CX242: I NSTALLATION AND OPERATION MANUAL CX242 Zone Mixer Installation and operation manual Contents Section Page Introduction ................2 Schematic Diagram..............2 Zone Configuration Controls .............3 Music Inputs................4 4.01 Sensitivity & Gain Control ............4 4.02 Music Control - Local or Remote ..........4 4.03...
CX242: I NSTALLATION AND OPERATION MANUAL Safety Notes • Do not expose the unit to water or moisture • Do not expose the unit to naked flames. • Do not block or restrict any air vent • Do not operate the unit in ambient temperatures above 35 •...
CX242: I NSTALLATION AND OPERATION MANUAL Zone Configuration Controls Pre-set switches and controls protected by the anti-tamper panel: PR M1 PR M2 PR M1 PR M2 MICS MICS L4 PR L4 PR MONO MONO Z1 MUSIC Z2 MUSIC Mic 1 priority on/off in Zone 1 - Button out = off, button in = on Mic 2 priority on/off in Zone 1 - Button out = off, button in = on Treble control for Zone 1 mic signals - Horizontal position gives flat a response.
RSLC-1. This plate can be positioned up to 100 metres from the CX242 and two core cable with overall screen should be used. The front panel mounted anti-tamper panel should be removed by using the allen key provided;...
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CX242: I NSTALLATION AND OPERATION MANUAL When local control is selected, the front panel signal source switch is operative and the front panel music level control adjusts the level of the left output socket; the signal level of the right output socket can be controlled by a remote level control plate. With no plate fitted, the right output operates with mic signals only.
600Ω. The nominal output level is 0dBu (775mV) but the CX242 can operate with a wide range of signal levels up to a maximum output of +20dBu (7.7V). A 3 pin XLR connector is required for each output. For balanced interconnections, 2 core screened cable should be used.
6.03 Remote Control Requirements The CX242 is fitted with VCA control of the music level as standard but if remote control of the signal source and level is required, then the optional 'Remote Source/Level Plate' (RSL-1) is required. Both Zone 1 and Zone 2 can be operated remotely or by local control as required.
Connect the ribbon cable connector to CON1 marked ‘INPUTS'. Replace the top panel and mark the CX242 so as to identify it as the destination unit. The two units can now be connected together and the input signals from the source CX242 will be connected to the second unit.
General Notes 9.01 Earthing The 0V rail of the CX242 is coupled to the chassis ground by a parallel resistor/capacitor network and no interconnection problems should be encountered. When several mains powered units are connected together via their signal cables, there is a risk of one or more earth loops which may cause an audible hum on the system even with the gain controls set to minimum.
If the control voltages are not isolated, there is a small risk of creating a ‘ground loop’ by linking the CX242 ground with the ground of the equipment providing the control voltages; we suggest that all pieces of equipment be positioned in close proximity.
Only reassemble the unit using bolts/screws identical to the original parts In the interest of continuing improvements Cloud Electronics Limited reserves the right to alter specifications without prior notice. Cloud Electronics Limited 140 Staniforth Road Sheffield S9 3HF England Telephone +44 (0) 114 244 7051 Fax +44 (0) 114 242 5462 E-mail: Info@cloud.co.uk...
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