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# XINETRON, INC.
XI-386/486/386SX
Processor 80386DX/80486SX/80487SX/80486DX/ODP486SX/80486DX2
Processor 20/25/33/50(Internal)/50/66(Internal)MHz
Speed
Chip Set Xinetron
Max. onboard 32MB
DRAM
Cache 64/128/256KB
BIOS AMI
Dimensions 330mm x 218mm
I/O Options Ethernet (2), Floppy drive interface, IDE
interface, parallel port, serial port (2)
NPU Options 80387DX/3167
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|------------------+----------+-------------------+----------|
| Ethernet BNC | BN1 | Hercules graphic | JP7 |
| | | signal output | |
|------------------+----------+-------------------+----------|
| Power LED & | J3 | LAN board | JP10 |
| keylock | | connector | |
|------------------+----------+-------------------+----------|
| Turbo LED | J5 | LAN board | JP11 |
| | | connector | |
|------------------+----------+-------------------+----------|
| Turbo switch | J6 | Parallel port | P1 |
|------------------+----------+-------------------+----------|
| Reset switch | J7 | Serial port 1 | P2 |
|------------------+----------+-------------------+----------|
| External battery | J8 | Serial port 1 | P3 |
|------------------+----------+-------------------+----------|
| Speaker | J9 | IDE interface | P9 |
|------------------+----------+-------------------+----------|
| Serial port 1 | JP2 | Floppy drive | P10 |
| | | interface | |
|------------------+----------+-------------------+----------|
| Serial port 1 | JP3 | Ethernet twisted | PH1 |
| | | pair | |
|------------------+----------+-------------------+----------|
| Parallel port | JP4 | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| . USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper/Switch | Position |
|-------------------------------+---------------+------------|
| » | Factory configured - do | J11 | Closed |
| | not alter | | |
|---+---------------------------+---------------+------------|
| » | Monitor type select color | J12 | pins 1 & 2 |
| | | | open |
|---+---------------------------+---------------+------------|
| | Monitor type select | J12 | pins 1 & 2 |
| | monochrome | | closed |
|---+---------------------------+---------------+------------|
| » | AT BUS clock select | JP1 | pins 5 & 6 |
| | synchronous | | closed |
|---+---------------------------+---------------+------------|
| | AT BUS clock select | JP1 | pins 4 & 5 |
| | asynchronous | | closed |
|---+---------------------------+---------------+------------|
| » | Hercules Graphic display | JP5 & JP6 | pins 1 & 2 |
| | enabled | | closed |
|---+---------------------------+---------------+------------|
| | Hercules Graphic display | JP5 & JP6 | pins 2 & 3 |
| | disabled | | closed |
|---+---------------------------+---------------+------------|
| » | Hercules Graphic display | JP8 | pins 1 & 2 |
| | select character | | closed |
| | generator enable | | |
|---+---------------------------+---------------+------------|
| | Hercules Graphic display | JP8 | pins 2 & 3 |
| | select character | | closed |
| | generator disabled | | |
|---+---------------------------+---------------+------------|
| » | NPU select 3167 or 387DX | JP12 | pins 4 & 5 |
| | enabled | | closed |
|---+---------------------------+---------------+------------|
| | NPU select 3167 or 387DX | JP12 | pins 5 & 6 |
| | disabled | | closed |
|---+---------------------------+---------------+------------|
| » | I/O ports enabled | JP25 | pins 1 & 2 |
| | addresses set to primary | | closed |
|---+---------------------------+---------------+------------|
| » | Factory configured - do | SW1/switch 1 | Off |
| | not alter | | |
|---+---------------------------+---------------+------------|
| » | Ethernet type select | SW1/switch 2 | On |
| | 10BaseT | | |
|---+---------------------------+---------------+------------|
| | Ethernet type select | SW1/switch 2 | Off |
| | 10Base2 | | |
|---+---------------------------+---------------+------------|
| » | Serial port COM1 I/O | SW2A | pins 2 & 3 |
| | address select 3e8h | | closed |
|---+---------------------------+---------------+------------|
