Page 1
TASCAM TEAC Professional Division Series Mixing Consoles OPERATION/MAINTENANCE 5700064400...
Page 2
CAUTION: TO REDUCE THE RISK OF ELECTRIC SHOCK, 00 NOT REMOVE COVER lOR BACK). NO USER-SERVICE ABLE PARTS INSIDE. REFER SERVICING TO QUALIFIED SERVICE PERSONNEL. The lightning flash with arrowhead symbol within an equilateral triangle, is intended to alert the user to the presence of uninsu\ated "dangerous voltage"...
TABLE OF CONTENTS n System have The guarantee of perfol'llli n ce that we provide INTRODUCTION . . . • ....9 Effects R for the Series Mixen must several Systems Introduction ....
Page 7
FUNCTIONAL SEQU ENCE (M-31 2/M-320) INSERTion TAPE IN 1 • SUB IN l 'U../1 SUB IN STEREO �� =·� �· St e " GlStereoMaster Fader R �C:E � MONO Master �� SUB IN R F•der (D t>��lo...
Page 8
Busset au ..STEREO STEREO OUT L +4 dBm (K2) Master STEREO OUT R !RTion +4dBm -10d8V (x2) MONO T4d8m l · v OdBu MONitor OUTPUT L , AUX 1 OdBu MONO ''ux EFFECT -10dBV '• MONitor OUTPUT IIX3 0 dBu -10dBV Headphones SOLO OUTPUT...
Page 9
FUNCTIONAL SEQUENCE (M-308) � SUB IN SOLO Buss SOLO...
Page 10
t!ftJ Fllndicator =!><t/ SOLO PGM Busses Busses STEREO OUT 1 laster L EXT 1 EXT 2 �X 1 MONO EFFECT...
INTRODUCTION Understanding what's going on inside your The T ASCAM Series Mixers were designet equipment will help improve your sound. This for maximum flexibility without compromisin! manual as a reference book. You may not need performance in any way. to know all of what is here to begin, and it is certainly not necessary to memorize it, but do They are equipped with a very flexible comb ina try to find the time to read it thoroughly at...
Page 12
oo • [J � . l!)l.: :�"' .. " ' physically laid out. Also keep in mind that each symbol in the pictogram represe nts either a "w here" or "how much" point , or, in the case of the PAN control, a "where AND how much" point.
sources from which it may receive its input. SYSTEMS INTRODUCTION Each channel has either two or three input This manual presumes nothing about your As we will see later, each source can be used past experience with the multi-channel process independently of the others, allowing the 300 except a willingness to learn.
Page 14
The AUX 2 submix system is similar to the system for multi-track recording as it al lows preceeding system, but offers a slightly different various signals to be heard or monitored during signal source choice. The AUX 2 signal input is the actual recording process.
Page 15
Because of this flexibility, the MONITOR section can be used in a number of ways; it can or as a 11t1bmix of up to eight various external be used as an Bx2 submix of external signals, and internal signals. On the M-312 and M-3 2 0, the two additional AUX systems also provide extra mixing capability as each can be used separately or summed to a mono configuration.
FEATURES AND FUNCTIONS INPUT CHANNEL SECTION MIC INput Connector This is a three pin X LR-type co nnecto r fo r use with balanced signals with an i mpedance of fro m 50 t o 600 o hms . While the co nnecto r is identified INSERT as a "M IG"...
iii� ��� � t Ll N E IN Signal Routes lJ!!! !.J ly high Mic signals or line level signals, insert the 30 dB Pad. b. L I NE (Tape) TRIM- Lower Knob Provides variable attenuation for signals from the LINE I Nput connector and the TAPE Return INput jacks.
Ei�' respective circuits or busses. Each control can a signa l taken from the channel after (post) the rece ive and process a signal from a different FADER and ON switch. The signal selected here source or point within the channel's s ignal path. is sent to AU X 2.
the performer's Cue mix for overdubbing allows normal signal flow if no connector is which requires the ability to combine the plugged in. already recorded tracks with the new This jack is located on the rear panel just above material. monitoring the recorders the MIC IN connector.
f& el O N Switch : . � This switch deter mines the status o f the chan nel's signaL Pr essing the switc h allows the signal to flow to the PAN co ntro l, and also, to the E F F ECTs and AUX po st-fader send po int.
