Vox tonelab service manual

Page 1

ToneLab TT

CONTENTS
Circuit Diagram: Page 2-8
Structural Diagram: Page 9
Block Diagram: Page 10-12
Test Mode: Page 13
Calibration: Page 14
Parts List: Page: 15-17

2nd Edition
Issued date: November 28th, 2003
Issued by: KORG INC.

Page 2

H
TOT pom/r; p03 POWER SLPP,Y
X2/ 7

aLM2T=scnsc

arn/TT RDTMV T-HMOTAT

, - n 3 7 T
A, w swzvisacsn A T
. T A J U T L T
TA m ATA 77 T T
:2 .T 5441mm mm T T; T n, P T
[T5 A7,; no V y T n, , : , s so»: T
M I J 3:7 A .2 A 00 DATE w 712,2 m7 AT ,T. w AT. T T T ETTA LT» a, w EAT :T W
\ . * T ' . , , 1 , A n R a t , T T J A T
TNPUT (luD,\J f'om PO ltR CB T A Tva :Tunm' 3 R W u T: T T WNW T T
T T A mm: T T
A T T T T _ H n 7 T. , m T Aw. AM, T 7T T T
T" O m P O V t R J C B WWW T J I: t "3* T W 7 T AAA. mm; L Tm :M TWA
k4 Tn T AT #4 T, * T T 3-VH. A T~
w m A. m - T T W 7fo s ATAV AT, 0 CT Tm} 5W2ATVZfTATT T
3 A < 1 ._. Nd . T« T T Usv
VT 5V . z T T 5 mm 357 v. m] L 5" T T T
m l W :3 W W fi-A-HT mm cz77>-{ T i 7777} T
7 T A L25 TED to Tm nu -" m TAT: mu "5 T T WWW ' 1 T
mam m M up mm 73 TH ,, 77»: T ,,,,, T T m T A T HE 255;; T
T T AAATATTTTTASN ATAT TAT TTAA 5mm W T r O r ,J TTTT h R p I: T
NCTHTWH m m Amman: Tm A , I m»:- Acun 71 mg mg U W \J mam TC H T5 T
WT TCTH mm TATcAmm A A AT °_ AN Trs » mi< T
Twa-E Amy W W" TA AEN) - A, W Tan -T A u A T x 2 7 T
ELwHDTMSN D 5 MT7 W T) clmu m M T L B 7 A. 5 pm '2 5ch m n U (:lvauicrw z T
. 7 T STTT 5m: : .T ;
NQLT 2 mm mu H 6 V. WL L T
. T - Ta T
A : TAT L 7 T
R95 1 0M a c Axoszz H a, Tan T A
may, *sz Tm irwvssrs -< T B /\ C K 7 V T-
m A 4w ML A a 1
Y!) H mm T5 7 ~71 w mm mm 3. a; ,2 T aw
.T TA 1; MA A TV ) T [I
mx 5er ' '7 a Tun-sum U I A7 T
T2 A TT T
/\ )EVT 5m: :uch T
V O V P A R /\ T E R 1-] 7 T
v W for TAJNER W T
"7 m MAI/Tawney T
7 m H [SW 50 mmsooss 5w 1
w . A ETuzflpf g ' . THEYC JETHA ' T T--T
M 1- mm , H T
E pcmm W E *5 7
7 3 v 5m szwaaosa T
i H CH1 T
w A T TWA; T I I T
T ~ AA m. m m T A
L 01 TOE A7 EDE EAL :lva T MA A <
T amxsar q Adm: / m m T V P-+
@- «u T alznz AA/ETT [Am T W T
A . .AAT T ATa/Am Wm AAA/rm T A3 AT ,
AV/Di: , m T Tar-4
mv WP??? ES 1 5 W
WC ,3 7 WT WT U Tm [AT 9 T 47?
N A, A. A. A TATE - m
u C; TEL Rgfimrng TAM w; T1 3 gm;
am T:>~ T T W W - Am r» T: mm Ass 9 T 0A,», a A.
,m Human» F 55 A. m - T I TT ~37
1% p DW7DT A. m a T T T
T T. we , » M: D U[ 7 a may-m T m T,
Tawwn T ° , - T r T":
SHTFT REGTSTER E5; vmirnT mm. m 5?; an 7 WW 1 A
5:75:7ng AT SEA A .W 5:; mm VET: v E T_
212,? 7g Wm M 42 v): gcgfiuflw
my %ISW/AD£A'A e E5; ° Am 5 722*g-E
VLSELJ 5 ° T 5 7g
5T: a: A. we W. 3 T
{A A T TUT 7 T7
sTs TT 2 as E5; «MTTTT W V A V , U 7 # ° Tm
VTNV ' ' A v # ° AT
a W m o T g ' 7 ATM/War :
T: E31? ° E, a TA) : T w MA chTAsnnn
I I TczT i
J 25 x T: MFG CJSMSVMEHVEDASRVS x
Tm é-TTAz T T VTLTD, WT m w ; i
T - As , _ a n
chncass E .3 w vs 55 fi 0 w T T L A L
T TTA A); 5A .
N T5 N , T
