1-1. Checking the ROM and Software Version
When connecting the following peripheral equipment to the unit, confirm the versions of the ROMs and
software which are installed in each model. If the version is lower than the following one, the ROM
needs to be replaced and the software needs to be upgraded.
In this case, contact your local Sony Sales Office/Service Center.
ROM
Peripheral equipment
MSU-700A/750
MSU-900
CNU-700
CNU-500
RCP-720/721
RCP-730/731
RCP-740/741
RCP-700/701
Software
Peripheral equipment
RCP-750/751
RM-B750
HDC-900/950
. IM/HDCU1000 Series
Section 1
Installation Overview
Board
Ref. No.
CPU-293/CPU-286
IC5, IC6/IC5, IC6
CPU-396
IC18, IC31
AT-89 or AT-89A
IC4, IC5
AT-100
IC4, IC5
MPU-79
IC10
MPU-79
IC10
MPU-79
IC10
MPU-92
IC6
Board
Software version
MPU-123
Ver.1.21 or higher
MPU-124
Ver.1.00 or higher
AT-130
Ver.1.20 or higher
ROM version
Ver.1.30 or higher
Ver.1.02 or higher
Ver.3.20 or higher
Ver.2.80 or higher
Ver.2.90 or higher
Ver.2.90 or higher
Ver.2.90 or higher
Ver.2.90 or higher
1-1 (E)