Toshiba 50CT User Guide - Page 122

Parallel Port, Not used, Std. Bi-Directional

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3 Tests and Diagnostics 3.24 SETUP (c) Parallel Port This option sets the interrupt level and I/O address for the parallel port. When the Printer Port Type (see settings below) is set to Std. Bi-directional, the options are: LPT setting LPT 1 LPT 2 LPT 3 Not Used Others Interrupt level 7 5 7 (Default) I/O address 378H 278H 3BCH (Other settings are made automatically by the Plugand-Play operating system.) When the Printer Port Type (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 LPT 1 LPT 2 LPT 3 Not Used Others Interrupt level 7 5 7 I/O address 378H 278H 3BCH (Default) DMA Channel 3 3 3 (Other settings are made automatically by the Plug-andPlay operating system.) When you select one of the above options, except for Not used, a subwindow similar to the one below displays to let you set the parallel port mode. The options for this setting are ECP (default) and Std. Bi-Directional. OPTIONS Mode DMA = ECP = Channel 3 For most printers, the port should be set to ECP. With other parallel devices, the setting should be Std. Bi-Directional. Libretto 50CT/70CT Maintenance Manual 3-57

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3
Tests and Diagnostics
3.24
SETUP
Libretto 50CT/70CT Maintenance Manual
3-57
(c)
Parallel Port
This option sets the interrupt level and I/O address for the parallel port.
When
the Printer Port Type (see settings below) is set to Std. Bi-directional, the
options are:
LPT setting
Interrupt
level
I/O address
LPT 1
7
378H
LPT 2
5
278H
LPT 3
7
3BCH
Not Used
(Default)
Others
(Other settings are made
automatically by the Plug-
and-Play operating system.)
When the Printer Port Type (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
LPT 2
5
278H
3
LPT 3
7
3BCH
3
Not Used
(Default)
Others
(Other settings are made
automatically by the Plug-and-
Play operating system.)
When you select one of the above options, except for
Not used
, a subwindow
similar to the one below displays to let you set the parallel port mode.
The
options for this setting are
ECP
(default) and
Std. Bi-Directional
.
OPTIONS
Mode
DMA
=
=
ECP
Channel 3
For most printers, the port should be set to
ECP
.
With other parallel devices,
the setting should be
Std. Bi-Directional
.