Black Box 1122A - Manuals

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Manual

Manual Black Box 1122A

Summary

Page 3 - x8 and 16x16 VGA / HDTV Matrix Switch with Audio, RS232 & IP Control; TRADEMARKS USED IN THIS MANUAL; BLACK BOX and its logo; FCC and Canadian Dept of Communications Radio Frequency

8x8 and 16x16 VGA / HDTV Matrix Switch with Audio, RS232 & IP Control 1 TRADEMARKS USED IN THIS MANUAL BLACK BOX and its logo are registered trademarks of Black Box Corporation. Any other trademarks mentioned in this manual are acknowledged to be the property of the trademark owners. FCC and Can...

Page 4 - Table of Contents

Model AC1120A, AC1121A, AC1122A, AC1123A 2 Table of Contents 1.0 GENERAL..................................................................................................... 4 1.1 F EATURES .................................................................................................... 4 2.0 INS...

Page 6 - About This Manual

Model AC1120A, AC1121A, AC1122A, AC1123A 4 About This Manual This user’s manual covers several variations of Black Box’s 8x8 and 16x16 VGA/HD matrix switches. Four configurations of the matrix are discussed in this user’ manual per the table below. Since this is an all-encompassing user’s manual, po...

Page 7 - Figure 1 – Rear panel of AC1123A showing all the connections; Technical Note about the Video Inputs

8x8 and 16x16 VGA / HDTV Matrix Switch with Audio, RS232 & IP Control 5 2.0 Installation The matrix is housed in a 2RU 19” wide rack mountable enclosure. All of I/O, control, and the power connections are on the rear of the unit. Figure 1 – Rear panel of AC1123A showing all the connections 2.1 I...

Page 8 - Technical Note about the Audio Inputs; Figure 3 – Standard matrix audio and video outputs

Model AC1120A, AC1121A, AC1122A, AC1123A 6 The audio input on the basic unit uses standard 3.5mm mini-stereo connectors. To use these with PC audio, standard male-to-male audio extension cables would be required. To connect from typical TV sources with separate right and left connectors, 3.5mm male ...

Page 9 - Figure 4 – Typical balanced audio output connector; Power input connection; Figure 5 – End of IEC320 / C6 power cord

8x8 and 16x16 VGA / HDTV Matrix Switch with Audio, RS232 & IP Control 7 The audio outputs of the matrix are balanced. So a + and a – are provided for each side. There is also a ground connection available. If you are going to connect the matrix output to a single-ended audio device (one with RCA...

Page 10 - Caution on RJ45 Control Input; Figure 7 – Primary RS-232 to PC cable; Make sure to not connect this to any LAN; The pinout for the auxiliary RS-232 follows the basic EIA-561 for TX; Caution High-Voltage

Model AC1120A, AC1121A, AC1122A, AC1123A 8 The main RS-232 port is on a screw terminal and the auxiliary port is on an RJ45. Caution on RJ45 Control Input Since the matrices with the IP control and those without both have an RJ45 connector next to the RS-232 screw terminal, it is easy to confuse the...

Page 12 - Viewing Audio and Video Routings or “Ties”; ... To View from input side; Input; Note

Model AC1120A, AC1121A, AC1122A, AC1123A 10 All of the front panel switches have built-in LEDs that help in the operation. The functions of front panel are carefully designed for intuitiveness. With just a little practice, one can learn to quickly monitor and control the matrix. 3.1.1 Viewing Audio ...

Page 13 - If there is audio breakaway, the input LED will not be lit; ... To View from output side; output

8x8 and 16x16 VGA / HDTV Matrix Switch with Audio, RS232 & IP Control 11 Press and release any output button, the backlit LED of that button will light, and if that output’s video and audio are tied to one particular input, that input LED will also light. Note: If there is audio breakaway, the i...

Page 14 - Making Audio and Video Routings or “Ties”

Model AC1120A, AC1121A, AC1122A, AC1123A 12 When you are done viewing ties, to exit you can hit ENTER. If you don’t hit any buttons, then after 8 sec the view function times out and all the input and output LEDs will go out. 3.1.1.3 Viewing ties by Audio only Press and release the AUD and/or VID but...

Page 15 - Press and release any; button, the backlit LED of that button will light, and; button, the backlit LED of that button will light,; Video only or Audio only

8x8 and 16x16 VGA / HDTV Matrix Switch with Audio, RS232 & IP Control 13 Press and release any Input button, the backlit LED of that button will light, and all the backlit LEDs for the outputs tied to it will light up solid. At this point, pressing any output buttons will be breaking or making c...

Page 16 - To reset system to factory defaults

Model AC1120A, AC1121A, AC1122A, AC1123A 14 3.1.3 Recalling Presets (routing patterns) The number of presets accessible from front panel is the same as # of inputs (however through the IP or Serial port, the unit can store and recall up to 16 presets even for an 8 input Model) Press and release the ...

Page 17 - Notes about VU Meter Function; Figure 11 – Graph of VU dB level versus LED bar length

8x8 and 16x16 VGA / HDTV Matrix Switch with Audio, RS232 & IP Control 15 The associated input LED lights up, the matrix will temporarily route the audio input from the selected channel to audio output #1 and monitor its level on the front panel. Any other outputs tied to this selected input chan...

Page 18 - Note on RS-232 port availability on your PC; Figure 13 – Power on screen; Note on RS-232 commands

Model AC1120A, AC1121A, AC1122A, AC1123A 16 3.2 Control Commands (RS-232 and IP) The matrices can be controlled via an external control system by using RS-232. Additionally, Models AC1121A and AC1123A can be controlled through an IP port. Any program capable of standard serial communication in ASCII...

