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# ATEN RESEARCH, INC.
AM-4586PV / PAT45PV
Processor CX486SX/80486SX/80486DX/80486DX2/Pentium
Overdrive/Pentium
Processor 33/40/50/60/66(internal)MHz
Speed
Chip Set OPTI
Max. Onboard 128MB
DRAM
Cache 128/256/512KB
BIOS Unidentified
Dimensions 330mm x 218mm
I/O Options 32-bit VESA local bus slots (2)
NPU Options None
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|----------------+-----------+------------------+------------|
| Hard drive LED | J5 | Hard drive LED | J4 (pins |
| interface | | | 10 & 20) |
|----------------+-----------+------------------+------------|
| Speaker | J4 (pins | Power LED & | J4 (pins |
| | 1-4) | keylock | 11-15) |
|----------------+-----------+------------------+------------|
| Turbo LED | J4 (pins | External battery | J9 |
| | 8 & 18) | | |
|----------------+-----------+------------------+------------|
| Reset switch | J4 (pins | 32-bit VESA | SL1 & SL2 |
| | 9 & 19) | local bus slots | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper | Position |
|--------------------------------------+--------+------------|
| » | CMOS memory normal operation (on | JP9 | pins 2 & 3 |
| | board battery) | | closed |
|---+----------------------------------+--------+------------|
| | CMOS memory normal operation | JP9 | all open |
| | (external battery) | | |
|---+----------------------------------+--------+------------|
| | CMOS memory clear | JP9 | pins 1 & 2 |
| | | | closed |
|---+----------------------------------+--------+------------|
| » | Monitor type select monochrome | JP10 | Open |
|---+----------------------------------+--------+------------|
| | Monitor type select color | JP10 | Closed |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | W3 | N/A |
| | alter | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION (MODE 1) |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 |
|-------+-------------+------------+------------+------------|
| 4MB | (4) 1M x 9 | NONE | NONE | NONE |
|-------+-------------+------------+------------+------------|
| 8MB | (4) 1M x 9 | NONE | (1) 1M x | NONE |
| | | | 36 | |
|-------+-------------+------------+------------+------------|
| 8MB | (4) 1M x 9 | (4) 1M x 9 | NONE | NONE |
|-------+-------------+------------+------------+------------|
| 12MB | (4) 1M x 9 | NONE | (1) 2M x | NONE |
| | | | 36 | |
|-------+-------------+------------+------------+------------|
| 16MB | (4) 1M x 9 | NONE | (1) 1M x | (1) 2M x |
| | | | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 16MB | (4) 1M x 9 | (4) 1M x 9 | (1) 2M x | NONE |
| | | | 36 | |
|-------+-------------+------------+------------+------------|
| 16MB | (4) 4M x 9 | NONE | NONE | NONE |
|-------+-------------+------------+------------+------------|
| 20MB | (4) 1M x 9 | NONE | (1) 2M x | (1) 2M x |
| | | | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 20MB | (4) 1M x 9 | NONE | (1) 4M x | NONE |
| | | | 36 | |
|-------+-------------+------------+------------+------------|
| 20MB | (4) 1M x 9 | (4) 4M x 9 | NONE | NONE |
|-------+-------------+------------+------------+------------|
| 24MB | (4) 1M x 9 | (4) 1M x 9 | (1) 2M x | (1) 2M x |
| | | | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 24MB | (4) 1M x 9 | (4) 1M x 9 | (1) 4M x | NONE |
| | | | 36 | |
|-------+-------------+------------+------------+------------|
| 32MB | (4) 4M x 9 | NONE | (1) 4M x | NONE |
| | | | 36 | |
|-------+-------------+------------+------------+------------|
| 32MB | (4) 4M x 9 | (4) 4M x 9 | NONE | NONE |
|-------+-------------+------------+------------+------------|
| 36MB | (4) 1M x 9 | NONE | (1) 8M x | NONE |
| | | | 36 | |
|-------+-------------+------------+------------+------------|
| 40MB | (4) 1M x 9 | NONE | (1) 1M x | (1) 8M x |
| | | | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 40MB | (4) 1M x 9 | (4) 1M x 9 | (1) 8M x | NONE |
| | | | 36 | |
|-------+-------------+------------+------------+------------|
| 44MB | (4) 1M x 9 | NONE | (1) 2M x | (1) 8M x |
| | | | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 48MB | (4) 1M x 9 | (4) 1M x 9 | (1) 2M x | (1) 8M x |
| | | | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 48MB | (4) 4M x 9 | NONE | (1) 8M x | NONE |
| | | | 36 | |
|-------+-------------+------------+------------+------------|
