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# ACER AMERICA CORPORATION
VI7
Processor 80486SX/AM486DX/CX486DX/80486DX/AM486DX2/CX486DX2/80486DX2/
Pentium Overdrive/Pentium
Processor 25/33/40/50(internal)/50/60/66(internal)/66MHz
Speed
Chip Set OPTI
Max. 128MB
Onboard
DRAM
Cache 256/512KB
BIOS AMI
Dimensions 330mm x 218mm
I/O 32-bit VESA local bus slots (2)
Options
NPU None
Options
IMG IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|-------------+------------+-------------------+-------------|
| External | BA2 | Turbo switch | J2 (pins 15 |
| battery | | | - 17) |
|-------------+------------+-------------------+-------------|
| Power LED & | J2 (pins 1 | Reset switch | J2 (pins 19 |
| keylock | - 5) | | - 20) |
|-------------+------------+-------------------+-------------|
| Speaker | J2 (pins 6 | 32-bit VESA local | SL1 & SL2 |
| | - 10) | bus slots | |
|-------------+------------+-------------------+-------------|
| Turbo LED | J2 (pins | | |
| | 12 - 13) | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper | Position |
|--------------------------------------+--------+------------|
| » | Factory configured - do not | JP3 | Open |
| | alter | | |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | JP7 | Open |
| | alter | | |
|---+----------------------------------+--------+------------|
| » | Factory configured - do not | JP14 | pins 1 & 2 |
| | alter | | closed |
|---+----------------------------------+--------+------------|
| » | CMOS memory normal operation | JP27 | pins 2 & 3 |
| | | | closed |
|---+----------------------------------+--------+------------|
| | CMOS memory clear | JP27 | pins 1 & 2 |
| | | | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 |
|------+-------------+-------------+------------+------------|
| 2MB | (1) 512K x | NONE | NONE | NONE |
| | 36 | | | |
|------+-------------+-------------+------------+------------|
| 4MB | (1) 512K x | (1) 512K x | NONE | NONE |
| | 36 | 36 | | |
|------+-------------+-------------+------------+------------|
| 4MB | (1) 1M x 36 | NONE | NONE | NONE |
|------+-------------+-------------+------------+------------|
| 4MB | NONE | NONE | NONE | (4) 1M x 9 |
|------+-------------+-------------+------------+------------|
| 6MB | (1) 512K x | (1) 512K x | (1) 512K x | NONE |
| | 36 | 36 | 36 | |
|------+-------------+-------------+------------+------------|
| 6MB | (1) 512K x | (1) 1M x 36 | NONE | NONE |
| | 36 | | | |
|------+-------------+-------------+------------+------------|
| 8MB | (1) 1M x 36 | (1) 1M x 36 | NONE | NONE |
|------+-------------+-------------+------------+------------|
| 8MB | (1) 2M x 36 | NONE | NONE | NONE |
|------+-------------+-------------+------------+------------|
| 8MB | NONE | (1) 1M x 36 | NONE | (4) 1M x 9 |
|------+-------------+-------------+------------+------------|
| 10MB | (1) 512K x | (1) 2M x 36 | NONE | NONE |
| | 36 | | | |
|------+-------------+-------------+------------+------------|
| 12MB | (1) 512K x | (1) 512K x | (1) 2M x | NONE |
| | 36 | 36 | 36 | |
|------+-------------+-------------+------------+------------|
| 12MB | (1) 1M x 36 | (1) 2M x 36 | NONE | NONE |
|------+-------------+-------------+------------+------------|
| 12MB | NONE | (1) 2M x 36 | NONE | (4) 1M x 9 |
|------+-------------+-------------+------------+------------|
| 14MB | (1) 512K x | (1) 1M x 36 | (1) 2M x | NONE |
| | 36 | | 36 | |
|------+-------------+-------------+------------+------------|
| 16MB | (1) 1M x 36 | (1) 1M x 36 | (1) 2M x | NONE |
| | | | 36 | |
|------+-------------+-------------+------------+------------|
| 16MB | (1) 2M x 36 | (1) 2M x 36 | NONE | NONE |
|------+-------------+-------------+------------+------------|
| 16MB | (1) 4M x 36 | NONE | NONE | NONE |
