USER GUIDE for the ES9100 SCENESET Module
Contents
1. PITT LILILI m 2 The display will change to show the SCENESET Address Mode Press the lower button again to select the next mode Maintaining pressure on the button will cause the display to step through each mode Diagnostic Mode Scene Select Mode Card Copy Mode Then back to Last Scene Mode JII m Address Mode etc 3 Releasing the button will select the mode currently displayed IT IT PIEL I 4 Press the top button to return the display to the Last Scene Mode issue 4 15 ES9100 USER GUIDE DIAGNOSTIC MODE If the dot between the first two digits is illuminated in any display mode Fig 3 2 this indicates that the SCENESET module has diagnostic codes waiting to be displayed Diagnostic Flag TT Indicator L Fig 3 2 Diagnostic flag indicator Each code comprises a three digit number which corresponds to one of the messages or conditions listed in section 5 page 26 16 issue 4 SECTION 3 SCENESET CONTROLS Viewing the Diagnostic Codes Procedure Display amp Buttons 1 Press the lower button until the display shows m the Diagnostic Mode I Note The dot between the first two digits indicates I I that one or more diagnostic codes are waiting To view the codes press and hold both buttons at once until the display flashes then2. and This indicates that the SCENESET is does not operate correctly unable to read the SCENESOFT card Check for the following e card not present in slot A card not fully inserted card is wrong way round card type not valid card not programmed SCENESET appears to be functioning Incorrect or faulty connections on the correctly but DIMMER outputs are not S DIM data line Check that the rear responding to S DIM control connector is fully mated with the STACKER motherboard SCENESOFT card not programmed The S COM line is not functioning Incorrect or faulty connections on the correctly S COM data line Check that the rear connector is fully seated on to the STACKER motherboard S COM supply fuse blown 32 issue 4 Electrosonic Ltd Hawley Mill Hawley Road Dartford Kent DA2 7SY United Kingdom Telephone 0322 22 22 11 International 44 322 22 22 11 Facsimile 0322 282 282 ELECGROSONIC Part No 1288 issue 4
3. This section covers the following topics Watchdog Operation Watchdog Connector issue 4 23 ES9100 USER GUIDE WATCHDOG OPERATION The watchdog circuit provides two pairs of relay contacts which are closed when the SCENESET module is powered and operating normally If the SCENESET detects an internal fault or looses power the watchdog circuit is tripped and both pairs of contacts will open One set of contacts loop 2 are also accessible via the rear input output connector When connected to an Imagine system these are used to invoke output level override on DIMMER modules The other set of contacts loop 1 are available for any user defined function such as activating a warning device Maximum switching voltage 50V DC Maximum switching current 1A resistive Watchdog Connector This is located on the right hand side of the SCENESET module see Fig 4 1 Function Loop 1 Loop 1 Loop 2 Loop 2 Fig 4 1 Watchdog relay connector Suitable mating connector Electrosonic part no P9840 not supplied Cable size 0 2 2 5mm Stripping length 7mm Recommended cable type Equipment wire Maximum cable length 250m 24 issue 4 SECTION 5 SCENESET TROUBLESHOOTING SECTION 5 SCENESET TROUBLESHOOTING This section covers the following topics Diagnostic Codes Data Line St
4. SCENESET module is contained in this user guide For full technical specifications of this product reference should be made to the Technical Source leaflet ref EPD02020 Firmware Version The operational instructions contained in this user guide assume that the SCENESET module is using version 1 3 firmware Trade Marks IMAGINE SCENESET SCENEMAKER SCENETIMER SCENE PLANNER SCENESOFT and SCENE COMMANDER are trade marks of Electrosonic issue 4 iii ES9100 USER GUIDE This page is intentionally left blank iv issue 4 CONTENTS SECTION 1 INTRODUCTION 1 GENERAL DESCRIPTION ooooooooooooooorrrrrrranannnnnonoo 2 EXTERNAL LAYOUT xi aatos it a a STE A A NN ODES RN 3 BrontiPaniel 202 m nA a e 3 Rear P helsma a nn tas 3 Right Side Panel sys s s pad pad 3 Eetft SideP nels u samma tos a od NA ANSSI Aune 3 SECTION 2 INSTALLING THE SCENESET 5 INPUT SUPPLY ssa EA Ge 6 Voltage Rape AR SARA kaka la k 6 Frequency Range sa a ta reker ber bera 6 PP Poet advarer Se et 6 INSTALLING INTO A STACKER UNIT oooooooooooooooom o oooo 7 REMOVAL PROCEDURE oooooooooooooccccronororcnnrnoo rss 9 SCENESOET CARDS asia ves bite Was ee ag G 10 Default Scenes vom Ses bead hau a M t Tama 10 POWER UP PROCEDURE ooooooooooooococronooorr nooo 11 SECTION 3 SCENESET CONTROLS 13 CONTROLS AND DISPLAY FUNCTIONS 2 2 2 ccc ccc ccc ccc cee eens 14 Display Modessa
