Table of Contents
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SECTION
1
SERVICE
MANUAL
TABLE OF CONTENTS
I.
SPECIFICATIONS
4
II.
DISMANTLING OF
METHOD
5
DDL
CONTROLS
AND
UNIT
CONNECTIONS
6
IV.
THE
KEYBOARD
RELATIONSHIP
TO EQUALLY TEMPERED
SCALE
FREQUENCES
AND
MUSICAL NOTATION
8
V.
PRINCIPAL
PARTS LOCATION
9
VI.
AX80
IC
BERSIONS
9
VII.
ADJUSTMENT PROCEDURE FOR
AX80 VOICE PCB
1
1
1.
PREPARATIONFORTHE ADJUSTMENT
11
2.
OFFSET
ADJUSTMENT
(ADJUSTMENT OF
SAWTOOTH WAVE
LEVEL
ON
OCO-2)
1
1
3.
ADJUSTMENT OF SAWTOOTH
WAVE
LEVEL
13
4.
RESONANCE FREQUENCY ADJUSTMENT
14
5.
LOADING A+B
BANK DATA
AND
CONFIRMATION
14
0u92
This
Manual
is
FOR INTERNAL USE
ONLY
and must
not be
made
available to
unauthorized
personal.
No
part of
this
manual
may
be
re-
produced
in
any form
without permission
from
AKAI-ELECTRIC
CO.,
LTD.,
Tokyo,
Japan.
a
SERVICE
MANUAL
AX80
3
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