|------+-------------+-------------+------------+------------|
| 16MB | NONE | (1) 1M x 36 | (1) 2M x | (4) 1M x 9 |
| | | | 36 | |
|------+-------------+-------------+------------+------------|
| 16MB | NONE | NONE | NONE | (4) 4M x 9 |
|------+-------------+-------------+------------+------------|
| 18MB | (1) 512K x | (1) 2M x 36 | (1) 2M x | NONE |
| | 36 | | 36 | |
|------+-------------+-------------+------------+------------|
| 18MB | (1) 512K x | (1) 2M x 36 | (1) 2M x | NONE |
| | 36 | | 36 | |
|------+-------------+-------------+------------+------------|
| 20MB | (1) 1M x 36 | (1) 2M x 36 | (1) 2M x | NONE |
| | | | 36 | |
|------+-------------+-------------+------------+------------|
| 20MB | (1) 1M x 36 | (1) 4M x 36 | NONE | NONE |
|------+-------------+-------------+------------+------------|
| 20MB | NONE | (1) 2M x 36 | (1) 2M x | (4) 1M x 9 |
| | | | 36 | |
|------+-------------+-------------+------------+------------|
| 20MB | NONE | (1) 4M x 36 | NONE | (4) 1M x 9 |
|------+-------------+-------------+------------+------------|
| 24MB | (1) 2M x 36 | (1) 2M x 36 | (1) 2M x | NONE |
| | | | 36 | |
|------+-------------+-------------+------------+------------|
| 24MB | (1) 2M x 36 | (1) 4M x 36 | NONE | NONE |
|------+-------------+-------------+------------+------------|
| 24MB | (1) 1M x 36 | (1) 2M x 36 | (1) 2M x | (4) 1M x 9 |
| | | | 36 | |
|------+-------------+-------------+------------+------------|
| 24MB | (1) 1M x 36 | (1) 4M x 36 | NONE | (4) 1M x 9 |
|------+-------------+-------------+------------+------------|
| 32MB | (1) 4M x 36 | (1) 4M x 36 | NONE | NONE |
|------+-------------+-------------+------------+------------|
| 32MB | (1) 8M x 36 | NONE | NONE | NONE |
|------+-------------+-------------+------------+------------|
| 32MB | NONE | (1) 4M x 36 | NONE | (4) 4M x 9 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION (CON’T) |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 |
|-------+-------------+------------+------------+------------|
| 34MB | (1) 512K x | (1) 8M x | NONE | NONE |
| | 36 | 36 | | |
|-------+-------------+------------+------------+------------|
| 36MB | (1) 512K x | (1) 2M x | (1) 8M x | NONE |
| | 36 | 36 | 36 | |
|-------+-------------+------------+------------+------------|
| 36MB | (1) 1M x 36 | (1) 8M x | NONE | NONE |
| | | 36 | | |
|-------+-------------+------------+------------+------------|
| 36MB | NONE | (1) 8M x | NONE | (4) 1M x 9 |
| | | 36 | | |
|-------+-------------+------------+------------+------------|
| 38MB | (1) 512K x | (1) 1M x | (1) 8M x | NONE |
| | 36 | 36 | 36 | |
|-------+-------------+------------+------------+------------|
| 40MB | (1) 1M x 36 | (1) 1M x | (1) 8M x | NONE |
| | | 36 | 36 | |
|-------+-------------+------------+------------+------------|
| 40MB | (1) 2M x 36 | (1) 8M x | NONE | NONE |
| | | 36 | | |
|-------+-------------+------------+------------+------------|
| 40MB | NONE | (1) 1M x | (1) 8M x | (4) 1M x 9 |
| | | 36 | 36 | |
|-------+-------------+------------+------------+------------|
| 42MB | (1) 512K x | (1) 2M x | (1) 8M x | NONE |
| | 36 | 36 | 36 | |
|-------+-------------+------------+------------+------------|
| 44MB | (1) 1M x 36 | (1) 2M x | (1) 8M x | NONE |
| | | 36 | 36 | |
|-------+-------------+------------+------------+------------|
| 44MB | NONE | (1) 2M x | (1) 8M x | (4) 1M x 9 |
| | | 36 | 36 | |
|-------+-------------+------------+------------+------------|
| 48MB | (1) 2M x 36 | (1) 2M x | (1) 8M x | NONE |
| | | 36 | 36 | |
|-------+-------------+------------+------------+------------|
| 48MB | (1) 4M x 36 | (1) 8M x | NONE | NONE |
| | | 36 | | |
|-------+-------------+------------+------------+------------|
| 48MB | NONE | (1) 8M x | NONE | (4) 1M x 9 |
