Installation Overview; Checking The Rom Version - Sony HDCU-900 Series Installation And Maintenance Manual

1-1. Checking the ROM Version

When connecting the following peripheral equipment to the unit, confirm that the versions of the ROMs
which are installed in each model. If the version is lower than the following one, the ROM needs to be
replaced.
In this case, contact your local Sony Sales Office/Service Center.
Peripheral equipment
MSU-700A
MSU-750
CNU-700
CNU-500
RCP-720/721
RCP-730/731
RCP-740/741
RCP-700/701
HDCU-900 IMM
Section 1

Installation Overview

Board Ref. No.
CPU-293 IC5, IC6
CPU-286 IC5, IC6
AT-89 or AT-89A IC4, IC5
AT-100 IC4, IC5
MPU-79 IC10
MPU-79 IC10
MPU-79 IC10
MPU-92 IC6
ROM version
Ver. 1.10 or higher
Ver. 1.10 or higher
Ver. 3.20 or higher
Ver. 2.80 or higher
Ver. 2.80 or higher
Ver. 2.80 or higher
Ver. 2.80 or higher
Ver. 2.73 or higher
1-1 (E)