5. been made to commence a scene link when a maximum of 32 links are already being processed Reduce the number of linked scenes in the system or reduce the link delay times Invalid parameters received from SCENETIMER Check that SCENETIMER is set up with correct time date longitude and latitude settings issue 4 29 ES9100 USER GUIDE Communication Codes Generally the occurance of these codes will not cause serious problems although some minor disruption may be noticed Likely Cause There has been data corruption on the S COM lines Action Check that line termination resistors are correctly set on all S COM devices Check that two or more S COM devices are not set to the same address The maximum permissible number of devices that can be connected to the S COM external highway has been exceeded Check the No of devices is lt 30 for a forced cooled Sceneset lt 15 for a convection cooled Sceneset A device which was connected to S COM at power up has been disconnected or has become inoperative This code can also occur when a SCENEMAKER is disconnected from the system Check that all S COM devices are on line and functioning correctly Check all S COM data highway wiring connections and line terminations S DIM line not reacting correctly Check for correct S DIM line terminations Check all S DIM data highway wiring connections an
6. mon Ar Are ae 14 Detatlt Modessa vd ai Pb maa Be rakk Se nad Meia DE 14 Address Mode tii bo eet et beatae ate bat bas Saas 14 Changing the Display Mode lt sasssa n sa Kaa san a aa ines 15 DIAGNOSTIC MODE oooooooooocononcoonnnrrnrrnnrnnnons 16 Viewing the Diagnostic Codes isa Peda sia 17 SCENE SELECT MODE ccc ccc ccc cc cc ccc cee eee eee eee eee eees 18 Changing the Current Scene es da 19 CARD COPY MODE 1 55 506 5b ees e A a ELAN 20 Suitable Card i e229 l s STI A beens Aa ELN 20 Copying a SCENESOFT Catia treo oy Kas AA 21 ES9100 USER GUIDE SECTION 4 WATCHDOG CIRCUIT WATCHDOG OPERATION ooooooococcocococnrmro moro Watchdog Connector scenic se SECTION 5 SCENESET TROUBLESHOOTING DIAGNOSTIC CODES oooooooooooooooooooo nooo Interference and Noise oo oooooooomo mo Fatal Codes noia ar altea altos Intermediate Codes oooooooooooommomo Communication Codes ooooooooommomo DATA STATUS INDICATORS o oooooocococmcmmmomo oo SCOM Supply PUSE dlls Baty es PROBLEM DIAGNOSIS oocoooooccccccncrcococrorcnoo vi issue 4 SECTION 1 INTRODUCTION SECTION 1 INTRODUCTION This section covers the following topics General Description External Layout issue 4 ES9100 USER GUIDE GENERAL DESCRIPTION The ES9100 SCENESET module can control the output levels of up to 64 DIMMER modules Each DIMMER has
7. service use only Fig 5 2 Data status indicators The left hand red LED in each pair responds to data transmission whilst the right hand green LED responds to data reception These mimic the logic condition 0 or 1 of each data line and all the LEDs should glow brightly during normal operation If a large number of transactions are occurring some LEDs may flicker slightly or go dim If one or more of the LEDs stay dim for a long period or does not light at all this could indicate a fault on the corresponding data line in which case a diagnostic code will have been generated S COM Supply Fuse The power supply for the S COM data highway is fitted with a fuse to protect against overload or short circuits The fuse is located in a holder on the front panel of the SCENESET Replacement fuse type 20mm fast blow Fuse rating 1 254 Fig 5 1 Removing the S COM supply fuse issue 4 31 ES9100 USER GUIDE PROBLEM DIAGNOSIS If the SCENESET module fails to operate as expected it is more likely to be the result of incorrect setting up or programming than a fault with the module itself Alternatively there may be a problem elsewhere in the system Before calling for service check through the following list of problems and likely causes Problem Likely Cause amp Remedy Display is blank No power supply Check appropriate MCB or fuse Display shows three dashes
8. two outputs and thus up to 128 output levels can be controlled from one SCENESET This is achieved via an S DIM Serial DIMmer communications data highway The levels of these outputs are stored as a scene on a SCENESOFT card Three cards are available offering different storage capacities the largest can store 1024 scenes The card also stores various system and DIMMER parameters Scenes can be recalled by various devices via an S COM Serial COMmunications data highway Up to eight SCENESET modules may be linked together in a large system which increases the maximum number of controlled outputs to 1024 In a multi SCENESET system one module is designated as a master with the others as slaves 2 issue 4 SECTION 1 INTRODUCTION EXTERNAL LAYOUT Front Panel Cover Plate for Power Connector SCENESOFT Card Slots Control Panel T 7 a a I TT I bg KEN jin A i M N HI SCENESTORE Ul A k GN U J Function Label Programmer Socket S COM Power Supply Fuse Rear Panel Digital Input Output Connector ON A r A r 7 Coni No N J Right Side Panel Watchdog Relay Connector r
