Black Box 1121A manual

Models AC1120A 1121A 1122A 1123A * 16x16 and 8x8 VGA/HDTV Video Matrix Switch with Front Panel, RS232, and Optional Audio & IP Control * This user’s manual pertains to a number of Black Box 16x16 and 8x8 video matrix switches. Some models have audio switching and IP control port, and some models do not. UMA1149 Rev . A Order toll-free in the [...]

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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 Canadian Dept of Co mmunications Radio Frequency inte[...]

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

8x8 and 16x16 VGA / HDTV Matrix Switch with Audio, RS232 & IP Control 3 3.2.2 Routing Functions .............................................................................. 17 3.2.2.1 To make a video tie: ................................................................................ 17 3.2.2.2 To make an audio tie: .........................[...]

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 m atrix are discussed in this user’ manual per the ta ble below. Since this is an all-encompassing user’s m anual, portions of this guide m ay not pertain t[...]

8x8 and 16x16 VGA / HDTV Matrix Switch with Audio, RS232 & IP Control 5 2.0 Installation The matrix i s housed in a 2RU 19” wide rack mountable enclosure. Al l of I/O, control, and the power connections are on the rear of the uni t. Figure 1 – Rear panel of AC1123A showing all the connections 2.1 Input Audio & Video Connections Figure 2[...]

Model AC1120A, AC1121A, AC1122A, AC1123A 6 The audio input on the basic unit uses standard 3.5mm m ini-stereo connectors. To use these with PC audio, standard m ale-to-male audio extension cables would be required. To connect from ty pical TV sources with separate right and left connectors, 3.5mm male to 2 RCA cable s would be needed. Technical Not[...]

8x8 and 16x16 VGA / HDTV Matrix Switch with Audio, RS232 & IP Control 7 The audio outputs of the matrix are balan ced. So a + and a – are provided for each side. There is also a ground connection avail able. If you are going to connect the matrix out put to a single-ended audio device (one with RC A or phono connectors), then use the + of the[...]

Model AC1120A, AC1121A, AC1122A, AC1123A 8 The main RS-232 port is on a screw term inal 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 scr ew terminal, it is easy to confuse their function. The functi on of the connector shou[...]

8x8 and 16x16 VGA / HDTV Matrix Switch with Audio, RS232 & IP Control 9 Figure 8 – Aux RS-232 port pinout 2.4.2 Units with IP control Models AC1121A and AC1123A are equipped wi th 10/100 base-T Ethernet connection and can be controlled via IP. They also have the primary RS-232 serial control port on the screw terminal i nput. The com mand set[...]

Model AC1120A, AC1121A, AC1122A, AC1123A 10 All of the front panel switch es have built-in LEDs that h elp in the operation . The functions of fro nt panel are carefully designed for intuitiveness. W ith just a little practice, one can learn to quickly monitor and control the m atrix. 3.1.1 Viewing Audio and Video Routings or “Ties” There are t[...]

8x8 and 16x16 VGA / HDTV Matrix Switch with Audio, RS232 & IP Control 11 Press and release any output button, the b acklit LED of that bu tton will light, and if that output’s video and audi o are tied to one particular input, t hat input LED will also light. Note: If there is audio breakaway, the input LED will not be lit You can now use the[...]

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 vi ew function times out and all the input and output LEDs will go out. 3.1.1.3 Viewing ties by Audio onl y Press and release the AUD and/or VID bu ttons so that the backlit LED of the AUD butto[...]

8x8 and 16x16 VGA / HDTV Matrix Switch with Audio, RS232 & IP Control 13 Press and release any Input button, the b acklit LED of that bu tton will light, and all the backlit LEDs for the ou tputs tied to it will light up solid. At this point, pressing any output buttons will be breaking or making connections. To disconnect a tie, press th e lit[...]

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 Preset button. The button will ligh t up solid. Th[...]

