Toshiba M10 - Manual (Page 196)

3 Tests and Diagnostics 3.28 SETUP
3-90 Satellite Pro M10 Series Maintenance Manual (960-431)
COM level Interrupt level I/O address
COM1 4 3F8H (Serial port default)
COM2 3 2F8H
COM3 4 3E8H
COM3 5 3E8H
COM3 7 3E8H
COM4 3 2E8H
COM4 5 2E8H
COM4 7 2E8H
Not Used Disables port
(b) Parallel
This option sets the interrupt request level (IRQ) and I/O port base address for
the parallel port. When the Printer Port Mode is set to Std. Bi-direct, the
options are:
LPT setting Interrupt level I/O address
LPT 1 7 378H
LPT 2 5 278H
LPT 3 7 3BCH
Not Used Disables port
When the Printer Port Mode (see settings below) is set to ECP, the DMA
channel can also be set to 1, 2 or 3. The default is 3.
LPT setting Interrupt level I/O address DMA channel
LPT 1 7 378H 3 (Parallel port default)
LPT 2 5 278H 3
LPT 3 7 3BCH 3
Not Used Disables the port
When you select one of the above options, except for Not Used, a subwindow
similar to the one below appears to let you set the DMA. The options for this
setting are Channel 1and Channel 3 (Default).