Справочник Пользователя для IBM 260

RS/6000 43P 7043 Models 150 and 260 Handbook

For more detailed technical information about the CD-ROM drive, refer to 
Table 30 on page 122.

3.1.1.6  Standard I/O Ports
The system provides the following standard I/O ports:

The optional Quiet Touch Keyboard may plug into this 
port.

A port is provided to support an optional three-button 
mouse.

If required, a tablet can be connected.

Two 9-pin D-shell serial connectors are available for 
external RS232 access.

One 25-pin parallel port is provided that maintains 
complete compatibility with machines containing ISA, 
EISA, and Micro Channel parallel ports.

3.1.1.7  PCI Adapter Slots
The Model 150 contains five 32-bit PCI slots. Following is a brief description 
according to their slots number.

  • Slots 1 and 5 are short slots

  • Slots 2, 3, and 4 are long slots

  • Slots 2, and 3 are connected to the primary PCI bus on the planar

  • Slots 1, 4, and 5 are on the secondary PCI bus provided by the bridge chip 

on the riser card.