Vestax QFO User manual

Creative Musical Interface
OWNER'S MANUAL
NOTE
１．VESTAX insulater is needed (not included) when the QFO is placed horizontaly to suppress
howlingunderhighvolumeuse.
２．VESTAXQFOstraphook(notincluded)willbeneededwhenplayingtheQFOstrappedaround
shoulderorhip.
※Attachmentinstructionsareshownonpage16
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CONGRATULATIONS！
ThankyouforpurchasingtheVestaxQFOCreativeMusicalInterface.Wesuggest
thatyoureadthroughthisowner'smanualthoroughlysothatyoumayenjoythefull
use of this product safety and in the knowledge of all its special features and
suitablyapplications.
CONTENTS

CAUTION 2
IMPORTANTSAFEGUARDS 3
FEATURES 4
A.S.T.S(AntiSkippingTone-armSystem) 5
BEFOREUSE  5
FUNCTION
S 6
MIXERSECTION 6
TURNTABLESECTION 8
ASSEMBLYANDSET-UP 9
INSTALLATIONANDCONNECTION 11
ADJUSTMENT 12
OPERATIONOFRECORD 13
EXCHANGETHEFADERUNIT 14
HowtoattachVESTAXinsulaterandVESTAXQFOhook 15 
SPECIFICATION 16
-2-
CAUTION
RISKOFELECTRICSHOCKDONOTOPEN
CAUTl0N：TOREDUCETHERlSKOFELECTRlCSHOCK
DONOTREMOVECOVER（ORBACK）
NOUSER-SERVICEABLEPARTSINSIDE
REFERSERVlCINGT0QUALIFIEDSERVlCEPERSONNEL
Thelightningflashwitharrowheadsymbol，withinanequilateral triangle，is
intendedtoalerttheusertothepresenceofuninsulateddangerousvoltage
withintheproduct'senclosurethatmaybeofsufficientmagnitudetoconsitutea
riskofelectricshocktopersons．
Theexclamationpointwithinanequilateraltriangleisintendedtoalerttheuser
tothepresenceofimportantoperatingandmaintenance（servicing）instructions
intheliteratureaccompanyingtheappliance．
T0REDUCETHERISK0FFIRE0RELECTRlCSHOCK，DONOT
EXPOSETHISAPPLIANCET0 RAIN0RM0ISTURE．
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-3-
IMPORTANTSAFEGUARDS
READBEFOREOPERATINGEQUIPMENT
Thisproductwasdesignedandmanufacturedtomeetstrictqualityandsafety
standards.Thereare,however,someinstallationandoperationprecautions
whichyoushouldbeparticularlyawareof.
1.Read instructions-All the safety and operating
instructionsshouldbereadbeforetheapplianceis
operated.
2.Retain instructions-The safety and operating
instructionsshouldberetainedforfuturereference.
3.HeedWarnings-Allwarningsontheapplianceand
intheoperatinginstructionsshouldbeadheredto.
4.FollowInstructions-Alloperatinganduseinstructions
shouldbefollowed.
5.Cleaning-Unplug this product from the wall outlet
before cleaning. Do not use liquid cleaners or
aerosolcleaners.Useadampclothforcleaning.
6.Attachments-Do not use attachments not
recommendedbytheproductmanufacturerasthey
maycausehazards.
7.Water and Moisture-Do not use this product near
water-for example, near a dath tub, wash bowl,
kitchensink,orlaundrytub,inawetbasement,or
nearaswimmingpool,andthelike.
8.Accessories-Do not place this product on an
unstable cart, stand, tripod, or table. The product
mayfall,causingseriousinjurytoachildoradult,
andseriousdamagetotheappliance.Useonlywith
acart,.stand,tripod,bracket,ortablerecommended
by the manufacturer, or sold with product. Any
mounting of the appliance should follow the
manufacturer's instructions, and sholud use a
mounting accessory recommended by the
manufacturer.
9.Ventilation-Slots and openings in the cabinet are
provided for ventilation and to ensure reliable
operation of the product and to protect it from
overheating, and these openings must not be
blockedorcovered.Theopeningsshouldneverbe
blockedbyplactingtheproductonabed,sofa,rug,
orothersimilarsurface.Thisproductshouldnever
beplacednearoroveraradiatororheatregister.
This product should not be placed in a built-in
installation such as a bookcase or rack unless
properventilationisprovidedorthemanufacturer's
instructionshavebeenadheredto.
10.Power sources-This product should be operated
onlyfromthetypeofpowersourceindicatedonthe
marking label. If you are not sure of the type of
powersupplytoyourhome,consultyourappliance
dealerorlocalpowercompany.
11.GroundingorPolarization-Thisproductisequipped
withapolarizedalternating-currentlineplug(aplug
havingonebladewiderthantheother).Thispiug
willfitintothepoweroutletonlyoneway.Thisis
safetyfeature.Ifyouareunabletoinserttheplug
fully into the outlet, try reversing the plug. If this
should still fail to fit, contact your electrician to
replace your obsolete outlet. Do not defeat the
safetypurposeofthepolarizedplug.
12.Power-CordProtection-Powersupplycordsshould
beroutedsothattheyarenotlikelytobewalkedon
orpinchedbyintemsplaceduponoragainstthem,
paying particular attention to cords at plugs,
conveniencereceptacles,andthepointwherethey
exitfromtheappliance.
13.Protective Attachment Plug-The appliance is
equippedwithanattachmentplughavingoverload
protection.Thisisasafetyfeature.SeeInstruction
Manual for replacement or resetting of protective
device. If replacement of the plug is required, be
suretheservicetechnicianhasusedareplacement
plug specified by the manufacturer that has the
sameoverloadprotectionastheoriginalplug.
14.Lightning-For added protection for this product
duringlightningstorm,orwhenitisleftunattended
andunusedforlongperiodsoftime,unplugitfrom
the wall outlet. This will prevent damage to the
productduetolightningandpower-linesurges.
15.Overloading-Do not overload wall outlets and
extensioncordsasthiscanresultinariskoffireor
electricshock.
16.ObjectandLiquidEntry-Neverpushobjectsofany
kindintothisproductthroughopeningsastheymay
touch dangerous voltage points or short-out parts
thatcould resultin afire orelectric shock.Never
spillliquidofanykindontheproduct.
17. Servicing-Do not attempt to service product
yourselfasopeningorremovingcoversmayexpose
youtodangerrousvoltageorotherhazards.Refer
allservicingtoqualifiedsersonnel.
18. Damage Requiring Service-Unplug this product
fromthewalloutletandreferservicingtoqualified
servicepersonnelunderthefollowingconditions:
a.Whenthepower-supplycordorplugisdamage.
b.Ifliquidhasbeenspilledorobjectshavefalleninto
theproduct.
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FEATURES
-4-
●ThisistheveryfirstmodeldesignedbyQ-BERTwhichhasDJMixerandTurntableinoneunitedbody.

