User's Manual
www.altoproaudio.com
Version 1.0 NOV. 2007
LTO
R
English
STEREO POWER AMPLIFIER
MISTRAL 2500/4000/6000
Page 1: ...User s Manual www altoproaudio com Version 1 0 NOV 2007 LTO R English STEREO POWER AMPLIFIER MISTRAL 2500 4000 6000 ...
Page 2: ...ective Ground Terminal AC mains Alternating Current Hazardous Live Terminal ON Denotes the product is turned on OFF Denotes the product is turned off The apparatus shall be connected to a mains socket outlet with a protective earthing connection The mains plug or an appliance coupler is used as the disconnect device the disconnect device shall remain readily operable CAUTION Describes precautions ...
Page 3: ...IN THIS MANUAL 1 INTRODUCTION 1 2 FEATURES 1 3 CONTROL ELEMENTS 2 4 APPLICATION 5 5 TECHNICAL SPECIFICATIONS 6 WARRANTY 14 13 ...
Page 4: ...lifier and make sure to read this Manual carefully before operation 2 FEATURES Mountable in a 19 rack unit stereo high power amplifier Fantastic audio quality even with extremely high volume levels Solid and durable can be mounted into a cabinet User controllable clip limiter 2 700 watt EIAJ on 4 ohms for MISTRAL 2500 2 1000 watt EIAJ on 4 ohms for MISTRAL 4000 2 1400 watt EIAJ on 4 ohms for MISTR...
Page 5: ... the LED is green If the LED is red it means the unit is in heat protection no signal output at the time and over heat inside the unit the surface temperature of power transistor is 110 the temperature must be lowered through better ventilation and decrease the signal level etc After the temperature dropped the protection stop and meanwhile the LED turns off with the unit recover normal work 5 POW...
Page 6: ...rs according to practical need For your safety please be careful when do connecting work 3 7 COOLING FAN This fan secures enough cooling for your amplifier The fan speed is electronically regulated depending on the temperature of the power devices For MISTRAL 2500 4000 the fans are on the rear panel NOTE For MISTRAL 6000 the fan is on the front panel 12 9 12 14 12 13 8 CH1 BALANCED INPUT PARALLEL ...
Page 7: ...onnector On the other hand the output level control of CH 2 should be turn to the minimum 12 BALANCED INPUT CONNECTOR These connectors connect the input signal of CH 1 and CH 2 separately 13 BALANCED OUTPUT CONNECTOR These two output connectors are parallelled inside with input connectors It enables the unit work under parallelled mode Please also refer to wiring diagram for paralleled mode 11 LIM...
Page 8: ...2 input signal will be output from the CH 2 output connectors CH1 BALANCED INPUT PARALLEL OUTPUT LIMITER OFF ON CH2 BALANCED INPUT PARALLEL OUTPUT MODE BRIDGE STEREO SERIAL MODEL Apparaten skall anslutas till jordat uttag nar den ansluts till ett natverk CH1 OUTPUT1 OUTPUT2 POWER OUTPUTS CH1 1 1 POS NEG CH2 BRIDGE MONO CH2 2 2 POS NEG BRIDGE 1 2 POS NEG CH2 1 1 POS NEG BREAKER INPUT INPUT TIP PIN ...
Page 9: ...uts till ett natverk CH1 OUTPUT1 OUTPUT2 POWER OUTPUTS CH1 1 1 POS NEG CH2 BRIDGE MONO CH2 2 2 POS NEG BRIDGE 1 2 POS NEG CH2 1 1 POS NEG BREAKER INPUT INPUT TIP PIN 2 RING PIN 3 SLEEVE PIN 1 TIP PIN 2 RING PIN 3 SLEEVE PIN 1 INPUT INPUT CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN CAUTION REPLACE WITH THE SAME TYPE FUSE AND RATING DISCONNECT SUPPLY CORD BEFORE CHANGING FUSE WARNING SHOCK HAZARD DO ...
Page 10: ...EL OUTPUT MODE BRIDGE STEREO SERIAL MODEL Apparaten skall anslutas till jordat uttag nar den ansluts till ett natverk CH1 OUTPUT1 OUTPUT2 POWER OUTPUTS CH1 1 1 POS NEG CH2 BRIDGE MONO CH2 2 2 POS NEG BRIDGE 1 2 POS NEG CH2 1 1 POS NEG BREAKER INPUT INPUT TIP PIN 2 RING PIN 3 SLEEVE PIN 1 TIP PIN 2 RING PIN 3 SLEEVE PIN 1 INPUT INPUT CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN CAUTION REPLACE WITH T...
