Toshiba T1960CT Maintenance Manual page 99

3. COM/PCMCIA/FDD/PRT
This option controls settings for the serial and parallel ports and the PC card slot.
(a) Serial Port
Allows you to set the COM level— COM1 or COM2—for the serial port
and PC Card slot.
The serial port interrupt level (IRQ) and I/O port base address for each COM
level is shown below:
If the COM level for the serial port is set to the same level as the Toshiba
card modem, the card modem's COM level is automatically reset to Not
Used.
(b) PC Card Slot
Enables you to select how the PC Card slot is used.
When you choose Others, the subwindow below appears to let you control
the modem's COM Port and power.
COM Port
Power
Use the COM Port option to select the interrupt (IRQ)/COM level for the
Toshiba card modem: COM1 or COM2. (Default)
Use the Power option to turn the power to the modem on or off.
When the "COM Port" option is set to Others, the "Power" option is dis-
played in the subwindow. The "Power" option indicates the setting in
CMOS.
3-56
COM Level Interrupt Level
COM1 4
COM2 3
Not used
PCMCIA Choose this selection when you have installed a
PCMCIA card. (Default)
Others Choose this selection when you have installed a
Toshiba card modem (model: PC-22-T24M, or PC-
T24SL).
= COM2 (IRQ3/2F8H)
= On
I/O Address
3F8h (Serial port default)
2F8h (PCMCIA default)
(Disables port)
T1960CS/T1960CT