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 (CONT) | |||||
|
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. |