KADATCO CO., LTD.
AM-548
Device Type |
Mainboard |
Processor |
CX 6X86L/CX M2/IBM6X86L/IBM M2/AM K6/Pentium |
Processor Speed |
75/90/100/120/133/150/166/180/200/233MHz |
Chip Set |
Intel |
Video Chip Set |
Unidentified |
Maximum Onboard Memory |
384MB (EDO & SDRAM supported) Unified Memory Architecture (UMA) |
Cache |
512KB |
BIOS |
Unidentified |
Dimensions |
330mm x 218mm |
I/O Options |
32-bit PCI slots (5), floppy drive interface, green PC connector, IDE interfaces (2), parallel port, PS/2 mouse interface, serial ports (2), IR connector, USB connector, ATX power connector |
NPU Options |
None |
CONNECTIONS | |||
Purpose |
Location |
Purpose |
Location |
ATX power connector |
ATX |
IR connector |
IR1 |
Serial port 1 |
CN1 |
Speaker |
J3/pins 1, 3, 5, 7 |
Serial port 2 |
CN2 |
Power LED & keylock |
J3/pins 2, 4, 6, 8, 10 |
Parallel port |
CN3 |
Turbo LED |
J3/pins 13 & 14 |
Floppy drive interface |
CN4 |
IDE interface LED |
J3/pins 15 & 16 |
IDE interface 1 |
CN5 |
Reset switch |
J3/pins 17 & 18 |
IDE interface 2 |
CN6 |
Green PC LED |
J3/pins 19 & 20 |
PS/2 mouse interface |
CN7 |
Green PC connector |
J3/pins 21 & 22 |
VGA interface |
CN8 |
32-bit PCI slots |
PC1 PC4 |
Soft off power supply |
J1 |
USB connector |
USB |
Chassis fan power |
J2 |
USER CONFIGURABLE SETTINGS | |||
Function |
Label |
Position | |
|
CMOS memory normal operation |
JP2 |
Pins 1 & 2 closed |
CMOS memory clear |
JP2 |
Pins 2 & 3 closed | |
On board video enabled |
JP3 |
Pins 2 & 3 closed | |
On board video disabled |
JP3 |
Pins 1 & 2 closed | |
PCI clock speed select CPU CLK/2 |
JP5D |
Pins 1 & 2 closed | |
PCI clock speed select CPU CLK = 33MHz |
JP5D |
Pins 2 & 3 closed |
SIMM CONFIGURATION | ||
Size |
Bank 0 |
Bank 1 |
8MB |
(2) 1M x 36 |
None |
16MB |
(2) 2M x 36 |
None |
16MB |
(2) 1M x 36 |
(2) 1M x 36 |
24MB |
(2) 2M x 36 |
(2) 1M x 36 |
32MB |
(2) 4M x 36 |
None |
32MB |
(2) 2M x 36 |
(2) 2M x 36 |
40MB |
(2) 4M x 36 |
(2) 1M x 36 |
48MB |
(2) 4M x 36 |
(2) 2M x 36 |
64MB |
(2) 8M x 36 |
None |
64MB |
(2) 4M x 36 |
(2) 4M x 36 |
72MB |
(2) 8M x 36 |
(2) 1M x 36 |
80MB |
(2) 8M x 36 |
(2) 2M x 36 |
96MB |
(2) 8M x 36 |
(2) 4M x 36 |
SIMM CONFIGURATION (CONT) | ||
Size |
Bank 0 |
Bank 1 |
128MB |
(2) 8M x 36 |
(2) 8M x 36 |
128MB |
(2) 16M x 36 |
None |
136MB |
(2) 16M x 36 |
(2) 1M x 36 |
144MB |
(2) 16M x 36 |
(2) 2M x 36 |
160MB |
(2) 16M x 36 |
(2) 4M x 36 |
192MB |
(2) 16M x 36 |
(2) 8M x 36 |
256MB |
(2) 16M x 36 |
(2) 16M x 36 |
