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# HEWLETT-PACKARD COMPANY
HP VECTRA VE 4/XXX
Device Type Mainboard
Processor 80486DX2/80486DX4
Processor Speed 50(internal)/66(internal)/100(internal)MHz
Chip Set SIS
Video Chip Set S3
Maximum Onboard 64MB
Memory
Maximum Video 2MB
Memory
Cache 256KB
BIOS Unidentified
Dimensions 254mm x 218mm
I/O Options Floppy drive interface, IDE interfaces (2),
parallel port, PS/2 mouse port, serial ports
(2), VGA feature connector, VGA port, cache
slot
NPU Options None
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|-------------------+----------+------------------+----------|
| Status panel | C1 | PS/2 mouse port | CN5 |
| connector | | | |
|-------------------+----------+------------------+----------|
| External battery | C2 | IDE interface | CN6 |
|-------------------+----------+------------------+----------|
| VGA port | CN1 | IDE interface | CN7 |
|-------------------+----------+------------------+----------|
| Serial port 2 | CN2 | Floppy drive | CN8 |
| | | interface | |
|-------------------+----------+------------------+----------|
| Serial port 1 | CN3 | VGA feature | CN9 |
| | | connector | |
|-------------------+----------+------------------+----------|
| Parallel port | CN4 | Cache slot | SL1 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Label | Position |
|----------------------------------+-------+-----------------|
| » | CMOS memory normal operation | JP5 | Pins 1 & 2 |
| | | | closed |
|---+------------------------------+-------+-----------------|
| | CMOS memory clear | JP5 | Pins 2 & 3 |
| | | | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| SIMM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 |
|------------------+--------------------+--------------------|
| 4MB | (1) 1M x 36 | None |
|------------------+--------------------+--------------------|
| 8MB | (1) 2M x 36 | None |
|------------------+--------------------+--------------------|
| 8MB | (1) 1M x 36 | (1) 1M x 36 |
|------------------+--------------------+--------------------|
| 12MB | (1) 2M x 36 | (1) 1M x 36 |
|------------------+--------------------+--------------------|
| 16MB | (1) 4M x 36 | None |
|------------------+--------------------+--------------------|
| 16MB | (1) 2M x 36 | (1) 2M x 36 |
|------------------+--------------------+--------------------|
| 20MB | (1) 4M x 36 | (1) 1M x 36 |
|------------------+--------------------+--------------------|
| 24MB | (1) 4M x 36 | (1) 2M x 36 |
|------------------+--------------------+--------------------|
| 32MB | (1) 4M x 36 | (1) 4M x 36 |
|------------------+--------------------+--------------------|
| 32MB | (1) 8M x 36 | None |
|------------------+--------------------+--------------------|
| 36MB | (1) 8M x 36 | (1) 1M x 36 |
|------------------+--------------------+--------------------|
| 40MB | (1) 8M x 36 | (1) 1M x 36 |
|------------------+--------------------+--------------------|
| 48MB | (1) 8M x 36 | (1) 4M x 36 |
|------------------+--------------------+--------------------|
| 64MB | (1) 8M x 36 | (1) 8M x 36 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Size | SL1 |
|----------------------------+-------------------------------|
| None | Not installed |
|----------------------------+-------------------------------|
| 256KB | 256KB module installed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE TYPE CONFIGURATION |
|------------------------------------------------------------|
| Type | JP8 |
|------------------------------+-----------------------------|
| » | Write through | Pins 2 & 3 closed |
|---+--------------------------+-----------------------------|
| | Write back | Pins 1 & 2 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| VIDEO MEMORY CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 |
|------------------+--------------------+--------------------|
| 1MB | (2) 256K x 16 | None |
|------------------+--------------------+--------------------|
| 2MB | (2) 256K x 16 | (2) 256K x 16 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED SELECTION |
|------------------------------------------------------------|
| Speed | JP13 |
|----------------------------+-------------------------------|
| 50iMHz | Pins 1 & 2 closed |
|----------------------------+-------------------------------|
| 66iMHz | Pins 2 & 3 closed |
|----------------------------+-------------------------------|
| 100iMHz | Pins 2 & 3 closed |
+------------------------------------------------------------+