User's Manual
APM80.QUAD
www.altoproaudio.com
Version 1.0 JUNE 2007
LTO
R
English
POWERED BOX MIXER
Page 1: ...User s Manual APM80 QUAD www altoproaudio com Version 1 0 JUNE 2007 LTO R English POWERED BOX MIXER...
Page 2: ...s that may be sufficient to constitute the risk of electric shock or death This symbol wherever used alerts you to important operating and maintenance instructions Please read Protective Ground Termin...
Page 3: ...t channels and separate Master EQ for Main Mix and Monitor Outputs Use it for small Gigs for Church applications and for Conference L TO L TO Enjoy your APM80 QUAD and make sure to read this Manual ca...
Page 4: ...P L O W N O I S E P R E A M P L O W N O I S E P R E A M P L O W N O I S E P R E A M P MONO MONO R L R L LEFT RIGHT R 500W 2 500W 2 LTO APM80 QUAD 500W 1 R 500W 1 L 1000W 1 MONO 1000W 1 1000W 1 DSP FX...
Page 5: ...I BOX D I BOX DRUM MACHINE KEYBOARD STAGE MONITORS D1 500W 2 dB 12 16 18 20 22 24 26 28 30 6 CH1 dB 12 16 18 20 22 24 26 28 30 6 CH2 SIG CLIP PROT SIG CLIP PROT POWER AMPLIFIER EQUALIZER MULTIEFFECT...
Page 6: ...ing or speak into the microphone with normal volume and adjust the channel LEVEL control of half h If you like you can add some equalization at this stage i Turn up the MAIN LEVEL control until you re...
Page 7: ...ment NOTE 2 MIC LINE STEREO LINE INPUTS These are channels 7 8 and 9 10 They are organised in stereo pair and provided with XLR balanced socket and 1 4 TRS phone sockets If you connect only the left j...
Page 8: ...eadphone mix in recording application You have three EQ controls for each mono and stereo input channel each providing 15 dB of boost and cut The signal will be unaffected when the controls on the cen...
Page 9: ...LED display will show you the monitor output level Make sure that the 10 LED only lights up occasionally The optimal level is when the 10 and 0 LED light up If only the 30 LED lights up or even doesn...
Page 10: ...MIC sockets Never plug in a microphone when phantom power is already on Before turning phantom power on make sure that all faders are all the way down In this way you will protect your stage monitors...
Page 11: ...ion this switch to the left you will route the signal fed into the TAPE IN sockets into CH9 10 path and the signal will be affected by channel level control channel EQ DSP send and MAIN level control...
Page 12: ...ontrol This LED will flash when the signal input into the digital multi effect is too strong When the digital effect module is muted by the 30 button the LED also lights up DSP SECTION 31 CLIP MUTE LE...
Page 13: ...oltage remove the cover plate with a screwdriver and set the switch to the 115VAC or 230VAC as the actual requirement Refer to the specification page 18 for instructions of replacing fuse NOTE 39 STER...
Page 14: ...doing connecting a pair of headphones or a pair of powered studio monitor speakers 5 Position EQ controls on middle position 6 Position panoramic PAN control on center position 7 Increase the input ga...
Page 15: ...ine Socket seen from soldering side 1 2 3 1 2 3 5 INSTALLATION AND CONNECTION MAIN MAIN Mode Connection Use for Main output For unbalanced use leave pin3 unconnected Please use only the power connecto...
Page 16: ...er Connection 1 1 SPEAKERS R2 2 2 1 1 R1 1 2 BRIDGE R 1 1 L1 L2 2 2 1 2 BRIDGE L 1 2 BRIDGE MONO L O C K L O C K L O C K L2 R1 R2 L1 2 2 1 1 2 2 1 1 2 2 1 2 1 2 1 2 1 2 2 SPEAKERS R2 2 2 1 1 R1 1 2 BR...
Page 17: ...1000W 1 1000W 1 500W 1 R 500W 1 L 1000W 1 MONO SPEAKERS R2 2 2 1 1 R1 1 2 BRIDGE R 1 1 L1 L2 2 2 1 2 BRIDGE L 1 2 BRIDGE MONO L O C K L O C K L O C K L2 R1 R2 L1 AMPLIFIER MODE 3 3 2 1 1 2 2 1 1 2 2...
Page 18: ...output with different time Recreate the illusion of more than one instrument from a single instrument sound Delay with room effect Stereo chorus and large room reverb Rate 1 2 3 4 5 6 7 8 9 10 11 12...
Page 19: ...17 7 BLOCK DIAGRAM...
Page 20: ...greater Tape out 1 kOhm All other output 120 Ohm Equalization DSP Section Hi shelving 15 dB 12 kHz Mid bell 15 dB 2 5 kHz Low shelving 15 dB 80 Hz A D and D A converters 24 bit DSP resolution 24 bit T...
Page 21: ...riod 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 direct...
Page 22: ...otocopy 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 Tai...
