This machine and options can be upgraded by downloading system software programs from the personal computer (hereafter called as the PC) in which a service

support tool (hereafter called SST) has been loaded.

System software programs and upgrade tools are listed in the following table:

Type

Main unit

Option

*1. PCL_common is the software stored in the optionally available extended 32MB ROM PCB. It consists of the firmware for PCL printer function and the main

control firmware. Inserting the 32MB ROM PCB in the extended slot in the image processor PCB allows the main controller to operate under the control of the

firmware stored in the 32MB ROM PCB.

Pay attention to the following points when updagrading.

1. When updagrading Boot, make sure to update Boot first.

2. When updagrading the following software, make sure to update all to the same version.

- System

- Language

- PCL

System software type

System (main controller)

Boot (boot program)

Language (language module)

PCL_op