8x8 and 16x16 VGA / HDTV Matrix Switch with Audio, RS232 & IP Control 15 The associated input LED lights up, the matrix will tem porarily route the audio input from t he selected channel to audio output #1 and moni tor its level on the front panel. Any other outputs t ied to this selected input channel st ay connected during this adjustm ent pr[...]

Model AC1120A, AC1121A, AC1122A, AC1123A 16 3.2 Control Commands (RS-232 and IP) The matrices can be cont rolled via an external control system by using RS-232. Additionally , Models AC1121A and AC1123A can be controlled t hrough an IP port. Any program capabl e of standard serial communi cation in ASCII format is capable of working with the m atri[...]

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 l ong. To assign or retrieve a unit nam e: Command: NU<cr> stands for Name Unit Response: xxxxxxxxxx (current name) Rename unit: ___________ No change<cr> If you hit <cr[...]

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 comm and 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 routing pattern: Command: PRx<cr> stands for Pre[...]

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 comm and returns the height of hypothetical bar LED indicator having a height of 16 segments. It will return a nu mber from 0 to 16 with 10 being 0 db level. So if the output #1 is at 0 dB (900 mv p-p sinewave) it ret[...]

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 wa s entered. Cancelled <cr> if ESC was entered[...]

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 m ake your selection, or the comm and is cancelled. Response: if “1”, “2” or “3” was entered Enter weekday Tim er1 hour (00-12): Hit Enter if you want to keep previous value Enter weekday [...]

Model AC1120A, AC1121A, AC1122A, AC1123A 22 Matrix Comma nd Processing Port 1001 Port 23 IP Setup Serial Control IP Control RS-232 Port 3.2.12 IP Control Basics Figure 14 – Control Bl ock Diagram As shown in the figure above, the ma trix can be controlled via RS232 Serial port or through an IP (Ethernet) port if equipped. If t he unit is missing [...]

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 comma nds not enabled. Please refer to the manual This message indicates t hat IP setting through the RS-232 port is disabl ed on your unit for [...]

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

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 sett ing mode through the serial com mand, a Telnet TCP programm ing method can be used to turn on R S-232 serial mode programm ing, or even to configure the network settings directl y through por[...]

Model AC1120A, AC1121A, AC1122A, AC1123A 26 7. To get the current subnet m ask: Command: <CTRL-B> GNM <CR> Response: <CTRL-B> A 255.255.255.0 <CR> 8. To set a subnet mask: Command: <CTRL-B> SNM 255.255.255.0 <CR> 9. To get a port number: Command: <CTRL-B> GPN <CR> Response: <CTRL-B> A 1001 <C[...]

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 LAN. One way around this is to connect your PC d[...]

Model AC1120A, AC1121A, AC1122A, AC1123A 28 4.0 Maintenance and Troubleshooting 4.1 Maintenance The front panel CHECK button LED st arts flashing if one of the following conditions occurs: • RTC Battery Voltage is below 2.4V • +5V Supply is outsi de of normal operating range 4.5V – 5.5V • +12V Supply is outsi de of normal operating range 10[...]

8x8 and 16x16 VGA / HDTV Matrix Switch with Audio, RS232 & IP Control 29 4.2.2 Shipping and Packaging If you need to transp ort or ship you r matrix: • Package it carefully. We recommend that y ou use the original container. • Before you ship the unit back to Black Box for repair or return, contact us to get a Return Authorizat ion (RA) num[...]

Model AC1120A, AC1121A, AC1122A, AC1123A 30 Appendix 1 – Front Panel Quick Reference Guide Figure 15 – Control butt ons 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 Butto ns  To change ties, hit any INPUT or OUTPUT then hit ENTR  Use ▲ and[...]

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, m= input  Omitting ,m will show curr[...]

Model AC1120A, AC1121A, AC1122A, AC1123A 32[...]

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© Co py ri g ht 2008. Black Box Cor p oration. All ri g hts reserved. 1000 Park Drive Lawrence, PA 15055-1018 724-746-5500 Fax 724-746-0746[...]