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# DELL COMPUTER CORPORATION
POWEREDGE SP4XX
Processor 80486DX/80486DX2
Processor 33/50(internal)/66(internal)MHz
Speed
Chip Set Intel
Max. Onboard 128MB
DRAM
Cache 256KB (on external cache card)
BIOS AMI
Dimensions 330mm x 218mm
I/O Options 32-bit riser card, external cache card, floppy
drive interface, IDE interface, parallel port,
PS/2 mouse port, serial ports (2), VGA feature
connector, VGA port
NPU Options None
(IMG) IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|------------------+----------+-------------------+----------|
| PS/2 mouse port | CN1 | IDE interface LED | J10 |
|------------------+----------+-------------------+----------|
| Serial port 1 | CN2 | Audio interface | J11 |
|------------------+----------+-------------------+----------|
| Serial port 2 | CN3 | Chassis fan power | J12 |
|------------------+----------+-------------------+----------|
| Parallel port | CN4 | Control panel | J13 |
| | | connector | |
|------------------+----------+-------------------+----------|
| VGA port | CN5 | Speaker | J14 |
|------------------+----------+-------------------+----------|
| Floppy drive | CN6 | External battery | J15 |
| interface | | | |
|------------------+----------+-------------------+----------|
| IDE interface | CN7 | Riser card | SL1 |
|------------------+----------+-------------------+----------|
| VGA feature | CN8 | External cache | SL2 |
| connector | | card | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper/Switch | Position |
|---------------------------------+---------------+----------|
| » | Factory configured - do not | J1 | Open |
| | alter | | |
|---+-----------------------------+---------------+----------|
| » | Integrated SCSI host | J2 | Closed |
| | adapter is terminated | | |
|---+-----------------------------+---------------+----------|
| | Integrated SCSI host | J2 | Open |
| | adapter is not terminated | | |
|---+-----------------------------+---------------+----------|
| » | EISA configuration settings | J3 | Closed |
| | retained at next system | | |
| | boot | | |
|---+-----------------------------+---------------+----------|
| | EISA configuration settings | J3 | Open |
| | not retained at next systme | | |
| | boot | | |
|---+-----------------------------+---------------+----------|
| » | Factory configured - do not | J4 | Open |
| | alter | | |
|---+-----------------------------+---------------+----------|
| » | Factory configured - do not | J6 | Open |
| | alter | | |
|---+-----------------------------+---------------+----------|
| » | Factory configured - do not | J8 | Open |
| | alter | | |
|---+-----------------------------+---------------+----------|
| » | Factory configured - do not | J9 | Open |
| | alter | | |
|---+-----------------------------+---------------+----------|
| » | Factory configured - do not | J16 | Open |
| | alter | | |
|---+-----------------------------+---------------+----------|
| » | On board video enabled | SW1/0 | On |
|---+-----------------------------+---------------+----------|
| | On board video disabled | SW1/0 | Off |
|---+-----------------------------+---------------+----------|
| » | CMOS memory normal | SW1/1 | On |
| | operation | | |
|---+-----------------------------+---------------+----------|
| | CMOS memory clear | SW1/1 | Off |
|---+-----------------------------+---------------+----------|
| » | I/O controller address 26Eh | SW1/2 | On |
| | - 26Fh | | |
|---+-----------------------------+---------------+----------|
| | I/O controller address 398h | SW1/2 | Off |
| | - 399h | | |
|---+-----------------------------+---------------+----------|
| » | Flash BIOS write protect | SW1/3 | On |
| | enabled | | |
|---+-----------------------------+---------------+----------|
| | Flash BIOS write protect | SW1/3 | Off |
| | disabled | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 |
|-------+-------------+------------+------------+------------|
| 8MB | (1) 1M x 36 | (1) 1M x | NONE | NONE |
| | | 36 | | |
|-------+-------------+------------+------------+------------|
| 16MB | (1) 1M x 36 | (1) 1M x | (1) 1M x | (1) 1M x |
| | | 36 | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 16MB | (1) 2M x 36 | (1) 2M x | NONE | NONE |
| | | 36 | | |
|-------+-------------+------------+------------+------------|
| 24MB | (1) 2M x 36 | (1) 2M x | (1) 1M x | (1) 1M x |
| | | 36 | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 24MB | (1) 1M x 36 | (1) 1M x | (1) 2M x | (1) 2M x |
| | | 36 | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 32MB | (1) 4M x 36 | (1) 4M x | NONE | NONE |
| | | 36 | | |
|-------+-------------+------------+------------+------------|
| 32MB | (1) 2M x 36 | (1) 2M x | (1) 2M x | (1) 2M x |
| | | 36 | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 40MB | (1) 1M x 36 | (1) 1M x | (1) 4M x | (1) 4M x |
| | | 36 | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 40MB | (1) 4M x 36 | (1) 4M x | (1) 1M x | (1) 1M x |
| | | 36 | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 48MB | (1) 2M x 36 | (1) 2M x | (1) 4M x | (1) 4M x |
