IBM 560 - Manual (Page 55)

Section 3. Subsystems
Video Subsystem . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-2
Video Modes . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-3
Audio Subsystem . . . . . . . . . . . . . . . . . . . . . . . . . . . 3-6
Sound Blaster Support Function . . . . . . . . . . . . . . . . 3-6
Audio Port Specifications . . . . . . . . . . . . . . . . . . . . . 3-6
Infrared (IR) Subsystem . . . . . . . . . . . . . . . . . . . . . . . 3-7
System Settings . . . . . . . . . . . . . . . . . . . . . . . . . . 3-7
PCMCIA Subsystem . . . . . . . . . . . . . . . . . . . . . . . . . 3-7
Pin Assignments . . . . . . . . . . . . . . . . . . . . . . . . . . 3-9
This section describes the video, DSP, IR, and PCMCIA subsystems
of the ThinkPad computers. If also provides the Programmable
Option Select (POS) information for the video, DSP, and IR
subsystems.
 Copyright IBM Corp. 1996, 1997 3-1