AKÀI pvofessiona[ MEEI4 6CHANNEL MIXER 4TRACK RECORDER ÀKÀI @ ô" @ @' professioua[ -ô- -ô" æ@ @ @ - -ô-l @. -ô -9: "6" :i): "ô-@ ...---.t o o @l ".".". Mtr""Et"4 i' ?" .. lr- t::E É -6 t,-" -rO. E L) le rô (ô t,.,.",,".... o @r lo @ @ @ @ "Tô o o t lc o @ o ..; tr ,ll tr ,,,,,.:F t*1," mlftt-l mltfil Ë -6 @@ flf l[ Hl 'ï'ï': o o le @ @ 1..,,..--, o@ fil fll ,[] ,3, o o lo @ @ o t:.--' fl p" p" /ô o o _o" 9 Ë Ë'Ë'Ë Ë ffififfi !5" é^o !4. E tr "6, o .": ; .,.: ; @@ !1' !!! o 6!tr 6'o s.tr ; tr """tr | @ieif qllLg ) E5lËlËlijliî rr I t T:;l I -"---T--:t il ,* I 1..-,1 #:9" I T------l----:--- T,-;--l "-*.. t l-':; I r-r-r" ( À ÀÀü To prevent fire or shock hazard, do not expose this appliance to rain or moisture. Operator's Manua! -.Ê--l I T T Warning Precautions Power requirements FOR CUSTOMERS Power requirements for electrical equipment differ from area to area. IN THE UK The operating voltage of this machine is preset at the factory ac- IMPORTANT FOR YOUR SAFETY cording to it's intended destination. However, some models are The flex supplied wiJh your machine will have two wires as equipped with a voltage selector. lf your machine is so equipped, shown in the illustration. before connecting, check to see that the VOLTAGE SELECTOR on the rear panel is set to the voltage for your area. lf not, please set it correctly before plugging in the power cord. TWO CORE FLEX 22OY,SOHz for Europe except the UK. 24OY, SOHz for UK and Australia. !MPORTANT 1 20V, 60Hz for USA and Canada. The wires in this mains lead are coloured in accordance with the fol- lf the VOLTAGE SELECTOR is not set for lowing code: your area: Blue: Neutral VOLTAGE SELECTOR Brown:Live Confirm that the power cord is As the colours of the wires in the disconnected. 1 10V mains lead of this apparatus may not Move the VOLTAGE SELECIOR correspond with the coloured mark- with a screwdriver so that the ings indentifying the terminals in your marker is above the voltage for your plug, proceed as follows: The wire area. which is coloured blue must be con- nected to the terminal which is marked with the letter N or coloured Blue Brown (Neutral) (Live) What you should know to protect your- black. The wire which is coloured brown must be connected to the self and the Akai MG614 terminal which is marked with the letter L or coloured red. Watch out! You might get an electric shock. ' Do not connect any wire to the larger pin marked E or È o Never touch the plug with wet hands. when wiring a plug. Ensure that all terminals are securely o Always pull out by the plug and never the cord. tightened and that no loose strands of wire exist. o Only let a qualified professional repair or reassemble the equipment. An unauthorized person might touch the internal parts and receive a serious electric shock. o Never allow a child to put anything, especially metal, into the equipment. Let's protect the Akai MG614 too. o Use only a household AC power source. Never use a DC power source. RISK OF ELECTRIC SHOCK o lf water is spilled on the equipment, disconnect the power DO NOT OPEN and call your dealer. o Make sure that the equipment is well ventilated and away CAUIION: TO REDUCE IHE RISK OF ELECTRIC SHOCK, from direct sunlight. DO NOT REMOVE COVER (OR BACK). o To avoid damage to the internal circuits and the external NO USER-SERVICEABLE PARTS INSIDE. surface, keep away from heat (stoves, etc.) REFER SERVICING TO OUALIFIED SERVICE PERSONNEL. o Avoid using spray type insecticide near the equipment. lt can damage the finish and might ignite suddenly. The lightning flash with the arrowhead symbol superim- o To avoid damaging the finish, never use denaturated alcohol, posed across a graphical representation oT a person, paint thinner or other similar chemicals to clean the within an equilateral triangle, is intended to alert the user equipment. to the presence of uninsulated "dangerous voltage" within product's o Place the equipment on a flat and solid surface. the enclosure; that may be of sufficient magni- tude to constitute a risk of electric shock. To enjoy the Akai MG61 4 for a long time, please read this opera- The exclamation point within an equilateral triangle is in- tor's manual thoroughly. tented to alert the user to the presence of important operating and maintenance (servicing) instructions in the literature accompanying the appliance. Should a problem persist, write down the model and serial num- bers and all pertinent data regarding warranty coverage as well as a clear description of the existing trouble. Then, contact your nearest authorized Akai Service Station, or the Service Depart- ment of Akai Electric Company, Tokyo, Japan. r rlr- Features Table of Gontents The MG614 is a 6 channel mixer combined in a compact design Warning and Precautions . 