Note: Board accepts EDO memory. It Is not recommended to install DIMMs & SIMMs at the same time. |
DIMM CONFIGURATION | ||
Size |
Bank 0 |
Bank 1 |
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 |
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) 8M x 64 |
(1) 8M x 64 |
Note: Board accepts SDRAM memory. For maximum memory of 384MB, fully populate all 4 banks. |
DIMM/SIMM VOLTAGE CONFIGURATION | ||
Voltage |
JP4A |
JP4B |
3.3v |
Pins 2 & 3 closed |
Pins 2 & 3 closed |
5v |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
CACHE CONFIGURATION | |
Size |
Bank 0 |
512KB |
(2) 64K x 32 |
CPU SPEED SELECTION (CX 6X86L) | |||||||
CPU speed |
Clock speed |
Multiplier |
JP5A |
JP5B |
JP5C |
JP7A |
JP7B |
120MHz |
50MHz |
2x |
2 & 3 |
2 & 3 |
2 & 3 |
2 & 3 |
1 & 2 |
133MHz |
55MHz |
2x |
1 & 2 |
2 & 3 |
2 & 3 |
2 & 3 |
1 & 2 |
150MHz |
60MHz |
2x |
2 & 3 |
2 & 3 |
1 & 2 |
2 & 3 |
1 & 2 |
166MHz |
66MHz |
2x |
2 & 3 |
1 & 2 |
2 & 3 |
2 & 3 |
1 & 2 |
200MHz |
75MHz |
2x |
1 & 2 |
2 & 3 |
1 & 2 |
2 & 3 |
1 & 2 |
Note: Pins designated should be in the closed position. |
CPU SPEED SELECTION (IBM 6X86L) | |||||||
CPU speed |
Clock speed |
Multiplier |
JP5A |
JP5B |
JP5C |
JP7A |
JP7B |
120MHz |
50MHz |
2x |
2 & 3 |
2 & 3 |
2 & 3 |
2 & 3 |
1 & 2 |
133MHz |
55MHz |
2x |
1 & 2 |
2 & 3 |
2 & 3 |
2 & 3 |
1 & 2 |
150MHz |
60MHz |
2x |
2 & 3 |
2 & 3 |
1 & 2 |
2 & 3 |
1 & 2 |
166MHz |
66MHz |
2x |
2 & 3 |
1 & 2 |
2 & 3 |
2 & 3 |
1 & 2 |
200MHz |
75MHz |
2x |
1 & 2 |
2 & 3 |
1 & 2 |
2 & 3 |
1 & 2 |
Note: Pins designated should be in the closed position. |
CPU SPEED SELECTION (CX M2) | |||||||
CPU speed |
Clock speed |
Multiplier |
JP5A |
JP5B |
JP5C |
JP7A |
JP7B |
166MHz |
66MHz |
2.5x |
2 & 3 |
1 & 2 |
2 & 3 |
2 & 3 |
2 & 3 |
200MHz |
66MHz |
3x |
2 & 3 |
1 & 2 |
2 & 3 |
1 & 2 |
2 & 3 |
233MHz |
66MHz |
3x |
2 & 3 |
1 & 2 |
2 & 3 |
1 & 2 |
2 & 3 |
Note: Pins designated should be in the closed position. |
CPU SPEED SELECTION (IBM M2) | |||||||
CPU speed |
Clock speed |
Multiplier |
JP5A |
JP5B |
JP5C |
JP7A |
JP7B |
166MHz |
66MHz |
2.5x |
2 & 3 |
1 & 2 |
2 & 3 |
2 & 3 |
2 & 3 |
200MHz |
66MHz |
3x |
2 & 3 |
1 & 2 |
2 & 3 |
1 & 2 |
2 & 3 |
233MHz |
66MHz |
3x |
2 & 3 |
1 & 2 |
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 |
JP3A |
JP3B |
JP3C |
JP8A |
JP8B |
75MHz |
50MHz |
1.5x |
2 & 3 |
2 & 3 |
2 & 3 |
1 & 2 |
1 & 2 |
90MHz |
60MHz |
1.5x |
2 & 3 |
2 & 3 |
1 & 2 |
1 & 2 |
1 & 2 |
100MHz |
66MHz |
1.5x |
2 & 3 |
1 & 2 |
2 & 3 |
1 & 2 |
1 & 2 |
120MHz |
60MHz |
2x |
2 & 3 |
2 & 3 |
1 & 2 |
2 & 3 |
