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# FUJIKAMA USA, INC.
CONTAQ 486/386
Processor 80386DX/80486SX/P23/80487SX/P23T/80486DX/80486DX2
Processor 16/20/25/33/40/50(internal)/50/66(internal)MHz
Speed
Chip Set Contaq
Max. Onboard 64MB (32MB on external memory card)
DRAM
Cache 64/128/256KB
BIOS AMI
Dimensions 330mm x 218mm
I/O Options 32-bit external memory card, 32-bit VESA local
bus slots (1)
NPU Options 80387DX/3167
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|------------------+-----------+-----------------+-----------|
| Optional | J1 | Reset switch | J9 (pins |
| keyboard | | | 19 - 20) |
| connector | | | |
|------------------+-----------+-----------------+-----------|
| Power LED & | J9 (pins | External | JP1 |
| keylock | 1 - 5) | battery | |
|------------------+-----------+-----------------+-----------|
| Speaker | J9 (pins | 32-bit external | SL1 |
| | 6 - 10) | memory card | |
|------------------+-----------+-----------------+-----------|
| Turbo LED | J9 (pins | 32-bit VESA | SL2 |
| | 12 - 13) | local bus slots | |
|------------------+-----------+-----------------+-----------|
| Turbo switch | J9 (pins | | |
| | 15 - 17) | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper | Position |
|--------------------------------------+--------+------------|
| » | Battery type select internal | JP1 | pins 2 & 3 |
| | | | closed |
|---+----------------------------------+--------+------------|
| | CMOS memory clear | JP1 | Open |
|---+----------------------------------+--------+------------|
| | Battery type select external | JP1 | Closed |
|---+----------------------------------+--------+------------|
| » | Monitor type select monochrome | JP2 | Open |
|---+----------------------------------+--------+------------|
| | Monitor type select color | JP2 | Closed |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | JP3 | Open |
| | alter | | |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | JP4 | Open |
| | alter | | |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | JP5 | Open |
| | alter | | |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | JP6 | Open |
| | alter | | |
|---+----------------------------------+--------+------------|
| » | OSC select OSC1 | JP10 | pins 1 & 2 |
| | | | closed |
|---+----------------------------------+--------+------------|
| | OSC select OSC2 | JP10 | pins 2 & 3 |
| | | | closed |
|---+----------------------------------+--------+------------|
| » | Normal setup used | JP13 | pins 1 & 2 |
| | | | closed |
|---+----------------------------------+--------+------------|
| | SCO UNIX 3.22 with 64MB | JP13 | pins 2 & 3 |
| | installed (Weitek will be | | closed |
| | disabled) | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| 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 |
|---------------+----------------------+---------------------|
| 5MB | (4) 1M x 9 | (4) 256K x 9 |
|---------------+----------------------+---------------------|
| 8MB | (4) 1M x 9 | (4) 1M x 9 |
|---------------+----------------------+---------------------|
| 16MB | (4) 4M x 9 | NONE |
|---------------+----------------------+---------------------|
| 17MB | (4) 256K x 9 | (4) 4M x 9 |
|---------------+----------------------+---------------------|
| 17MB | (4) 4M x 9 | (4) 256K x 9 |
|---------------+----------------------+---------------------|
| 20MB | (4) 1M x 9 | (4) 4M x 9 |
|---------------+----------------------+---------------------|
| 20MB | (4) 4M x 9 | (4) 1M x 9 |
|---------------+----------------------+---------------------|
| 32MB | (4) 4M x 9 | (4) 4M x 9 |
|------------------------------------------------------------|
| Note: The external memory card uses the same |
| configuration. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | 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 |
|------------------------------------------------------------|
| Note: The 128KB configuration is not available on the 486 |
| system. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE JUMPER CONFIGURATION |
|------------------------------------------------------------|
| Size | J4A | J4B | J4C | J4D |
|-------+-------------+------------+------------+------------|
| 64KB | Open | Open | pins 1 - | pins 1 - |
| | | | 10 closed | 10 closed |
|-------+-------------+------------+------------+------------|
| 128KB | Open | pins 1 - | Open | pins 1 - |
| | | 10 closed | | 10 closed |
|-------+-------------+------------+------------+------------|
| 256KB | pins 1 - 10 | Open | pins 1 - | Open |
| | closed | | 10 closed | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU TYPE CONFIGURATION |
|------------------------------------------------------------|
| Type | J5 | J6 | J8 |
|-------+-----------------+-----------------+----------------|
| 80386 | pins 1 - 10 | pins 1 - 10 | pins 1 - 10 |
| | closed | closed | closed |
|-------+-----------------+-----------------+----------------|
| 80486 | pins 11 - 20 | pins 11 - 20 | pins 11 - 20 |
| | closed | closed | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU TYPE CONFIGURATION |
|------------------------------------------------------------|
| Type | J7 |
|----------------------------+-------------------------------|
| 80486SX | pins 10 - 19 closed |
|----------------------------+-------------------------------|