9. 1 Press the lower button until the display shows the Scene Select Mode ee JI TI a 2 To activate this mode press and hold both buttons at once until the display flashes then s release both buttons m Lil m 3 The display will show 000 4 Press the lower button to step up through the available scene numbers Note Holding the button will cause the display to cycle upwards until the button is released When the A highest is reached depending on the SCENESOFT card the display will resume counting from 000 5 When the required scene number is displayed press both buttons at once to select that scene To keep the scene originally selected go to step 6 I W OR To make another selection repeat steps 4 and 5 6 Clear the display by pressing the top button L m 7 Press the top button again to return to the Last Scene Mode I JLI OR Press the lower button to go on to the next mode issue 4 19 ES9100 USER GUIDE CARD COPY MODE This mode allows the contents of the SCENESOFT card in slot A to be copied to another card in slot B This is useful for creating backups or for setting up a new card to experiment with existing lighting scenes without affecting the originals Suitable Cards Only Electrosonic SCENESOFT cards are suitable for use with the SCENESET m
10. BERRE BERRE UUU Left Side Panel Power Connector OPINAN GU UH II JUUUUUUUUUUUUUUUUUUUUUU N issue 4 3 ES9100 USER GUIDE This page is intentionally left blank issue 4 SECTION 2 INSTALLING THE SCENESET SECTION 2 INSTALLING THE SCENESET This section covers the following topics Input supply requirements Installing into a STACKER unit Connections for supply and outputs Removal procedure Setting up procedure issue 4 ES9100 USER GUIDE INPUT SUPPLY Voltage Range The SCENESET module is factory set for use with one of the following voltage ranges which cannot be changed by the user 180V 260V r m s or 90V 130V r m s Check that the module is set for the correct range for the intended power supply by referring to the serial no rating plate on the underside of the module CAUTION Connecting a supply which exceeds the maximum limit for the appropriate input range may cause irreparable damage to the SCENESET module Frequency Range The input supply frequency should be within the the range 45 65Hz Supply Protection The supply input must be protected by a fuse or an MCB rated at 3A 6 issue 4 SECTION 2 INSTALLING THE SCENESET INSTALLING INTO A STACKER UNIT WARNING For your own safety before attempti
11. R and carefully ease the module forward to disengage the rear connector Continue to ease the module out until the front is clear of the other modules enabling it to be withdrawn issue 4 9 ES9100 USER GUIDE SCENESOFT CARDS For the SCENESET module to function correctly a programmed SCENESOFT card must be plugged into slot A on the front panel The card stores the following information SCENESET address DIMMER output levels for each scene DIMMER parameters Scene parameters linking fade times re directions etc The number of scenes stored on the card depends on its capacity Three cards are available offering the following capacities SCENESOFT 12 ES9012 40 scenes SCENESOFT 24 ES9024 600 scenes SCENESOFT 128 ES9128 1024 scenes Default Scene The SCENESOFT card can be programmed to perform one of two actions when the SCENESET module is powered up Default to scene zero 0007 Restore the last known output levels 000 is displayed but the levels for scene zero are not invoked NOTE Whilst scene zero can be programmed in the same way as any other it cannot be recalled via the S COM line 10 issue 4 SECTION 2 INSTALLING THE SCENESET POWER UP PROCEDURE Procedure Display amp Buttons 1 Insert a programmed SCENESOFT card into slot A on the SCENESET front panel and turn on the power Note Ensure that the card is correctly orient
12. USER GUIDE for the ES9I00 SCENESET Module User Guide for the Imagine ES9100 SCENESET Module Document EPD02021 issue 4 22 07 03 Copyright O 1993 Helvar Lighting Control Limited All rights reserved No part of this documentation may be reproduced or transmitted in any form or by any means electronic or mechanical including photocopying and recording without the prior written permission of Electrosonic The information in this documentation is supplied without warranty of any kind either directly or indirectly and is subject to change without prior written notice Electrosonic its employees or appointed representatives will not be held responsible for any damages to sofiware hardware or data howsoever arising as a direct or indirect result of the product s mentioned herein Issued by Publications Department Electrosonic Ltd Hawley Mill Hawley Road Dartford Kent DA2 7SY United Kingdom Documentation written and designed by Andrew M Bailey Printed in the United Kingdom PREFACE PREFACE Scope of this User Guide The descriptions and instructions contained in this guide are based on the assumption that the SCENESET module is being installed and used as part of an Electrosonic Imagine Lighting System The installation instructions refer to the SCENESET module being installed in a STACKER unit Technical Specifications Any technical data required for the correct installation and use of the