| | | 36 | | |
|-------+-------------+------------+------------+------------|
| 48MB | (1) 1M x 36 | (1) 2M x | (1) 8M x | (4) 1M x 9 |
| | | 36 | 36 | |
|-------+-------------+------------+------------+------------|
| 50MB | (1) 512K x | (1) 4M x | (1) 8M x | NONE |
| | 36 | 36 | 36 | |
|-------+-------------+------------+------------+------------|
| 52MB | (1) 1M x 36 | (1) 4M x | (1) 8M x | NONE |
| | | 36 | 36 | |
|-------+-------------+------------+------------+------------|
| 52MB | NONE | (1) 4M x | (1) 8M x | (4) 1M x 9 |
| | | 36 | 36 | |
|-------+-------------+------------+------------+------------|
| 56MB | (1) 2M x 36 | (1) 4M x | (1) 8M x | NONE |
| | | 36 | 36 | |
|-------+-------------+------------+------------+------------|
| 56MB | (1) 1M x 36 | (1) 4M x | (1) 8M x | (4) 1M x 9 |
| | | 36 | 36 | |
|-------+-------------+------------+------------+------------|
| 64MB | (1) 4M x 36 | (1) 4M x | (1) 8M x | NONE |
| | | 36 | 36 | |
|-------+-------------+------------+------------+------------|
| 64MB | (1) 8M x 36 | (1) 8M x | NONE | NONE |
| | | 36 | | |
|-------+-------------+------------+------------+------------|
| 64MB | NONE | (1) 4M x | (1) 8M x | (4) 4M x 9 |
| | | 36 | 36 | |
|-------+-------------+------------+------------+------------|
| 64MB | NONE | NONE | NONE | (4) 16M x |
| | | | | 9 |
|-------+-------------+------------+------------+------------|
| 66MB | (1) 512K x | (1) 8M x | (1) 8M x | NONE |
| | 36 | 36 | 36 | |
|-------+-------------+------------+------------+------------|
| 68MB | (1) 1M x 36 | (1) 8M x | (1) 8M x | NONE |
| | | 36 | 36 | |
|-------+-------------+------------+------------+------------|
| 68MB | NONE | (1) 8M x | (1) 8M x | (4) 1M x 9 |
| | | 36 | 36 | |
|-------+-------------+------------+------------+------------|
| 72MB | (1) 1M x 36 | (1) 8M x | (1) 8M x | (4) 1M x 9 |
| | | 36 | 36 | |
|-------+-------------+------------+------------+------------|
| 80MB | (1) 4M x 36 | (1) 8M x | (1) 8M x | NONE |
| | | 36 | 36 | |
|-------+-------------+------------+------------+------------|
| 80MB | NONE | (1) 8M x | (1) 8M x | (4) 4M x 9 |
| | | 36 | 36 | |
|-------+-------------+------------+------------+------------|
| 96MB | (1) 8M x 36 | (1) 8M x | (1) 8M x | NONE |
| | | 36 | 36 | |
|-------+-------------+------------+------------+------------|
| 96MB | NONE | (1) 8M x | NONE | (4) 16M x |
| | | 36 | | 9 |
|-------+-------------+------------+------------+------------|
| 96MB | (1) 4M x 36 | (1) 8M x | (1) 8M x | (4) 4M x 9 |
| | | 36 | 36 | |
|-------+-------------+------------+------------+------------|
| 128MB | NONE | (1) 8M x | (1) 8M x | (4) 16M x |
| | | 36 | 36 | 9 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM JUMPER CONFIGURATION |
|------------------------------------------------------------|
| Size | JP13 | JP15 | JP16 | JP17 |
|------+--------------+------------+------------+------------|
| 2MB | pins 2 & 3, | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 |
| | 4 & 5 closed | closed | closed | closed |
|------+--------------+------------+------------+------------|
| 4MB | pins 2 & 3, | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 |
| | 4 & 5 closed | closed | closed | closed |
|------+--------------+------------+------------+------------|
| 4MB | pins 2 & 3, | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 |
| | 4 & 5 closed | closed | closed | closed |
|------+--------------+------------+------------+------------|
| 4MB | pins 2 & 3, | NONE | NONE | pins 1 & 2 |
| | 4 & 5 closed | | | closed |
|------+--------------+------------+------------+------------|
| 6MB | pins 2 & 3, | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 |
| | 4 & 5 closed | closed | closed | closed |
