Apple 1800428-001B ユーザーズマニュアル

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Updating System
Software
2-45
Printer Options
Updating System Software
The system software in your printer is stored on 4 MB of flash mem-
ory. This allows you to update the system software without opening 
up the printer and installing new PROMs. Updated system software 
allows you to take advantage of future enhancements to the printer.
Updating the system software is a three-step procedure:
1
Choose the appropriate compressed system software files.
2
Install the system software on your computer.
3
Download the system software to the printer.
The following sections explain these steps in detail.
Choosing the Appropriate System Software 
Files for Downloading
System software is provided in different formats on both PC and Mac-
intosh disks. The disks you use depend on whether your printer is 
functioning (the printer starts up normally, and 
IDLE
 displays in the 
message window) or not, the current firmware version, and how you 
plan to download the system software to the printer.
Computer
Disk Set 
Hard Disk 
Space 
Needed 
(approx.)
Printer
Interfaces for 
Downloading
Functional
Non-
Functional
Macintosh
SYSTEMLOADER
1.75 MB
Serial
SYSTEMDL.PS
3.25 MB
All
PC
SYSTEM.DL
1.75 MB
Parallel, 
serial
SYSTEMDL.PS
3.25 MB
All