Instruction/ maintenance manual of the product TPX 88 Extron electronic
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TPX 88 and TPX 88 A T wisted Pair Matrix Switcher T wisted Pair Matrix Switcher with Local Audio Outputs 68-733-01 Rev . C 12 05.
This symbol is intended to alert the user of important operating and maintenance (servicing) instructions in the literature provided with the equipment. This symbol is intended to alert the user of the presence of uninsulated dangerous voltage within the product’ s enclosure that may present a risk of electric shock.
QS-1 TPX 88 Matrix Switcher Quick Start Quick Start — TPX Matrix Switchers Installation Step 1 — T urn off power Step 2 Cable the switcher for twisted pair input and output. See T ermination of TP cable in chapter 2, Installation , to pr operly terminate the RJ-45 connectors.
Quick Start — TPX 88 Matrix Switchers, cont’d TPX 88 Matrix Switchers Quick Start QS-2 V iew button selects a view-only mode that prevents inadvertent configuration changes. Esc button cancels selections in progress and resets the fr ont panel LEDs.
i TPX 88 Matrix Switchers • Table of Contents T able of Contents Chapter 1 • Introduction ....................................................................................................... 1-1 About the TPX 88 Manual .........................
ii TPX 88 Matrix Switchers • Table of Contents T able of Contents, cont’d Viewing and adjusting the inp ut audio level (TPX 88 A only) ...................................... 3-20 Example 7: Viewing and adjusting an input audio level ..............
iii TPX 88 Matrix Switchers • Table of Contents Appendix A • Reference Information .......................................................................... A-1 Specifications ......................................................................
iv TPX 88 Matrix Switchers • Table of Contents T able of Contents, cont’d.
TPX 88 T wisted Pair Matrix Switchers 1 Chapter One Intr oduction About the TPX 88 Manual About the TP A/V System About Both TPX Switcher Models About the TPX 88 A Switchers Features.
Introduction, cont’d TPX 88 Matrix Switchers • Introduction 1-2 Intr oduction About the TPX 88 Manual This manual provides installation, operation, and maintenance information for the Extron TPX 88 and TPX 88 A matrix switchers.
1-3 TPX 88 Matrix Switchers • Introduction y l i m a Fl e d o MV H B G R / t n e n o p m o C V T D H o e d i v - Se t i s o p m o Co i d u A P T s r e t t i m s n a r T V A D H 5 1 T P Ts e Yl a n o.
Introduction, cont’d TPX 88 Matrix Switchers • Introduction 1-4 y l i m a Fl e d o MV H B G R / t n e n o p m o C V T D H o e d i v - Se t i s o p m o Co i d u A P T Ms r e v i e c e R A D H 5 1 R.
1-5 TPX 88 Matrix Switchers • Introduction T ransmission distances The minimum reliable transmission distance between transmitters and receivers is 50 feet for most models. The maximum distance is determined by the output frequency , resolution, and the transmitter/r eceiver family .
Introduction, cont’d TPX 88 Matrix Switchers • Introduction 1-6 About Both TPX Switcher Models The TPX switchers are single box solutions to simple twisted pair routing applications (figure 1-1).
1-7 TPX 88 Matrix Switchers • Introduction The TPX switcher can be remotely controlled via its Remote (RS-232/RS-422) port. The switchers are programmed with Extr on’s Simple Instruction Set ™ (.
Introduction, cont’d TPX 88 Matrix Switchers • Introduction 1-8 Features Inputs — These switchers accept 8 sets of TP signals that ar e input from Extr on twisted pair transmitters on TP cable terminated with RJ-45 connectors.
1-9 TPX 88 Matrix Switchers • Introduction Audio output volume (TPX 88 A only) — The audio level of each local output can be adjusted through a range of 100% (no attenuation) to 0% (full attenuation). The audio level can be adjusted under front panel or RS-232/RS-422 control.
Introduction, cont’d TPX 88 Matrix Switchers • Introduction 1-10 Global memory presets — 16 global memory presets ar e a time-saving featur e that lets you set up and store input/output configurations in advance and then recall those configurations when needed with a few simple steps.
TPX 88 T wisted Pair Matrix Switchers 2 Chapter T wo Installation Mounting the Switcher Cabling and Rear Panel V iews.