Page 19 - 0 characters will

8x8 and 16x16 VGA / HDTV Matrix Switch with Audio, RS232 & IP Control 17 3.2.1 Naming Functions The matrix unit can be named. Its name can be up to 10 characters long. To assign or retrieve a unit name: Command: NU<cr> stands for Name Unit Response: xxxxxxxxxx (current name) Rename unit: _...

Page 20 - Preset Pattern Saving and Routing Functions; CVn; if the “Y” was entered.; Note: You have 5 seconds to press Y, or the command is cancelled.

Model AC1120A, AC1121A, AC1122A, AC1123A 18 Response: CAn,m<cr> CVn,m<cr> Note: If the system does not have audio, it will still accept this command but response will be missing audio tie line. 3.2.3 Preset Pattern Saving and Routing Functions 3.2.3.1 To recall a saved preset Video routi...

Page 21 - To Read Temperature inside the Matrix; RT stands for Read Temperature; Hit Enter if you want to keep previous value hit Esc to exit

8x8 and 16x16 VGA / HDTV Matrix Switch with Audio, RS232 & IP Control 19 3.2.6 To Read Audio Volume Units (VU) of output #1 This command returns the height of hypothetical bar LED indicator having a height of 16 segments. It will return a number from 0 to 16 with 10 being 0 db level. So if the o...

Page 22 - Notes; the current prompt without making a change, press ENTER.; if invalid value was entered.; 1 Scheduling Auto recall of Preset Patterns; Notes on Scheduling Presets

Model AC1120A, AC1121A, AC1122A, AC1123A 20 Enter the second (00-59): Enter AM/PM (0-1): Notes : You have 16 seconds to make your selection, or the command is cancelled. To skip the current prompt without making a change, press ENTER. Invalid entry<cr> Cancelled <cr> if invalid value was...

Page 23 - if “1”, “2” or “3” was entered; Hit Enter if you want to keep previous value; In case of an inconsistency or error in entry

8x8 and 16x16 VGA / HDTV Matrix Switch with Audio, RS232 & IP Control 21 4 = Schedule On 5 = Schedule Off ESC = Quit Note: You have 16 seconds to make your selection, or the command is cancelled. Response: if “1”, “2” or “3” was entered Enter weekday Timer1 hour (00-12): Hit Enter if you want to...

Page 24 - Serial; Figure 14 – Control Block Diagram; To get into the IP setting mode:; ESC to end the IP setting mode.

Model AC1120A, AC1121A, AC1122A, AC1123A 22 Matrix Command Processing Port 1001 Port 23 IP Setup Serial Control IP Control RS-232 Port 3.2.12 IP Control Basics Figure 14 – Control Block Diagram As shown in the figure above, the matrix can be controlled via RS232 Serial port or through an IP (Etherne...

Page 25 - if command completed successfully

8x8 and 16x16 VGA / HDTV Matrix Switch with Audio, RS232 & IP Control 23 This is the normal response meaning that IP setting through the RS-232 port is allowed - - - - - Alternate Response - - - - - IP commands not enabled. Please refer to the manual This message indicates that IP setting throug...

Page 26 - Note on Device Name; To set a device name:

Model AC1120A, AC1121A, AC1122A, AC1123A 24 9. To set a port number (IP port that controls the Matrix): Command: SPN1000 <cr> stands for Set Port Number. Response: OK .................................................. if command completed successfully . Error .....................................

Page 27 - STX Command/reply CR

8x8 and 16x16 VGA / HDTV Matrix Switch with Audio, RS232 & IP Control 25 3.2.12.2 IP Configuration through port 23 If you were unable to enter the IP setting mode through the serial command, a Telnet TCP programming method can be used to turn on RS-232 serial mode programming, or even to configu...

Page 29 - Note on IP Settings through port 23

8x8 and 16x16 VGA / HDTV Matrix Switch with Audio, RS232 & IP Control 27 Note on IP Settings through port 23 If you are unable to access the unit’s port 23 from your PC using the matrix’s default or last known IP address, it could be that the IP address of the matrix is not compatible on your LA...

Page 30 - Maintenance and Troubleshooting; RTC Battery Voltage is below 2.4V

Model AC1120A, AC1121A, AC1122A, AC1123A 28 4.0 Maintenance and Troubleshooting 4.1 Maintenance The front panel CHECK button LED starts flashing if one of the following conditions occurs: • RTC Battery Voltage is below 2.4V • +5V Supply is outside of normal operating range 4.5V – 5.5V • +12V Supply ...

Page 31 - If you need to transport or ship your matrix:

8x8 and 16x16 VGA / HDTV Matrix Switch with Audio, RS232 & IP Control 29 4.2.2 Shipping and Packaging If you need to transport or ship your matrix: • Package it carefully. We recommend that you use the original container. • Before you ship the unit back to Black Box for repair or return, contact...

Page 32 - Appendix 1 – Front Panel Quick Reference Guide; Function

Model AC1120A, AC1121A, AC1122A, AC1123A 30 Appendix 1 – Front Panel Quick Reference Guide Figure 15 – Control buttons on the front panel Function Procedure View ties or Make ties Hit VID and/or AUD buttons to light desired Hit any of the INPUT or OUTPUT Buttons To change ties, hit any INPUT or OUTP...

Page 33 - Appendix 2 – Command Summary; Command

8x8 and 16x16 VGA / HDTV Matrix Switch with Audio, RS232 & IP Control 31 Appendix 2 – Command Summary Command Function COn,m Connect Output (both A&V). n = output, m= input Omitting ,m will show current connections Substitute * for n to tie all outputs CVn,m Connect Video output. n = output,...