to the two stereo RCA audio jacks Jumper positions 1 through 3 are clearly marked on the circuit board next to the jumper Defaults Shown Here 1 OFF 2 OFF 3 ON IL o Installation Typically HDP installation consists of the following steps 1 Ensure the HDP is disconnected from power Configure the DIP switch for the desired configuration and video scaling Connect video equipment to the convertor BNCs and DVI connector Connect audio equipment to RCA connectors optional Wm QW N Apply 5 to 18VDC power to the converter AJA power supply model DWP or DWP U AJA AJA VIDEO SYS
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