PROGRAM MASTER SECTION Program Master Fader Each o f the fo ur PROGRAM sec tio ns co ntain a '»} \.Llll.wt,l 1 00 mm Fader fo r the se tting o f the final PRO GR AM o utput leve l . As in the case of the Channel Faders, e ach carries gradient scale mark i ngs fo r re lative leve l indicatio n .
0 TAPE RTN Select Switch Whe n pressed, this switch connects the specific TAPE R ET U R N to the corresponding TAP E MONITOR section, a llows access of the re tur n ing signal to the M E T E R , and provides signal to ',�.
Page 25
�HS AUX 1 4 Signal Routes ; ....---- r�.- - �JJ ......, _se!'!, _ _ _ _ a*· i�.J. n "--::!t: = -=-=::!1=-=-=-=-=-=-=-=- : ____________ _ L-------------------...
AUXI LIARY AND E F F ECTS MASTE R SEND CONTROLS �MASTE R Level Controls Each of the two ( M-3 08) o r fo ur ( M - 3 1 2 o r M-320) AUX systems and the E F F ECTs system has its own independent MASTE R LE V E L co ntro l , allo wing up to five different A U X o r E F F signals o r mixes to be co ntro lled.
MONO Master Fader AUX and E F F ect s OUTPUTs This series of 1 /4" Pho ne jacks provide o ut put This co nt ro l receives i t s signal f ro m bot h t he L E F T and R IGHT MAST E R FADE RS.
G> cates; 1) A signal is present in the buss, and, MONitor OUTPUTs These 1 /4" Phone and RCA phone jacks provide 2) The MONITOR and HEADPHONE circuits are switched from their normal signal, as deter· stereo output signals from MONitor mined by the MONitor switch, and are receiv ing, SE LECT SW ITCH RACK.
ADDITIONAL REAR PAN E L FEATURES This female XLR-type connector allows a ded icated talkback mic such as the TASCAM SUB IN Jacks model MC-70 1 G to be added to the M -3 1 2 and These jacks all perform the same function - M-320 mixers.
OPERA TIONAL NOTES AND APPLICATIONS PGM 4; the keyboards are in PGM's 1 and 2; This sEICtion of the manual is designed to assist background vocal mics are grouped together in you in initially connecting and using your 300 Series Mixer. We provide several examples to the bass is in PGM 3, su mmed together with the aid you, but these guidelines should not be electronic rhythm unit.
Page 33
SOUND R E I N F O RCEMENT Power Amplifier Unit Electronic Rhythm Compreaor/ Limiter Vocal {Lead} Reverb Acoustic Guitar House [=:J House Speaker Speaker Main Power Amplifier Main System Electric Guitar...
Page 34
SOUND R E I N F O RCEMENT Power Amplifier Unit Electronic Rhythm Compreaor/ Limiter Vocal {Lead} Reverb Acoustic Guitar House [=:J House Speaker Speaker Main Power Amplifier Main System Electric Guitar...
Page 35
capacitors to discharge, then continue to the fi rst stage of gain, thus reducing the to turn off the remaining equipment. possibil ity of overloading and distortion. If the Turn the mixer off last. O L L E D only flashes periodically, but the channel fader is at a low position(below 6).
M-308. This is an AUX send control, similar process a M I C signal, a separate L I N E signal can to those found on the input channels. On be connected to that channel's L I N E I Nput MON ITOR sections 1 - 4, this control is identifi·...
Page 37
feed. Si nce most stage monitor signals are the return level can be done by either head derived "pre-fader", AUX 1 will provide this phone monitoring or by listening to the signal through the house speaker system. The on· signal when both A U X select switches are in the board controls used are the E F F ECT R ET U R N up position.