| | | 36 | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 48MB | (1) 4M x 36 | (1) 4M x | (1) 2M x | (1) 2M x |
| | | 36 | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 64MB | (1) 8M x 36 | (1) 8M x | NONE | NONE |
| | | 36 | | |
|-------+-------------+------------+------------+------------|
| 64MB | (1) 4M x 36 | (1) 4M x | (1) 4M x | (1) 4M x |
| | | 36 | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 72MB | (1) 1M x 36 | (1) 1M x | (1) 8M x | (1) 8M x |
| | | 36 | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 72MB | (1) 8M x 36 | (1) 8M x | (1) 1M x | (1) 1M x |
| | | 36 | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 80MB | (1) 2M x 36 | (1) 2M x | (1) 8M x | (1) 8M x |
| | | 36 | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 80MB | (1) 8M x 36 | (1) 8M x | (1) 2M x | (1) 2M x |
| | | 36 | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 96MB | (1) 4M x 36 | (1) 4M x | (1) 8M x | (1) 8M x |
| | | 36 | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 96MB | (1) 8M x 36 | (1) 8M x | (1) 4M x | (1) 4M x |
| | | 36 | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 128MB | (1) 8M x 36 | (1) 8M x | (1) 8M x | (1) 8M x |
| | | 36 | 36 | 36 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED CONFIGURATION |
|------------------------------------------------------------|
| Speed | J5 | J7 |
|--------------------+-------------------+-------------------|
| 33MHz | Open | Closed |
|--------------------+-------------------+-------------------|
| 50iMHz | Closed | Open |
|--------------------+-------------------+-------------------|
| 66iMHz | Open | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| VIDEO MEMORY CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 |
|---------------+----------------------+---------------------|
| 512KB | (4) 256K x 4 | NONE |
|---------------+----------------------+---------------------|
| 1MB | (4) 256K x 4 | (4) 256K x 4 |
|------------------------------------------------------------|
| Note: Bank 0 is factory installed and is not configurable. |
+------------------------------------------------------------+
(IMG) IMG 2
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|-----------------+----------+-------------------+-----------|
| SCSI interface | CN18 | 32-bit PCI slots | PC1 & PC2 |
+------------------------------------------------------------+
(IMG) IMG 3
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|-----------------+----------+--------------------+----------|
| Narrow SCSI | CN1 | Power connector | CN3 |
| port | | | |
|-----------------+----------+--------------------+----------|
| Wide SCSI port | CN2 | Thermal monitoring | CN4 |
| | | board port | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SCSI BUS ID CONFIGURATION |
|------------------------------------------------------------|
| Host adapter | SW1/0 | SW1/1 | SW1/2 | SW1/3 |
|----------------------+---------+---------+--------+--------|
| DSA controller card | On | Off | Off | On |
|----------------------+---------+---------+--------+--------|
| Non DSA host adapter | Off | Off | Off | Off |
+------------------------------------------------------------+
(IMG) IMG 4
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|------------------+----------+-------------------+----------|
| Manufacturer’s | CN1 | Fan connector | CN9 |
| connection | | | |
|------------------+----------+-------------------+----------|
| Panel connector | CN2 | Fan connector | CN10 |
|------------------+----------+-------------------+----------|
| Speaker | CN3 | SCSI connector | CN11 |
| | | (A) | |
|------------------+----------+-------------------+----------|
| Temp connector | CN4 | SCSI connector | CN12 |
| | | (B) | |
|------------------+----------+-------------------+----------|
| Temp connector | CN5 | Power connector | CN13 |
|------------------+----------+-------------------+----------|
| Temp connector | CN6 | Server management | CN14 |
| | | connector | |
|------------------+----------+-------------------+----------|
| Temp connector | CN7 | Main board | CN15 |
| | | connector | |
|------------------+----------+-------------------+----------|
| Fan connector | CN8 | Test connector | CN16 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SYSTEM TYPE CONFIGURATION |
|------------------------------------------------------------|
| System type | SW1/0 | SW1/1 | SW1/2 | SW1/3 |
|-------------------+----------+---------+---------+---------|
| PowerEdge SP486 | Off | On | On | N/A |
|------------------------------------------------------------|
| Note: These are default settings and should not be |
| altered. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SYSTEM ID CONFIGURATION |
|------------------------------------------------------------|
| System ID | SW2/0 | SW2/1 | SW2/2 | SW2/3 |
|------------------------+--------+--------+--------+--------|
| Host computer system | On | On | On | N/A |
|------------------------------------------------------------|
| Note: These are default settings and should not be |
| altered. |
+------------------------------------------------------------+