| P23 | pins 10 - 19 closed |
|----------------------------+-------------------------------|
| 80487SX | pins 1 - 10 closed |
|----------------------------+-------------------------------|
| P23T | pins 1 - 10 closed |
|----------------------------+-------------------------------|
| 80486DX | pins 5 - 14 closed |
|----------------------------+-------------------------------|
| 80486DX2 | pins 5 - 14 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED CONFIGURATION |
|------------------------------------------------------------|
| Speed | JP10 | JP11 | JP12 |
|---------------+------------------+------------+------------|
| 20MHz | pins 2 & 3 | pins 2 & 3 | pins 2 & 3 |
| | closed | closed | closed |
|---------------+------------------+------------+------------|
| 25MHz (80386) | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 |
| | closed | closed | closed |
|---------------+------------------+------------+------------|
| 25MHz (80486) | pins 1 & 2 | pins 1 & 2 | pins 2 & 3 |
| | closed | closed | closed |
|---------------+------------------+------------+------------|
| 40MHz | pins 2 & 3 | pins 1 & 2 | pins 1 & 2 |
| | closed | closed | closed |
|---------------+------------------+------------+------------|
| 50iMHz | pins 1 & 2 | pins 1 & 2 | pins 2 & 3 |
| | closed | closed | closed |
|---------------+------------------+------------+------------|
| 50MHz | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 |
| | closed | closed | closed |
|------------------------------------------------------------|
| Note: OSC 1: 50MHz & OSC 2: 80MHz. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED CONFIGURATION |
|------------------------------------------------------------|
| Speed | JP10 | JP11 | JP12 |
|---------------+------------------+------------+------------|
| 16MHz | pins 2 & 3 | pins 2 & 3 | pins 2 & 3 |
| | closed | closed | closed |
|---------------+------------------+------------+------------|
| 25MHz (80386) | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 |
| | closed | closed | closed |
|---------------+------------------+------------+------------|
| 25MHz (80486) | pins 1 & 2 | pins 1 & 2 | pins 2 & 3 |
| | closed | closed | closed |
|---------------+------------------+------------+------------|
| 33MHz (80386) | pins 2 & 3 | pins 1 & 2 | pins 1 & 2 |
| | closed | closed | closed |
|---------------+------------------+------------+------------|
| 33MHz (80486) | pins 2 & 3 | pins 1 & 2 | pins 2 & 3 |
| | closed | closed | closed |
|---------------+------------------+------------+------------|
| 50iMHz | pins 1 & 2 | pins 1 & 2 | pins 2 & 3 |
| | closed | closed | closed |
|---------------+------------------+------------+------------|
| 50MHz | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 |
| | closed | closed | closed |
|---------------+------------------+------------+------------|
| 66iMHz | pins 2 & 3 | pins 1 & 2 | pins 2 & 3 |
| | closed | closed | closed |
|------------------------------------------------------------|
| Note: OSC 1: 50MHz & OSC 2: 66MHz. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED CONFIGURATION |
|------------------------------------------------------------|
| Speed | JP10 | JP11 | JP12 |
|---------------+------------------+------------+------------|
| 16MHz | pins 1 & 2 | pins 2 & 3 | pins 2 & 3 |
| | closed | closed | closed |
|---------------+------------------+------------+------------|
| 20MHz | pins 2 & 3 | pins 2 & 3 | pins 2 & 3 |
| | closed | closed | closed |
|---------------+------------------+------------+------------|
| 33MHz (80386) | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 |
| | closed | closed | closed |
|---------------+------------------+------------+------------|
| 33MHz (80486) | pins 1 & 2 | pins 1 & 2 | pins 2 & 3 |
| | closed | closed | closed |
|---------------+------------------+------------+------------|
| 40MHz | pins 2 & 3 | pins 1 & 2 | pins 1 & 2 |
| | closed | closed | closed |
|---------------+------------------+------------+------------|
| 66iMHz | pins 1 & 2 | pins 1 & 2 | pins 2 & 3 |
| | closed | closed | closed |
|------------------------------------------------------------|
| Note: OSC 1: 66MHz & OSC 2: 80MHz. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU BUS CLOCK CONFIGURATION (ASYNCHRONOUS) |
|------------------------------------------------------------|
| Type | JP7 | JP8 | JP9 |
|---------------+-------------------+------------+-----------|
| Asychronous | pins 2 & 3 closed | Open | Open |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU BUS CLOCK CONFIGURATION (SYNCHRONOUS) |
|------------------------------------------------------------|
| ATCLK (486) | ATCLK (386) | JP7 | JP8 | JP9 |
|-------------+-------------+--------------+--------+--------|
| SYS/6 | 2SYS/4 | pins 1 & 2 | Closed | Closed |
| | | closed | | |
|-------------+-------------+--------------+--------+--------|
| SYS/4 | 2SYS/8 | pins 1 & 2 | Closed | Open |
| | | closed | | |
|-------------+-------------+--------------+--------+--------|
| SYS/3 | 2SYS/6 | pins 1 & 2 | Open | Closed |
| | | closed | | |
|-------------+-------------+--------------+--------+--------|
| 2SYS/5 | 2SYS/10 | pins 1 & 2 | Open | Open |
| | | closed | | |
+------------------------------------------------------------+