Page 11: ... till ett natverk CH1 OUTPUT1 OUTPUT2 POWER OUTPUTS CH1 1 1 POS NEG CH2 BRIDGE MONO CH2 2 2 POS NEG BRIDGE 1 2 POS NEG CH2 1 1 POS NEG BREAKER INPUT INPUT TIP PIN 2 RING PIN 3 SLEEVE PIN 1 TIP PIN 2 RING PIN 3 SLEEVE PIN 1 INPUT INPUT CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN CAUTION REPLACE WITH THE SAME TYPE FUSE AND RATING DISCONNECT SUPPLY CORD BEFORE CHANGING FUSE WARNING SHOCK HAZARD DO NOT...
Page 12: ... till ett natverk CH1 OUTPUT1 OUTPUT2 POWER OUTPUTS CH1 1 1 POS NEG CH2 BRIDGE MONO CH2 2 2 POS NEG BRIDGE 1 2 POS NEG CH2 1 1 POS NEG BREAKER INPUT INPUT TIP PIN 2 RING PIN 3 SLEEVE PIN 1 TIP PIN 2 RING PIN 3 SLEEVE PIN 1 INPUT INPUT CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN CAUTION REPLACE WITH THE SAME TYPE FUSE AND RATING DISCONNECT SUPPLY CORD BEFORE CHANGING FUSE WARNING SHOCK HAZARD DO NOT...
Page 13: ...s till ett natverk CH1 OUTPUT1 OUTPUT2 POWER OUTPUTS CH1 1 1 POS NEG CH2 BRIDGE MONO CH2 2 2 POS NEG BRIDGE 1 2 POS NEG CH2 1 1 POS NEG BREAKER INPUT INPUT TIP PIN 2 RING PIN 3 SLEEVE PIN 1 TIP PIN 2 RING PIN 3 SLEEVE PIN 1 INPUT INPUT CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN CAUTION REPLACE WITH THE SAME TYPE FUSE AND RATING DISCONNECT SUPPLY CORD BEFORE CHANGING FUSE WARNING SHOCK HAZARD DO NO...
Page 14: ...ITER OFF ON CH2 BALANCED INPUT PARALLEL OUTPUT MODE BRIDGE STEREO SERIAL MODEL Apparaten skall anslutas till jordat uttag nar den ansluts till ett natverk CH1 OUTPUT1 OUTPUT2 POWER OUTPUTS CH1 1 1 POS NEG CH2 BRIDGE MONO CH2 2 2 POS NEG BRIDGE 1 2 POS NEG CH2 1 1 POS NEG BREAKER INPUT INPUT TIP PIN 2 RING PIN 3 SLEEVE PIN 1 TIP PIN 2 RING PIN 3 SLEEVE PIN 1 INPUT INPUT CAUTION RISK OF ELECTRIC SHO...
Page 15: ... till ett natverk CH1 OUTPUT1 OUTPUT2 POWER OUTPUTS CH1 1 1 POS NEG CH2 BRIDGE MONO CH2 2 2 POS NEG BRIDGE 1 2 POS NEG CH2 1 1 POS NEG BREAKER INPUT INPUT TIP PIN 2 RING PIN 3 SLEEVE PIN 1 TIP PIN 2 RING PIN 3 SLEEVE PIN 1 INPUT INPUT CAUTION RISK OF ELECTRIC SHOCK DO NOT OPEN CAUTION REPLACE WITH THE SAME TYPE FUSE AND RATING DISCONNECT SUPPLY CORD BEFORE CHANGING FUSE WARNING SHOCK HAZARD DO NOT...
Page 16: ...Indicators 1 per channel Power On Blue LED Operation Protection Dual Color Green Red LED Limit Red LED Clip Red LED Input Active balanced XLR Parallel Output XLR Output NEUTRIK Speakon and Binding posts Connectors each channel Continuously variable speed fan rear to front air flow Cooling On off muting DC fault load grounding relay internal fault fuses Load Protection 200 240 100 120 Vac 50 60 Hz ...
Page 17: ...od of 1 year from the purchase date if you have completed the Warranty Registration Card in time 3 2 The warranty service is only available to the original consumer who purchased this product directly from the retail dealer and it can not be transferred 3 3 During the warranty service may repair or replace this product at its LTO own option at no charge to you for parts or for labor in accordance ...
Page 18: ...py translation or reproduction of part of this manual without written permission is forbidden Copyright 2007 Seikaku Group SEIKAKU TECHNICAL GROUP LIMITED NO 1 Lane 17 Sec 2 Han Shi West Road Taichung 40151 Taiwan http www altoproaudio com Tel 886 4 22313737 email alto altoproaudio com Fax 886 4 22346757 ...