|------+--------------+------------+------------+------------|
| 6MB | pins 2 & 3, | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 |
| | 4 & 5 closed | closed | closed | closed |
|------+--------------+------------+------------+------------|
| 8MB | pins 2 & 3, | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 |
| | 4 & 5 closed | closed | closed | closed |
|------+--------------+------------+------------+------------|
| 8MB | pins 2 & 3, | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 |
| | 4 & 5 closed | closed | closed | closed |
|------+--------------+------------+------------+------------|
| 8MB | pins 2 & 3, | NONE | NONE | pins 1 & 2 |
| | 4 & 5 closed | | | closed |
|------+--------------+------------+------------+------------|
| 10MB | pins 2 & 3, | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 |
| | 4 & 5 closed | closed | closed | closed |
|------+--------------+------------+------------+------------|
| 12MB | pins 2 & 3, | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 |
| | 4 & 5 closed | closed | closed | closed |
|------+--------------+------------+------------+------------|
| 12MB | pins 2 & 3, | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 |
| | 4 & 5 closed | closed | closed | closed |
|------+--------------+------------+------------+------------|
| 12MB | pins 2 & 3, | NONE | NONE | pins 1 & 2 |
| | 4 & 5 closed | | | closed |
|------+--------------+------------+------------+------------|
| 14MB | pins 2 & 3, | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 |
| | 4 & 5 closed | closed | closed | closed |
|------+--------------+------------+------------+------------|
| 16MB | pins 2 & 3, | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 |
| | 4 & 5 closed | closed | closed | closed |
|------+--------------+------------+------------+------------|
| 16MB | pins 2 & 3, | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 |
| | 4 & 5 closed | closed | closed | closed |
|------+--------------+------------+------------+------------|
| 16MB | pins 2 & 3, | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 |
| | 4 & 5 closed | closed | closed | closed |
|------+--------------+------------+------------+------------|
| 16MB | pins 2 & 3, | NONE | NONE | pins 1 & 2 |
| | 4 & 5 closed | | | closed |
|------+--------------+------------+------------+------------|
| 16MB | pins 2 & 3, | NONE | NONE | pins 1 & 2 |
| | 4 & 5 closed | | | closed |
|------+--------------+------------+------------+------------|
| 18MB | pins 2 & 3, | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 |
| | 4 & 5 closed | closed | closed | closed |
|------+--------------+------------+------------+------------|
| 18MB | pins 2 & 3, | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 |
| | 4 & 5 closed | closed | closed | closed |
|------+--------------+------------+------------+------------|
| 20MB | pins 2 & 3, | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 |
| | 4 & 5 closed | closed | closed | closed |
|------+--------------+------------+------------+------------|
| 20MB | pins 2 & 3, | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 |
| | 4 & 5 closed | closed | closed | closed |
|------+--------------+------------+------------+------------|
| 20MB | pins 2 & 3, | NONE | NONE | pins 1 & 2 |
| | 4 & 5 closed | | | closed |
|------+--------------+------------+------------+------------|
| 20MB | pins 2 & 3, | NONE | NONE | pins 1 & 2 |
| | 4 & 5 closed | | | closed |
|------+--------------+------------+------------+------------|
| 24MB | pins 2 & 3, | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 |
| | 4 & 5 closed | closed | closed | closed |
|------+--------------+------------+------------+------------|