Installation, cont’d TPX 88 Matrix Switchers • Installation 2-2 Installation Mounting the Switcher The TPX switchers are housed in rack-mountable, 1U high, 17" wide metal enclosures. The appr opriate rack mount kit is included with the switchers, allowing you to mount the switcher in a standard 19" rack.
2-3 TPX 88 Matrix Switchers • Installation Cabling and Rear Panel Views All connectors are on the rear panel. The switcher can connect to as many as eight compatible twisted pair transmitters for input and twisted pair receivers for output. The TPX 88 A has output connections for eight local audio outputs.
Installation, cont’d TPX 88 Matrix Switchers • Installation 2-4 5 Remote configuration DIP switches — Set these DIP switches to select either RS-232 or RS-422 serial control protocol. Set DIP switches 1 and 2 both down for RS-422 or set switches 1 and 2 both up for RS-232.
2-5 TPX 88 Matrix Switchers • Installation Enhanced Skew-free A/V cable is not r ecommended for Ethernet/LAN applications. This cable is specially designed for compatibility with Extron’ s T wisted Pair pr oducts that are wired using the TIA/EIA 568 A standard.
Installation, cont’d TPX 88 Matrix Switchers • Installation 2-6 The Microtest OMNI SCANNER 2 performs comprehensive certification testing to the proposed CA T 6 standards. Other manufactur ers also make testing equipment. The tests include advanced diagnostics for troubleshooting the cause and location of many cable and termination problems.
2-7 TPX 88 Matrix Switchers • Installation TP T 15HD A TP R BNC A TPX88 A CAT5 T 1 5HD A H -S H IF T B U F FE R ED C O M P U T E R IN P U T A U D IO ID PIN 4 ID PIN 11 LO C A L M O N IT O R RS-232 R.
Installation, cont’d TPX 88 Matrix Switchers • Installation 2-8 When making connections for the TPX 88 A from existing audio cables, see figure 2-6. A mono audio connector consists of the tip and sleeve. A stereo audio connector consists of the tip, ring and sleeve.
TPX 88 T wisted Pair Matrix Switchers 3 Chapter Thr ee Operation Front Panel Controls and Indicators Operations T roubleshooting W orksheets.
Operation, cont’d TPX 88 Matrix Switchers • Operation 3-2 Operation Front Panel Contr ols and Indicators The front panel controls (figure 3-1) ar e grouped into four sets. The input and output buttons are gr ouped on the left side of the control panel.
3-3 TPX 88 Matrix Switchers • Operation Control buttons 3 Preset button and LED — The Pr eset button saves a configuration as a preset, or recalls and makes active a pr eviously-defined preset. The Preset LED indicates save mode when it is blinking and recall mode when it lights steadily .
Operation, cont’d TPX 88 Matrix Switchers • Operation 3-4 I/O controls (TPX 88 A only) When creating or viewing a configuration, you must specify whether the configuration applies to video, audio, or both. This is done with the I/O selection button ( 7* ) and indicated by the V ideo and Audio ( 8* ) LEDs.
3-5 TPX 88 Matrix Switchers • Operation Button icons The number ed translucent covers on the pushbuttons can be removed and r eplaced to insert labels behind the covers. Input and output inserts can be created easily with Extr on’s Button Label Generator software, which ships with every Extron matrix switcher .
Operation, cont’d TPX 88 Matrix Switchers • Operation 3-6 I/O grouping I/O grouping is an RS-232/RS-422 controlled featur e that allows you to subdivide the front panel control of the matrix into up to four smaller functional sub- switchers. Inputs and outputs can be assigned to one of four groups (figure 3-4) or not assigned to any gr oup.
3-7 TPX 88 Matrix Switchers • Operation The I/O groups created under RS-232/RS-422 contr ol can result in front panel indications that are differ ent from indications when gr ouping is not used. In the following paragraphs, the effects of I/O gr ouping on the front panel indications are included where applicable.
Operation, cont’d TPX 88 Matrix Switchers • Operation 3-8 Example 1: Creating a set of video and audio ties The following steps show an example in which input 5 is tied to outputs 3, 4, and 8. Where an explanation is helpful, the steps show the front panel indications that result fr om your action.
3-9 TPX 88 Matrix Switchers • Operation 5 . P ress and r elease the Enter button (figure 3-8). The current configuration is now defined as video and audio ( TPX 88 A only ) input 5 tied to video and audio output 3, output 4, and output 8.