●TheDynamicBalanceA.S.T.S.allowstheneedletotracethegrooveatanyanglewithnoskippingor
tracingerror.

●Theheartofmachine,motorhasprovenitshighstabilityandreliabilityinVestaxPDX-2000series.The
motorisouroriginalhightorquedirectdrive.

●VestaxPMC-05PROsreliablecircuitryisloaded

●Spinslidepitchcontrollerplacedaroundtheplatter(MAX±60%).Linkingpitchmovesandscratchesare
possible.
c.Iftheproducthasbeenexposedtorainorwater.
  d. If the product dose not operate normally by
following the operating instructions. Adjust only
those controls that are coverd by the operating
instructions as an improper adjustment of other,
controlsmayresultindamageandwilloftenrequire
extensiveworkbyaqualifiedtechniciantorestore
theproducttoitsnormaloperation.
e.Iftheproducthasbeendroppedorcabinethas
beendamaged.
  f. When the product exhibits a distinct change in
perfromance-thisindicatesneedforservice.
19.Replacement Parts-When replacement parts are
required,be surethe service technician has used
replacementpartsspecifiedbythemanufactureror
havethesamecharacterristicsastheoriginalparts.
Unauthorizedsubstitutionsmayresultinfire,electric
shockorotherhazards.
20.SafetyCheck-Uponcompletionofanyserviceor
repairs to product, ask the service technician to
perfromsefetycheckstodeterminethattheproduct
isinproperoperatingcondition.
21.Carts and Stands-The appliance should be used
only with a cart stand that is recommended by
manufacturer.
22.An appliance and cart combination should be
movedwithcare.Quickstops,excessiveforce,and
unevensurfacesmaycausetheapplianceandcart
combinationtooverturn.

