KADATCO CO., LTD.
AM-538
Device Type |
Mainboard |
Processor |
CX 6X86/IBM 6X86/CX 686MX/IBM 6X86MX/AM K5/AM K6/Pentium |
Processor Speed |
75/90/100/120/133/150/166/180/200/233MHz |
Chip Set |
VIA |
Video Chip Set |
None |
Maximum Onboard Memory |
256MB (EDO & SDRAM supported) |
Maximum Video Memory |
None |
Cache |
256/512KB |
BIOS |
Award |
Dimensions |
254mm x 218mm |
I/O Options |
32-bit PCI slots (4), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse interface, serial ports (2), USB connector |
NPU Options |
None |
CONNECTIONS | |||
Purpose |
Location |
Purpose |
Location |
Power LED & keylock |
CN1/pins 1 - 5 |
IDE interface 1 |
CN5 |
Speaker |
CN1/pins 7 - 10 |
IDE interface 2 |
CN6 |
IDE interface LED |
CN1/pins 12 & 24 |
Floppy drive interface |
CN7 |
Green PC connector |
CN1/pins 17 & 18 |
Serial port 2 |
CN8 |
Reset switch |
CN1/pins 21 & 22 |
Parallel port |
CN9 |
Serial port 1 |
CN3 |
USB connector |
J3 |
PS/2 mouse interface |
CN4 |
32-bit PCI slots |
PC1 – PC4 |
USER CONFIGURABLE SETTINGS | |||
Function |
Label |
Position | |
» |
CMOS memory normal operation |
JBAT |
Pins 1 & 2 closed |
CMOS memory clear |
JBAT |
Pins 2 & 3 closed | |
» |
Factory configured - do not alter |
JCK4 |
Unidentified |
» |
Factory configured - do not alter |
J1 |
Unidentified |
» |
Factory configured - do not alter |
J2 |
Unidentified |
» |
Factory configured - do not alter |
CN2 |
Unidentified |
SIMM CONFIGURATION | |
Size |
Bank 0 |
4MB |
(2) 512K x 36 |
8MB |
(2) 1M x 36 |
16MB |
(2) 2M x 36 |
32MB |
(2) 4M x 36 |
64MB |
(2) 8M x 36 |
128MB |
(2) 16M x 36 |
256MB |
(2) 32M x 36 |
Note: Board accepts EDO memory. |
DIMM CONFIGURATION | ||
Size |
Bank 1 |
Bank 2 |
8MB |
(1) 1M x 64 |
None |
16MB |
(1) 2M x 64 |
None |
16MB |
(1) 1M x 64 |
(1) 1M x 64 |
24MB |
(1) 2M x 64 |
(1) 1M x 64 |
32MB |
(1) 4M x 64 |
None |
32MB |
(1) 2M x 64 |
(1) 2M x 64 |
40MB |
(1) 4M x 64 |
(1) 1M x 64 |
DIMM CONFIGURATION (CON’T) | ||
Size |
Bank 0 |
Bank 1 |
48MB |
(1) 4M x 64 |
(1) 2M x 64 |
64MB |
(1) 8M x 64 |
None |
64MB |
(1) 4M x 64 |
(1) 4M x 64 |
72MB |
(1) 8M x 64 |
(1) 1M x 64 |
80MB |
(1) 8M x 64 |
(1) 2M x 64 |
96MB |
(1) 8M x 64 |
(1) 4M x 64 |
128MB |
(1) 16M x 64 |
None |
128MB |
(1) 8M x 64 |
(1) 8M x 64 |
136MB |
(1) 16M x 64 |
(1) 1M x 64 |
144MB |
(1) 16M x 64 |
(1) 2M x 64 |
160MB |
(1) 16M x 64 |
(1) 4M x 64 |
192MB |
(1) 16M x 64 |
(1) 8M x 64 |
256MB |
(1) 16M x 64 |
(1) 16M x 64 |
Note: Board accepts SDRAM memory. |
DIMM VOLTAGE CONFIGURATION | |||
Voltage |
JACK1 |
JACK2 | |
» |
3.3v |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
5v |
Pins 2 & 3 closed |
Pins 2 & 3 closed |
CACHE CONFIGURATION |
Note: The location of the 256KB/512KB is unidentified. |
CPU SPEED SELECTION (CX 6X86) | ||||||||
CPU speed |
Clock speed |
Multiplier |
JBF1 |
JBF2 |
JBF3 |
JCK5 |
JCK6 |
JCK7 |
120MHz |
50MHz |
2x |
1 & 2 |
2 & 3 |
Open |
2 & 3 |
2 & 3 |
2 & 3 |
133MHz |
55MHz |
2x |
1 & 2 |
2 & 3 |
Open |
2 & 3 |
2 & 3 |
1 & 2 |
150MHz |
60MHz |
2x |
1 & 2 |
2 & 3 |