BAS IC RECORDING PROCEDURE Basic Connections In our examples for recording, we will assume In the preceeding section on Live Sound Rein you are using a four track recorder. When we forcement, we went into some detail regarding discuss the basic mixdown procedure, we will the proper set-up and usage/procedures of the assume you will use a standard two track re...
Page 39
STUDIO R ECO R D I NG Performer's Cue System Electronic Rhythm Synthesizer Mono Synthesizer (Track Control Room Studio Monitor Playback System Monitor System Vocal (Load) (Track D O D D Track Recorder 2-Track Master Recorder Electric Electric Guitar (Load) (Track 1 ) (Track 2)
Also shown 1s the performers' CUE system which the electronic rhythm input channel. This feeds provides selective signals to headphones. In our the headphone amp used in the previously example we use a T ASCAM MH-40B Head detailed cue system. To create your control phone Amplifier.
Since the mu ltitrack machine's outputs are E ight Track Recording Before we discuss the mixdown procedure, this connected to the TAPE I Ns, the mixdown can is an appropriate place to d iscuss another aspect be done entirely in the MON ITO R and STE R E O of the 300 Series' flexibility.
As corporate and industrial telecommunications expand, the need for improved audio quality will keep pace. The TASCAM 300 Series has all the features necessary to fulfill the audio control needs of the small to medium produc...
Page 45
Test Tone Source VU Meters LINE OUT ( 1 - LINE IN - 4) ���� ���� � � � � � �...
HOW TO USE THE EQUALIZER (EQ) SECTION ON THE 300 MIXER Equalization can be used to alter the tonality results. Once you have determined that 1 I the signal does of a signal. Unfortunately, the same ability to favorably change one signal may resu lt in an require EO, and 2) the proper frequency range unfavorable alteration in another.
Page 47
To help you learn and properly respect the capa bil ities of the EQUALIZER section, we offer 1 ) . The BEST equalization is non at all. these two guidelines: 2). If EQ is required, use the least amount possible to perform the task. 1kHz 20Hz 50Hz...
Pre & Post EO When Using a Limiter The relationship between the channel and group Many engineers like to EO the low end before faders is equally important. If the channel faders limiting to help avoid excessive "pumping" of are all the way up, as shown below, while the the signal.
PW-2Y /PW-4 Y Insertion Cable The TASCAM PW-2Y/PW-4Y is a connecting cable that al lows signal processing such as a graphic equalizer to be inserted at specific points of the signal path of the 300 Series Mixers. Its tip-ring-sleeve plug connects to the I NSERT jack while its "Y'ed"...
The PB-64 Patch Bay When your system begins to expand beyond the basic, sorting out where things go can take much time away from the recording process. This accessory will allow you to speed things up and get back to what you real ly want to do. Sixty four RCA pins on a panel.
Page 51
Internal ci r cu i t connection � � � � = �� �� � Model name Type of jacks ( REAR) (FRONT) �- - -- - --- � Upper 1/4" phone jack PB-32P (front and rear) lower Upper - - - - RCA jack PB-32R (front and rear)
There are vast d ifferences in cable I f TASCAM p rofessional cables are not available design and performance that have significant in your area, please try to find the next best effect on the sound qual ity you'll get from cables.
VOL TAGE CONVERSION is adjusted 1 . Turn This mixer to operate on the e the mixer upside-down on a soft surface. ls ) . voltage specified on the packing carton. 2. Remove screws A (two) and B (quantity of B differs a 3.
Page 68
EFFECT RTN I MON I TOR SIGNAL FLDW 10.1 =- �.f.. m HOdBVI c@:�J 1 -IOdfVI + 10 ------------, EfFECT RTN SUB IN I EXT SOLO TO BUSS EFFECT 1-10.2 � 1 OTHER HOevl - <» EFFECT LEVEL...
Page 69
[��fi�-Ci!.!l I O d(lld t-IOdBV! FROM TO WN STEREO/MONO/ EXT 1 , 2 / EFFECT / AUX 1-IO.VI f-IOdiYI U4ffi iN!I J ( Odlul I-1Dci8VI [�_Q"Qt�J ' j '1 1 0 116111 t-IOtiBVI !MAlliA !.SW+L!WJ >---------..J FROM SOLD CONTROL >---- ______ 122(18) PHONES...