Operation, cont’d TPX 88 Matrix Switchers • Operation 3-10 4 . Press and release the output 1 button (figur e 3-11). The output 1 button blinks green to indicate a tentative video tie. 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 I N P U T O U T P U T I N P U T O U T P U T ENTER Press and release the output 1 button.
3-11 TPX 88 Matrix Switchers • Operation 3 . Press and r elease the input 5 button (figure 3-14). 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 I N P U T O U T P U T I N P U T O U T P U T Press and release the input 5 button. The button lights red to indicate that only the audio inputs are selected (audio breaka way).
Operation, cont’d TPX 88 Matrix Switchers • Operation 3-12 Example 3b: Removing a tie from a set of ties (TPX 88 only) This example can be performed on a TPX 88 only. The following steps show an example in which an existing tie is removed from the curr ent configuration.
3-13 TPX 88 Matrix Switchers • Operation V iewing a configuration The current configuration can be viewed using the front panel buttons. The view- only mode prevents inadvertent changes to the current configuration. T o view the current configuration, do the following: 1 .
Operation, cont’d TPX 88 Matrix Switchers • Operation 3-14 A tie can also be viewed by selecting a tied output. T o demonstrate this, note the number of an output button that is lit the same color.
3-15 TPX 88 Matrix Switchers • Operation 5 . Press and r elease the I/O button to deselect audio (figure 3-23). 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 I N P U T O U T P U T I N P U T O U T P U T VIDEO A UDIO I/O Press the button to deselect audio . The video LED lights green when video is selected.
Operation, cont’d TPX 88 Matrix Switchers • Operation 3-16 Example 4b: Viewing ties (TPX 88 only) The following steps show an example of viewing the ties in the current configuration. Where an explanation is helpful, the steps show the fr ont panel indications that result fr om your action.
3-17 TPX 88 Matrix Switchers • Operation 5 . Press and release the V iew button to exit view mode (figure 3-28). VIEW 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 I N P U T O U T P U T I N P U T O U T P U T All input and output buttons return to unlit or background illumination.
Operation, cont’d TPX 88 Matrix Switchers • Operation 3-18 3 . Press and release the Input 1 button (figur e 3-30). 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 I N P U T O U T P U T I N P U T O U T P U T ENTER Press and release the input 1 button to select preset 1 .
3-19 TPX 88 Matrix Switchers • Operation 3 . Press and r elease the Input 1 button (figure 3-33). 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 I N P U T O U T P U T I N P U T O U T P U T ENTER Press and release the input 1 button to select preset 1 . The button b links red .
Operation, cont’d TPX 88 Matrix Switchers • Operation 3-20 V iewing and adjusting the input audio level (TPX 88 A only) On the TPX 88 A, the audio level of each input can be displayed and adjusted through a range of -18 dB to +24 dB to ensur e that there is no noticeable volume differ ence among sources.
3-21 TPX 88 Matrix Switchers • Operation 3 . Press and r elease the input 5 button (figure 3-36). 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 I N P U T O U T P U T I N P U T O U T P U T Green Press and release the input 5 button. The button lights to indicate that the input 5 audio is selected.
Operation, cont’d TPX 88 Matrix Switchers • Operation 3-22 5 . Press and release the I/O button (figur e 3-38). 1 2 3 4 5 6 7 8 1 2 3 4 5 6 7 8 I N P U T O U T P U T I N P U T O U T P U T VIDEO A UDIO I/O All input and output buttons return to unlit or background illumination.
3-23 TPX 88 Matrix Switchers • Operation Example 8: Viewing and adjusting an output volume level The following steps show an example in which the audio output volume is viewed and adjusted. Where an explanation is helpful, the steps show the front panel indications that result fr om your action.
Operation, cont’d TPX 88 Matrix Switchers • Operation 3-24 4 . Slowly rotate the volume knob clockwise (figure 3-41). Note the output button indication changes that occur as you r otate the knob. T urn the volume knob slowly . The encoder will not reliably r ecognize the level change if you turn the knob too quickly .
3-25 TPX 88 Matrix Switchers • Operation Muting and unmuting the local audio (TPX 88 A only) Y ou can mute all local audio (captive screw connector) outputs fr om the front panel. Mute or unmute the audio outputs by pressing and releasing the Mute All button (figure 3-43).