| 24MB | pins 2 & 3, | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 |
| | 4 & 5 closed | closed | closed | closed |
|------+--------------+------------+------------+------------|
| 24MB | pins 2 & 3, | NONE | pins 2 & 3 | pins 1 & 2 |
| | 4 & 5 closed | | closed | closed |
|------+--------------+------------+------------+------------|
| 24MB | pins 2 & 3, | NONE | pins 2 & 3 | pins 1 & 2 |
| | 4 & 5 closed | | closed | closed |
|------+--------------+------------+------------+------------|
| 32MB | pins 2 & 3, | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 |
| | 4 & 5 closed | closed | closed | closed |
|------+--------------+------------+------------+------------|
| 32MB | pins 2 & 3, | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 |
| | 4 & 5 closed | closed | closed | closed |
|------+--------------+------------+------------+------------|
| 32MB | pins 2 & 3, | NONE | NONE | pins 1 & 2 |
| | 4 & 5 closed | | | closed |
|------+--------------+------------+------------+------------|
| 34MB | pins 2 & 3, | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 |
| | 4 & 5 closed | closed | closed | closed |
|------+--------------+------------+------------+------------|
| 36MB | pins 2 & 3, | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 |
| | 4 & 5 closed | closed | closed | closed |
|------+--------------+------------+------------+------------|
| 36MB | pins 2 & 3, | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 |
| | 4 & 5 closed | closed | closed | closed |
|------+--------------+------------+------------+------------|
| 36MB | pins 2 & 3, | NONE | NONE | pins 1 & 2 |
| | 4 & 5 closed | | | closed |
|------+--------------+------------+------------+------------|
| 38MB | pins 2 & 3, | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 |
| | 4 & 5 closed | closed | closed | closed |
|------+--------------+------------+------------+------------|
| 40MB | pins 2 & 3, | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 |
| | 4 & 5 closed | closed | closed | closed |
|------+--------------+------------+------------+------------|
| 40MB | pins 2 & 3, | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 |
| | 4 & 5 closed | closed | closed | closed |
|------+--------------+------------+------------+------------|
| 40MB | pins 2 & 3, | NONE | NONE | pins 1 & 2 |
| | 4 & 5 closed | | | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM JUMPER CONFIGURATION (CON’T) |
|------------------------------------------------------------|
| Size | JP13 | JP15 | JP16 | JP17 |
|-------+-------------+------------+------------+------------|
| 42MB | pins 2 & 3, | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 |
| | 4 & 5 | closed | closed | closed |
| | closed | | | |
|-------+-------------+------------+------------+------------|
| 44MB | pins 2 & 3, | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 |
| | 4 & 5 | closed | closed | closed |
| | closed | | | |
|-------+-------------+------------+------------+------------|
| 44MB | pins 2 & 3, | Open | Open | pins 1 & 2 |
| | 4 & 5 | | | closed |
| | closed | | | |
|-------+-------------+------------+------------+------------|
| 48MB | pins 2 & 3, | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 |
| | 4 & 5 | closed | closed | closed |
| | closed | | | |
|-------+-------------+------------+------------+------------|
| 48MB | pins 2 & 3, | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 |
| | 4 & 5 | closed | closed | closed |
| | closed | | | |
|-------+-------------+------------+------------+------------|
| 48MB | pins 2 & 3, | Open | Open | pins 1 & 2 |
| | 4 & 5 | | | closed |
| | closed | | | |
|-------+-------------+------------+------------+------------|
| 48MB | pins 2 & 3, | Open | pins 2 & 3 | pins 1 & 2 |
