sure to remove the old Version 2 or 2.2 EPROMs at locations U35 and
U51.
2.10 - March, 1987--RMX introduced
Part
No.
10004701--RMX 225, old-style CGP and Sound
Blocks
A and B
Part
No.
10004801--RMX 225, new-style CGP,
no
Sound
Blocks
Part
No.
10004801--RMX 250, new style CGP and Sound
Blocks
A through D
Note: These units
also contained the
RAM
Sequencer
Expansion,
50kHZ Sound Modeling Program and
QLS
as
standard.
2.11 -
April, 1987
Version 4.1 software--purchased option
To
install
Version
4.1
in
units that currently have Version
3.1, 3.2 or V4; no modifications
will
be
required to the CPU board.
Simply remove the Version 3.1, 3.2 or
V4
EPROMs and install Version
4.
To
install Version
4.1
in
units with software levels earlier than
Version 3.1, 3.2 or 4, the
CPU board will require modification as
mentioned in the description of Version 3.1. The Version
4.1
EPROMs should
be
installed
in
the following locations:
82103201
82103401
82103601
82091201*
U54
U53
U52
U51
82103301
82103501
82103701
82091301*
*50kHz Sound Modeling
EPROM
locations
Kurzwell
250
Service Manual, Chapter 2
2 - 1 1
U38
U37
U36
U35
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