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2
F
F1
F2
F
FF1
F
Trackingforce
Insideforce
Verticalforce
NORMALTYPETONE-ARM A.S.T.S
Needletrace
Needletrace
Noinsideforceisgenerated.
F（Trackingforce）generatesinsideforce.
BEFORE USE
-5-
A.S.T.S(Anti Skipping Tone-arm System)
Beforeuse,pleasecheckthatyouhaveallparts.
Mainunit
Platter
Splitmat
Headshell
Balanceweight
※Accesoriesaccompanyingthisbooklet.
Shellweight
EPadapter
Platterscrews
Screwdriverforplatterscrew
Owner'smanual
A.S.T.S(Anti Skipping Tone-arm System) has been developed with years of
experience and a number of trials, searching for the innovative tone-arm for
professionalDJ's.Thissystembreaksallofthehistoriccommonsense,achieving
its non skipping performance in hard scratching. A.S.T.S consists of two
inventions,short/straightarmandTH(TracingHold)balancesystem.

●THbalancesystemgiveshorizontalmovementinadditiontovertical.Thismovementgivesmuchmorestable
balance(verticaldirection)totheneedle.Thecombinationofshort/straightarmandTHbalancesystem
givesthebeststabilitytotheneedle,whichenablesanti-skippinginhardscratching.

●The brass arm with aluminum cover is used for A.S.T.S . This combination results in the best pick up
sensitivityas well asthebest resistance tohowling. This newtone-armallowed A.S.T.S toincrease the
resistanceagainstthehowlingbyover50%comparedtothenormalaluminumarm.
Partsandaccessories
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-6-
FUNCTIONS
-24dB +12dB
TRIM
HI
EQ
LOW
PHONO
LINE 2
-12dB +12dB
MIN MAX
MIN MAX
-24dB +12dB
PHONES
LEVEL
PHONES
PHONES
TRIM
HI
EQ
LOW
PHONO
LINE 1
MASTER
LEVEL
POWER
PGM 1
LEVEL
PGM
2
LEVEL
QUARTZLOCK
QUARTZLOCK
REVERSE
REVERSE
33 / 45 rpm
33 / 45 rpm
START / STOP
START / STOP
MASTER MUTE
OFF
ON
PITCH MODE
90L 90R
180
MONITOR
SELECT
PGM 1 PGM 2
MASTER
PITCH
- 60
00
180
+60 +60
90L
C.F. CURVE
-12dB +12dB
MIN MAX
90R
0
1
2
3
4
5
6
7
8
9
10
0
1
2
3
4
5
6
7
8
9
10
1782
3
4
5
15
14
16
6
11
12
13
15
5
4
3
29
（Bottom）
（Side）
Hook（soldseperate）
（Side）
（Side）
（Side）
10
（Side）
（Bottom）
（Bottom）
TOP
qPOWERINDICATOR
LightsupwhenthePOWERSWITCHison.
wTRIMVOLUME
 Adjusts the input level of each channel.  Set INPUT 
FADER to 7-8 position; adjust the TRIM so that the
sufficientsignalisfedwithoutdistortion.
eEQVOLUME
Adjusts the HI and LOW frequencies for each PGM
hannel.
rPHONO/LINESELECTSWITCH
Usedtoselecttheinput(LINEorPHONO)tobesentto
eachPGMchannel.Whenitisselected"PHONO",itis
assignedthesignalofrecordofthisunitItcanalsobe
used for TRANSFORMER SCRATCH. Its operational
directionisselectable.Youcanchangethedirectionby
removingthetoppanel.Ifyouselect"PHONO"forboth
PGM1and2,reproducedsoundofrecordisassignedto
eachprogramchannel.
tINPUTFADER(PGM1/PGM2)
UsedtoadjustinputlevelofeachPGMchannel.Thisis
adetachablefaderforeaseofreplacement.Replace
withIF-Qwhenitiswornout.Pleaseseethe"EXCHANGE
THEFADERUNIT"sectionofthismanual.
yCROSSFADER
WhentheinputlevelofPGM1andPGM2areproperly
set,PGM1willbeheardwiththecrossfadersettothe
leftside.PGM2willbeheardwiththecrossfadersetto
therightside.Whenthecrossfaderissetinthecenter,
bothprogramswillbeheard.Thisisdetachablefader
fortheeaseofreplacementwith"CF-PCV"whenitis
■MIXERSECTION
TOPPANEL
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-7-
MADE IN CHINA
LINE 2LINE 1
L
R
MASTER
OUT
SERIAL NO.
100V 50/60Hz 15W
MODEL NO. QFO
18 17 18 19
SIDE
BOTTOM
REARPANEL
worn out. Please see the "EXCHANGE THE FADER
UNIT"sectionofthismanual.
uMASTERLEVELVOLUME
AdjuststhesignalleveloutputsfromMASTEROUT.
iMASTERMUTESWITCH
Thisistheswitchwhichmutestheoutputsoundsignal
fromMASTEROUTjackoftherearpanel.Ifyouturn
theswitchon,theoutputwillbemuted.
oMONITORSELECTSWITCH
Thisswitchisusedtoselectthewayofmonitoringfrom
following.
PGM1･････ItallowsyoutohearinputsignalofPGM1.
MASTER･･ItallowsyoutohearthesignalofMASTER
OUT.
PGM2･････ItallowsyoutohearinputsignalofPGM2.
!0POWERSWITCH
Usetoturnpoweron.





