Mackie 2404VLZ4 Musical Toy Instrument User Manual


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9
Owner’s Manual
Rear Panel - Connections
1. Mic Ins
ThisisafemaleXLRconnectorthatacceptsa
balancedmicorlinelevelinputfromalmostanytype
ofsource.TheseOnyxmicpreampsfeaturehigher
delityandheadroomrivalinganystandalonemic
preamponthemarkettoday.Thesecircuitsare
excellentatrejectinghumandnoise.
TheXLRinputsarewiredasfollows:
Pin1=Shieldorground
Pin2=Positive(+orhot)
Pin3=Negative(–orcold)
Professional ribbon, dynamic, and condenser mics all
soundexcellentthroughtheseinputs.Themic/line
inputswillhandleanykindoflevelyoucantossat
them,withoutoverloading.
Microphone-levelsignalsarepassedthroughthe
mixer'ssplendidmicrophonepreamplierstobecome
line-level signals.
TheOnyxpreampsacceptbalancedline-levelsignals
becausethemixerisequippedwitha-20dBpadon
channels1-16(2404VLZ4)andchannels
1-24(3204VLZ4)sohotsignalsmaypass.
SeeAppendixB(page31)forfurtherdetailsand
someratherlovelydrawingsoftheconnectorsyoucan
usewithyourmixer.
VLZ4 4•Bus Features
Phantom Power
Mostmodernprofessionalcondensermicsrequire
48Vphantompower,whichletsthemixersend
low-currentDCvoltagetothemic’selectronics
throughthesamewiresthatcarryaudio.(Semi-pro
condensermicsoftenhavebatteriestoaccomplishthe
samething.)“Phantom”owesitsnametoanabilityto
be“unseen”bydynamicmics(ShureSM57/SM58,for
instance),whichdon’tneedexternalpowerandaren’t
affected by it anyway.
Phantompowermaybeselectedbypressinguponthe
mixer'sphantom[21]switch.
Neverplugsingle-ended(unbalanced)
microphones,orribbonmicsintothemic
inputjacksifphantompowerison.Donot
pluginstrumentoutputsintothemicXLRinputjacks
withphantompoweron,unlessyouarecertainitissafe
to do so.
2. Line Ins
These1/4"jackssharecircuitry(butnotphantom
power)withthemicpreamps,andcanbedrivenby
balancedorunbalancedsources.
Toconnectbalancedlinestotheseinputs,usea1⁄4"
Tip-Ring-Sleeve(TRS)plug,wiredasfollows:
Tip=Positive(+orhot)
Ring=Negative(–orcold)
Sleeve=Shieldorground
Toconnectunbalancedlinestotheseinputs,usea
1⁄4"mono(TS)phoneplug,wiredasfollows:
Tip=Positive(+orhot)
Sleeve=Shieldorground
POWER
ON
PHANTOM
ON
3 2 1 2 1
2 1
6 5 4
3 2 16 5 4
3 2 14
SUBGROUP OUTS
BAL / UNBAL
SUBGROUP INSERTS
TIP SEND, RINGRETURN
AUX INSERTS
TIP SEND, RING RETURN
AUX SENDS
BAL / UNBAL
3 2 14
L
R
MONO
L
R
MONO
STEREO RETURNS
BAL / UNBAL
21/22 23/24
BAL / UNBALBAL / UNBAL
MONITOR
MONO
MONITOR
L
R
100 - 240 V
50 - 60 Hz 55W
TALKBACK
MIC
RIGHT
MAIN OUT
INSERT LINE
LEFT
MAIN OUT
INSERT LINE
MONO
MAIN OUT
INSERT LINE
LEVEL
OUTPUT
L
USB
R
L
R
TAPE
OUTIN
TIP SEND
RING RETURN
TIP SEND
RING RETURN
TIP SEND
RING RETURN
BAL / UNBAL BAL / UNBAL BAL / UNBAL
20
20
20
19
19
19
18
18
18
17
17
17
16
16
16
15
15
15
14
14
14
13
13
13
12
12
12
11
11
11
10
10
10
9
9
9
8
8
8
7
7
7
6
6
6
5
5
5
4
4
4
3
3
3
2
2
2
1
1
1
ONYX MIC PREAMPS
LINE (BAL / UNBAL)
INSERTS (TIP SEND, RING RETURN)
LINE (BAL / UNBAL)
INSERTS (TIP SEND, RING RETURN)
ONYX MIC PREAMPS
UNBALANCED
REVISION
SERIAL NUMBER
REPLACE WITH THE SAME TYPE FUSE AND RATING.
DISCONNECT SUPPLY CORD BEFORE CHANGING FUSE
UTILISE UN FUSIBLE DE RECHANGE DE MÊME TYPE.
DEBRANCHER AVANT DE REMPLACER LE FUSIBLE
WARNING:
TO REDUCE THE RISK OF FIRE OR ELECTRIC
SHOCK, DO NOT EXPOSE THIS EQUIPMENT TO RAIN OR
MOISTURE. DO NOT REMOVE COVER. NO USER SERVICEABLE
PARTS INSIDE. REFER SERVICING TO QUALIFIED PERSONNEL.
AVIS:
RISQUE DE CHOC ELECTRIQUE — NE PAS OUVRIR
THIS DEVICE COMPLIES WITH PART 15 OF THE FCC RULES FOR THE U.S. AND THE ICES-003 FOR CANADA. OPERATION
IS SUBJECT TO THE FOLLOWING TWO CONDITIONS: (1) THIS DEVICE MAY NOT CAUSE HARMFUL INTERFERENCE, AND
(2) THIS DEVICE MUST ACCEPT ANY INTERFERENCE RECEIVED, INCLUDING INTERFERENCE THAT MAY CAUSE
UNDESIRED OPERATION.
+6
U
3
14
20
2
13
1
16 11
17 12
22 7 7 9 18
21 19
415
5
10888 6
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