MOVED OVER BUSINESS WIRE AT 9:12 AM, EST,
MONDAY, MARCH 19, 1990
Apple Macintosh System Software 6.0.5
Dateline: SAN JOSE, California--March 19, 1990
Product Description: Macintosh System Software 6.0.5 is the latest version of
the operating system for the Macintosh personal computer family.
Significance: Macintosh System Software 6.0.5 incorporates hardware support fo
the Macintosh IIfx, the Macintosh Display Card 8.24 and the Macintosh Display
Card 8.24 GC, also announced today. Additionally, System 6.0.5 contains minor
bug fixes which may be appropriate for some users. System Software 6.0.5
transparently co-exists in networked environments with Macintosh System
Software versions 6.0.2, 6.0.3 and 6.0.4.
System Software 6.0.5 is required when using the following products:
- Macintosh IIfx (6.0.5 is included with every Macintosh IIfx)
- Macintosh Display Card 8.24 and Macintosh Display Card 8.24 GC
(6.0.5 will be included with these cards for 90 days following
- Third-party software or hardware products that require 6.0.5 (these
products will carry the label "requires 6.0.5 or later" on the outside
of the box)
In addition, Apple recommends 6.0.5 if using any of the following products:
- Macintosh Portable
- Macintosh IIci
- 32-Bit QuickDraw
See following page for additional technical information.
Update Policy: The software and manuals for Macintosh System Software 6.0.5 are
available for a suggested U.S. retail price of $49.95.
Installation Procedure:To ensure the proper installation of 6.0.5, remove any
virus detection and/or security programs from the System Folder. These
programs can be re-installed after installation of 6.0.5.
Distribution Channels: System Software 6.0.5 will be packaged with all new
Macintosh personal computers beginning immediately. It is also available
through all authorized Apple resellers, AppleLink and other electronic bulletin
Technical Information on 6.0.5:Below is a brief description of the changes made
in 6.0.5 to better support users of the following Apple products:
Macintosh Portable:System 6.0.5 corrects two problems associated with the
- A communications problem experienced when the Portable is connected to
serial devices (symptom: the Portable loses track of printers and modems after
coming out of Sleep mode)
- A power-consumption problem encountered when the Portable is shut down
while connected to AppleTalk networks (symptom: the battery will discharge
quickly when shut down under these conditions
Macintosh IIci: System 6.0.5 addresses the following compatibility problems
associated with the Macintosh IIci:
- Control-break characters received through the serial port will no long
cause a system crash.
- 32-Bit QuickDraw version 1.2 (see below)
- Zero-width characters now work properly (zero-width characters are used
both music programs and with accented characters)
32-Bit QuickDraw: In addition to the overall increase in performance, 32-Bit
QuickDraw version 1.2 offers the following:
- Additional dithering capabilities
- Support for variable-resolution PICT images
- Font information is stored in PICT images
Additional technical information is available in a document called "Technical
Information on 6.0.5" included on the System 6.0.5 Printing Tools disk.
Apple Computer, Inc.
Apple, the Apple logo, Macintosh, AppleLink and AppleTalk are registered
trademarks; QuickDraw is a trademark of Apple Computer, Inc.
Product Update Sheets
Chuq Von Rospach <+> email@example.com <+> [This is myself speaking]
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