3.32 SETUP
3 Tests and Diagnostics
3-106
PORTEGE M300 Maintenance Manual (960-504)
10.
I/O ports
This option controls settings for the serial and parallel ports.
NOTE:
This item can be set only when the Advanced Port Replicator III is connected.
(a)
Serial
Use this option to set the COM level for the serial port.
The serial port interrupt
request level (IRQ) and I/O port base address for each COM level is shown below:
COM level
Interrupt level
I/O address
COM1
4
3F8H
(Default)
COM2
3
2F8H
COM3
4
3E8H
COM3
5
3E8H
COM3
7
3E8H
COM4
3
2E8H
COM4
5
2E8H
COM4
7
2E8H
Not Used
Disables port
(b)
Parallel
This option sets the interrupt request level and I/O port base address for the parallel
port. When the parallel port mode is set to
Std. Bi-direct
, the options are as
follows:
LPT setting
Interrupt level
I/O address
LPT 1
7
378H
LPT 2
5
278H
LPT 3
7
3BCH
Not Used
Disables port
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 (Default)
LPT 2
5
278H
3
LPT 3
7
3BCH
3
Summary of Contents for Portege M300
Page 10: ...x PORTEGE M300 Maintenance Manual 960 504 ...
Page 43: ...Chapter 2 Troubleshooting Procedures ...
Page 44: ...2 Troubleshooting Procedures 2 ii PORTEGE M300 Maintenance Manual 960 504 ...
Page 49: ...2 Troubleshooting Procedures PORTEGE M300 Maintenance Manual 960 504 2 vii ...
Page 106: ...PORTEGE M300 Maintenance Manual 960 504 3 i Chapter 3 Tests and Diagnostics ...
Page 107: ...3 ii PORTEGE M300 Maintenance Manual 960 504 ...
Page 112: ...PORTEGE M300 Maintenance Manual 960 504 3 vii ...
Page 226: ...3 32 SETUP 3 Tests and Diagnostics 3 110 PORTEGE M300 Maintenance Manual 960 504 ...
Page 227: ...Chapter 4 Replacement Procedures ...
Page 228: ...4 Replacement Procedures 4 ii PORTEGE M300 Maintenance Manual 960 504 ...
Page 232: ...4 Replacement Procedures 4 vi PORTEGE M300 Maintenance Manual 960 504 ...
Page 313: ...Appendices ...
Page 314: ...Appendices App ii PORTEGE M300 Maintenance Manual 960 504 ...
Page 320: ...Appendices App viii PORTEGE M300 Maintenance Manual 960 504 ...
Page 326: ...Appendix A Handling the LCD Module A 6 PORTEGE M300 Maintenance Manual 960 504 ...
Page 332: ...B 3 HDD FPC View FNCHD Appendix B Board Layout B 6 PORTEGE M300 Maintenance Manual 960 504 ...
Page 368: ...Appendix E Key Layout E 2 PORTEGE M300 Maintenance Manual 960 504 ...
Page 370: ...Appendix E Key Layout E 2 PORTEGE M300 Maintenance Manual 960 504 ...
Page 374: ...Appendix G BIOS Rewrite Procedures G 2 PORTEGE M300 Maintenance Manual 960 504 ...
Page 376: ...Appendix G BIOS Rewrite Procedures G 2 PORTEGE M300 Maintenance Manual 960 504 ...
Page 378: ...Appendix H EC KBC Rewrite Procedures H 2 PORTEGE M300 Maintenance Manual 960 504 ...
Page 380: ...Appendix I Reliability I 2 PORTEGE M300 Maintenance Manual 960 504 ...