13. ated i e with the logo side facing upwards and with the symbol pointing towards the slot After approximately one second the display should change to show scene zero If the display shows three dashes this indicates that the card cannot be read This may be caused by an unformatted card or if the card s internal battery is discharged or missing The SCENESET will now perform a logging on process of all the devices connected to it This may take up to 30 seconds in a large system during which time the display will not change If the diagnostic flag indicator is lit between the first two digits one or more diagnostic codes are waiting to be displayed Refer to section 3 page 16 issue 4 11 ES9100 USER GUIDE This page is intentionally left blank 12 issue 4 SECTION 3 SCENESET CONTROLS SECTION 3 SCENESET CONTROLS This section covers the following topics Controls and Display Functions Last Selected Scene SCENESET Address Diagnostic Codes Manual Scene Selection SCENESOFT Card Copying issue 4 13 ES9100 USER GUIDE CONTROLS AND DISPLAY FUNCTIONS The SCENESET module has a control panel with two push buttons and a three character digital display Fig 3 1 In addition there are eight LED indicators arranged in pairs of red and green that show the status of the various communication
14. atus Indicators S COM Fuse Replacement Problem Diagnosis issue 4 25 ES9100 USER GUIDE DIAGNOSTIC CODES The diagnostic code numbers that can be viewed on the integral control panel correspond to abnormal conditions or incorrect data These are most likely to have been caused by incorrect system configuration The most commonplace codes are listed on the following pages along with their probable causes and any action that needs to be taken if they occur These codes are placed in three categories according to the degree that the system can be affected Fatal Intermediate Communication Interference and Noise If a code number is generated which is not listed this may indicate a problem caused by incorrect or corrupted data This is most likely to have been due to spurious noise on the S COM or S DIM data lines It could also be the result of another device in the system being incorrectly set up or connected If several codes are generated which are seemingly unconnected or if a code only occurs rarely noise or interference is the most likely problem 26 issue 4 SECTION 5 SCENESET TROUBLESHOOTING Fatal Codes In the event of a Fatal code it is highly likely that the system will halt or will be severely disrupted until the cause has been rectified Likely Cause The SCENESOFT card cannot be read correctly because Itis not a valid
15. card e Itis not securely inserted It has been withdrawn with the SCENESET still powered The card s internal battery is discharged or missing Action Check that the card is present and fully inserted into slot A If the code still occurs try another card Note If the battery is found to be at fault the card will need to be reformatted once a new battery has been fitted An attempt to copy a SCENESOFT card has failed because a backup card is not present in slot B or cannot be read Check that a card is fully inserted into slot B Check that the backup card capacity is the same as the main card If the code still occurs try another card There is a fault on the S COM line Note This can be the result of an S COM power supply failure Check for blown or missing S COM fuse Check all S COM data highway wiring and connections issue 4 27 ES9100 USER GUIDE Intermediate Codes These codes will usually cause part of the system to halt or may cause erratic operation of certain functions Likely Cause SCENESET has received a request for a scene which is outside the range of the SCENESOFT card Note This is likely to have been caused by an input device being set to the wrong address or by an attempt to call an invalid scene from a programming device Action Check that the devices connected to the S COM external line are set
