Acer TravelMate 220 series, Service Manual

Page: 43 / 127

34 Chapter 2
Onboard Device Configuration
The parameters in this screen are for advanced users only. You do not need to change the values in this
screen because these values are already optimized.
The Onboard Device Configuration screen assigns resources to basic computer communication hardware.
The following table describes the parameters in this screen. Settings in boldface are the default and
suggested parameter settings.
NOTE: When the device is disabled, all the sub-items will be showed as [--].
Parameter Description Options
Serial Port Enables or disables the serial port.
The serial port is a PnP device. Enabled/Disabled
setting won’t affect the setting of the serial port in
device manager of Windows.
When enabled, you can set the base I/O address and
interrupt request (IRQ) of the serial port.
Enabled or Disabled
3F8h, 2F8h, 3E8h or 2E8h
4 or 3
Parallel Port Enables or disables the parallel port.
The parallel port is a PnP device. Enabled/Disabled
setting won’t affect the setting of the parallel port in
device manager of Windows.
When enabled, you can set the base I/O address,
interrupt request (IRQ) and operation mode of the
parallel port.
If operation mode is set to ECP, the direct memory
access (DMA) channel of the parallel port is set to 1.
Enabled or Disabled
378h, 278h, or 3BCh
7 or 5
Bi-directional, EPP, ECP or
Standard
Onboard Devices Configuration Onboard Devices Configuration Onboard Devices Configuration Onboard Devices Configuration Page 1/1
Serial Port ----------------------------------------
Base Address ---------------------------
IRQ ---------------------------------------
↑↓
= Move highlight bar, ← → = Change setting, F1 = Help
Paralel Port ------------------------------------
Base Address ----------------------------
IRQ -----------------------------------------
Operation Mode -------------------------
ECP DMA Channel ----------------------
[Enabled
Enabled Enabled
Enabled ]
[378h
378h 378h
378h]
[7777]
[Bi Bi Bi Bi----directional directional directional directional]
[Enabled Enabled Enabled Enabled ]
[3F8h
3F8h 3F8h
3F8h]
[4444 ]
/[Disabled ]
/[2F8h]/[3E8h]/[2E8h]
/[3 ]
/[Disabled ]
/[278h]/[3BCh]
/[5 ]
/[ECP] /[EPP] /[Standard ]
[1111]/[3 ]
Onboard Devices Configuration Onboard Devices Configuration Onboard Devices Configuration Onboard Devices Configuration Page 1/1
Serial Port ----------------------------------------
Base Address ---------------------------
IRQ ---------------------------------------
↑↓
= Move highlight bar, ← → = Change setting, F1 = Help
Paralel Port ------------------------------------
Base Address ----------------------------
IRQ -----------------------------------------
Operation Mode -------------------------
ECP DMA Channel ----------------------
[Enabled
Enabled Enabled
Enabled ]
[378h
378h 378h
378h]
[7777]
[Bi Bi Bi Bi----directional directional directional directional]
[Enabled Enabled Enabled Enabled ]
[3F8h
3F8h 3F8h
3F8h]
[4444 ]
/[Disabled ]
/[2F8h]/[3E8h]/[2E8h]
/[3 ]
[Enabled Enabled Enabled Enabled ]
[3F8h
3F8h 3F8h
3F8h]
[4444 ]
/[Disabled ]
/[2F8h]/[3E8h]/[2E8h]
/[3 ]
/[Disabled ]
/[278h]/[3BCh]
/[5 ]
/[ECP] /[EPP] /[Standard ]
[1111]/[3 ]