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CLOUD ELECTRONICS LIMITED

Table of Contents

Section

Page

CX462 Audio System Controller

Setup And Installation Guide

12 Troubleshooting . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .13

12.1 Ground/Earth Loops . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .13

12.2 Connecting balanced signals to unbalanced line inputs . . . . . .13

12.3 Cloud CDI-S100 Serial interface is not working properly . . . .14

12.4 Microphone access switches not working correctly . . . . . . . . . .15

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Summary of Contents for CX462

Page 1: ...CX462 Installation Setup Guide Version 3 CX462 AUDIO SYSTEM CONTROLLER Cloud Electronics Limited Copyright Cloud Electronics Limited 2004 Clearly Better Sound...

Page 2: ......

Page 3: ...CS LIMITED CX462 Installation and Setup Guide Cloud Electronics Limited 140 Staniforth Road Sheffield S9 3HF England Phone 44 0 114 244 7051 Fax 44 0 114 242 5462 E mail technical cloud co uk WebSite...

Page 4: ......

Page 5: ...tion 4 5 4 Line 6 Priority 4 6 Microphone Inputs 5 6 1 Microphone Access Contacts 6 6 2 Microphone Gain Controls 6 6 3 Microphone Level Controls 7 6 4 Microphone Equalisation 7 6 5 High Pass Filter 7...

Page 6: ...m Controller Setup And Installation Guide 12 Troubleshooting 13 12 1 Ground Earth Loops 13 12 2 Connecting balanced signals to unbalanced line inputs 13 12 3 Cloud CDI S100 Serial interface is not wor...

Page 7: ...one inputs that are mixed and sent to the separate mono mic output In order to increase the mixers versatility there are controls to add the output of one section to the other There are various option...

Page 8: ...u 1 5V The pre set gain controls should be set so that all the input signals operate at the same level within the CX462 and the music level controls have an optimum control range GAIN LINE 1 LINE 2 LI...

Page 9: ...PE should be set to the ANALOGUE position Jumpers J7 J10 determine whether the control of the music controls is determined by the rear panel switch A table containing the possible configurations and t...

Page 10: ...Low Frequency A flat frequency response can be achieved by positioning the slots on the control shafts in the vertical plane the HF control has a range of 10dB at 10kHz and the LF control has a range...

Page 11: ...ers from the list below to the ON position NOTE Microphones one and two have their jumpers located on the upper microphone input circuit board When setting the jumper s please ensure that you w Remove...

Page 12: ...ault factory configuration of these jumpers is to bypass access terminals leaving all microphone inputs active It is also possible to mute the microphone inputs using the CDI S100 interface module In...

Page 13: ...speech signals The HF control provides 10dB at 5kHz whilst the LF control provides 10dB at 150Hz A parametric equaliser is applied to all the microphone signals to allow the installer to correct for m...

Page 14: ...after the Add Mic front panel rotary control by setting internal jumper J15 to PRE or POST If the priority circuitry is set before this control PRE then the music signals will attenuate regardless of...

Page 15: ...of the CX462 can operate in either stereo or mono mode The default setting is for the CX462 to operate in stereo mode In mono mode all stereo signal sources are mixed internally and output the same s...

Page 16: ...ed to either CON3 or CON4 depending on the output socket you choose to use Installation 1 Switch off the mains supply and remove the CX462 s power lead 2 Remove the unit s top panel 3 Fit the EQ modul...

Page 17: ...o interface module is installed 4 Locate connector CON7 16 pin ribbon 5 Remove M3 screw behind CON7 and M3 screw left of C96 Keep to one side 6 Screw 25mm hex spacers into screw holes in step 5 7 Conn...

Page 18: ...Alarm condition when the relay opens w N O Alarm condition when the relay closes When setting the jumper s please ensure that you Remove the mains cable from the rear of the product before removing th...

Page 19: ...event a noisy loop see diagrams below 12 2 Connecting balanced signals to unbalanced line inputs We recommend the use of a transformer to convert a balanced signal to an unbalanced signal suitable for...

Page 20: ...OTE position w The rear panel switch marked REMOTE TYPE should be in the DIGITAL position If the module is still not working correctly once these aspects of the CX462 unit have been configured consult...

Page 21: ...contacts for all four microphone inputs so that when the product arrives all inputs will be enabled Internal jumpers J1 to J4 bypass access contacts for microphones 1 to 4 respectively To enable acce...

Page 22: ...e symbol while power is supplied to the unit Terminals to which the hazardous live symbol refers require installation by a qualified person CAUTION Mains Fuse Replace the mains fuse only with the same...

Page 23: ...Notes...

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