1 with a 4 track/multi-track recorder using compact cassette Features 2 tapes. Block Diagram 3 5 o There is no need to connect the mixer and the recorder. Controls o The REC TRACK/BUS selector function makes it possible to lnput Modules (1 - 6) 6 connect any mixer channel output to any track and record. Bus/Master/Monitor Modules 1 possible Ping-pong recording between tracks is also with Jack Panel 8 simple button operation. Recorder/Meter Section o o FM recording and playback of tape synchro signals is possible 11 using a sequencer or rhythm machine. The signals are record- Connections ed on track 1 along with the audio signals, so the full four Multi-Layer Recording 12 playback audio tracks can be used for recording and of Track-to-Track Ping-Pong Multi-Layer Recording . 13 with a sequencer or signals, making synchronized operation Monitor System 15 rhythm machine possible. 16 o dbx noise reduction. This system provides an extremely high Recording and Playback reduction effect (30 * 4OdB), and can be used for either BasicPlayback..... 18 regular recording or ping-pong recording between tracks Tracking Down . 19 without losing the dynamic range of the recording source. Ping-Pong Recording 20 o Two speeds: HIGH (9.5cm/sec) and LOW (4.75cm/sec). Pitch Applications of Tracking Out . 21 control function for varying the tape speed by -r 1O%. o Auto memory system for increased operability of the search Connection of Eff ectors 22 and repeat playback functions. Memory System 23 o Handy functions for improved multi-layer recording Punch-ln/Punch -Out Recordin g 26 mode and auto monitor. operability, including rehearsal Tape Synchronization 27 o lnput modules for channels 5 and 6 equipped with transfor- merless balanced mike inputs using XLR-type cannon plugs. Maintenance/Troubleshooting . 28 o Each input module is equipped for accessory send/receive, so Level Diagram 29 effectors can be used for each channel and track. Specifications ..... 30 o Double total effect send/receive for monaural, stereo, or multiple effect loop configurations. o Monitor selector making it possible to easily monitor the track, bus, total effect receive, and master level separately. o Track monitor mixer with pan-pot for stereo-image track monitoring. The mixer output can also be connected to the master line. o AUX inputs (stereo) can be connected to the master and bus lines. o 4 track direct playback output. o Punch-in/punch-out is possible using a foot switch. A-. Block Diagram TRACK EO TRACK OUT TRIM PARAMETRIC 0-50d8 LOW 40Hz 1.5kHz H IGH 800H2 l0kHz EFFECT SEND 1 -10dBV EFFECT S 1 OdBV MIC/LINE MIC/LINE I NPUT cH 5/(6) BALANCE I!1IC 1 OdBV L AUX IN rodBV " EFFECT RCV LEVEL EFFECT RCV 1 L/MONO ,20dBV FFFECT RCV LEVEL EFFECT RCV 2 L/MONO 2R 20dav IÀ,4ASTER REC/RB EVEL TRACK PAN H FAD 1 2 I ,.ro\ ToR 3 4 l- l- I sres aec eo REC OFF I I I I I arL I I I I t a-- SYSTEM CONTROL t.t ül ür Zi Èt I,4ASTER ol Ët L vlsreR out R 1 OdBV J-L TRACK Â N,'IASTER/EFFECT SEND I TRACK 1/N4ASTER L TRACK 2/MASIER R IRACK 3/EFFECT SEND 1 TRACK 4/EFFECl SEND 2 I EFFECI SEND 1 OdBV 2 MÔNITOR LEVEL L ,olrtlo* oul R 10dBV HEAD PHONE PHONE LEVEL IN TAPE SYNC OUT oao PUSH T*'JSNoro N- i t4" JA}K op srroe swrrcH lrE 1/4" JACK iNSERT BREAK @ RCA JACK - y' aoraav eor ,il LINEAR FADER C ELECTRIC SW +OdBV=1V ---CONTROL SIGNAL X I Gontrols Jack Panel (see P.8) 10 Eject Button 2 !nput Modules (see P.6) 11 PITCH CONTROL Knob Use this knob to vary the tape speed during recording or playback by a maximum of + 1O%. Usually keep the knob in 3 Arm rest the center click position (0). 4 PHONES Jack 12 POWER Switch Connect stereo headphones here. 13 Cassette Lid and Cassette Holder PUNCH IN/OUT JacK lnsert a chrome position type compact cassette tape. Turn Use this jack for connection of a foot switch (for example, the power on, press the EJECT ( ) button to open, and the AKAI PS-X8O) for punch-in/punch-out recording. press the STOP ( r ) button to close. Do not open and close this will damage the mechanism. Opening and (see by hand, as 6 Bus/Master/Monitor Modules P.