| | Serial port COM1 I/O | SW2B | pins 1 & 2 |
| | address select 3f8h | | closed |
|---+---------------------------+---------------+------------|
| » | Serial port COM2 I/O | SW2C | pins 2 & 3 |
| | address select 2e8h | | closed |
|---+---------------------------+---------------+------------|
| | Serial port COM2 I/O | SW2D | pins 1 & 2 |
| | address select 2f8h | | closed |
|---+---------------------------+---------------+------------|
| » | Parallel port I/O address | SW2E | pins 2 & 3 |
| | select 278h | | closed |
|---+---------------------------+---------------+------------|
| | Parallel port I/O address | SW2F | pins 1 & 2 |
| | select 378h | | closed |
|---+---------------------------+---------------+------------|
| » | Floppy drive controller | SW2G | pins 2 & 3 |
| | select primary | | closed |
|---+---------------------------+---------------+------------|
| | Floppy drive controller | SW2H | pins 1 & 2 |
| | select secondary | | closed |
|---+---------------------------+---------------+------------|
| » | IDE interface select | SW2I | pins 2 & 3 |
| | primary | | closed |
|---+---------------------------+---------------+------------|
| | IDE interface select | SW2J | pins 1 & 2 |
| | secondary | | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU TYPE CONFIGURATION |
|------------------------------------------------------------|
| CPU | Type | JP1 | JP20 - JP22 | JP13 - | U49 |
| | | | | JP17 | |
|-----------+-------+---------+-------------+---------+------|
| 80386DX | PGA | N/A | pins 2 & 3 | pins 2 | 386 |
| | | | | & 3 | BIOS |
|-----------+-------+---------+-------------+---------+------|
| 80486SX | PQFP | pins 1 | pins 1 & 2 | pins 2 | 486 |
| | | & 2 | | & 3 | BIOS |
|-----------+-------+---------+-------------+---------+------|
| 80486DX | PQFP | pins 2 | pins 1 & 2 | pins 2 | 486 |
| | | & 3 | | & 3 | BIOS |
|-----------+-------+---------+-------------+---------+------|
| ODP486SX | P23T | pins 2 | pins 1 & 2 | pins 1 | 486 |
| | (U5) | & 3 | | & 2 | BIOS |
|-----------+-------+---------+-------------+---------+------|
| 80486DX2 | P23T | pins 2 | pins 1 & 2 | pins 1 | 486 |
| | (U5) | & 3 | | & 2 | BIOS |
|------------------------------------------------------------|
| Note:Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 |
|------------------+--------------------+--------------------|
| 1MB | (4) 256K x 9 | NONE |
|------------------+--------------------+--------------------|
| 2MB | (4) 256K x 9 | (4) 256K x 9 |
|------------------+--------------------+--------------------|
| 4MB | (4) 1M x 9 | NONE |
|------------------+--------------------+--------------------|
| 5MB | (4) 256K x 9 | (4) 1M x 9 |
|------------------+--------------------+--------------------|
| 8MB | (4) 1M x 9 | (4) 1M x 9 |
|------------------+--------------------+--------------------|
| 16MB | (4) 4M x 9 | NONE |
|------------------+--------------------+--------------------|
| 20MB | (4) 1M x 9 | (4) 4M x 9 |
|------------------+--------------------+--------------------|
| 32MB | (4) 4M x 9 | (4) 4M x 9 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE JUMPER CONFIGURATION |
|------------------------------------------------------------|
| Size | JP18 | JP19 |
|-------+--------------------------------+-------------------|
| 64KB | pins 1 & 2, 4 & 5, 6 & 7 | pins 1 & 2 closed |
| | closed | |
|-------+--------------------------------+-------------------|
| 128KB | pins 2 & 3, 5 & 6 closed | pins 2 & 3 closed |
|-------+--------------------------------+-------------------|
| 256KB | pins 2 & 3, 5 & 6 closed | pins 2 & 3 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Location | TAG |
|------------+---------------+---------------+---------------|
| 64KB | (4) 8K x 8 | (4) 8K x 8 | (1) 8K x 8 |
|------------+---------------+---------------+---------------|
| 128KB | (4) 32K x 8 | NONE | (1) 8K x 8 |
|------------+---------------+---------------+---------------|
| 256KB | (4) 32K x 8 | (4) 32K x 8 | (1) 32K x 8 |
+------------------------------------------------------------+