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1.0 Product Description

The

is a 181-channel Closed Caption TV Tuner with composite video

out. Built in OSD allows for on-screen channels and volume. The VTune Pro allows
up to 999 units to be connected together via 1 RS-232 port and the advanced
addressable RS-232 command set. It is a perfect low cost TV or FM Tuner for any
AV System. The VTune is also a great compliment to stand alone display devices
such as Plasma, LCD, and CRT displays. Using the RS-232, IR, or Contact Closure
Control ensures that this affordable compact TV/FM Tuner is easily integrated into
any audio/video system.

VTune Pro

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or

Plasma Display

LCD Projector

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181 Channel TV Tuner
FM Tuner:

North America (87.5 - 107.9MHz)
International

(87.4 - 108.0MHz)

Composite Video Output
Stereo Audio Output
Closed Captioning
On Screen Display
2 RS-232 ports for looping, IR, Contact
Closure Control
Includes Full Featured IR remote control
Lockout features
OSD Text Generator via RS-232
Customizable for control of other RS-232
Devices (call Aurora for info)

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Features

Summary of Contents for TV/FM Tuner

Page 1: ...ns Manual Manual Rev 050224 Firmware Rev 1 25 205 Commercial Court Morganville NJ 07751 Voice 732 591 5800 Fax 732 591 5801 www auroramultimedia com TV FM Tuner Closed Captioning OSD RS 232 IR Contact Closure Control V Tune Pro ...

Page 2: ...rning 2 Unpacking 2 Installation 2 Remote Control 3 Specifications 7 Control Port 8 RS 232 Protocol 9 Warranty 14 System Overview 2 Front Panel 4 Setup Mode 5 Connector Specifications 11 Troubleshooting 12 Upgrading Firmware 13 FCC Statement 15 ...

Page 3: ...h as Plasma LCD and CRT displays Using the RS 232 IR or Contact Closure Control ensures that this affordable compact TV FM Tuner is easily integrated into any audio video system VTune Pro 1 or Plasma Display LCD Projector 181 Channel TV Tuner FM Tuner North America 87 5 107 9MHz International 87 4 108 0MHz Composite Video Output Stereo Audio Output Closed Captioning On Screen Display 2 RS 232 port...

Page 4: ...ystem Overview The VTune Pro is an RS232 contact closure and IR controllable 181 Channel TV Tuner and FM Tuner The unit was designed for easy integration into systems that need remote control of the capabilities The powerful yet simple RS232 protocol gives a user full 2 way feedback of channel selections Control systems can take advantage of the RS232 to allow true channel updating on a touch pane...

Page 5: ...HT ARROW FM Scan 17 SELECT Confirms selection Entering Channel 12 then Select will immediately change the channel as compared to waiting for the 3 second time out 18 MENU Not Used Future use 19 INFO Displays current channel and volume level 20 29 Number Keys Used for direct channel selection 30 SET Pressing this and one of the Preset buttons within 1 5 seconds stores current channel 31 LAST Return...

Page 6: ...mes out after 3 sec Selects TV as the source Selects FM as the source Toggles the VTune power on and off When turning on it takes about 2 seconds to initialize If the VTune Pro loses power it will turn on when power is returned With TV as the current selection pressing theses buttons together will allow a user to select broadcast cable HRC IRC The LED will display the selection with text With TV a...

Page 7: ...cal frequency chart can be found on the Aurora website for download The F3 button will add delete the strongest channels If no stations can be tuned try changing the TV Setup using the F1 button This currently works only for the US version The F2 button will allow changing off the device address Once pressed the up and down arrows or the keypad will change the address from 0 to 999 If a single uni...

Page 8: ... toggle the auto FM mute function If the station is weak the auto mute will turn off the audio instead of having to listen to static This feature may be disabled to listen to weaker stations with static P1 P5 buttons allow the selection of the VTune Baud rate LED display will show B 1 5 P1 9600 P2 19200 P3 38400 P4 57600 P5 115200 P10 button disables key lockout LED display shows L 0 P11 button en...