!1C.F.CURVESWITCH
Selectthecrossfadercurve.Whenthisswitchisslideto
right side it gives a steep cross fader good for
scratchingandcutting.Whenslidingtotheleft sideit
givesagentlecrossfadergoodforlongrunningmixes.
!2PHONESLEVELVOLUME
Adjuststheheadphonemonitorlevel.
!3PHONES2JACK -MINIJACK(φ3.5)
Connecttheheadphoneswitha1/8"miniheadphoneplug.
(theimpedanceof8ohmto600ohm)
!4PHONES1JACK -PHONEJACK(φ6.3)
Connect the headphones with a standard 1/4" stereo
plug.(theimpedanceof8ohmto600ohm)
!5I.F.REVERSESWITCH
Reversestheactionoftheinputfaderbymarkingthe
zeropointtopinsteadofbottom.
!6C.F.REVERSESWITCH
Reverses the action of the cross fader by switching
PGM1and2.
!7MASTEROUTJACK
Connecttotheline/AUXinputofpoweramplifier/mixer.
!8LINEINPUTJACK
Connecttheequipmentwithlineleveloutput(-10dBor
0dB),suchasCDplayers,tapedecks,DATs,MDs,etc.
ThesignalfromlinelevelequipmentisfedtothePGM
channelswhenLineinputisselected.
!9ACPOWERCODE
ConnecttheACpowercordtosuitableoutlet.

NOTE
Thisswitchshouldbeturnedonafteryouhaveturned
offallinputdevicesandbefore
youturnonanydevicesattachedtooutput.
NOTE
Thisunithasbeenmanufacturedtofitstrictqualityand
safetystandards.PLEASEENSUREthatyouusethe
correctpowersupplyasshownontherearpanelof
thisdevice.FAILUREtodosomanyresultinshock
and/orseriousdamagetothisunitand/orusers.
REARPANEL
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-24dB +12dB
TRIM
HI
EQ
LOW
PHONO
LINE 2
-12dB +12dB
MIN MAX
MIN MAX
-24dB +12dB
PHONES
LEVEL
PHONES
PHONES
TRIM
HI
EQ
LOW
PHONO
LINE 1
MASTER
LEVEL
POWER
PGM 1
LEVEL
PGM
2
LEVEL
QUARTZ LOCK
QUARTZ LOCK
REVERSE
REVERSE
33 / 45 rpm
33 / 45 rpm
START / STOP
START / STOP
MASTER MUTE
OFF
ON
PITCH MODE
90L 90R
180
MONITOR
SELECT
PGM1 PGM 2
MASTER
PITCH
- 60
00
180
+60 +60
90L
C.F. CURVE
-12dB +12dB
MIN MAX
90R
0
1
2
3
4
5
6
7
8
9
10
0
1
2
3
4
5
6
7
8
9
10
22
23
21
20
24
20
21
22
23
25
BalanceWeight（Option）
DynamicStylusPressureAdjustmentKnob
ToneArm
ArmRest
Tone-ArmHeightFixedScrew
SlipMat（Option）
LockRing
Headshell
Platter（Option）
-8-
■TURNTABLESECTION
@0START/STOPSWITCH
Itisstarted/stoppedtheplattereverypush.
@133/45（33/45rpm）SELECTSWITCH
Selecttheplayingspeedtoeither331/3or45rpm.
WhentheindicatorLEDislit,itisselected33rpm.
@2REVERSESWITCH
When pushed, this switch will instantly reverse the
playing direction of the platter. In reverse mode, an
indicatorLEDwillbeon.Whentheunitisfirstturnedon,
theplatterissettospininthenormalforwarddirection.
@3QUARTZLOCKSWITCH
Whenthisswitchison,theindicatorLEDislit.Whenthis
switchison,thespeedwillbecomepre-determinedone
eventhePitchControlVolumenotinthe0%position.
@4PITCHCONTROLVOLUME
Thisvolumeisforadjustingthepitch.
1.When the Quartz Lock is off, the pitch can be
adjusted.
2.When moving the Pitch Control Volume, you can
adjusttherevolutionsby±60%.
@5PITCHMODESELECTSWITCH
Selectthemodeofthepitchcontrol. Themodeisas
below.
1.Whenpressingthequartzlockbutton,quartzlockis
off.（theindicatorlampisoff）
2.When moving the Pitch Control Volume, you can
adjusttherevolutionsasbellows.