16. d line terminations DIMMER address changed while communications in progress Return the DIMMER to its original address or re power the SCENESET A DIMMER module has reported an S DIM communications problem Check for an E50 E52 E53 E54 or E56 code displayed on one or more DIMMER modules A DIMMER module has reported an over current condition Check for a CO1 C02 or C03 code displayed on one or more DIMMER modules A DIMMER module has reported an over temperature condition Check for an E51 code displayed on one or more DIMMER modules A DIMMER module has reported a severe over temperature condition Check for an E07 code displayed on one or more DIMMER modules A DIMMER module has reported a level override condition Note This is caused ifone or more DIMMERs have their level override activated other than by the SCENESET watchdog circuit e g by a separate security system If level override is still active the affected DIMMER display s will indicate this If this is not caused by a security system check for correct wiring on the watchdog circuit 30 issue 4 SECTION 5 SCENESET TROUBLESHOOTING DATA STATUS INDICATORS The four pairs of red and green LEDs on the SCENESET control panel show the status of the following data lines ii S COM external i S COM internal T S DIM 1 amp 2 il Diagnostic for
17. ng to install the SCENESET module ensure that the input supply MCB is in the off position and if possible isolate the MCB input terminal from the mains supply 1 Carefully insert the SCENESET module into the appropriate slot of the STACKER unit ensuring that the rear connector locates firmly into the motherboard at the back of the STACKER 2 If required secure the module to the STACKER by inserting a suitable retaining screw on the left hand side see Fig 2 1 RETAINING SCREW Fig 2 1 Location of retaining screw 3 Insert the blade of a small flat bladed screwdriver into the notch on the terminal cover plate and gently prise out the plate to gain access to the terminal screws for the power connector see Fig 2 2 Fig 2 2 Removing the power terminal cover issue 4 ES9100 USER GUIDE 4 Using suitable cable make the following connections between the SCENESET module and the distribution panel SCENESET Module Distribution Panel Wire Colour Terminal Earth Green Yellow Terminal N Neutral Blue Terminal L Live feed from MCB Brown Recommended cable type Cable size Stripping length Terminal screw torque TRI rated 105C BS6231 approved 2 5mun 12mm 0 8Nm 5 Clip the terminal cover back into position 6 Write the function details on the label in the recessed area of the front panel next to the te
18. o many messages some actions may not have been completed Note This is most likely to occur in smaller systems which are being used at their maximum capacity Action If this occurs regularly then the present system configuration is possibly inadequate for the application System expansion should be considered A slave SCENESET has stopped receiving messages from the master SCENESET Note This code appears on the affected module Check that the slave module is on on line and functioning correctly Check that the rear connector is fully mated with the STACKER motherboard Check all S COM internal data highway wiring connections and line terminations An S COM device is occupying an address which is being used by another device Check that the addresses for each S COM device have been set correctly by referring to the appropriate User Guide A DIMMER module is not responding to control messages Check that all DIMMER modules are on line and functioning correctly Check that the rear connector of each module is fully mated with the STACKER motherboard Check all S DIM data highway wiring connections and line terminations Data corruption on S DIM line Check for correct S DIM line terminations Check that two or more separate DIMMER modules are not sharing the same channel address Check all S DIM data highway wiring and connections An attempt has
19. odule and the card must be correctly formatted for the Imagine system The A card can only be copied to a B card that has the same capacity For details of card capacities refer to section 2 page 10 IMPORTANT NOTE It is not necessary for the card in slot B to be blank for copying to take place Any information previously stored on the this card will be erased 20 issue 4 SECTION 3 SCENESET CONTROLS Copying a SCENESOFT Card Procedure Display amp Buttons 1 Press the lower button until the display shows the Card Copy Mode I LILI LI d Ensure that a suitable card is inserted in slot B then press and hold both buttons at once until I T I l the display flashes then release both buttons J 7 The display will show ooo while copying is in progress Note Copying time should not exceed 15 seconds for the largest card capacity When copying is complete the display will show CPY again nr I Note If any problems have occurred during the copy I process the diagnostic indicator flag will be set see page 16 Press the top or lower button to return to the Last Scene Mode issue 4 21 ES9100 USER GUIDE This page is intentionally left blank 22 issue 4 SECTION 4 WATCHDOG CIRCUIT SECTION 4 WATCHDOG CIRCUIT