Page 9: ...ange 76 00 to 108 00 MHz 50KHz fine tune Input Connector IEC type female TV Frequency Range 48 25 to 855 25 MHz 31 25 50 0 or 62 5KHz fine tune FM Frequency Range 76 00 to 108 00 MHz 50KHz fine tune Connector RCA female Yellow Output Composite video Impedance 75 ohms Typical Level 1 0V peak peak into 75 ohms Connectors 2 RCA female 1 Left White 1 Right Red Output Unbalanced line level Output Level...

Page 10: ...when looping multiple units Eg 001KEY_LEFT CR will tell unit addressed with 001 to carry out the key left command 001KEY_LEFT CR will be the response from the VTune Pro KEY_CH CR will tell all units to increment the TV channel by 1 but there will be no response Control Port KEY_RIGHT RS232 Contact Closure Pins 1 3 5 Pins 1 2 4 6 Pin 1 Ground Pin 3 TX Pin 5 RX Pins 1 2 TV Pins 1 4 Channel Pins 1 6 ...

Page 11: ... level 10 MCH CR Query Main Channel Responds with MCH002 CR for channel 2 MCHxxx CR Main TV Channel change MCH025 CR for channel 25 xxx 001 to 125 MIN CR Main Input Query responds with MTV CR or MFM CR FCHxxxx CR FM Channel Selection FCH0987 CR for 98 7fm FCH CR Query FM Channel responds with FCH0987 CR for 98 7fm VER CR Version Query responds with VER 1 00 CR if version 1 00 was present ADDR CR Q...

Page 12: ...nt of characters to be displayed H is Horizontal position column ranging from 01 to 99 V is Vertical position row ranging from 01 to 99 Anything after the can be text up to 60 characters long Hex 0x0A can be used to go to the next line if used in the sequence The following string will clear the screen then send the text Hello World on the 3 row starting at the 2nd column and timeout after 4 second...

Page 13: ...ns 1 2 Volume Up Pins 1 4 Channel Pins 1 6 Channel Pins 1 2 6 TV Pins 1 4 6 FM Pins 1 2 4 6 Volume Down Pins 1 3 5 Pin 1 Ground Pin 3 RX Pin 5 TX RS232 Contact Closure RS232 Video Audio Yellow RCA Phono Connector White Red RCA Phono Connector Tip Signal Sleeve Ground White is Left Unbalanced Output Tip Signal Sleeve Ground Red is Right Unbalanced Output Tip Signal Sleeve Ground ...

Page 14: ...do the trick if the ground problem can not be found Check antenna position Sometimes to much gain from the cable source can cause this type of problem Radio Shack sells 3dB and 6dB attenuators that might help Make certain PC or control device is set to the appropriate baud rate to match the baud rate set in the VTune Check the VTune Pro address Some terminal programs send both carriage return and ...

Page 15: ...the Com port then the file then click on start The firmware should start uploading This process could take a few minutes Do not turn off the power to the VTune Pro or unplug the RS 232 cable when uploading firmware Well everyone needs a backup plan just in case If a flash upload is interrupted Flash123 will not work unless Hardware Boot is checked under the options selection By selecting this you ...

Page 16: ... original serial number has been modified or removed or E External equipment other than supplied by manufacturer in determination of manufacturer shall have affected the performance safety or reliability of the product F Part s are no longer available for product In the event that the product needs repair or replacement during the specified warranty period product should be shipped back to Manufac...

Page 17: ...he interference by one or more of the following measures Reorient or relocate the receiving antenna Increase the separation between the equipment and the receiver Connect the equipment into an outlet on a circuit different from that to which the receiver is connected Consult the dealer or an experienced radio TV technician for help You may also find helpful the following booklet prepared by the FC...

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