3.31 SETUP 3 Tests and Diagnostics
TECRA M3 Maintenance Manual (960-507) 3-103
When the “Parallel 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 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 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).
For most printers, the port should be set to ECP. With some other parallel devices,
the setting should be Std. Bi-Direct.
11. Drives I/O
This option displays the address and interrupt level for hard disk drive, optical drive and PC
card. It is for information only and cannot be changed.
(a) Built-in HDD
Primary IDE (1F0H/IRQ14) The Built-in HDD is ready for use.
No Drive The Built-in HDD is not installed.
(b) Selected Bay
This option is displayed only when the hard disk drive or optical disk drive is
installed to the select bay. Secondary IDE (170H/IRQ15) computer selectable
bay HDD.
12. PCI Bus
This item displays the interrupt level for the Card Bus. It is for information only and cannot
be changed.
PCI BUS = IRQ10, IRQ11
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