Operation, cont’d TPX 88 Matrix Switchers • Operation 3-26 System r eset to factory defaults T o reset the switcher to the factory default settings, press and hold the Esc button on the front panel while AC power is being applied (figur e 3-45). System reset clears all ties and presets and resets all I/O grouping.
3-27 TPX 88 Matrix Switchers • Operation T roubleshooting This section gives recommendations on what to do if you have pr oblems operating the TPX switcher . 1 . Ensure that all devices ar e plugged in and powered on. The switcher is receiving power if one of the input LEDs is lit.
Operation, cont’d TPX 88 Matrix Switchers • Operation 3-28 Worksheet example 2: Daily configuration Figure 3-48 continues from worksheet example 1 by showing the video and audio ties that make up the configuration of preset 1; a solid ink line shows video ties and a dashed pencil line shows the audio ties.
3-29 TPX 88 Matrix Switchers • Operation Worksheet example 3: T est configuration The A/V system in our fictional or ganization needs to be fine tuned on a regular basis. Figure 3-49 shows a typical test configuration, with an Extron video test generator (input 8) generating a test pattern to all monitors (outputs 1, 2, 3, 4, and 8).
Operation, cont’d TPX 88 Matrix Switchers • Operation 3-30.
3-31 TPX 88 Matrix Switchers • Operation 1 2 345 67 8 Input sour ces Output destinations Preset # Title: Video: A udio: Fill in the preset number and use colors, or dashes , etc. to make connecting lines . Indicate if the configuration is f or Video, A udio , or both.
Operation, cont’d TPX 88 Matrix Switchers • Operation 3-32.
TPX 88 T wisted Pair Matrix Switchers 4 Chapter Four Pr ogrammer’ s Guide Host-to-Switcher Instructions Switcher-Initiated Messages Switcher Error Responses Using the Command/Response T able Command.
Programmer’ s Guide, cont’d TPX 88 Matrix Switchers • Programmer’s Guide 4-2 Programmer’ s Guide The switcher ’s rear panel 3.5 mm, 5-pole captive screw connector (figur e 4-1) can be conn.
4-3 TPX 88 Matrix Switchers • Programmer’s Guide Out nn Vo l xx The switcher initiates the Aud message when a fr ont panel audio volume level operation has occurred. “ nn ” is the output number and “ xx ” is the volume level. Exe n The switcher initiates the Exe message when executive mode is toggled on or off fr om the front panel.
Programmer’ s Guide, cont’d TPX 88 Matrix Switchers • Programmer’s Guide 4-4 Using the Command/Response T able The command/response table begins on page 4-5. Lower case letters are acceptable in the command field except where indicated for the gain and attenuation commands.
4-5 TPX 88 Matrix Switchers • Programmer’s Guide Command ASCII Command Response Additional description (host to switcher) (switcher to host) Command/Response T able for SIS Commands Create ties 1. Commands can be made back-to-back, with no spaces.
Programmer’ s Guide, cont’d TPX 88 Matrix Switchers • Programmer’s Guide 4-6 Command/response table for SIS commands (Cont’d) Command ASCII Command Response Additional description (host to switcher) (switcher to host) Audio input gain and attenuation The set gain ( G ) and attenuation ( g ) commands are case sensitive.
4-7 TPX 88 Matrix Switchers • Programmer’s Guide Command/response table for SIS commands (Cont’d) Command ASCII Command Response Additional description (host to switcher) (switcher to host) I/O Grouping The gr oup that is assigned ( X9 ) must be 0 (not grouped), 1, 2, 3, or 4.
Programmer’ s Guide, cont’d TPX 88 Matrix Switchers • Programmer’s Guide 4-8 Command/response table for SIS commands (Cont’d) Command ASCII Command Response Additional description (host to switcher) (switcher to host) Resets (continued) Reset audio output levels Esc ZV Zpv Reset all audio output levels (volume) to 100% (no attenuation).
TPX 88 T wisted Pair Matrix Switchers 5 Chapter Five Matrix Softwar e Matrix Switchers Control Program Button-Label Generator.
Matrix Software, cont’d TPX 88 Matrix Switchers • Matrix Software 5-2 Matrix Software T wo software programs accompany the TPX 88 switchers: • The Extr on Matrix Switcher+ Control Program (Extron part # 29-015-01 ), which communicates with the switcher via the RS-232/RS-422 port, provides an easy way for you to set up ties and sets of ties.
