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# CHAINTECH COMPUTER COMPANY, LTD.
586SEM0.1
Processor Pentium
Processor 75/90/100/120/133/150MHz
Speed
Chip Set SIS
Max. Onboard 128MB
DRAM
Cache 256/512/1024KB
BIOS Award
Dimensions 275mm x 220mm
I/O Options 32-bit PCI slots (4), floppy drive interface,
green PC connector, IDE interfaces (2), parallel
port, serial ports (2), VRM module connector,
cache slot
NPU Options None
(IMG) IMG 1
+------------------------------------------------------------+
| CONNECTIONS |
|------------------------------------------------------------|
| Purpose | Location | Purpose | Location |
|-------------------+----------+------------------+----------|
| VRM module | CN1 | Turbo switch | J12 |
| connector | | | |
|-------------------+----------+------------------+----------|
| Serial port 1 | J4 | Power LED & | J13 |
| | | keylock | |
|-------------------+----------+------------------+----------|
| Serial port 2 | J5 | Speaker | J15 |
|-------------------+----------+------------------+----------|
| Floppy drive | J6 | Reset switch | J16 |
| interface | | | |
|-------------------+----------+------------------+----------|
| Parallel port | J7 | Turbo LED | J17 |
|-------------------+----------+------------------+----------|
| IDE interface 1 | J8 | IDE interface | J18 |
| | | LED | |
|-------------------+----------+------------------+----------|
| IDE interface 2 | J9 | 32-bit PCI slots | PC1 - |
| | | | PC4 |
|-------------------+----------+------------------+----------|
| Green PC LED | J10 | Cache slot | SL1 |
|-------------------+----------+------------------+----------|
| Green PC | J11 | | |
| connector | | | |
+------------------------------------------------------------+
+------------------------------------------------------------+
| USER CONFIGURABLE SETTINGS |
|------------------------------------------------------------|
| Function | Jumper | Position |
|----------------------------------+--------+----------------|
| | VRM on board regulator | CN1 | Open |
| | disabled | | |
|---+------------------------------+--------+----------------|
| | VRM on board regulator | CN1 | pins 6 & 7, 21 |
| | enabled | | & 22 closed |
|---+------------------------------+--------+----------------|
| | PCI clock select SYSCLCK/2 | JP8 | Open |
|---+------------------------------+--------+----------------|
| | PCI clock select 33MHz | JP8 | Closed |
|---+------------------------------+--------+----------------|
| | Cache type select | JP12 | pins 1 & 2 |
| | asynchronous | | closed |
|---+------------------------------+--------+----------------|
| | Cache type select | JP12 | pins 2 & 3 |
| | synchronous pipeline burst | | closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 |
|------------------+--------------------+--------------------|
| 2MB | (2) 256K x 36 | NONE |
|------------------+--------------------+--------------------|
| 2MB | NONE | (2) 256K x 36 |
|------------------+--------------------+--------------------|
| 4MB | (2) 512K x 36 | NONE |
|------------------+--------------------+--------------------|
| 4MB | NONE | (2) 512K x 36 |
|------------------+--------------------+--------------------|
| 4MB | (2) 256K x 36 | (2) 256K x 36 |
|------------------+--------------------+--------------------|
| 6MB | (2) 256K x 36 | (2) 512K x 36 |
|------------------+--------------------+--------------------|
| 6MB | (2) 512K x 36 | (2) 256K x 36 |
|------------------+--------------------+--------------------|
| 8MB | (2) 1M x 36 | NONE |
|------------------+--------------------+--------------------|
| 8MB | NONE | (2) 1M x 36 |
|------------------+--------------------+--------------------|
| 8MB | (2) 512K x 36 | (2) 512K x 36 |
|------------------+--------------------+--------------------|
| 10MB | (2) 256K x 36 | (2) 1M x 36 |
|------------------+--------------------+--------------------|
| 10MB | (2) 1M x 36 | (2) 256K x 36 |
|------------------+--------------------+--------------------|
| 12MB | (2) 512K x 36 | (2) 1M x 36 |
|------------------+--------------------+--------------------|
| 12MB | (2) 1M x 36 | (2) 512K x 36 |
|------------------+--------------------+--------------------|
| 16MB | (2) 2M x 36 | NONE |
|------------------+--------------------+--------------------|
| 16MB | NONE | (2) 2M x 36 |
|------------------+--------------------+--------------------|
| 16MB | (2) 1M x 36 | (2) 1M x 36 |
|------------------+--------------------+--------------------|
| 18MB | (2) 256K x 36 | (2) 2M x 36 |
|------------------+--------------------+--------------------|
| 18MB | (2) 2M x 36 | (2) 256K x 36 |
|------------------+--------------------+--------------------|
| 20MB | (2) 512K x 36 | (2) 2M x 36 |
|------------------+--------------------+--------------------|
| 20MB | (2) 2M x 36 | (2) 512K x 36 |
|------------------+--------------------+--------------------|
| 24MB | (2) 1M x 36 | (2) 2M x 36 |
|------------------+--------------------+--------------------|
| 24MB | (2) 2M x 36 | (2) 1M x 36 |
|------------------+--------------------+--------------------|
| 32MB | (2) 4M x 36 | NONE |
|------------------+--------------------+--------------------|
| 32MB | NONE | (2) 4M x 36 |
|------------------+--------------------+--------------------|
| 32MB | (2) 2M x 36 | (2) 2M x 36 |
|------------------+--------------------+--------------------|
| 34MB | (2) 256K x 36 | (2) 4M x 36 |
|------------------+--------------------+--------------------|
