 |
 |
Articles / TULARC / PC info / Motherboards / Motherboards / |  |
|
|
||||
|
|
|||
|
|
|||
|
||||
|
|
||||
|
   |
|
||
|
PowerMate Express 486/50e Motherboard Settings and Configuration |
|
||
|
||||
|
|
|
||
|
||||
|
|
|
|
||
|
||
|
|
|
|
||
|
|
||
|
||
|
|
|
|
||
|
||
NEC TECHNOLOGIES, INC.
PowerMate Express 486/50e
|
Processor |
80486DX |
|
Processor Speed |
50MHz |
|
Chip Set |
Intel |
|
Max. Onboard DRAM |
16MB |
|
SRAM Cache |
128KB (on CPU module) |
|
BIOS |
NEC (Flash EEPROM) |
|
Dimensions |
330.2mm x 218.4mm |
|
I/O Options |
Proprietary CPU module slot, keyboard/bus mouse interface, serial ports (2), parallel port, video port, proprietary video card sockets, 32-bit external memory card slot, IDE interface, floppy drive interface |
|
NPU Options |
None |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
Proprietary CPU module |
J6 |
Video port |
P6 |
|
32-bit external memory card |
J7 |
Keyboard/Bus mouse interface |
P7 |
|
Proprietary video card |
J8, J9, & J10 |
Fan power |
P8 |
|
IDE interface |
P1 |
IDE interface LED |
P9 |
|
Floppy drive interface |
P2 |
External battery |
P10 |
|
Parallel port |
P3 |
Power supply |
P11 & P12 |
|
Serial port (COM1) |
P4 |
Drive power |
P13 |
|
Serial port (COM2) |
P5 |
Drive power |
P14 |
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Jumper/Switch |
Position | |
| » |
Password enabled |
3F1 |
Pins 2 & 3 closed |
|
Password disabled |
3F1 |
Pins 1 & 2 closed | |
| » |
Test mode disabled |
10A1 |
Open |
|
Test mode enabled |
10A1 |
Closed | |
| » |
I/O recovery disabled |
11B5 |
Open |
|
I/O recovery enabled |
11B5 |
Closed | |
| » |
NEC VGA adapter disabled (U.S. setting) |
15A1 |
Open |
|
NEC VGA adapter enabled |
15A1 |
Closed | |
| » |
Parallel port (P3) configuration LPT1/IRQ7, LPT2/IRQ5 |
15C3 |
Pins 1 & 2 closed Pins 5 & 6 closed |
|
Parallel port (P3) configuration LPT1/IRQ5, LPT2/IRQ7 |
15C3 |
Pins 2 & 3 closed Pins 4 & 5 closed | |
| » |
Manufacturing test loop disabled |
15K1 |
Closed |
|
Manufacturing test loop enabled |
15K1 |
Open | |
| » |
BIOS flash reprogramming disabled |
17H1 |
Pins 2 & 3 closed |
|
BIOS flash reprogramming enabled |
17H1 |
Pins 1 & 2 closed | |
| » |
ROM type select 27C256 (28F256) |
18F1 |
Pins 1 & 2 closed |
|
ROM type select 27C512 (28F512) |
18F1 |
Pins 2 & 3 closed | |
|
DRAM CONFIGURATION | ||
|
Size |
Bank 0 |
Bank 1 |
|
4MB |
(2) 256K x 36 |
(2) 256K x 36 |
|
8MB |
(2) 1M x 36 |
NONE |
|
16MB |
(2) 1M x 36 |
(2) 1M x 36 |
|
SRAM CONFIGURATION |
|
Notes:The CPU card comes standard with 128KB of cache and is not alterable. The locations of the cache chips are unknown. |
PowerMate Express 486/50e, motherboard, processor, socket, pentium, pentium pro, celeron, powerpc, alpha, 8088, 8086, 286, 386, 486, configuration, RAM, DRAM, floppy, jumper, connections
|
|
|
|
 |
|