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Yamaha Electone GX-1 Service Manual page 74

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GX-1 (S/ # 5030~
)
Variable
Tone
Module
ATTACK
TIME
(ATA)
ist
DECAY
(1DA)
2nd
DECAY
(2DA)
SUSTAIN
LEVEL
(SLA)
ATTACK TIME
(ATF)
1st
DECAY
(1 DF)
2nd DECAY
(2DF)
INTIAL
LEVEL
Cle
ATTACK
LEVEL
(AL)
HIGH
PASS
fc
CHES
LOW
PASS
fc
(cee)
HIGH
PASS
Q
(HQ)
LOW PASS Q_
(LQ)
PULSE WIDTH
(PW)
LEVEL
(LV)
FIXED
BPF
fc
(BPF)
FIXED HPF fc
(HPF)
NOISE
(N)
WA
(27)
HPF
( HP )
BPF
(BP)
fos
Es
ae
(CP)
Pe
CSF
POLARITY
CHAGE ( PC )
Cec
G2)4
( 3) 2
(4) 3
( 5) 4
( 6) 5
(7) 6
( 8) 7
(9) 8
(10) 9
(11) 10
(12)11
(13)12
(14)13
(15) 14
(16)15
(17)16
(18)17
(19)18
(20)19
(21)20
(22)21
(23)22
(24)23
(25)24
(26)25
PULSE WIDTH MOD(PWM)
(27)26
(28) E
TS
(Variable Tone
Module)
Circuit Diagram
& Circuit Board,Factory
Setting Tone
Module
Circuit Diagram
& Circuit Board
Factory
Setting Tone
Module
Note) Potentio Meter : 3321H Type
Note)
Volume
: 3321H
Cc
|
2
20
21
22
23
24
25
26
RI
R2
R3
R5
R8
R9
it
Ri
15
|
R
R20
(ATA)
(1DA)
(2DA)
(SLA)
(ATF)
(1DF)
(2DF)
Cle)
(AL )
( HF )
( LF )
( HQ )
( LQ )
( PW )
(CEV2)
(BPF )
(HPF )
Ne)
(2T )
(HP)
( BP )
Cl)
P=)
(5:52)
(CEC)
(PWM)
O00
6-9-0 08
6. 0.— 6

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