| 34MB | (2) 4M x 36 | (2) 256K x 36 |
|------------------+--------------------+--------------------|
| 36MB | (2) 512K x 36 | (2) 4M x 36 |
|------------------+--------------------+--------------------|
| 36MB | (2) 4M x 36 | (2) 512K x 36 |
|------------------+--------------------+--------------------|
| 40MB | (2) 1M x 36 | (2) 4M x 36 |
|------------------+--------------------+--------------------|
| 40MB | (2) 4M x 36 | (2) 1M x 36 |
|------------------+--------------------+--------------------|
| 48MB | (2) 2M x 36 | (2) 4M x 36 |
|------------------+--------------------+--------------------|
| 48MB | (2) 4M x 36 | (2) 2M x 36 |
|------------------+--------------------+--------------------|
| 64MB | (2) 8M x 36 | NONE |
+------------------------------------------------------------+
+------------------------------------------------------------+
| DRAM CONFIGURATION (CON’T) |
|------------------------------------------------------------|
| Size | Bank 0 | Bank 1 |
|------------------+--------------------+--------------------|
| 64MB | NONE | (2) 8M x 36 |
|------------------+--------------------+--------------------|
| 64MB | (2) 4M x 36 | (2) 4M x 36 |
|------------------+--------------------+--------------------|
| 66MB | (2) 256K x 36 | (2) 8M x 36 |
|------------------+--------------------+--------------------|
| 66MB | (2) 8M x 36 | (2) 256K x 36 |
|------------------+--------------------+--------------------|
| 68MB | (2) 512K x 36 | (2) 8M x 36 |
|------------------+--------------------+--------------------|
| 68MB | (2) 8M x 36 | (2) 512K x 36 |
|------------------+--------------------+--------------------|
| 72MB | (2) 1M x 36 | (2) 8M x 36 |
|------------------+--------------------+--------------------|
| 72MB | (2) 8M x 36 | (2) 1M x 36 |
|------------------+--------------------+--------------------|
| 80MB | (2) 2M x 36 | (2) 8M x 36 |
|------------------+--------------------+--------------------|
| 80MB | (2) 8M x 36 | (2) 2M x 36 |
|------------------+--------------------+--------------------|
| 96MB | (2) 4M x 36 | (2) 8M x 36 |
|------------------+--------------------+--------------------|
| 96MB | (2) 8M x 36 | (2) 4M x 36 |
|------------------+--------------------+--------------------|
| 128MB | (2) 8M x 36 | (2) 8M x 36 |
|------------------------------------------------------------|
| Note: Board will accept x 32 SIMMs also. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE CONFIGURATION |
|------------------------------------------------------------|
| Size | Bank 0 | TAG | SL1 |
|-----------+---------------+---------------+----------------|
| 256KB | (8) 32K x 8 | (1) 8K x 8 | Not installed |
|-----------+---------------+---------------+----------------|
| 256KB | NONE | NONE | Installed |
|-----------+---------------+---------------+----------------|
| 512KB | (8) 64K x 8 | (1) 32K x 8 | Not installed |
|-----------+---------------+---------------+----------------|
| 512KB | NONE | NONE | Installed |
|-----------+---------------+---------------+----------------|
| 1MB | (8) 128K x 8 | (1) 32K x 8 | Not installed |
|------------------------------------------------------------|
| Note: If SL1 Is used, remove cache from Bank 0 and TAG. |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE JUMPER CONFIGURATION |
|------------------------------------------------------------|
| Size | JP13 | JP14 |
|------------------+--------------------+--------------------|
| 256KB | pins 1 & 2 closed | pins 1 & 2 closed |
|------------------+--------------------+--------------------|
| 512KB | pins 1 & 2 closed | pins 2 & 3 closed |
|------------------+--------------------+--------------------|
| 1MB | pins 2 & 3 closed | pins 2 & 3 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CACHE TYPE CONFIGURATION |
|------------------------------------------------------------|
| Type | JP11 |
|----------------------------+-------------------------------|
| Mixed cache | pins 1 & 5, 2 & 6 closed |
|----------------------------+-------------------------------|
| 3.3v cache | pins 3 & 7, 4 & 8 closed |
+------------------------------------------------------------+
+------------------------------------------------------------+
| CPU SPEED CONFIGURATION |
|------------------------------------------------------------|
| Speed |Voltage | JP9 | JP10 | JP18 | JP19 | JP20 |
|--------+--------+--------+--------+-------+--------+-------|
| 75MHz | 3.3v | Closed | Closed | 1 & 2 | Open | Open |
|--------+--------+--------+--------+-------+--------+-------|
| 90MHz | 3.3v | Closed | Open | 1 & 2 | Open | Open |
|--------+--------+--------+--------+-------+--------+-------|
| 90MHz | 3.4v | Closed | Open | 3 & 4 | Open | Open |
|--------+--------+--------+--------+-------+--------+-------|
| 90MHz | 3.5v | Closed | Open | 5 & 6 | Open | Open |
|--------+--------+--------+--------+-------+--------+-------|
| 100MHz | 3.5v | Open | Closed | 5 & 6 | Open | Open |
|--------+--------+--------+--------+-------+--------+-------|
| 120MHz | 3.5v | Closed | Open | 5 & 6 | Closed | Open |
|--------+--------+--------+--------+-------+--------+-------|
| 133MHz | 3.5v | Open | Closed | 5 & 6 | Closed | Open |
|--------+--------+--------+--------+-------+--------+-------|
| 150MHz | 3.5v | Closed | Open | 5 & 6 | Closed |Closed |
|------------------------------------------------------------|
|Note: Pins designated should be in the closed position. |
+------------------------------------------------------------+