5-3 TPX 88 Matrix Switchers • Matrix Software Figure 5- 1 — Extron Matrix Switcher+ Control Program window (blank) Figure 5-2 — Sample pr ogram window (complete) 4. T o make the control program easier to use, assign a device icon to each input and output.
Matrix Software, cont’d TPX 88 Matrix Switchers • Matrix Software 5-4 Firmware upgrade The Matrix Switcher+ control program pr ovides a way to replace the firmware that is coded on the switcher ’s control boar d. Perform a firmware upgrade as follows: 1 .
5-5 TPX 88 Matrix Switchers • Matrix Software Windows buttons, drop boxes, and trash The buttons, drop boxes, and trash can on the right side of the program window perform the following functions: Power — Unavailable for TPX switchers, because the switcher power cannot be controlled via software.
Matrix Software, cont’d TPX 88 Matrix Switchers • Matrix Software 5-6 Mute-Output settings — Displays the audio output level setting for a single input or for all inputs and allows you to change it.
5-7 TPX 88 Matrix Switchers • Matrix Software Limit ties to same group — Allows you to limit the creation of ties using the program to within the same gr oup (similar to front panel operation). Icons in I/O boxes — Erases any numbers in the I/O boxes in the ties-as-lines window (figure 5-2).
Matrix Software, cont’d TPX 88 Matrix Switchers • Matrix Software 5-8 Button-Label Generator The program is contained on the same set of 3.5-inch diskettes as the Matrix Switcher+ Control Pr ogram and is installed automatically when you install that program.
TPX 88 T wisted Pair Matrix Switchers A Appendix A Refer ence Information Specifications Part Numbers Button Labels.
Reference Information, cont’d TPX 88 Matrix Switchers • Reference Information A-2 Reference Information Specifications Video Routing .......................................... 8 x 8 matrix Gain ............................................... Unity Crosstalk .
A-3 TPX 88 Matrix Switchers • Reference Information Gain error ...................................... ±0.1 dB channel to channel Maximum level (Hi-Z) ................ >+21 dBu, balanced or unbalanced at 1%THD+N Maximum level (600 ohm) ......... >+15 dBm, balanced or unbalanced at 1%THD+N Control/Remote — switcher Serial control port .
Reference Information, cont’d TPX 88 Matrix Switchers • Reference Information A-4 Part Numbers T wisted Pair Matrix Switcher part numbers Model Part # TPX 88 A 60-542-01 TPX 88 60-542-02 Rack/desk mounting kit 70-077-03 Five-pole 3.
A-5 TPX 88 Matrix Switchers • Reference Information RJ-45 connectors Part # CAT 6 jack (black) 10-463-10 CAT 6 jack (red) 10-463-11 CAT 6 jack (blue) 10-463-12 CAT 6 jack (orange) 10-463-13 CAT 6 ja.
Reference Information, cont’d TPX 88 Matrix Switchers • Reference Information A-6 Button Labels Figure A-1 provides blank button labels. If desired, photocopy them or cut them out of the manual, write button information in each button area as desired, and put them in the switcher ’s input or output buttons’ windows.
A-7 TPX 88 Matrix Switchers • Reference Information Figure A-1 — Button label blanks.
Reference Information, cont’d TPX 88 Matrix Switchers • Reference Information A-8.
An important point after buying a device Extron electronic TPX 88 (or even before the purchase) is to read its user manual. We should do this for several simple reasons:
If you have not bought Extron electronic TPX 88 yet, this is a good time to familiarize yourself with the basic data on the product. First of all view first pages of the manual, you can find above. You should find there the most important technical data Extron electronic TPX 88 - thus you can check whether the hardware meets your expectations. When delving into next pages of the user manual, Extron electronic TPX 88 you will learn all the available features of the product, as well as information on its operation. The information that you get Extron electronic TPX 88 will certainly help you make a decision on the purchase.
If you already are a holder of Extron electronic TPX 88, but have not read the manual yet, you should do it for the reasons described above. You will learn then if you properly used the available features, and whether you have not made any mistakes, which can shorten the lifetime Extron electronic TPX 88.
However, one of the most important roles played by the user manual is to help in solving problems with Extron electronic TPX 88. Almost always you will find there Troubleshooting, which are the most frequently occurring failures and malfunctions of the device Extron electronic TPX 88 along with tips on how to solve them. Even if you fail to solve the problem, the manual will show you a further procedure – contact to the customer service center or the nearest service center