| 52MB | (4) 1M x 9 | NONE | (1) 4M x | (1) 8M x |
| | | | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 56MB | (4) 1M x 9 | (4) 1M x 9 | (1) 4M x | (1) 8M x |
| | | | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 64MB | (4) 4M x 9 | NONE | (1) 4M x | (1) 8M x |
| | | | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 64MB | (4) 4M x 9 | (4) 4M x 9 | (1) 8M x | NONE |
| | | | 36 | |
|-------+-------------+------------+------------+------------|
| 64MB | (4) 16M x 9 | NONE | NONE | NONE |
|-------+-------------+------------+------------+------------|
| 68MB | (4) 1M x 9 | NONE | (1) 8M x | (1) 8M x |
| | | | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 68MB | (4) 1M x 9 | (4) 16M x | NONE | NONE |
| | | 9 | | |
|-------+-------------+------------+------------+------------|
| 72MB | (4) 1M x 9 | (4) 1M x 9 | (1) 8M x | (1) 8M x |
| | | | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 80MB | (4) 4M x 9 | NONE | (1) 8M x | (1) 8M x |
| | | | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 80MB | (4) 4M x 9 | (4) 16M x | NONE | NONE |
| | | 9 | | |
|-------+-------------+------------+------------+------------|
| 96MB | (4) 4M x 9 | (4) 4M x 9 | (1) 8M x | (1) 8M x |
| | | | 36 | 36 |
|-------+-------------+------------+------------+------------|
| 96MB | (4) 16M x 9 | NONE | (1) 8M x | NONE |
| | | | 36 | |
|-------+-------------+------------+------------+------------|
| 128MB | (4) 16M x 9 | (4) 16M x | NONE | NONE |
| | | 9 | | |
|-------+-------------+------------+------------+------------|
| 128MB | (4) 16M x 9 | NONE | (1) 8M x | (1) 8M x |
| | | | 36 | 36 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION (MODE 2) |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 |
|------+------------+------------+-------------+-------------|
| 4MB | NONE | NONE | NONE | (1) 1M x 36 |
|------+------------+------------+-------------+-------------|
| 8MB | NONE | NONE | (1) 1M x 36 | (1) 1M x 36 |
|------+------------+------------+-------------+-------------|
| 8MB | NONE | NONE | NONE | (1) 2M x 36 |
|------+------------+------------+-------------+-------------|
| 12MB | NONE | NONE | (1) 2M x 36 | (1) 1M x 36 |
|------+------------+------------+-------------+-------------|
| 16MB | (4) 1M x 9 | (4) 1M x 9 | (1) 1M x 36 | (1) 1M x 36 |
|------+------------+------------+-------------+-------------|
| 16MB | NONE | NONE | (1) 2M x 36 | (1) 2M x 36 |
|------+------------+------------+-------------+-------------|
| 16MB | NONE | NONE | NONE | (1) 4M x 36 |
|------+------------+------------+-------------+-------------|
| 20MB | (4) 1M x 9 | (4) 1M x 9 | (1) 2M x 36 | (1) 1M x 36 |
|------+------------+------------+-------------+-------------|
| 20MB | NONE | NONE | (1) 4M x 36 | (1) 1M x 36 |
|------+------------+------------+-------------+-------------|
| 24MB | (4) 1M x 9 | (4) 1M x 9 | (1) 2M x 36 | (1) 2M x 36 |
|------+------------+------------+-------------+-------------|
| 24MB | NONE | NONE | (1) 4M x 36 | (1) 2M x 36 |
|------+------------+------------+-------------+-------------|
| 32MB | NONE | NONE | (1) 4M x 36 | (1) 4M x 36 |
|------+------------+------------+-------------+-------------|
| 32MB | NONE | NONE | NONE | (1) 8M x 36 |
|------+------------+------------+-------------+-------------|
| 36MB | NONE | NONE | (1) 8M x 36 | (1) 1M x 36 |
|------+------------+------------+-------------+-------------|
| 40MB | (4) 4M x 9 | (4) 4M x 9 | (1) 1M x 36 | (1) 1M x 36 |
|------+------------+------------+-------------+-------------|
| 40MB | NONE | NONE | (1) 8M x 36 | (1) 2M x 36 |
|------+------------+------------+-------------+-------------|
| 44MB | (4) 4M x 9 | (4) 4M x 9 | (1) 2M x 36 | (1) 1M x 36 |
|------+------------+------------+-------------+-------------|
| 48MB | (4) 4M x 9 | (4) 4M x 9 | (1) 2M x 36 | (1) 2M x 36 |
|------+------------+------------+-------------+-------------|
| 48MB | NONE | NONE | (1) 8M x 36 | (1) 4M x 36 |
|------+------------+------------+-------------+-------------|
| 52MB | (4) 4M x 9 | (4) 4M x 9 | (1) 4M x 36 | (1) 1M x 36 |
|------+------------+------------+-------------+-------------|
| 56MB | (4) 4M x 9 | (4) 4M x 9 | (1) 4M x 36 | (1) 2M x 36 |
|------+------------+------------+-------------+-------------|
| 64MB | (4) 4M x 9 | (4) 4M x 9 | (1) 4M x 36 | (1) 4M x 36 |
