IBM CORPORATION
PC SERVER 300 (TYPE 8640) OPO, 1P0, OPT, 1PT
Processor |
Pentium |
Processor Speed |
60MHz |
Chip Set |
Unidentified |
Video Chip Set |
None |
Maximum Onboard Memory |
192MB |
Maximum Video Memory |
None |
Cache |
256/512KB |
BIOS |
Unidentified |
Dimensions |
355mm x 304mm |
I/O Options |
32-bit PCI slots (3), floppy drive interface, IDE interface, parallel port, PS/2 mouse port, serial ports (2) |
NPU Options |
None |
CONNECTIONS | |||
Purpose |
Location |
Purpose |
Location |
Speaker |
J11 |
IDE interface |
J22 |
PS/2 mouse port |
J15 |
Auxiliary power |
P3 |
Parallel port |
J18 |
Power LED |
W9 |
Floppy drive interface |
J19 |
IDE interface LED |
W10 |
Serial port 1 |
J20 |
32-bit PCI slots |
PC1 – PC3 |
Serial port 2 |
J21 |
USER CONFIGURABLE SETTINGS | |||
Function |
Label |
Position | |
» |
Parity check enabled |
J1 |
Closed |
Parity check disabled |
J1 |
Open | |
» |
Cache type select write back |
J2 |
Open |
Cache type select write through |
J2 |
Closed | |
» |
Oscillator for U15 |
J6 |
Pins 1 & 2 closed |
Clock synthesizer |
J6 |
Pins 2 & 3 closed | |
» |
BIOS normal operation |
W2 |
Pins 2 & 3 closed |
BIOS recovery mode |
W2 |
Pins 1 & 2 closed | |
» |
PS/2 mouse enabled |
W6 |
Closed |
PS/2 mouse disabled |
W6 |
Open | |
» |
Factory configured - do not alter |
W20 |
Pins 2 & 3 closed |
SIMM CONFIGURATION | |||
Size |
Bank 0 |
Bank 1 |
Bank 2 |
8MB |
(2) 1M x 36 |
None |
None |
16MB |
(2) 1M x 36 |
(2) 1M x 36 |
None |
16MB |
(2) 2M x 36 |
None |
None |
24MB |
(2) 1M x 36 |
(2) 1M x 36 |
(2) 1M x 36 |
32MB |
(2) 2M x 36 |
(2) 2M x 36 |
None |
32MB |
(2) 4M x 36 |
None |
None |
48MB |
(2) 2M x 36 |
(2) 2M x 36 |
(2) 2M x 36 |
64MB |
(2) 4M x 36 |
(2) 4M x 36 |
None |
64MB |
(2) 8M x 36 |
None |
None |
96MB |
(2) 4M x 36 |
(2) 4M x 36 |
(2) 4M x 36 |
128MB |
(2) 8M x 36 |
(2) 8M x 36 |
None |
128MB |
(2) 16M x 36 |
None |
None |
192MB |
(2) 8M x 36 |
(2) 8M x 36 |
(2) 8M x 36 |
CACHE CONFIGURATION |
Note: The location of the cache is unidentified. |
CACHE JUMPER CONFIGURATION | |||
Size |
J3 |
J4 |
J35 |
None |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
Open |
256KB |
Pins 2 & 3 closed |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
512KB |
Pins 2 & 3 closed |
Pins 2 & 3 closed |
Pins 2 & 3 closed |
CPU CLOCK SPEED SELECTION | |
Speed |
J5 |
50MHz |
Closed |
66MHz |
Open |
CPU VOLTAGE SELECTION | |||
Voltage |
J40 |
J41 |
J42 |
5v |
Closed |
N/A |
N/A |
5.3v |
Power module installed |
Power module installed |
Power module installed |
Note: All pins on J40 must be closed. |
DMA CHANNEL SELECTION | ||
Channel |
W14 |
W16 |
6 |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
7 |
Pins 2 & 3 closed |
Pins 2 & 3 closed |