Akai AX80

V.
PRINCIPAL
PARTS
LOCATION
VI.
IC VERIONS
1)
There are three
versions of
AX80s
by
using
different
types, lot
numbers and
programs of ICs.
2)
These
IC combinations
must be used for the
optimum
results.
3)
Three
combinations.
ROM
IC4 (//PD2764 D) Voice IC
106-
806
in VOICE
in CPU PCB.
PCB (ECM3372)
Program
Versions
Types Lot Numbers
I B
8425
I B
8427
K
C
N/A
4)
How to
distinguish
the differences.
y
r 842
EM
337
2
8425
3I60B-OI
I CEM 3372 I CEI
|
8427
3I60B-0I
|
306.
_
INDICATING
TYPES
3372
3060C-0I
}|S
I
AX-80
I
IaX-80k|
INDICATING PROGRAM VERSIONS.
Fig.
6-1 r
SERVICE
MANUAL
AX80-
9