90L：The position of 9 o'clock is +60% and that of 6
o'clock is -60%. It changes from +60% to -60%
counter clockwise. Between 6 o'clock and 3
o'clock,itisfixedat-60%andunchanged.
180：Thepositionof3o'clockis+60%,6o'clockis-60%
and 9 o'clock is +60%. The rotation pace is
changeable.
90R：Theposition of 3o'clockis +60% andthatof6
o'clock is -60%. It changes from +60% to -60%
clockwise.Between6o'clockand9o'clock,itis
fixedat-60%andunchanged.
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DRIVER
-9-
InstallingtheBalanceWeight
TurntableAssembly
Fromthebackendofthetonearm(towardstherearpanel)
placethebalanceweightontotheshaftandturncounter
clockwise.(Refertotheillustration)
-60％ +60％
0％ 0％
+60％ -60％
-60％
0％ 0％
S
l
i
d
e
s
v
a
r
i
a
b
l
y
f
r
o
m
-
6
0
%
t
o
+
6
0
%
I
t
d
o
e
s
n
o
t
s
l
i
d
e
t
o
-
6
0
%
i
n
t
h
i
s
r
a
n
g
-60％ +60％
0％ 0％
I
t
d
o
e
s
n
o
t
s
l
i
d
e
t
o
-
6
0
%
i
n
t
h
i
s
r
a
n
g
S
l
i
d
e
s
v
a
r
i
a
b
l
y
f
r
o
m
-
6
0
%
t
o
+
6
0
%
90L 90R
180
S
l
i
d
e
s
v
a
r
i
a
b
l
y
f
r
o
m
-
6
0
%
t
o
+
6
0
%
S
l
i
d
e
s
v
a
r
i
a
b
l
y
f
r
o
m
-
6
0
%
t
o
+
6
0
%
-60％
-60％
ASSEMBLY AND SET-UP
(1)Placetheplatteronthecenterspindle.Theplatterwill
adjustitselftobestfitoverthespindle.
(2)Adjustthepositioningofaplattersothatascrewgoes
intoascrewholes.
(3)Tightenscrewsusing adriverandfixaplatteranda
mainunit.
(4)Placetheslipmatontheplatter.
NOTE
Incaseofanassembly,becarefulsothatamainunit
andaplatterdonotcollidestrongly.
Iftheplayerisoperatedwithoutfixingthescrews,the
plattermaynotrotateproperly.
Donotplugintoapoweroutletuntilthisunitisfully
assembledandadjusted.
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50mm
Slipmat
Placetheslipmatontheplatter.Thenplacearecordon
top of the slip mat. By using a slip mat, it becomes
possibletostoparecordboardbyhandduringrotationof
aplatter or tomakeit reverse.Moreover,if anoptional
slip-sheetissetandused,itwilltakeeffectmore.
CartridgeInstallation
(1)Makesurethatyoufollowtheinstructionsincludedwith
yourcartridge.
(2)Connect the lead wires to the respective terminals.
Industry standard cartridges come with color-coded
wires.Makesurethatyoumatchthesecolorscorrectly.

Red(R+)RightChannel+ Green(R-)RightChannel-
White(L-)LeftChannel+ Blue(L-)LeftChannel-















(3)Theoverhangofyourcartridgeneedstobeadjustedto
bestsuittheA.S.T.Stonearm.For besttrackingand
styluspressureadistanceof50mm(asshown)should
beset.











(4)Inserttheheadshellintothefrontpartofthetonearm.
Turnthelookingringinthedirectionshownbelowuntil
theheadshellisfirmlyfixedinplace.

NOTE
Ifusingalightweightcartridge,wesuggesttheuseof
theshellweightenclosed.
NOTE
Toavoidprematuredamagetothestylustakecareto
avoidtouchingitduringanyadjustment(s).
-10-
Top:Recorddiscside(Printedside)
Bottom:Slipsurfaceside
NUT
HEADSHELL
(OPTION)
SHELLWEIGHT
(OPTION)
CARTRIDGE
STYLUS
SCREW
LEADWIRE
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