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Developer Note
Macintosh PowerBook 2400c
Computer
Developer Note
6/20/97
Apple Technical Publications
© Apple Computer, Inc. 1997
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LIMITED WARRANTY ON MEDIA AND Apple Computer, Inc. REPLACEMENT © 1997 Apple Computer, Inc. All rights reserved. If you discover physical defects in the manual or in the media on which a software No part of this publication may be product is distributed, ADC will replace the reproduced, stored in a retrieval media or manual at no charge to you system, or transmitted, in any form or provided you return the item to be replaced by any means, mechanical, electronic, with proof of purchase
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Contents Figures and Tables v Preface About This Developer Note vii Contents of This Note vii Supplemental Reference Documents vii Conventions and Abbreviations viii Typographical Conventions viii Abbreviations viii Chapter 1 Delta Guide to the PowerBook 2400c Computer 1 Appearance 2 The Two Models 3 Features 4 RAM Expansion 5 Display 5 PC Card Slot 5 Keyboard 6 Hard Disk Size 7 I/O Expansion 7 Port for Floppy Disk Drive 7 Peripheral Devices 8 System Software 8 Software Modifications 8 M
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iv
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Figures and Tables Chapter 1 Delta Guide to the PowerBook 2400c Computer 1 Figure 1-1 Front view of the computer 2 Figure 1-2 Back view of the computer 3 Figure 1-3 Keyboard layout for model sold in Japan 6 Figure 1-4 Keyboard layout for model sold in the US 6 Table 1-1 Model differences 3 Table 1-2 Feature comparison 4 Table 1-3 Signals on floppy disk drive connector 7 v
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vi
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PREF ACE About This Developer Note This developer note describes the Macintosh PowerBook 2400c computer, a new computer based on the same architecture as the PowerBook 3400 computer but smaller and lighter. This developer note describes only the changes that make the new models different from the PowerBook 3400. For information about the PowerBook 3400, see “Supplemental Reference Documents,” later in this preface. This developer note is intended to help hardware and soft
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PREF ACE http://devworld.apple.com/dev/technotes.shtml Printed copies of the Technote are available from Field Copy and Printing, telephone 1-415-323-3155. The Technotes are also available on the reference library issues of the Developer CD. For information about the latest version of the PC Card Manager, developers should refer to the PC Card Manager v3.0 SDK. The SDK is available on the March 1997 Reference Library edition of the Developer CD and on the Apple Developer
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PREF ACE Other abbreviations used in this note include: ADB Apple Desktop Bus CD-ROM compact disc read-only memory DIMM dual inline memory module DRAM dynamic RAM EDO extended data out FDD floppy disk drive JEDEC Joint Electron Device Engineering Council PCI Peripheral Component Interconnect, an industry-standard expansion bus PCMCIA Personal Computer Memory Card International Association PDF portable document file PMU power management unit RAM random-access memory SCSI Small Computer System
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PREF ACE x
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CHAPTER 1 Figure 1-0 Delta Guide to the Listing 1-0 Table 1-0 PowerBook 2400c Computer 1
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CHAPTER 1 Delta Guide to the PowerBook 2400c Computer The Macintosh PowerBook 2400c computer is a small, light-weight notebook computer based on the architecture of the PowerBook 3400 computer. This chapter is a delta guide—it describes only the differences between the PowerBook 2400c computer and the PowerBook 3400. For a description of the PowerBook 3400 computer, please refer to the developer note for that model, as explained in “Supplemental Reference Documents” on page vii.
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CHAPTER 1 Delta Guide to the PowerBook 2400c Computer Figure 1-2 Back view of the computer Sleep indicator
light Apple Desktop Bus
(ADB) port Sound out port Power adapter port Sound in port Printer/external
modem port Infrared window Reset button PC Card eject holes External floppy
External monitor port
SCSI port (HDI-30) Two PC Card
disk drive port (VGA-style connector) (PCMCIA card) slots The Two Models 1 There are two models of the Macintosh PowerBook 2400c, one for sale i
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CHAPTER 1 Delta Guide to the PowerBook 2400c Computer Features 1 Most of the features of the PowerBook 2400c computer are the same as those of the PowerBook 3400 computer. Table 1-2 lists the features that are different; those features are described individually in the following sections of this developer note. Table 1-2 Feature comparison Feature PowerBook 3400 PowerBook 2400c Size 11.5 by 9.4 by 2.4 inches 10.5 by 8.4 by 1.9 inches Weight 6.7 pounds including battery 4.4 pound
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CHAPTER 1 Delta Guide to the PowerBook 2400c Computer RAM Expansion 1 The PowerBook 2400c computer accommodates one SO (small outline) DIMM for RAM expansion. The DIMM can have either 16 or 32 MB of additional RAM. The mechanical characteristics of the RAM expansion DIMM are given in the JEDEC specification for the 144-pin 8-byte DRAM SO DIMM. The PowerBook 2400c computer can accommodate an SO DIMM with a height of 1.0, 1.25, or 1.5 inches. While the JEDEC specification for th
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CHAPTER 1 Delta Guide to the PowerBook 2400c Computer For information about the latest version of the PC Card Manager, developers should refer to the PC Card Manager v3.0 SDK. The SDK is available on the March 1997 Reference Library edition of the Developer CD and on the Apple Developer World web page at: ftp://ftp.apple.com/devworld/Development_Kits/PC_Card_Manager/ Keyboard 1 The keyboard in the Macintosh PowerBook 2400c has a compact design with key spacing of 16.5 mm. Figure
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CHAPTER 1 Delta Guide to the PowerBook 2400c Computer Hard Disk Size 1 The storage capacity of the built-in hard disk in the Macintosh PowerBook 2400c computer is 1.3 GB. I/O Expansion 1 Because of its small size, the PowerBook 2400c computer does not have an expansion bay, so it does not accept an internal CD-ROM drive or floppy-disk drive. The user can attach an external floppy disk drive to a port on the back of the computer. Other external drives can be connected to the SCSI
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CHAPTER 1 Delta Guide to the PowerBook 2400c Computer Peripheral Devices 1 Several peripheral devices are available for the Macintosh PowerBook 2400c computer: n Macintosh PowerBook external floppy drive for Macintosh PowerBook 2400c, to be connected through its own port on the back of the computer. n Macintosh PowerBook power adapter for Macintosh PowerBook 2400c, the same as the power adapter for the PowerBook 3400 computer. n Macintosh PowerBook lithium-ion recha
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CHAPTER 1 Delta Guide to the PowerBook 2400c Computer Machine Identification 1 The Macintosh PowerBook 2400c computer has a new machine ID value, 307 (133 in hexadecimal). Inside Macintosh: Overview describes the Gestalt Manager and tells how to use the gestaltMachineType value to obtain the machine name string. Compatibility 1 Except for the changes described in this developer note, the features of the Macintosh PowerBook 2400c models are the same as those of the PowerBook 3400 comp
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CHAPTER 1 Delta Guide to the PowerBook 2400c Computer 10 System Software
