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Summary of Contents for Jands FP12
- Page 1 )3...
- Page 2 It is recommended that all service and repairs on this product be carried out by JANDS ELECTRONICS PTY LTD or its authorised service agents.
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Page 3: Table Of Contents
Status LED ......................4-3 5.0 Fault Diagnosis Output protection....................5-1 DMX faults......................5-1 Phase fault indication................... 5-2 Thermal protection....................5-2 Over-voltage ...................... 5-2 Fault finding guide ....................5-3 6.0 Installation Dimmer Ventilation..................... 6-1 Revision 0.1 – 3 June 1999 FP12 DIMMER USER MANUAL... - Page 4 DMX bank allocations..................8-2 Mains wiring colour codes................... 8-3 Internal Mains Wiring..................8-3 8.4.1 Normal Three Phase plus Neutral Operation.......... 8-3 8.4.2 Single Phase Operation ................. 8-3 8.4.3 Delta Supply Operation................. 8-3 Revision 0.1 – 3 June 1999 FP12 DIMMER USER MANUAL...
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Page 5: Introduction
Introduction 1.0 Introduction The JANDS FP12 is a high quality, rugged, 12 channel, 2.4kVA per channel (10A/240V) dimmer rack specifically designed for demanding touring and theatre applications. The FP12 can be powered from three-phase or single-phase mains supplies. The FP12... -
Page 6: Equipment Description
2.0 Equipment Description Front panel layout Refer to Fig 2.1 (below) for a description of the front panel controls. Figure 2.1 FP12 front panel layout 1. Channel output sockets (rear panel): The twelve output sockets are each rated at 10 amps. -
Page 7: Getting Started
6.0 Installation for installation details. Connecting power The FP12 dimmer is supplied with a flexible cable fitted with a multipin power plug for the connection of incoming mains power. The FP12 is ideally powered from a three phase star (four wire plus earth) supply. If the dimmer power cable is damaged it must be replaced with another cable available from JANDS or its service agents. -
Page 8: Powering Up
In any DMX-512 system the signal should be terminated at the last dimmer or receiver in the chain, and the FP12 can provide this function. To terminate the DMX signal, set the frontpanel slide switch from “Loop” to the “Term” position. Note that in this position no signal is present at the “Loop”... -
Page 9: Dimmer Operation
4.1.2 Test mode In this mode, the FP12’s internal controller is used to drive the dimmer channels. It is accessed by setting the Selector switches to banks between “44” and “99”. No DMX control is necessary, but a control signal may be left connected if desired. - Page 10 Channel Left Right Grouping Level Channels 1-4 ON (Phase A) Channels 5-8 ON (Phase B) Channels 9-12 ON (Phase C) Channels 1-12 ON Table 4.3 TEST MODE – Group Selection Revision 0.1 – 3 June 1999 FP12 DIMMER USER MANUAL...
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Page 11: Status Led
The dimmer outputs are active while the Status LED is on continuously. If the Status LED is on it may be cleared by changing the setting of the bank select switches or by switching the dimmer off momentarily. Revision 0.1 – 3 June 1999 FP12 DIMMER USER MANUAL... -
Page 12: Fault Diagnosis
The FP12 dimmer features an “Output Hold” facility that “remembers” the last received DMX message. In the event of a cable being unplugged or severed, the FP12 dimmer rack will continue to output the “Held” DMX levels until a new DMX message is provided. -
Page 13: Phase Fault Indication
Even though the FP12 is a fan-cooled dimmer, it is very important that adequate ventilation is provided when in use, particularly around the sides of the chassis. If air circulation to the air vents is blocked and/or the ambient air temperature is too high, the dimmer will shut down and the status LED will flash until the temperature is reduced. -
Page 14: Fault Finding Guide
Improve dimmer cooling DMX control errors Check DMX wiring, console Software failure Factory service No signal at DMX Loop output Terminate switch set to TERM Set Terminate switch to LOOP Revision 0.1 – 3 June 1999 FP12 DIMMER USER MANUAL... -
Page 15: Installation
Installation 6.0 Installation The FP12 dimmer is designed for use in 19 inch racks or a 19 inch bar frame, and occupies 3 rack units (export models may differ). The dimmer is supplied with rear rack mounting support brackets, which provide additional support for touring applications. -
Page 16: Maintenance
DO NOT use solvents for cleaning the front panel. INTERNAL CLEANING: The FP12 dimmer will require little internal maintenance other than periodic flushing of dust build to prevent the fan and air-path becoming clogged with dirt or fluff. • ISOLATE POWER to the dimmer (by disconnecting the power cable or locking off the mains supply isolator). -
Page 17: Technical Data And Specifications
3 x 19” rack spaces / standard spacing for mounting holes Ventilation required at sides of rack No blank spaces required between units Power inlet at rear right (looking from front of unit) Rear access required for patching outputs Revision 0.1 – 3 June 1999 FP12 DIMMER USER MANUAL... -
Page 18: Dmx Connector Pin-Outs
193 – 204 457 – 468 205 – 216 469 – 480 217 – 228 481 – 492 229 – 240 493 – 504 241 – 252 505 – 512 Revision 0.1 – 3 June 1999 FP12 DIMMER USER MANUAL... -
Page 19: Mains Wiring Colour Codes
GREEN / YELLOW GREEN / YELLOW Internal Mains Wiring The FP12 dimmer has been designed to run from most commonly used power systems. 8.4.1 Normal Three Phase plus Neutral Operation The FP12 is normally supplied with a three-phase power cable and plug attached, suiting the vast majority of available mains supplies (ie. - Page 20 The three active lines must each be protected at not more than the specified maximum. The earth conductor must be rated the same as the active lines. 9 9 : : 9 9 : : MANUAL ENDS Revision 0.1 – 3 June 1999 FP12 DIMMER USER MANUAL...
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