20. release both buttons 7 7 The display will show a 3 digit number which ENEE corresponds to one of the messages listed in I I I I section 5 page 26 7 Press the lower button again If there is another code present its number will be displayed When the last code has been shown the display will show 000 and the diagnostic flag will clear Note As each code is displayed an attempt is made to clear it If a code cannot be cleared or has recurred the flag will stay set If this happens press the lower button again to view the code number s Assuming any codes have been reset successfully clear the display by pressing the top button Press the top button again to return to the Last Scene Mode OR Press the lower button to go on to the next mode issue 4 ES9100 USER GUIDE SCENE SELECT MODE This mode enables a scene to be recalled manually When the SCENESET module is used as part of an Imagine system all parameters are obtained from the pre programmed SCENESOFT card and scenes are recalled by the devices connected to the S COM data highway Therefore the scene select function is normally used for testing and setting up purposes only 18 issue 4 SECTION 3 SCENESET CONTROLS Changing the Current Scene Procedure Display amp Buttons
21. rminal cover plate If required the label may be removed as shown in Fig 2 3 Fig 2 3 Removing the front panel label The physical installation of the SCENESET module is now complete For the power up procedure refer to page 11 issue 4 SECTION 2 INSTALLING THE SCENESET REMOVAL PROCEDURE If a SCENESET module needs to be removed from the STACKER unit the following procedure should be followed WARNING For your own safety before attempting to remove the SCENESET module ensure that the input supply MCB is in the off position and if possible isolate the MCB input terminal from the mains supply 1 Insert the blade of a small flat bladed screwdriver into the notch on the terminal cover plate and gently prise out the plate to gain access to the terminal screws for the power connector see Fig 2 2 2 Unscrew the terminals and withdraw each cable It is suggested that the cables are identified with a label to assist reconnection 3 If the SCENESET module or a replacement is not to be refitted immediately ensure that the ends of the connecting cables are made safe and secured away from all other connections 4 Unplug any leads to the watchdog connector on the right hand side 5 Remove the locking screw if fitted from the left hand side of the module see Fig 2 1 6 Grip the sides of the SCENESET firmly with both hands through the slots in either side of the STACKE
22. s links Under normal conditions these should all be lit if any fail to light there is a fault refer to section 5 page 31 Digital Display Push Button O Controls Data Line Status Indicators Fig 3 1 SCENESET control panel Display Modes The display can be used in five different modes Last Scene shows number of the last selected scene SCENESET Address shows the address of the module Diagnostic shows any diagnostic codes Scene Select allows a scene to be selected manually Card Copy allows a SCENESOFT card to be copied Default Mode The display always shows the Last Scene mode after the module is powered up Any display modes which are selected subseguently will revert to Last Scene mode if no buttons are pressed for 10 seconds Address Mode The Imagine system can accommodate up to eight SCENESET modules Each module must be allocated a unigue address within the range A01 to A08 This cannot be set from the SCENESET module s control panel but must be programmed by SCENEMAKER or SCENEPLANNER The address is then stored on the SCENESOFT card In a multi SCENESET system the master SCENESET resides at address A01 14 issue 4 SECTION 3 SCENESET CONTROLS Changing the Display Mode Procedure Display amp Buttons 1 With the display showing the Last Scene Mode press the lower button
23. to a valid address An attempt has been made to program an invalid system parameter via SCENEMAKER or SCENEPLANNER Check the User Guide for the programming device and re program the system using the correct values Check that the SCENESOFT card is the correct size for the system The master SCENESET has failed to communicate with a slave SCENESET Note This code can also occur if a programming device attempts to communicate with a disconnected or inoperative module In this case the code will appear on the programming device s display only Check that all SCENESET modules are on line and functioning correctly the affected module may have its diagnostic flag set Check that the rear connector of each module is fully mated with the STACKER motherboard Check all S COM internal data highway wiring connections and line terminations Communication has failed with a device on the S COM internal or external lines Note Usually occurs because an input output device has been disconnected or has become inoperative since the system was powered up Code 204 can also occur when a SCENEMAKER is disconnected from the system Check that all S COM devices are on line and functioning correctly Check all S COM data highway wiring connections and line terminations 28 issue 4 SECTION 5 SCENESET TROUBLESHOOTING Likely Cause SCENESET has received to
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