NCR CORPORATION
MODEL 3225
Processor |
80386SX (exact location unidentified) |
Processor Speed |
25/33MHz |
Chip Set |
Unidentified |
Video Chip Set |
Unidentified |
Maximum Onboard Memory |
16MB |
Maximum Video Memory |
1MB |
Cache |
None |
BIOS |
Unidentified |
Dimensions |
391mm x 381mm |
I/O Options |
Floppy drive interface, IDE interface, parallel port, PS/2 mouse port, serial ports (2), VGA port, riser slot |
NPU Options |
80387SX (exact location unidentified) |
CONNECTIONS | |||
Purpose |
Location |
Purpose |
Location |
External battery |
BT1 |
IDE interface |
J7 |
PS/2 mouse port |
J2 |
Floppy drive interface |
J11 |
Parallel port |
J3 |
Front panel LEDs |
J15 |
Serial port 2 |
J4 |
Speaker |
LS1 |
Serial port 1 |
J5 |
Riser slot |
SL1 |
VGA port |
J6 |
USER CONFIGURABLE SETTINGS | |||
Function |
Label |
Position | |
Password normal operation |
J8 |
Open | |
Password clear |
J8 |
Closed | |
On board video enabled |
SW1/1 |
On | |
On board video disabled |
SW1/1 |
Off | |
Monitor type select color |
SW1/2 |
On | |
Monitor type select monochrome |
SW1/2 |
Off |
DRAM CONFIGURATION | ||
Size |
Bank 0 |
Bank 1 |
2MB |
(2) 1M x 9 |
None |
4MB |
(2) 1M x 9 |
(2) 1M x 9 |
8MB |
(2) 4M x 9 |
None |
16MB |
(2) 4M x 9 |
(2) 4M x 9 |
VIDEO MEMORY CONFIGURATION |
Note: The size of the chips for 512KB/1MB video memory is unidentified. The location of the banks is unidentified. |