M-31 2/M-320 LEVEL DIAGRAMS FLOW MAIN SIGNAL 111 1 0 .JJ II.@ -�..1 HIGH - ·· +>0 MIC ATT LINE. IN - •o MtfiJRIM _ ,., MIC IN .., MIC TRIM LONE LEVEl EFF fl! INPUT FAO[R OPERATIONAL lEVEl. Od8o .. 0.175\lrrnl -104BV O d!W "...
Page 71
EFFECT RTN I MONITOR SIGNAL FLOW 10.81 @'/Ei, ] 1-IO.zdBV) �·-¥ [I2!J �<> - l STEREO 1 -&0.VI T/8 IN TALKBACK LEIIEL I !W"'!OdB I >- CONTROL !=:.=:; _ _ _ _ _ __ _ _ [EXr:� J 1-IOdiVl dB\/ ----- -------, EFFECT RTN >...
Page 72
Lfff.E£1 1¥i §!IT] ! O dllll 1-tO.avt TO MON STEREO/MONO/ t�IOdiV I FROM 2 /EFFECT/AUX 1 t : : I r r 1 1 r D�!C@!.hJ l \ \ t \ 1048111 � , .. 100\'1 fM9!:L®!�J 1-IO!ItVl UrW! &Q L5W-tL!SWl -- - - - - - - - - - - - - - - - t O !liM ! -l.78dB¥l...
LEVEL SETTING AND OPERATION CHECK "0 dB" reference voltages: 0 dBV is referenced to 1 Vrms. 0 dBm/0 dBu is referenced to 0.775 Vrms. 1 - 1 . MASTER FADERS A N D POTS Connect a - 1 0 dBV, 1 kHz signal to the mput jacks l isted in the table, and by adjusting the MASTE R faders and MASTER pots of the channels...
1-4. CHANNEL FADERS AND POTS I nput Channel Sections of the 300 Series Mixers are all identical. TAPE I Ns 1 -8 are internally connected to L I N E I N s 1 ·8 and disconnected when 1 /4" phone plugs are inserted to Ll NE I Ns.
Page 78
!ii i ii I iiii Ul l l i iiii fl s liii �� � U l l 1111 i i...
Page 81
STEREO OUT fully loft connectors 1 -6. E F F ECT RTN SYSTEM phono jacks fully riiJrt (EF FECT RTN..,-STEREO OUT L & R +4 dBm dBV at RCA Connect a - 1 0 dBV, 1 k H z signal to the E F FECT RTN 1 /4"...
PGM OUT/TAPE RTN MONITOR Monitor O N switches 1 and 5 select the PGM 1-7. OUT 1, monitor ON switches 2 and 6 the PGM SYSTEMS OUT 2, monitor ON switches 3 and 7 the PGM OUT Monitor System PGM OUT 3, and monitor ON switches 4 and 8 (PGM -->...
1-10. F R EQUENCY RESPONSE output to 1 kHz and read the distortion meter. Set the input and output levels to nominal as in previous paragraphs and connect an oscillator Specs are as follows : to the input jack and a wide range (more than 1 00 kHz) level meter to the output jack.
Page 85
INDEX 2. MECHAN I CS - EXPLODE D V I EWS AND PARTS L I STS 2-1 . Exploded View - 1 ( D ress Panel - M-308) ......2 - 1 2·2.
Page 88
Exploded View-1 • Parts marked with require longer delivery time. COMMON REF. NO. PARTS NO. DESCRIPTION REMARKS MODELS Cover, Meter Ass 'y; •5800666000 Board, Side; L 1 . 2 *5800665100 Cover, Meter Ass'y; R 1 . 3 •58oosss1oo Screw Ass'y, Side Board 1 .
BUSS JACK PCB Ass'y 3-7. PGM OUT TAPE IN PGM OUT I NSERT 3-8. BAL AMP L PCB Ass'y OUTPUT l/R UN - BAL STEREO BAL AMP R PCB Ass'y 3-9. OUTPUT MON L/R EFF /SOLO STEREo OUT R , .._ Q--4t �...
