DIGITAL EQUIPMENT CORPORATION
STARION 400, 500
Device Type |
Mainboard |
Processor |
Pentium |
Processor Speed |
60/66MHz |
Chip Set |
Unidentified |
Video Chip Set |
C & T |
Maximum Onboard Memory |
128MB |
Maximum Video Memory |
2MB |
Cache |
256/512KB |
BIOS |
Unidentified |
Dimensions |
254mm x 218mm |
I/O Options |
Floppy drive interface, IDE interface, parallel port, PS/2 mouse port, serial ports (2), VGA port, riser slot |
NPU Options |
None |
CONNECTIONS | |||
Purpose |
Location |
Purpose |
Location |
VGA port |
CN1 |
PS/2 mouse port |
CN5 |
Parallel port |
CN2 |
Floppy drive interface |
CN6 |
Serial port |
CN3 |
IDE interface |
CN7 |
Serial port |
CN4 |
Riser slot |
SL1 |
Note: VGA & serial ports are shown for informational purposes only. The location may not be exact. |
USER CONFIGURABLE SETTINGS | |||
Function |
Label |
Position | |
» |
Factory configured - do not alter |
C1 |
Unidentified |
» |
Factory configured - do not alter |
C2 |
Unidentified |
» |
Factory configured - do not alter |
C3 |
Unidentified |
» |
CMOS memory normal operation |
JP2 |
Pins 1 & 2 closed |
CMOS memory clear |
JP2 |
Pins 2 & 3 closed | |
» |
Monitor type select color |
JP6 |
Pins 1 & 2 closed |
Monitor type select monochrome |
JP6 |
Pins 2 & 3 closed | |
» |
ISA to IDE IRQ select IRQ14 |
JP9 |
Pins 1 & 2 closed |
ISA to IDE IRQ select IRQ15 |
JP9 |
Pins 2 & 3 closed | |
» |
On board video enabled |
JP13 |
Pins 1 & 2 closed |
On board video disabled |
JP13 |
Pins 2 & 3 closed | |
» |
Factory configured - do not alter |
S1 |
Unidentified |
» |
Factory configured - do not alter |
S2 |
Unidentified |
SIMM CONFIGURATION | ||
Size |
Bank 0 |
Bank 1 |
2MB |
(2) 256K x 36 |
None |
4MB |
(2) 512K x 36 |
None |
4MB |
(2) 256K x 36 |
(2) 256K x 36 |
6MB |
(2) 512K x 36 |
(2) 256K x 36 |
8MB |
(2) 1M x 36 |
None |
8MB |
(2) 512K x 36 |
(2) 512K x 36 |
10MB |
(2) 256K x 36 |
(2) 1M x 36 |
12MB |
(2) 512K x 36 |
(2) 1M x 36 |
SIMM CONFIGURATION (CON’T) | ||
Size |
Bank 0 |
Bank 1 |
16MB |
(2) 2M x 36 |
None |
16MB |
(2) 1M x 36 |
(2) 1M x 36 |
18MB |
(2) 256K x 36 |
(2) 2M x 36 |
20MB |
(2) 512K x 36 |
(2) 2M x 36 |
24MB |
(2) 1M x 36 |
(2) 2M x 36 |
32MB |
(2) 4M x 36 |
None |
32MB |
(2) 2M x 36 |
(2) 2M x 36 |
34MB |
(2) 256K x 36 |
(2) 4M x 36 |
36MB |
(2) 512K x 36 |
(2) 4M x 36 |
40MB |
(2) 1M x 36 |
(2) 4M x 36 |
48MB |
(2) 2M x 36 |
(2) 4M x 36 |
64MB |
(2) 8M x 36 |
None |
64MB |
(2) 4M x 36 |
(2) 4M x 36 |
66MB |
(2) 256K x 36 |
(2) 8M x 36 |
68MB |
(2) 512K x 36 |
(2) 8M x 36 |
72MB |
(2) 1M x 36 |
(2) 8M x 36 |
80MB |
(2) 2M x 36 |
(2) 8M x 36 |
96MB |
(2) 4M x 36 |
(2) 8M x 36 |
128MB |
(2) 8M x 36 |
(2) 8M x 36 |
CACHE CONFIGURATION |
Note: The location of the cache is unidentified. The Starion 400 is upgradable to 256KB of cache and the Starion 500 is upgradable to 512KB of cache. |
VIDEO MEMORY CONFIGURATION | ||
Size |
Bank 0 |
Bank 1 |
1MB |
1MB |
None |
2MB |
1MB |
1MB |
Note: The size of the video memory chips is unidentified. |
CPU SPEED SELECTION | |||
Speed |
JP10 |
JP11 |
JP12 |
60MHz |
Pins 2 & 3 closed |
Pins 2 & 3 closed |
Pins 2 & 3 closed |
66MHz |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
SERIAL PORT 1 INTERRUPT SELECTION | ||
IRQ |
JP3 | |
» |
4 |
Pins 1 & 2 closed |
10 |
Pins 3 & 4 closed |
SERIAL PORT 2 INTERRUPT SELECTION | ||
IRQ |
JP3 | |
» |
3 |
Pins 5 & 6 closed |
11 |
Pins 7 & 8 closed |
PARALLEL PORT INTERRUPT SELECTION | ||
IRQ |
JP3 | |
» |
7 |
Pins 9 & 10 closed |
5 |
Pins 11 & 12 closed |