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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