Page 105
BUSS JACK PCB Ass·y PARTS NO. DESCRIPTION REF. NO. 5200155900 PCB Ass'v 5210155900 J206 533001 1400 1 /4" Jack (TRSI J207 5330509500 RCA pin jack, P208 5334041 500 LB (M I 530091 1400 Slide 2-2N 5209 5781012605 Tapplng M2.6 x 5 Sc<ew, Pan haad, B A L AMP L PCB Ass'y BAL AMP R PCB Ass'y...
Page 119
3-23. POWER SUPPLY PCB Ass ' y 3-24. SW PCB Ass'y (PCB Omitted) REF. NO. PARTS NO. DESCRIPTION PCB Ali'Y 5200145400 IJ, GE l PCB A>•'V 5200145410 PCB Ass'y IUS I 5200145420 5200145430 PCB A>s'y IE, UK, A I 5210145400 SPARK KILLERS Z001 L5052907000...
3-25. R I AA PCB Ass'y (M-308) (Japan Model Only) PHONO I N PHONO OUT R IAA PCB Ass'y (M-308) (Japan Model Only) Ass ' v OESCR IPTION PARTS NO. PARTS NO. OESCRIPTION REF. NO. REF. NO. 52001 63600 CAPACITORS 52101 63600 C951.
SCHEMATIC DIAGRAMS 4-1. WI RING DIAGRAM (M-308) TR Pal TR Pal TR Pal ASS'Y IAJ ASS ' Y IBI /JSS ' Y lA) " r--------- , !JAPAN IIQS. CK.Yl r---------------- r-------- INP JACK PC8 ASS' Y �� I "'z !,.ot-t! •...
4-6. BUSS AMPLI F I E R PCB ASS ' Y (M-31 2/M-320) U201 U201 0203 0201 0202 l'D.. 2: Z ;Ji j I.IFl ... I�V 0.01 J201 [ " TO PIN 8 OF U201 '\.0203 47125\' C201 0.01 O.QI M-312: czoz Ow5)
4-9. BALANCED AMPLI F I ER L PCB ASS'Y U701 U701 R 70 � l O O p 6 Bk R707 R705 BAL-UNBAL C704 l O O k R706 J&'l!� C703 R7 1 0 10/ 16V 5701 U701 U701 < l O O k R701 470k...
4-10. BALANCED AMPL I F I E R R PCB ASS'V U721 U 72 1 R725 R727 G.Bk C724 lOOp R726 BAL-UNBAL C723 C 726 R730 5721 U721 U721 1 1 t 2 1 M - 3 0 8 : Poge 4 - I I I O - I I 1 2 1 2 1 M - 3 1 2 :...
U901 0902 0904 0906 0903 0904 R919 0904 R922 P EAK C 902 R908 C9 04 7 22 , f ,2 5V R 910 2.2k R904 1 .2k :905 R902 R906 0903 R912 22/IOV lOOk J .2k M-308: Paga 4- l ( A - I l l M-312: Page 4 -2_1 A- I I l M-320:...
4.17. POWE R SUPPlY SECTION ( M-308) 0004 DOO! & "''" U. S . A . , CANADA (N !WilTl GENERAL EXPORT SW PCB ASS'Y &SOOI JAPAN '"' Lt\=� EUROPE 0003 W03C NJM79MI!lA 0002 DOO Z , KBI'C 0001 UOO I NJM18MI!SA 0001 2SAI264101...
Page 148
uoo2 0002 0003 Q007-v0014 0001 0007'\. 0014 000 2 0003 u004 uoo3 uoo r )00 [ 0006 ,- -- --, � 0002 &. :-� - , TR PCB ASS'Y ( B l TR PCB ASS'Y ( A ) rR PCB ASS ' Y (A) I r�l ooo•...