1 & 2 |
133MHz |
66MHz |
2x |
2 & 3 |
1 & 2 |
2 & 3 |
2 & 3 |
1 & 2 |
150MHz |
60MHz |
2.5x |
2 & 3 |
2 & 3 |
1 & 2 |
2 & 3 |
2 & 3 |
166MHz |
66MHz |
2.5x |
2 & 3 |
1 & 2 |
2 & 3 |
2 & 3 |
2 & 3 |
Note: Pins designated should be in the closed position. |
CPU SPEED SELECTION (AM K6) | |||||||
CPU speed |
Clock speed |
Multiplier |
JP5A |
JP5B |
JP5C |
JP7A |
JP7B |
166MHz |
66MHz |
2.5x |
2 & 3 |
1 & 2 |
2 & 3 |
2 & 3 |
2 & 3 |
200MHz |
66MHz |
3x |
2 & 3 |
1 & 2 |
2 & 3 |
1 & 2 |
2 & 3 |
233MHz |
66MHz |
3.5x |
2 & 3 |
1 & 2 |
2 & 3 |
1 & 2 |
1 & 2 |
Note: Pins designated should be in the closed position. |
CPU SPEED SELECTION (INTEL) | |||||||
CPU speed |
Clock speed |
Multiplier |
JP3A |
JP3B |
JP3C |
JP8A |
JP8B |
75MHz |
50MHz |
1.5x |
2 & 3 |
2 & 3 |
2 & 3 |
1 & 2 |
1 & 2 |
90MHz |
60MHz |
1.5x |
2 & 3 |
2 & 3 |
1 & 2 |
1 & 2 |
1 & 2 |
100MHz |
66MHz |
1.5x |
2 & 3 |
1 & 2 |
2 & 3 |
1 & 2 |
1 & 2 |
120MHz |
60MHz |
2x |
2 & 3 |
2 & 3 |
1 & 2 |
2 & 3 |
1 & 2 |
133MHz |
66MHz |
2x |
2 & 3 |
1 & 2 |
2 & 3 |
2 & 3 |
1 & 2 |
150MHz |
60MHz |
2.5x |
2 & 3 |
2 & 3 |
1 & 2 |
2 & 3 |
2 & 3 |
166MHz |
66MHz |
2.5x |
2 & 3 |
1 & 2 |
2 & 3 |
2 & 3 |
2 & 3 |
180MHz |
60MHz |
3x |
2 & 3 |
2 & 3 |
1 & 2 |
1 & 2 |
2 & 3 |
200MHz |
66MHz |
3x |
2 & 3 |
1 & 2 |
2 & 3 |
1 & 2 |
2 & 3 |
Note: Pins designated should be in the closed position. |
CPU SPEED SELECTION (INTEL MMX) | |||||||
CPU speed |
Clock speed |
Multiplier |
JP5A |
JP5B |
JP5C |
JP7A |
JP7B |
166MHz |
66MHz |
2.5x |
2 & 3 |
1 & 2 |
2 & 3 |
2 & 3 |
2 & 3 |
200MHz |
66MHz |
3x |
2 & 3 |
1 & 2 |
2 & 3 |
1 & 2 |
2 & 3 |
233MHz |
66MHz |
3.5x |
2 & 3 |
1 & 2 |
2 & 3 |
1 & 2 |
1 & 2 |
Note: Pins designated should be in the closed position. |
CPU TYPE SELECTION | ||
Type |
JP8A |
JP8B |
P54C |
Pins 2 & 3 closed |
Pins 2 & 3 closed |
IDT C6 |
Pins 2 & 3 closed |
Pins 2 & 3 closed |
CX M2 |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
AM K6 |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
CX 6X86L |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
IBM 6X86L |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
P55C |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
CPU VOLTAGE SELECTION | |||||
Voltage |
JP6A |
JP6B |
JP6C |
JP6D |
JP6E |
2.5v |
Open |
Open |
Open |
Open |
Open |
2.8v |
Open |
Open |
Open |
Open |
Closed |
2.9v |
Open |
Open |
Open |
Closed |
Open |
3.2v |
Open |
Open |
Closed |
Open |
Open |
3.3v |
Open |
Closed |
Open |
Open |
Open |
3.5v |
Closed |
Open |
Open |
Open |
Open |