Pathway DMX Pathfinder CR Manual User Manual

DMXPathfinder CR DMX DISTRIBUTION SYSTEM{PRIVATE } OPERATION AND MAINTENANCE INSTRUCTIONS MANUAL ORGANIZATION ...

DMX Distribution System Page 10 Operation (daisy-chain) topology to avoid the troublesome effects of signal reflection c

DMX Distribution System Page 11 Operation described, all of these channels include a separate circuit for communications

DMX Distribution System Page 12 Operation Figure 1-2: Simple 1-in 4-out Opto-Repeater Application

DMX Distribution System Page 13 Operation Figure 1-3: Simple DMX Network with Terminators 1.3 PATCHING TECHNIQUES

DMX Distribution System Page 14 Operation Proper use of the DMX Distribution System involves the electronic routing,

DMX Distribution System Page 15 Operation Remember that end-of-line termination is necessary on all individual DMX c

DMX Distribution System Page 16 Operation unpatched in the DMX-Q patch file, and the Input Module's channel must no

DMX Distribution System Page 17 Operation Figure 1-4: Output Frame Showing Locations of Connectors and Indicator

DMX Distribution System Page 18 Operation 1.4 BI-DIRECTIONAL SYSTEMS The DMX Distribution System has been designed

DMX Distribution System Page 19 Operation 1.5 BASIC TROUBLESHOOTING Basic fault-finding at the system user level is

DMX Distribution System Page 2 Manual Organization MANUAL ORGANIZATION This Manual is intended to provide the user or tech

DMX Distribution System Page 20 Operation .1 Module Replacement Should a defective Output Module or other module b

DMX Distribution System Page 21 Operation Figure 1-5

DMX Distribution System Page 22 Operation Figure 1-6

DMX Distribution System Page 23 Operation Figure 1-7

DMX Distribution System Page 24 Operation Figure 1-8

DMX Distribution System Page 25 Maintenance and Testing SECTION 2 -- MAINTENANCE AND TESTING 2.1 PREVENTIVE MAINTENAN

DMX Distribution System Page 26 Maintenance and Testing System testing by maintenance personnel will usually be carrie

DMX Distribution System Page 27 Maintenance and Testing instrument will test cable continuity on all five XLR pins. Plea

DMX Distribution System Page 28 Maintenance and Testing 2.3 ADVANCED TROUBLESHOOTING As described earlier, basic tro

DMX Distribution System Page 29 Maintenance and Testing suspect cable runs. This test will quickly indicate any anomalie

DMX Distribution System Page 3 Operation SECTION 1 -- OPERATION 1.1 SYSTEM OVERVIEW The application of recent adv

DMX Distribution System Page 30 DMXPathfinder - Hardware SECTION 3 -- DMXPathfinder HARDWARE 3.1 THEORY OF OPERATION

DMX Distribution System Page 31 DMXPathfinder - Hardware possible DMX signals on the I/O bus will be routed first to anot

DMX Distribution System Page 32 DMXPathfinder - Hardware .1 MASTER CONTROL MODULE -- DMS-MCM The main functions

DMX Distribution System Page 33 DMXPathfinder - Hardware repeat a hardware reset from the pushbutton to the Input Modules

DMX Distribution System Page 34 DMXPathfinder - Hardware .2 FRAME CONTROL MODULE -- DMS-FCM The main function of

DMX Distribution System Page 35 DMXPathfinder - Hardware connected to the backplane via J1 to be used for active terminat

DMX Distribution System Page 36 DMXPathfinder - Hardware provided for every connection. Relay status is returned to the

DMX Distribution System Page 37 DMXPathfinder - Hardware the exception of "RUN" are controlled by the microproc

DMX Distribution System Page 38 DMXPathfinder - Hardware module's four data I/O subsections. Optocouplers U27, U31,

DMX Distribution System Page 39 DMXPathfinder - Hardware .6 SYSTEM COM BUS and I/O BUS In multi-frame systems,

DMX Distribution System Page 4 Operation .3 A means of "patching" or “routing” a number of DMX control sig

DMX Distribution System Page 5 Operation 1.2 THEORY OF OPERATION

DMX Distribution System Page 6 Operation In order to gain a full understanding of the how the DMX Distribution System

DMX Distribution System Page 7 Operation RS485, 100 ohms for RS422A). The main difference is that RS485 is capable of h

DMX Distribution System Page 8 Operation on the communications channel. Each input signal always occupies the same fram

DMX Distribution System Page 9 Operation systems since the early 1980s. Included are Avab A-240, Colortran CMX (also ca