Open |
1 & 2 |
2 & 3 |
2 & 3 |
166MHz |
66MHz |
2x |
1 & 2 |
2 & 3 |
Open |
2 & 3 |
1 & 2 |
2 & 3 |
200MHz |
75MHz |
2x |
1 & 2 |
2 & 3 |
Open |
1 & 2 |
2 & 3 |
1 & 2 |
Note: Pins designated should be in the closed position. |
CPU SPEED SELECTION (IBM 6X86) | ||||||||
CPU speed |
Clock speed |
Multiplier |
JBF1 |
JBF2 |
JBF3 |
JCK5 |
JCK6 |
JCK7 |
166MHz |
66MHz |
2.5x |
1 & 2 |
2 & 3 |
Open |
2 & 3 |
1 & 2 |
2 & 3 |
200MHz |
75MHz |
2x |
1 & 2 |
2 & 3 |
Open |
1 & 2 |
2 & 3 |
1 & 2 |
Note: Pins designated should be in the closed position. |
CPU SPEED SELECTION (CX 6X86MX) | ||||||||
CPU speed |
Clock speed |
Multiplier |
JBF1 |
JBF2 |
JBF3 |
JCK5 |
JCK6 |
JCK7 |
166MHz |
60MHz |
2.5x |
1 & 2 |
1 & 2 |
Open |
1 & 2 |
2 & 3 |
2 & 3 |
200MHz |
66MHz |
3x |
1 & 2 |
1 & 2 |
Open |
2 & 3 |
1 & 2 |
2 & 3 |
233MHz |
75MHz |
2.5x |
1 & 2 |
1 & 2 |
Open |
1 & 2 |
2 & 3 |
1 & 2 |
Note: Pins designated should be in the closed position. |
CPU SPEED SELECTION (IBM 6X86MX) | ||||||||
CPU speed |
Clock speed |
Multiplier |
JBF1 |
JBF2 |
JBF3 |
JCK5 |
JCK6 |
JCK7 |
166MHz |
60MHz |
2.5x |
1 & 2 |
1 & 2 |
Open |
1 & 2 |
2 & 3 |
2 & 3 |
200MHz |
66MHz |
3x |
1 & 2 |
1 & 2 |
Open |
2 & 3 |
1 & 2 |
2 & 3 |
Note: Pins designated should be in the closed position. |
CPU SPEED SELECTION (AM K5) | ||||||||
CPU speed |
Clock speed |
Multiplier |
JBF1 |
JBF2 |
JBF3 |
JCK5 |
JCK6 |
JCK7 |
75MHz |
50MHz |
1.5x |
2 & 3 |
2 & 3 |
Open |
2 & 3 |
2 & 3 |
2 & 3 |
90MHz |
60MHz |
1.5x |
2 & 3 |
2 & 3 |
Open |
1 & 2 |
2 & 3 |
2 & 3 |
100MHz |
66MHz |
1.5x |
2 & 3 |
2 & 3 |
Open |
2 & 3 |
1 & 2 |
2 & 3 |
120MHz |
60MHz |
2x |
2 & 3 |
2 & 3 |
Open |
1 & 2 |
2 & 3 |
2 & 3 |
133MHz |
66MHz |
2x |
2 & 3 |
2 & 3 |
Open |
2 & 3 |
1 & 2 |
2 & 3 |
150MHz |
60MHz |
2.5x |
1 & 2 |
2 & 3 |
Open |
1 & 2 |
2 & 3 |
2 & 3 |
166MHz |
66MHz |
2.5x |
1 & 2 |
1 & 2 |
Open |
2 & 3 |
1 & 2 |
2 & 3 |
Note: Pins designated should be in the closed position. |
CPU SPEED SELECTION (AM K6) | ||||||||
CPU speed |
Clock speed |
Multiplier |
JBF1 |
JBF2 |
JBF3 |
JCK5 |
JCK6 |
JCK7 |
166MHz |
66MHz |
2.5x |
1 & 2 |
1 & 2 |
Open |
2 & 3 |
1 & 2 |
2 & 3 |
200MHz |
66MHz |
3x |
2 & 3 |
1 & 2 |
Open |
2 & 3 |
1 & 2 |
2 & 3 |
233MHz |
66MHz |
3.5x |
2 & 3 |
2 & 3 |
Open |
2 & 3 |
1 & 2 |
2 & 3 |
Note: Pins designated should be in the closed position. |
CPU SPEED SELECTION (INTEL) | ||||||||
CPU speed |
Clock speed |
Multiplier |
JBF1 |
JBF2 |
JBF3 |
JCK5 |
JCK6 |
JCK7 |
75MHz |
50MHz |
1.5x |
2 & 3 |
2 & 3 |
Open |
2 & 3 |
2 & 3 |
2 & 3 |
90MHz |
60MHz |
1.5x |
2 & 3 |
2 & 3 |
Open |
1 & 2 |
2 & 3 |
2 & 3 |
100MHz |
66MHz |
1.5x |
2 & 3 |
2 & 3 |
Open |
2 & 3 |
1 & 2 |
2 & 3 |
120MHz |
60MHz |
2x |
1 & 2 |
2 & 3 |
Open |
1 & 2 |
2 & 3 |
2 & 3 |
133MHz |
66MHz |
2x |
1 & 2 |
2 & 3 |
Open |
2 & 3 |
1 & 2 |
2 & 3 |
150MHz |
60MHz |
2.5x |
1 & 2 |
1 & 2 |
Open |
1 & 2 |
2 & 3 |
2 & 3 |
166MHz |
66MHz |
2.5x |
1 & 2 |
1 & 2 |
Open |
2 & 3 |
1 & 2 |
2 & 3 |
180MHz |
60MHz |
3x |
2 & 3 |
1 & 2 |
Open |
1 & 2 |
2 & 3 |
2 & 3 |
