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Summary of Contents for Contemporary Research QMOD-SDI
- Page 1 Product Manual QMOD-SDI QMOD™ HDTV Modulator December 4, 2011 Control Firmware 4.5 Encoder Firmware 02E5 Contemporary Research QMOD-SDI...
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Page 2: Table Of Contents
RS-232 Control Protocol ........................10 RS-232 Commands..........................11 Control Commands ..........................11 RS-232 Cable Connections ........................ 13 Single QMOD-SDI ............................ 13 QMOD-SDI Daisy-Chain ..........................13 Rack Mounting ..........................14 RK1 Single Unit Rack Mount ........................14 RK2 Side-by-Side Rack Kit ........................14 RK2 EZ Dual Rack Kit, Independent Mounting ................... -
Page 3: Overview
Innovative in design and value, the QMOD-SDI opens the door to cost-effective distribution of HD-SDI broadcast sources and live video, digital signage, HD subscriber sources, and EAS emergency AV, using existing broadband coax cabling in sports, retail and entertainment facilities, corporate offices, colleges, schools and worship centers. -
Page 4: Specifications
PS12-4Y 4A power supply with Y cable to drive 2-4 QMODs (free at time of order) Options RK1 Single Rack Kit , RK2 Dual Rack Kit CC-232 RS-232 Cable Firmware 4.5 Improved composite video operation 4.2 adds analog H/V frequency display on LED screen Contemporary Research QMOD-SDI... -
Page 5: Front Panel Setup
Up/Down arrows select channels, and the Left/Right arrows adjust volume. Pressing Setup enters the setup menus, shows last menu accessed Pressing Up and Down arrow keys steps through the QMOD-SDI options Pressing Left and Right keys steps through options for each front-panel menu ... - Page 6 Press right or left arrow to start editing, use Up and Down arrows to select character. Various Firmware Shows version QMOD-SDI VX.X NNNN VX.X = Control Firmware NNNN = Encoder Firmware Touch Right Arrow – J83B XXXXXXXXX=QAM Processor Firmware Contemporary Research...
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Page 7: Tips & Troubleshooting
It’s also good test signal when you set up QMODs before the sources are connected. You can also feed audio to the QMOD and test that as well. Contemporary Research QMOD-SDI... -
Page 8: General Symptoms And Solutions
AES audio that does not use an error correction bit Check audio inputs and wiring Set source digital source output to PCM Some Sharp displays lack the standard QAM codec to play MPEG1 stereo, those models should be avoided for commercial sites. Contemporary Research QMOD-SDI... - Page 9 1080i, 720p, and 480p, depending on programming. HDTV setup Go to HDTV menu Select Video and turn Native Mode off Select Resolution and turn all modes off but 720p Go to Audio, and turn Dolby Digital off Contemporary Research QMOD-SDI...
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Page 10: Rs-232 Control Protocol
RS-232 Control Protocol Overview The QMOD-SDI full duplex RS-232 enables a system programmer to control all functions as well as monitor status. All commands are sent as ASCII strings. No delays between characters or commands are required, as data is interrupt driven and buffered. -
Page 11: Rs-232 Commands
0=Off, 1=On Sets Virtual Channel TV=<major>,<minor> or TV=<major>-<minor> TV=0 or TV= 0,0 sets to <Physical>.1 mode TV=0,<minor> sets QMOD to <Physical><Minor> If CVCT is off, virtual channel is disabled Sets Channel Name TN=<Channel Name> Up to 7 characters Contemporary Research QMOD-SDI... - Page 12 Characters received will not be re-transmitted (power up default). Echo On Characters received will be re-transmitted. Example: ‘ >EN’ Characters received will be re-transmitted. Product ID Returns the product model number and software version. Reconfigures unit to factory default settings Contemporary Research QMOD-SDI...
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Page 13: Rs-232 Cable Connections
(Pins 4 and 9 are inputs). QMOD-SDI Daisy-Chain One QMOD-SDI and 232-series tuner can be controlled from one RS-232 control port. The QMOD-SDI will be Unit 1, and the 232-series tuner will be set to Unit 2. -
Page 14: Rack Mounting
Rack Mounting Two options are available for rack-mounting the QMOD-SDI. RK1 Rack Mount RK2 Rack Mount RK1 Single Unit Rack Mount Size Long Bracket: 9.5" [206mm] wide x 1.75" [38mm] height (1RU) x 1.75” [38mm] deep Size Short Bracket: 1.0" [22mm] wide x 1.75" [38mm] height (1RU) x 1.75” [38mm] deep Weight: 3.25 oz [0.148kg]... -
Page 15: Safety Instructions
If the video product is dropped or the cabinet is damaged. When the video product exhibits a distinct change in performance, this indicates a need for service. Contemporary Research QMOD-SDI... -
Page 16: Limited Warranty And Disclaimer
Limited Warranty and Disclaimer Contemporary Research Corporation (CR) warrants this product to be free from defects in material and workmanship under normal use for a period of two years from the date of purchase from CR. Should such a defect occur CR will repair or replace, at their option, the defective product at no cost for parts or labor.
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