|------+------------+------------+-------------+-------------|
| 64MB | NONE | NONE | (1) 8M x 36 | (1) 8M x 36 |
|------+------------+------------+-------------+-------------|
| 68MB | (4) 4M x 9 | (4) 4M x 9 | (1) 8M x 36 | (1) 1M x 36 |
|------+------------+------------+-------------+-------------|
| 72MB | (4) 4M x 9 | (4) 4M x 9 | (1) 8M x 36 | (1) 2M x 36 |
|------+------------+------------+-------------+-------------|
| 80MB | (4) 4M x 9 | (4) 4M x 9 | (1) 8M x 36 | (1) 4M x 36 |
|------+------------+------------+-------------+-------------|
| 96MB | (4) 4M x 9 | (4) 4M x 9 | (1) 8M x 36 | (1) 8M x 36 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM MODE CONFIGURATION |
|------------------------------------------------------------|
| Mode | RA6 | RA12 |
|------------------+--------------------+--------------------|
| 1 | Installed | Not-installed |
|------------------+--------------------+--------------------|
| 2 | Not-installed | Installed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM RESISTOR ARRAY CONFIGURATION |
|------------------------------------------------------------|
| SiMM size | RN12 | RN13 |
|----------------------------+---------------+---------------|
| 16MB SIMM in Bank 0 or | Not-installed | Installed |
| Bank 1 | | |
|----------------------------+---------------+---------------|
| Other | Installed | Not-installed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 | Tag 1 | Tag 2 |
|-------+---------+--------+--------+--------+-------+-------|
| 128KB | (4) 32K | NONE | NONE | NONE | (1) | (1) |
| (32) | x 8 | | | | 64K x | 8K x |
| | | | | | 1 | 8 |
|-------+---------+--------+--------+--------+-------+-------|
| 256KB | (4) 32K | (4) | NONE | NONE | (1) | (1) |
| (32) | x 8 | 32K x | | | 64K x | 32K x |
| | | 8 | | | 1 | 8 |
|-------+---------+--------+--------+--------+-------+-------|
| 256KB | (4) 32K | NONE | (4) | NONE | (1) | (1) |
| (64) | x 8 | | 32K x | | 64K x | 8K x |
| | | | 8 | | 1 | 8 |
|-------+---------+--------+--------+--------+-------+-------|
| 512KB | (4) 32K | (4) | (4) | (4) | (1) | (1) |
| (64) | x 8 | 32K x | 32K x | 32K x | 64K x | 32K x |
| | | 8 | 8 | 8 | 1 | 8 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE JUMPER CONFIGURATION |
|------------------------------------------------------------|
| Size | JP2 | JP3 | JP4 | JP5 |
|-----------+------------+-----------+-----------+-----------|
| 128KB | pins 2 & 3 | pins 2 & | pins 1 & | pins 1 & |
| (32-bit) | closed | 3 closed | 2 closed | 2 closed |
|-----------+------------+-----------+-----------+-----------|
| 256KB | pins 1 & 2 | pins 1 & | pins 1 & | pins 1 & |
| (32-bit) | closed | 2 closed | 2 closed | 2 closed |
|-----------+------------+-----------+-----------+-----------|
| 256KB | pins 1 & 2 | pins 1 & | all open | pins 2 & |
| (64-bit) | closed | 2 closed | | 3 closed |
|-----------+------------+-----------+-----------+-----------|
| 512KB | pins 1 & 2 | pins 1 & | pins 2 & | pins 2 & |
| (64-bit) | closed | 2 closed | 3 closed | 3 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE RESISTOR ARRAY CONFIGURATION |
|------------------------------------------------------------|
| Size | RN41 | RN42 | RN52 | RN55 |
|-----------+------------+-----------+-----------+-----------|
| 128KB | Installed | Not | Not | Not |
| (32-bit) | | installed | installed | installed |
|-----------+------------+-----------+-----------+-----------|
| 256KB | Not | Installed | Not | Not |
| (32-bit) | installed | | installed | installed |
|-----------+------------+-----------+-----------+-----------|
| 256KB | Not | Not | Installed | Not |
| (64-bit) | installed | installed | | installed |
|-----------+------------+-----------+-----------+-----------|
| 512KB | Not | Not | Not | Installed |
| (64-bit) | installed | installed | installed | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| VESA BUS SPEED RESISTOR ARRAY CONFIGURATION |
|------------------------------------------------------------|
| Speed | RN25 | RN33 | RN40 | RN50 |
|-------+-------------+------------+------------+------------|
| 25MHz | Installed | Not | Not | Not |
| | | installed | installed | installed |
|-------+-------------+------------+------------+------------|
| 33MHz | Not | Installed | Not | Not |
| | installed | | installed | installed |
|-------+-------------+------------+------------+------------|