200MHz |
66MHz |
3x |
2 & 3 |
1 & 2 |
Open |
2 & 3 |
1 & 2 |
2 & 3 |
Note: Pins designated should be in the closed position. |
CPU SPEED SELECTION (IMTEL MMX) | ||||||||
CPU speed |
Clock speed |
Multiplier |
JBF1 |
JBF2 |
JBF3 |
JCK5 |
JCK6 |
JCK7 |
166MHz |
66MHz |
2.5x |
1 & 2 |
1 & 2 |
Open |
2 & 3 |
1 & 2 |
2 & 3 |
200MHz |
66MHz |
3x |
2 & 3 |
1 & 2 |
Open |
2 & 3 |
1 & 2 |
2 & 3 |
233MHz |
66MHz |
3.5x |
2 & 3 |
2 & 3 |
Open |
2 & 3 |
1 & 2 |
2 & 3 |
Note: Pins designated should be in the closed position. |
CPU VOLTAGE SELECTION | ||||
Voltage |
JCK1 |
JCK2 |
JCK3 | |
1.8v |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
Pins 1 & 2 closed | |
1.9v |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
Pins 1 & 2 closed | |
2.0v |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
Pins 1 & 2 closed | |
2.1v |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
Pins 1 & 2 closed | |
2.2v |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
Pins 1 & 2 closed | |
2.3v |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
Pins 1 & 2 closed | |
2.4v |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
Pins 1 & 2 closed | |
2.5v |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
Pins 1 & 2 closed | |
2.6v |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
Pins 1 & 2 closed | |
2.7v |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
Pins 1 & 2 closed | |
2.8v |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
Pins 1 & 2 closed | |
2.9v |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
Pins 1 & 2 closed | |
3.0v |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
Pins 1 & 2 closed | |
3.1v |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
Pins 1 & 2 closed | |
3.2v |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
Pins 1 & 2 closed | |
» |
3.3v |
Pins 2 & 3 closed |
Pins 2 & 3 closed |
Pins 2 & 3 closed |
3.4v |
Pins 2 & 3 closed |
Pins 2 & 3 closed |
Pins 2 & 3 closed | |
3.5v |
Pins 2 & 3 closed |
Pins 2 & 3 closed |
Pins 2 & 3 closed |
CPU VOLTAGE SELECTION | ||||||
Voltage |
JP1/pins 1 & 2 |
JP1/pins 3 & 4 |
JP1/pins 5 & 6 |
JP1/pins 7 & 8 |
JP1/pins 9 &10 | |
1.8v |
Open |
Open |
Open |
Open |
Open | |
1.9v |
Open |
Open |
Open |
Open |
Closed | |
2.0v |
Open |
Open |
Open |
Closed |
Open | |
2.1v |
Open |
Open |
Open |
Closed |
Closed | |
2.2v |
Open |
Open |
Closed |
Open |
Open | |
2.3v |
Open |
Open |
Closed |
Open |
Closed | |
2.4v |
Open |
Open |
Closed |
Closed |
Open | |
2.5v |
Open |
Open |
Closed |
Closed |
Closed | |
2.6v |
Open |
Closed |
Open |
Open |
Open | |
2.7v |
Open |
Closed |
Open |
Open |
Closed | |
2.8v |
Open |
Closed |
Open |
Closed |
Open | |
2.9v |
Open |
Closed |
Open |
Closed |
Closed | |
3.0v |
Open |
Closed |
Closed |
Open |
Open | |
3.1v |
Open |
Closed |
Closed |
Open |
Closed | |
3.2v |
Open |
Closed |
Closed |
Closed |
Open | |
» |
3.3v |
Open |
Closed |
Closed |
Closed |
Closed |
3.4v |
Closed |
Open |
Open |
Open |
Open | |
3.5v |
Closed |
Open |
Open |
Open |
Closed |