| | 4 & 5 | | closed | closed |
| | closed | | | |
|-------+-------------+------------+------------+------------|
| 50MB | pins 2 & 3, | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 |
| | 4 & 5 | closed | closed | closed |
| | closed | | | |
|-------+-------------+------------+------------+------------|
| 52MB | pins 2 & 3, | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 |
| | 4 & 5 | closed | closed | closed |
| | closed | | | |
|-------+-------------+------------+------------+------------|
| 52MB | pins 2 & 3, | Open | Open | pins 1 & 2 |
| | 4 & 5 | | | closed |
| | closed | | | |
|-------+-------------+------------+------------+------------|
| 56MB | pins 2 & 3, | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 |
| | 4 & 5 | closed | closed | closed |
| | closed | | | |
|-------+-------------+------------+------------+------------|
| 56MB | pins 2 & 3, | Open | pins 2 & 3 | pins 1 & 2 |
| | 4 & 5 | | closed | closed |
| | closed | | | |
|-------+-------------+------------+------------+------------|
| 64MB | pins 2 & 3, | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 |
| | 4 & 5 | closed | closed | closed |
| | closed | | | |
|-------+-------------+------------+------------+------------|
| 64MB | pins 2 & 3, | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 |
| | 4 & 5 | closed | closed | closed |
| | closed | | | |
|-------+-------------+------------+------------+------------|
| 64MB | pins 2 & 3, | Open | Open | pins 1 & 2 |
| | 4 & 5 | | | closed |
| | closed | | | |
|-------+-------------+------------+------------+------------|
| 64MB | pins 1 & 2, | Open | Open | pins 2 & 3 |
| | 3 & 4 | | | closed |
| | closed | | | |
|-------+-------------+------------+------------+------------|
| 66MB | pins 2 & 3, | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 |
| | 4 & 5 | closed | closed | closed |
| | closed | | | |
|-------+-------------+------------+------------+------------|
| 68MB | pins 2 & 3, | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 |
| | 4 & 5 | closed | closed | closed |
| | closed | | | |
|-------+-------------+------------+------------+------------|
| 68MB | pins 2 & 3, | Open | Open | pins 1 & 2 |
| | 4 & 5 | | | closed |
| | closed | | | |
|-------+-------------+------------+------------+------------|
| 72MB | pins 2 & 3, | Open | pins 2 & 3 | pins 1 & 2 |
| | 4 & 5 | | closed | closed |
| | closed | | | |
|-------+-------------+------------+------------+------------|
| 80MB | pins 2 & 3, | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 |
| | 4 & 5 | closed | closed | closed |
| | closed | | | |
|-------+-------------+------------+------------+------------|
| 80MB | pins 2 & 3, | Open | Open | pins 1 & 2 |
| | 4 & 5 | | | closed |
| | closed | | | |
|-------+-------------+------------+------------+------------|
| 96MB | pins 2 & 3, | pins 1 & 2 | pins 1 & 2 | pins 1 & 2 |
| | 4 & 5 | closed | closed | closed |
| | closed | | | |
|-------+-------------+------------+------------+------------|
| 96MB | pins 1 & 2, | Open | Open | pins 2 & 3 |
| | 3 & 4 | | | closed |
| | closed | | | |
|-------+-------------+------------+------------+------------|
| 96MB | pins 2 & 3, | Open | pins 2 & 3 | pins 1 & 2 |
| | 4 & 5 | | closed | closed |
| | closed | | | |
|-------+-------------+------------+------------+------------|
| 128MB | pins 1 & 2, | Open | Open | pins 2 & 3 |
| | 3 & 4 | | | closed |
| | closed | | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 | TAG |
|------------+---------+---------+---------+---------+-------|
| 256KB | (4) 32K | (4) 32K | NONE | NONE | (1) |
| (80486) | x 8 | x 8 | | | 32K x |
| | | | | | 8 |
|------------+---------+---------+---------+---------+-------|
| 256KB | NONE | (4) 32K | NONE | (4) 32K | (1) |
