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Cleaning 

and 

Maintenance 

    

We recommend a frequent cleaning of the product. Please use a soft lint free and moistened 

cloth. Never use alcohol or solvents.

There are no serviceable parts inside the product except for the fuse. Maintenance and service 

operations are only to be carried out by authorised dealers.

Replacing the fuse 

Only replace the fuse by a fuse of the same type and rating.

Before replacing the fuse, unplug the mains lead.

Should you need any spare parts, please use genuine parts.

Should you have any further questions, please contact your dealer.

CAUTION - DANGER TO LIFE

DISCONNECT FROM THE MAINS BEFORE

STARTING MAINTENANCE OPERATION

Problem Chart

CAUSE

The power cord is not connected

The power cord of the respective

product is not connected properly or 

not at all.

The connection socket or the plug

is dirty.

The input signal is too strong

Load impedance is to low

REMEDY

Check the power cord and any
extension cables

Check the power cord and if the 

plugs are properly connected with 

the sockets.

Clean the socket and/or the plug.

Reduce the input signal via the 

gain control.
Check load impedance vs amplifier 

specification, reduce as required.

PROBLEM

No Power

No Sound

Noise

Distorted Sound

11

Summary of Contents for CRAM11

Page 1: ...USER MANUAL SL 120 100V 120W Slave Amplifier SL 240 100V 240W Slave Amplifier SL 350 100V 350W Slave Amplifier Order code CRAM11 Order code CRAM12 Order code CRAM13 www cleveracoustics co uk...

Page 2: ...TION TAKE CARE USING THIS EQUIPMENT HIGH VOLTAGE RISK OF ELECTRIC SHOCK Before your initial start up please make sure that there is no damage caused during transportation Should there be any consult y...

Page 3: ...ipment and the power cable periodically If the equipment is dropped or damaged disconnect the mains power supply immediately Have a qualified engineer inspect the equipment before operating again If t...

Page 4: ...ease contact your Prolight Dealer This unit includes a host of features along with an impressive list of specifications which are detailed over the next pages Please take the time to read this documen...

Page 5: ...IFT Power volume GND LIFT Power volume GND LIFT Indications Power signal clip temp and protect Power signal clip temp and protect Power signal clip temp and protect Protection AC fuse short circuit cl...

Page 6: ...SL 350 SL120 SL 240 SL120 SL 240 SL 350 5...

Page 7: ...d on 2 SIGNAL LED This LED will light up when signal is being received 3 CLIP LED This LED will flash when the output signal starts to distort A this point turn the master volume anti clockwise to pre...

Page 8: ...urce and powering on the power amplifier adjust the and the master volume 2 The Clever Acoustics amplifier features output signal LED with PEAK indication Should the PEAK indicator illuminate flashing...

Page 9: ...ORITY MIC 1 GAIN CHIME 2 TONE 4 TONE REMOTE MIC 240V 50Hz T6 3AL 250V MIC 2 GAIN 48V PHANTOM MIC 3 GAIN 48V PHANTOM MIC 4 GAIN 48V PHANTOM TEL VOLUME INPUT LINE 1 OUT LINE 2 LINE TEL EMC INPUT OUTPUT...

Page 10: ...nsure no loose strands are present as these may short across terminals causing damage to the amplifier Notes Both the 4 16 70V and 100V terminals cannot be used at the same time Impedances indicated i...

Page 11: ...h has to be connected Switch the unit on After switching on the speaker system wait 8 10 seconds before you turn the volume control up in order to avoid speaker damage CAUTION Increase the level of ea...

Page 12: ...have any further questions please contact your dealer CAUTION DANGER TO LIFE DISCONNECT FROM THE MAINS BEFORE STARTING MAINTENANCE OPERATION Problem Chart CAUSE The power cord is not connected The pow...

Page 13: ...www cleveracoustics co uk...

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