1-6
400 Series
The 400 series system board is composed of the following major components:
❑
One Intel Pentium processor 75 MHz with VRT 64-bit microprocessor
Intel Pentium processor operates at 75 MHz and 2.9 volts.
❑
Standard RAM
8 MB, four 1Mx16-bit chips
3.3 volt operation
No parity bit
Access time 70 ns
Data transfer is 64-bit width
EDO (extended data output) supported
❑
BIOS ROM (Flash EEPROM)
128 MB (one 128Kx8-bit chip) memory
64 KB in the ROM are used for system BIOS
40 KB in the ROM are used for VGA BIOS
24 KB in the ROM are reserved
Access time 150 ns
Data transfer is 8-bit width
❑
Video RAM
1 MB (Two 256Kx16-bit DRAM)
5 volt operation
❑
Optional memory
One expansion memory slot is available for 8, 16, and 32 MB memory modules, which
may consist of 1 MBx16-bit chips
Total maximum memory size is 40 MB (if a 32 MB memory module is installed)
3.3 volt operation
No parity bit
Access time 60 ns
Data transfer is 64-bit width
EDO (extended data output) supported
❑
One super integration (SI)
The following components:
- Two DMACs
82C37 equivalent
- Two PICs
82C59 equivalent
- Two UART
16550 equivalent
- One PIT
82C54 equivalent
- One FDC
TC8565 equivalent
- One VFO
TC8568 equivalent
- One I/O port decode
- One SIO port control
- One printer port control supported ECP
- One FDD control
- One speaker control
- One power communication control
Содержание Satellite Pro 400CDT
Страница 23: ...400 Series 2 3 Figure 2 1 Troubleshooting flowchart 1 2 ...
Страница 172: ...400 Series B 1 Appendix B Board Layout B 1 System Board Front View Figure B 1 Board layout front ...
Страница 173: ...B 2 400 Series B 2 System Board Back View Figure B 2 Board layout back ...
Страница 197: ...E 2 400 Series E 3 German GR Keyboard Figure E 3 GR keyboard E 4 French FR Keyboard Figure E 4 FR keyboard ...
Страница 198: ...400 Series E 3 E 5 Spanish SP Keyboard Figure E 5 SP keyboard E 6 Italian IT Keyboard Figure E 6 IT keyboard ...
Страница 199: ...E 4 400 Series E 7 Scandinavian SC Keyboard Figure E 7 SC keyboard E 8 Swiss German SL Keyboard Figure E 8 SL keyboard ...