Toshiba Portege M100 Maintenance Manual - Page 176
Std. Bi-direct, Not Used, are Channel 1and Channel 3 Default.
View all Toshiba Portege M100 manuals
Add to My Manuals
Save this manual to your list of manuals |
Page 176 highlights
3.23 SETUP 3 Tests and Diagnostics (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 LPT 1 LPT 2 LPT 3 Not Used Interrupt level 7 5 7 I/O address 378H 278H 3BCH Disables port When the Printer Port Mode (see settings below) is set to ECP, the DMA channel can also be set to 1 or 3. The default is 3. LPT setting LPT 1 LPT 2 LPT 3 Not Used Interrupt level 7 5 7 I/O address 378H 278H 3BCH Disables port DMA channel 3 (Parallel port default) 3 3 When you select one of the above options, except for Not Used, a sub-window similar to the one below appears to let you set the DMA. The options for this setting are Channel 1and Channel 3 (Default). OPTIONS DMA = Channel 3 For most printers, the port should be set to ECP. With some other parallel devices, the setting should be Std. Bi-Direct. PORTEGE M100 Maintenance Manual (960-452) 3-67