Page 149
4·18. POWER SUPPLY SECTION ( M-31 2/M-320) .&. " l r · SW PCB ASS'Y TR PCB !f\SQOI ,. [ i'OW£ii1--, PCB ASS' Y 2"!0V 11'1£01 TOOl ""'' 0,0"17121)0V IN lwtiTI GENERAL EXPORT SW PCB ASS'Y ,--- .&. .&.. SOOI &...
Page 151
4·19. R I AA PCB (M-308) (JAPAN MODEL ONLY) U951 U952 R969 R973 270k C961 C965 C969 R961 0.0033 0.012 R981 220/6.3V C9 73 10125V U95l R957 l212l :-pH Q NO TNi \0/16V A977 ••• R965 R953 C957 lOOk L - - - - - - -' 470k J951 R974...
Page 152
4-20. I nternal Block Diagrams NJM78M06A NJM4558 NJM78M15A NJM5532D NJM79MOO NJM204 1DD NJM4560DX NJM072DE 78M06A 79MOO 78M 15A LC4966 SW D SW C CONT A CONT D Vs s ..J CONT B CONT C SW B SW A ____ 4 .
4-20. B LOCK DIAGRAM ( M-308) iiii U 1 ii II � """ · ?fJ - : e : � : : _t;:_ J- I. UNIT J. INPUT B:IUAUZEII 200 H: '\.<1Utl Od8V ,. l v- >iiGti ·· 50�., 1 -tii · 0 <18�...
Page 158
!iii ii II II ! i ...,. , 110111 1 [f�� I N_: .., _. , fiiE'1'(Jt PC8 ..,. j - - 1 [�T�\!$..MJ , .._ . ST£1!ro '"" � +>0 :>GM/STER E O MAST E R ..
Page 160
[�@J�MJ I O <t8u l 1 -t0ev1 FROM TO MON EFF ECT EXT I , 2 I I "lJX t-IO IIIVI STER'£0/MONO/ r--- � [ii.!lif.M !;] 10.1 1-10�1 < I ' , � 1 r�-=-�-r� J tOdlu;l 1-IOdiVI 1-IOdiVl [i>iicj jESJ IIM"IC In UM'+1.5WJ >---- FROM SOLO CONTROL...
Page 161
4-23. D I AGRAMS (M-312/M-320) L E V E L MAIN SIGNAL FLOW LOW MID HIGH r"TAIM'l : '-"' · !lJ!!: . J MASTfR PC8 AW'I' = :fiM """ ••• HIGH MIC ATl -·· 1··'(. TOEff'f LINE IN -��� e MIC 'mlM •••...
Page 162
LS!�. · �J 1+4-! 1-IDCJ <+-"�"'"' """" "" PGM MASTEJttSTEREO TIAOX IWSS """" OUT " PGM/ST£8 ••• · 00 TO STEAIEO 81JSS F'GMISTEREO 1-on..ev• FAOM ..• PGlf Qfl lAI't: IN III AS TER ··· _ .., -·· LEVEL 4 . 25...
Page 163
EFFECT RTN I MONITOR SIGNAL FLOW 10481 ----- I..J/).2dBVl + ;-E FFfcT- RTN tOoiBu .. __ _ _ _ _ _ _ _ , r()-SENS{. MONITOR f-�diVJ SEL E CT T/B IN <>-, IOdll l �� ... L---------�=.:: TIS CONTROL EFFECT ------------, SUB IN/EXT SOLO...
Page 165
TASCAM TEAC Professional Division M·300series SALES OFFICE: 4 - 1 5-30 SHIMORENJAKU MIT AKA TOKYO PHONE (0422) 45-7741 TEAC CORPORATION MAIN OFFICE: 3-7-3 NAKACHO MUSASHINO TOKYO PHONE (0422) 53-1 1 1 1 TEAC CORPORATION OF AMERICA 361 0 NASHUA DRIVE UNIT 1 & 2 MISSISSAUGA ONTARIO l4V 1 L2 PHONE 4 1 6-673-3303 7733 TELEGRAPH ROAD MONTEBELLO CALIFORNIA 90640 PHONE ( 2 1 3) 726-0303 TEAC CANADA LTD.
Need help?
Do you have a question about the M-300 Series and is the answer not in the manual?
Questions and answers