IBM CORPORATION
PC SERVER 325 (TYPE 8639) MODEL PBO, PTO, PTW, RBO
Processor |
Pentium II/Pentium Pro |
Processor Speed |
233/266MHz |
Chip Set |
Unidentified |
Video Chip Set |
Unidentified |
Maximum Onboard Memory |
512MB (EDO supported) |
Maximum Video Memory |
1MB |
Cache |
256KB |
BIOS |
Unidentified |
Dimensions |
305mm x 244mm |
I/O Options |
32-bit PCI slots (6), Ethernet 10BaseT connector, floppy drive interface, Wide SCSI interfaces (2), parallel port, PS/2 mouse port, serial port, USB connectors (2) |
NPU Options |
None |
CONNECTIONS | |||
Purpose |
Location |
Purpose |
Location |
Chassis fan power |
C1 |
Ethernet 10Base T connector |
CN4 |
Auxiliary power |
C2 |
Parallel port |
CN5 |
Hard drive fan power |
C3 |
Wide SCSI interface (external) |
CN6 |
System fan power |
C4 |
Serial port |
CN7 |
Operator panel connector |
C5 |
Wide SCSI interface (internal) |
CN8 |
Chassis fan power |
C6 |
Floppy drive interface |
CN9 |
Speaker |
C7 |
32-bit PCI slots |
PC1 - PC6 |
Keylock |
C8 |
CPU slot |
SL1 |
PS/2 mouse port |
CN1 |
System Management slot |
SL2 |
USB connector |
CN2 |
RAID slot |
SL3 |
USB connector |
CN3 |
|
|
USER CONFIGURABLE SETTINGS | |||
Function |
Label |
Position | |
» |
Factory configured - do not alter (video enable/disable) |
J25 |
Unidentified |
|
Flash write disabled |
J23C |
Pins 1 & 2 closed |
|
Flash write enabled |
J23C |
Pins 2 & 3 closed |
|
BIOS normal operation |
J23D |
Pins 1 & 2 closed |
|
BIOS recovery mode |
J23D |
Pins 2 & 3 closed |
|
Boot block disabled |
J23E |
Pins 1 & 2 closed |
|
Boot block enabled |
J23E |
Pins 2 & 3 closed |
|
VPD write disabled |
J23F |
Pins 1 & 2 closed |
|
VPD write enabled |
J23F |
Pins 2 & 3 closed |
» |
CMOS memory normal operation |
J23G |
Pins 1 & 2 closed |
|
CMOS memory clear |
J23G |
Pins 2 & 3 closed |
» |
Factory configured - do not alter |
J23H |
Open |
VIDEO MEMORY CONFIGURATION | |
Size |
Bank 0 |
1MB |
(2) 256K x 16 |
CPU TYPE SELECTION | ||
Type |
J28A |
J28B |
Pentium II |
Pins 2 & 3 closed |
Pins 2 & 3 closed |
Pentium Pro |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
CONNECTIONS | |||
Purpose |
Location |
Purpose |
Location |
VRM connector |
VRM1 |
VRM connector |
VRM2 |
USER CONFIGURABLE SETTINGS | |||
Function |
Label |
Position | |
» |
Factory configured - do not alter |
J8 |
Unidentified |
DIMM CONFIGURATION | ||||
Size |
Bank 0 |
Bank 1 |
Bank 2 |
Bank 3 |
8MB |
(1) 1M x 64 |
None |
None |
None |
16MB |
(1) 2M x 64 |
None |
None |
None |
16MB |
(1) 1M x 64 |
(1) 1M x 64 |
None |
None |
24MB |
(1) 2M x 64 |
(1) 1M x 64 |
None |
None |
24MB |
(1) 1M x 64 |
(1) 1M x 64 |
(1) 1M x 64 |
None |
32MB |
(1) 4M x 64 |
None |
None |
None |
32MB |
(1) 2M x 64 |
(1) 2M x 64 |
None |
None |
32MB |
(1) 1M x 64 |
(1) 1M x 64 |
(1) 1M x 64 |
(1) 1M x 64 |
40MB |
(1) 4M x 64 |
(1) 1M x 64 |
None |
None |
48MB |
(1) 4M x 64 |
(1) 2M x 64 |
None |
None |
48MB |
(1) 2M x 64 |
(1) 2M x 64 |
(1) 2M x 64 |
None |
64MB |
(1) 8M x 64 |
None |
None |
None |
64MB |
(1) 4M x 64 |
(1) 4M x 64 |
None |
None |
64MB |
(1) 2M x 64 |
(1) 2M x 64 |
(1) 2M x 64 |
(1) 2M x 64 |
72MB |
(1) 8M x 64 |
(1) 1M x 64 |
None |
None |
80MB |
(1) 8M x 64 |
(1) 2M x 64 |
None |
None |
96MB |
(1) 8M x 64 |
(1) 4M x 64 |
None |
None |
96MB |
(1) 4M x 64 |
(1) 4M x 64 |
(1) 4M x 64 |
None |
128MB |
(1) 16M x 64 |
None |
None |
None |
128MB |
(1) 8M x 64 |
(1) 8M x 64 |
None |
None |
128MB |
(1) 4M x 64 |
(1) 4M x 64 |
(1) 4M x 64 |
(1) 4M x 64 |
136MB |
(1) 16M x 64 |
(1) 1M x 64 |
None |
None |
144MB |
(1) 16M x 64 |
(1) 2M x 64 |
None |
None |
160MB |
(1) 16M x 64 |
(1) 4M x 64 |
None |
None |
192MB |
(1) 16M x 64 |
(1) 8M x 64 |
None |
None |
192MB |
(1) 8M x 64 |
(1) 8M x 64 |
(1) 8M x 64 |
None |
256MB |
(1) 16M x 64 |
(1) 16M x 64 |
None |
None |
256MB |
(1) 8M x 64 |
(1) 8M x 64 |
(1) 8M x 64 |
(1) 8M x 64 |
384MB |
(1) 16M x 64 |
(1) 16M x 64 |
(1) 16M x 64 |
None |
512MB |
(1) 16M x 64 |
(1) 16M x 64 |
(1) 16M x 64 |
(1) 16M x 64 |
Note: Board accepts EDO memory. |
CACHE CONFIGURATION |
Note: 256KB cache is located on the Pentium II CPU. |
CPU SPEED SELECTION | ||||||
Speed |
J9 |
J10 |
J12 |
J17 |
J18 |
J20 |
233MHz |
2 & 3 |
Open |
2 & 3 |
Open |
Closed |
Closed |
266MHz |
2 & 3 |
Open |
2 & 3 |
Open |
Closed |
Closed |
Note: Pins designated should be in the closed position. |
CPU SPEED SELECTION (CON’T) | |||||
Speed |
J27 |
J28 |
J29 |
J30 |
J38 |
233MHz |
Closed |
Open |
Open |
Closed |
Open |
266MHz |
Closed |
Closed |
Closed |
Open |
Open |
Note: Pins designated should be in the closed position. |
MISCELLANEOUS TECHINCAL NOTE |
A diagram & jumper settings for the Pentium Pro CPU card is unidentified. |