Lenovo ThinkPad 390X User's Reference: ThinkPad 390X - Page 165

PC Card slots two Type I or Type II PC Cards, or one Type III

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Features Internal diskette drive To get the best performance from your diskette drive, use highquality diskettes (such as IBM diskettes) that meet or exceed the following standards: 1-MB, 3.5-inch, unformatted diskette: ANSI (American National Standards Institute) X3.137 ISO (International Standards Organization) 8860 ECMA (European Computer Manufacturers Association) 100 2-MB, 3.5-inch, unformatted diskette: ANSI X3.171 ISO 9529 ECMA 125 Internal CD-ROM drive 24X max. speed Internal DVD-ROM drive (option) 4X speed External interfaces Serial connector (EIA-RS232D) Parallel connector (Centronics) External-input-device connector External-monitor connector System-expansion connector PC Card slots (two Type I or Type II PC Cards, or one Type III PC Card) Headphone jack Microphone jack (supports a self-battery-powered condenser microphone) Appendix A. Features and Specifications 149

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Features
Internal diskette drive
To get the best performance from your diskette drive, use high-
quality diskettes (such as IBM diskettes) that meet or exceed the
following standards:
1–MB, 3.5–inch, unformatted diskette:
±
ANSI (American National Standards Institute) X3.137
±
ISO (International Standards Organization) 8860
±
ECMA (European Computer Manufacturers Association)
100
2–MB, 3.5–inch, unformatted diskette:
±
ANSI X3.171
±
ISO 9529
±
ECMA 125
Internal CD-ROM drive
24X max. speed
Internal DVD-ROM drive (option)
4X speed
External interfaces
Serial connector (EIA-RS232D)
Parallel connector (Centronics)
External-input-device connector
External-monitor connector
System-expansion connector
PC Card slots (two Type I or Type II PC Cards, or one Type III
PC Card)
Headphone jack
Microphone jack (supports a self-battery-powered condenser
microphone)
Appendix A.
Features and Specifications
149