| (Pentium) | | x 8 | | x 8 | 32K x |
| | | | | | 8 |
|------------+---------+---------+---------+---------+-------|
| 512KB | (4) 32K | (4) 32K | (4) 32K | (4) 32K | (1) |
| (Pentium) | x 8 | x 8 | x 8 | x 8 | 32K x |
| | | | | | 8 |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE JUMPER CONFIGURATION |
|------------------------------------------------------------|
| Size | JP28 | JP29 | JP30 | JP31 | JP32 |
|-----------------+--------+--------+--------+-------+-------|
| 256KB (80486) | 1 & 2 | 1 & 2 | 2 & 3 | 1 & 2 | 2 & 3 |
|-----------------+--------+--------+--------+-------+-------|
| 256KB (Pentium) | 2 & 3 | Open | 2 & 3 | 2 & 3 | 1 & 2 |
|-----------------+--------+--------+--------+-------+-------|
| 512KB (Pentium) | 2 & 3 | 2 & 3 | 1 & 2 | 2 & 3 | 2 & 3 |
|------------------------------------------------------------|
| Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU TYPE CONFIGURATION |
|------------------------------------------------------------|
| Type | JP18 | JP19 | JP20 | JP21 |JP22 |JP23 |JP24 |JP25 |
|--------+------+------+------+------+-----+-----+-----+-----|
|80486SX |2 & 3 |2 & 3 |2 & 3 |2 & 3 |2 & 3|2 & 3|Open |Open |
|--------+------+------+------+------+-----+-----+-----+-----|
|80486DX |1 & 2 |2 & 3 |1 & 2 |2 & 3 |2 & 3|2 & 3|2 & 3|2 & 3|
|--------+------+------+------+------+-----+-----+-----+-----|
|80486DX2|1 & 2 |2 & 3 |1 & 2 |2 & 3 |2 & 3|2 & 3|2 & 3|2 & 3|
|--------+------+------+------+------+-----+-----+-----+-----|
| P24T |1 & 2 |2 & 3 |1 & 2 |2 & 3 |1 & 2|2 & 3|Open |Open |
|--------+------+------+------+------+-----+-----+-----+-----|
|Pentium |1 & 2 |1 & 2 |1 & 2 |1 & 2 |1 & 2|1 & 2|1 & 2|1 & 2|
|------------------------------------------------------------|
|Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED CONFIGURATION |
|------------------------------------------------------------|
|Speed | JP1 | JP2 | JP4 | JP8 | JP9 | JP10 | JP11 |JP12 |
|------+------+------+-----+------+------+------+------+-----|
|25MHz |1 & 2 |2 & 3 |2 & 3| Open |Closed|Closed|Closed|1 & 2|
|------+------+------+-----+------+------+------+------+-----|
|33MHz |2 & 3 |1 & 2 |2 & 3| Open |Closed|Closed| Open |1 & 2|
|------+------+------+-----+------+------+------+------+-----|
|40MHz |1 & 2 |1 & 2 |2 & 3|Closed| Open |Closed|Closed|1 & 2|
|------+------+------+-----+------+------+------+------+-----|
|50iMHz|1 & 2 |2 & 3 |1 & 2| Open | Open |Closed| Open |1 & 2|
|------+------+------+-----+------+------+------+------+-----|
|50MHz |2 & 3 |2 & 3 |1 & 2|Closed| Open |Closed| Open |2 & 3|
|------+------+------+-----+------+------+------+------+-----|
|60MHz |2 & 3 |1 & 2 |2 & 3| Open |Closed| Open | Open |2 & 3|
|------+------+------+-----+------+------+------+------+-----|
|66iMHz|2 & 3 |1 & 2 |2 & 3| Open |Closed|Closed| Open |1 & 2|
|------+------+------+-----+------+------+------+------+-----|
|66MHz |2 & 3 |1 & 2 |2 & 3| Open |Closed| Open |Closed|2 & 3|
|------------------------------------------------------------|
|Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| VESA WAIT STATE CONFIGURATION |
|------------------------------------------------------------|
| Wait states | JP5 |
|-------------------------------+----------------------------|
| 0 wait states | Open |
|-------------------------------+----------------------------|
| 1 wait state | Closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| BUS SPEED CONFIGURATION |
|------------------------------------------------------------|
| CPU speed | JP6 |
|-------------------------------+----------------------------|
| <= 33MHz | Open |
|-------------------------------+----------------------------|
| > 33MHz | Closed |
+------------------------------------------------------------+