Tm wa 3 A l A T cw 35m .
3:53 w' X a? 1 i 16 Vb T n 3 ATmeA
Tm W3 3w: T A. TASTA mm H Tm TA, L m 35%: DATV , ATE ,
0 mm T . T .T . 5 W T; T cm was T
we: LNL Ts «T . 7T ,ng a A m m. Ts/maw
, TA W5 LEVEL T-Tm TTA A A. T T- Tan T
m: A T: A TR) A A T:
x 3 ms WEELE L m. Tm V ,5 7) M" g "5 Tr T5 :T Tu :W 3* TC Mus:
V Ta T137 GATN AND-WA .7 Am ng A :w :57 El Tm TN *9 "1
A a vaa MTJDLT Wu WM W V a w Tm < T W 55 m2 Ta»
3 5 Tst 59 T 1 Am 5 WE; T31) a wnnrs
TNTT T T/ag V»? CNN 7 53 m m , AT A AT, em D A Aw T W, W .sz ' ' AT .w
a T. . T W M van 1 "T 5 a F VD? WED szwsnnss
T Wm P'TESENC 5 A ,5 . J m v55 IA
swsmrlnml w W a vzvsoasn T Ass Am
fir N - 256;: D 5 K vac»
v52 A T . DbJT WT MD 5 A ACAT
J 5 VotrTx ' 5 '-
j W :puasamm 7 sun AQJR
T 1 x A F5 D 3 R04 CAD '7
§ é a a my D ,A A Tm
g a g 2 3 D b 3 Z a 7"
m z E p .» (41 J W 0 AT T2» ,
K K " N ' S v CCLECVMJE 3sz V l 2
A m A we E ,T _ T» A A «A z
TTAm m177 U ,7 A5 7 mm SCTD sAA/AHTT 3% a
TA TDAAWTTW, 1w 5 , A; < TAT a; , ST. 1:; sum Ts~ - 1
mm u 7. D 77 mm A
WATT 3': TM? 51; 3 Wm 1 W L; . :3 gym»? TAT/$55 MT w z W «AA his ' D
MATT UTHTV WGLOBAL WTTTE Tm UM ? 551 T a; T; . mg gs/mi mime W N 7 ' A
aw DAN TAA WA WT TAT m m x , T T WW A m "752; V J 5 s
H-I- T 1 ~ A + , mm: J m r mm Ammm AT
A T . qu ~ . \ A T;
T 2 - - mama mm: m f T ET a
H, H A A TA m , Ti ..2
SW)UOA FFDAL JNDJ \ADU , I D :0 .. o
w mm A 6 13 TTm Tm s 5
a. T a. A A ,W m Ti' Sim-A us: TT A A
H TA - A A « ASA T
awaum BMK U: Am A aTa T» T, V T 3qung vuzs s
g BAM new .7 T; m amp-om, :22} TA ; wk £10ng 3 T A A
I i : "M'fiET ' Lms E / E MDBOEVOSI wuamcz sun/002
,,,,,,,,,,,,,,,,, ,,,T g 3 . m THT-TVA T «TAT A A T T
T U; U; 2 U T T T T m an , > T 3 T
m a A T ,_ 3 TT »
W T T T, 3 a
VR JED/T. T T T W a- TT v 3 A 3 3 i
T T--~T-T W TM, 1 A , IT A EA
VRZ cABTNU T T fl TM WT < b u T r m
T T Tim; TA W ~~ m A :9 A
T NA. , » ATT A AT 5
T , ,F , :T-u-nwm «.m- AT .T A .
T SHT Tags ER m, a Tr
T rsTA AT A
T -T A. T
1 :rTTA {AAT
1 Am 4 /}TT T, A A (TBA, 7
T LED m: um ' a a
T 5;; q \T T A: H g T C
QT A . r: a
A T T M ALLAH 7 S e 9 T D a A W A,
\ T m T- as Vu/Rxaxv :
M, T mm A; -: .TAAA AT 7
- T m": TNT T A M mm
L T TATT T AT A: ATATflR
ATATA T T m WT TT M Dznnmn
T A 9A: - «A A Ac
PT T mm W 3-2
T vu/cam AT, SE
c: 7 A
, T Hun gTTT ,W E A: ATATAT T)
T TTT \ m x m x M \\ TTTWTefiam A u WV 4344
Tm. W W . m- T:
T ® ® "z w A
T JD Am ,AATT Am 7
T A
T
T
T
T

\
Tm m w m m CAT, Tm MATT
w® wk wb NE W,
_ m mm M um um um sea 7331 L- chvdiaz' WM
cum 3: DUUTAHOV UHAY RleU? 7 :n vgc 5* lb :75qu
x x A x T: .T _. f K
35¢ @pma 33¢ 7®m LU 7®5TTTTA 35M _®C»Tp A at 5 :5; :5; A
< M Aw M AAW W AATAA 0 l TTJTTAAATAT
Am mh 1-H In v m elm In E T UT L T' 2 CLO A

FFPROM

CLOCK

0,: mm av ntsluxm Ev mama av mm x 151.1
A 57 GM Wm TcT-Am M Am 3 C B
A a
A \ 7 ' 7 7 77 W mm Nu m
TATE MW th MG T X SH- T m; s [R ,V KORG KOD-A30554 03.07.01
TT

A B c n E F G