Meridian America hdmax 421 User's Manual
Contents
1. gt YPMiAX 121 Extender amp 421 Switch MERIDIAN HIGH DEFINITION VIDEO LINK HDMAX 421 Switch top and 121 Extender right Above rear panels showing connections Not to the same scale BOOTHIRO YD STUART MERIDIAN The High Density Multimedia Interface or HDMI is ideal for connecting High Definition digital video sources to digital displays such as projectors and flat panels HDMI also allows high quality digital audio to be carried along the same cable In addition HDMI carries digital video with definitions up to 1080p the highest definition currently available on display equipment and significantly in advance of the capabilities of existing HD broadcasters which are generally 720p or 1080i The latest release of the specification allows up to six channels of high resolution 24 bit digital audio to be carried at sampling rates up to 96 kHz in addition to bitstream data This corresponds to the multichannel specification for high resolution audio disc formats such as DVD Audio and DualDisc and emerging high density audio video disc formats The HDMAX121 Extender uses active termination automatic cable equalisation buffering and de jittering to achieve extended HDMI DVI cable runs while the HDMAX421 Switcher offers four into one HDMI switching with both local and multiple remote control capability Broadcast quality High Definition HDMI DVI extender amp four way switch Allows cable runs of up to 502. DMI HDMI from Meridian player _ DVI HDMI converter cable HDMAX421 DS a MERIDIAN DVD COMPUTER W DVI F HD SATELLITE RECEIVER HD VCR Information contained in this data sheet is correct as far as possible but Meridian Audio accepts no liabil ity for errors or omissions E amp OE Trademarks are the property of their respective owners Meridian Audio reserves the right to amend product specifications at any time Text amp images 2005 Meridian Audio Ltd nder amp 421 Switch Switcher Specifications 220 x 44 x 120 mm 8 6 x 1 75 x 4 7 in WxHxD inc feet Four HDMI connectors for inputs 1 4 Input 1 includes special sensing for Meridian player One HDMI output connector One Meridian Comms DIN connector One Meridian Comms BNC connector One DB9 RS232 interface 9600 bits sec 8N1 Power input socket barrel type centre positive Per input LED indicates valid solid invalid flashing HDMI input selected Front panel button manually steps through inputs RS232 input selection control via Meridian DVD A V player infrared control with G12 sensor not sup plied Unit accepts DC in the range 6 15V lt 3VA W selected The selected input indicator comes on solidly when an HDMI input is valid and flashes when it is invalid The 421 Switch is powered by a separate univer sal voltage supply or may be powered by any DC supply from 6 to 15V at under 3W It has rubber feet that may be remov
3. ed to reveal mounting holes for permanent installation Both the 121 Extender and 421 Switch pass both HDMI audio and video and are completely transparent to handshaking control and data signals with extremely high bandwidth and virtually zero latency BOOTHROYD STUART MERIDIAN Meridian Audio Limited Latham Road Huntingdon Cambridgeshire PE29 6YE United Kingdom Tel 44 0 1480 445678 Fax 44 0 1480 445686 Meridian America Inc 8055 Troon Circle Suite C Austell Atlanta GA 30168 7849 USA Tel 1 404 344 7111 Fax 1 404 346 7111 Email info meridian audio com Web www meridian audio com HDMAXDS v1 2 e 20050831 RE
4. metres 150 ft Improved image quality lower noise greater stability Automatic signal correction 4 into 1 HDMI switch box allows simple input selection under remote control Carries HDMI 6 channel 24 96 amp bitstream audio and video at up to 1080p DVI compatible adaptor cables required Placed towards the display end of the HDMI path the 121 Extender allows HDMI cable runs of up to about 50 metres 150 feet This is particularly useful when a digital video display device such as a projector is a considerable dis tance from the video source driving it The unit is typically placed near the projector or other display device Proprietary active termination automatic cable equalisation buffering and de jittering technology visibly improve image quality reduce noise and stabilise the video even on short cable runs The automatic signal correction allows signals between 20dB and 6cB to be restored to perfect level edges and eye pattern making the Extender an ideal HDMI or DVI problem solver The 121 Extender is a small box designed to bolt into position unobtrusively near the display unit it may also be positioned part way down the signal path The unit has one input and one out put the output is connected via a short HDMI cable to the display while the input is connected via a long cable to the video source component DVI HDMI cables can be used with DVI sources and destinations The 121 Extender is powe
5. red by an external universal voltage supply or may be operated by any DC supply from 6 to 15V at under 2W consumption making it suitable for powering from a projector trigger source for example It can also be powered from the HDMI cable itself in some circumstances An indica tor LED illuminates when lock is established a power indicator LED is also included The 421 Switch is a four input one output HDMI switching unit with extremely wide band width and employing proprietary technology to switch high resolution digital HDMI video and audio Each input also includes Meridian s HDMI Extender technology to improve image quality and stability and reduce noise and jitter on both short and long cable runs 121 Exte HDMAX MERIDIAN HIGH DEFINITION VIDEO LINK Extender Specifications Dimensions 73 x 30 x 130 mm 2 85 x 1 2 x 5 1 in WxHxD overall Dimensions I O One HDMI input connector I O One HDMI output connector Power input socket barrel type centre positive Indicators Power lock LEDs Power Unit accepts DC in the range 6 15V lt 2VA W Common specifications Indicators Cable lengths 0 to 50m over 24 AWG Shielded twisted pair 0 to 36m over 28 AWG STP Conal 0 to 30m over 30 AWG STP REON Compatibility 480i 480p 720p 1080i and 1080p DTV resolutions Auto correction Signals between 20dB and 6dB are restored to perfect level edges and eye pattern Power Construction Mild steel finished in matte black Power s
6. upply Universal voltage external PSU G29043 supplied The 421 Switch can be controlled in several ways For direct use a front panel button al lows the users to step through the inputs LEDs indicate which input is selected For serial control a 9600 baud serial port is pro vided allowing interfacing via RS232 command In addition sources may be assigned to different inputs eg DVD input 1 etc Input 1 on the 421 Switcher also automatically senses the presence of a Meridian DVD Audio Video player When the Meridian player detects the presence of a Switcher a range of ad ditional options become available in the player s on screen display allowing video sources to be assigned to the other Switcher inputs instead of going via the player s internal format conversion and scaling Player firmware revision 1 86 or later required This allows the unit to be controlled via Meridian Comms DIN or BNC so as to select the correct input automatically when a source is selected in a Meridian system A G12 infrared sensor may be connected via a Comms port for infrared remote control capabilities Input assignment can also be carried out in the Meridian configuration application The 421 Switch includes indicators correspond ing to each input to show which is currently HDMAX121 UP TO 150ft Typical application using HDMI and HDMI DVI converter cables HDMI to DVI CABLE DVI DISPLAY DVI to HDMI CABLE H
Download Pdf Manuals
Related Search