| 40MHz | Not | Not | Installed | Not |
| | installed | installed | | installed |
|-------+-------------+------------+------------+------------|
| 50MHz | Not | Not | Not | Installed |
| | installed | installed | installed | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU TYPE RESISTOR ARRAY CONFIGURATION |
|------------------------------------------------------------|
| CPU | RN1 | RN2 | RN3 | RN4 | RN5 |
|---------+----------+---------+---------+---------+---------|
| 80486SX |Installed | Not | Not | Not | Not |
| | |installed|installed|installed|installed|
|---------+----------+---------+---------+---------+---------|
| 80486DX | Not |Installed| Not | Not | Not |
| |installed | |installed|installed|installed|
|---------+----------+---------+---------+---------+---------|
|80486DX2 | Not |Installed| Not | Not | Not |
| |installed | |installed|installed|installed|
|---------+----------+---------+---------+---------+---------|
| CX-M6 |Installed | Not | Not | Not | Not |
| | |installed|installed|installed|installed|
|---------+----------+---------+---------+---------+---------|
| Pentium | Not | Not | Not |Installed| Not |
| ODP |installed |installed|installed| |installed|
|---------+----------+---------+---------+---------+---------|
| P24T | Not | Not | Not |Installed| Not |
| |installed |installed|installed| |installed|
|---------+----------+---------+---------+---------+---------|
| Pentium | Not | Not | Not | Not |Installed|
| |installed |installed|installed|installed| |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU TYPE RESISTOR ARRAY CONFIGURATION |
|------------------------------------------------------------|
| CPU | RN7 | RN8 | RN9 | RN10 | RN11 |
|---------+----------+---------+---------+---------+---------|
| 80486SX |Installed | Not | Not | Not | Not |
| | |installed|installed|installed|installed|
|---------+----------+---------+---------+---------+---------|
| 80486DX | Not |Installed| Not | Not | Not |
| |installed | |installed|installed|installed|
|---------+----------+---------+---------+---------+---------|
|80486DX2 | Not |Installed| Not | Not | Not |
| |installed | |installed|installed|installed|
|---------+----------+---------+---------+---------+---------|
| CX-M6 | Not | Not |Installed| Not | Not |
| |installed |installed| |installed|installed|
|---------+----------+---------+---------+---------+---------|
| Pentium | Not |Installed| Not | Not | Not |
| ODP |installed | |installed|installed|installed|
|---------+----------+---------+---------+---------+---------|
| P24T | Not | Not | Not |Installed| Not |
| |installed |installed|installed| |installed|
|---------+----------+---------+---------+---------+---------|
| Pentium | Not | Not | Not | Not |Installed|
| |installed |installed|installed|installed| |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU TYPE CONFIGURATION |
|------------------------------------------------------------|
| Type | JP6 | JP7 | JP8 |
|-------------+--------+------------------+------------------|
| 50MHz 486DX | Closed | pins 2 & 3 | pins 2 & 3 |
| | | closed | closed |
|-------------+--------+------------------+------------------|
| Pentium | Open | pins 1 & 2 | pins 1 & 2 |
| | | closed | closed |
|-------------+--------+------------------+------------------|
| Other | Open | pins 2 & 3 | pins 2 & 3 |
| | | closed | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED CONFIGURATION |
|------------------------------------------------------------|
| Speed | JP11 | JP12 | JP13 | JP14 | JP15 |
|-----------+---------+---------+---------+---------+--------|
| 33MHz | Closed | Open | Open | Open | Open |
|-----------+---------+---------+---------+---------+--------|
| 40MHz | Open | Closed | Open | Open | Open |
|-----------+---------+---------+---------+---------+--------|
| 50MHz | Open | Open | Closed | Open | Open |
|-----------+---------+---------+---------+---------+--------|
| 66MHz | Open | Open | Open | Closed | Open |
|-----------+---------+---------+---------+---------+--------|
| U33 | Open | Open | Open | Open | Closed |
| installed | | | | | |
|------------------------------------------------------------|
| Note: For a 60mhz Pentium, a 60mhz oscillator must be |
| installed in U33 (exact location unidentified). |
+------------------------------------------------------------+