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R418 PCI-486 (VER.2) Motherboard Settings and Configuration |
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M TECHNOLOGY, INC.
R418 PCI-486 (VER.2)
|
Processor |
80486SX/CX486DX/AM486DX(V8T)/80486DX/CX486DX2/ AM486DX2(V8T)/80486DX2/CX486DX4/AM486DX4(V8T)/ AM486DX4(V8B)/80486DX4/P24D/P24T/CX5X86/AM X5 |
|
Processor Speed |
25/33/40/50(internal)/50/66(internal)/80(internal)/100(internal)/ 120(internal)/133(internal)/160(internal)MHz |
|
Chip Set |
SIS |
|
Video Chip Set |
None |
|
Maximum Onboard Memory |
256MB |
|
Maximum Video Memory |
None |
|
Cache |
128/256/512/1024KB |
|
BIOS |
Award |
|
Dimensions |
330mm x 218mm |
|
I/O Options |
Parallel port, serial ports (2), 32-bit PCI slots (3), green PC connector, floppy drive interface, IDE interfaces (2) |
|
NPU Options |
None |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
Serial port 2 |
CN1 |
Turbo switch |
J3 |
|
Serial port 1 |
CN2 |
Turbo LED |
J4 |
|
Parallel port |
CN3 |
Reset switch |
J5 |
|
Floppy drive interface |
CN4 |
Break switch |
J6 |
|
IDE interface 2 |
CN5 |
IDE interface LED |
J7 |
|
IDE interface 1 |
CN6 |
Green PC connector |
J9 |
|
Power LED & keylock |
J1 |
32-bit PCI slots |
PC1 - PC3 |
|
Speaker |
J2 | ||
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Jumper |
Position | |
|
» |
Serial port 1 IRQ select IRQ4 |
JP27 |
Pins 1 & 2, 3 & 4 closed |
|
Serial port 2 IRQ select IRQ3 |
JP27 |
Pins 1 & 2 closed | |
|
» |
Parallel port IRQ select IRQ7 |
JP28 |
Pins 2 & 3 closed |
|
Parallel port IRQ select IRQ5 |
JP28 |
Pins 1 & 2 closed | |
|
» |
CMOS memory normal operation |
JP49 |
Pins 1 & 2 closed |
|
CMOS memory clear |
JP49 |
Pins 2 & 3 closed | |
|
» |
Monitor type select monochrome |
JP51 |
Open |
|
Monitor type select color |
JP51 |
Closed | |
|
DRAM CONFIGURATION | ||||
|
Size |
Bank 0 |
Bank 1 |
Bank 2 |
Bank 3 |
|
1MB |
(4) 256K x 9 |
None |
None |
None |
|
1MB |
None |
None |
(1) 256K x 36 |
None |
|
2MB |
(4) 256K x 9 |
(4) 256K x 9 |
None |
None |
|
2MB |
None |
None |
(1) 256K x 36 |
(1) 256K x 36 |
|
2MB |
None |
None |
(1) 512K x 36 |
None |
|
3MB |
None |
None |
(1) 256K x 36 |
(1) 512K x 36 |
|
3MB |
None |
None |
(1) 512K x 36 |
(1) 256K x 36 |
|
4MB |
(4) 1M x 9 |
None |
None |
None |
|
4MB |
None |
None |
(1) 512K x 36 |
(1) 512K x 36 |
|
4MB |
None |
None |
(1) 1M x 36 |
None |
|
5MB |
(4) 256K x 9 |
(4) 1M x 9 |
None |
None |
|
5MB |
(4) 1M x 9 |
(4) 256K x 9 |
None |
None |
|
5MB |
(4) 256K x 9 |
None |
(1) 1M x 36 |
None |
|
5MB |
None |
None |
(1) 256K x 36 |
(1) 1M x 36 |
|
5MB |
None |
None |
(1) 1M x 36 |
(1) 256K x 36 |
|
6MB |
(4) 1M x 9 |
None |
(1) 256K x 36 |
(1) 256K x 36 |
|
6MB |
None |
None |
(1) 512K x 36 |
(1) 1M x 36 |
|
6MB |
None |
None |
(1) 1M x 36 |
(1) 512K x 36 |
|
7MB |
(4) 256K x 9 |
(4) 256K x 9 |
(1) 1M x 36 |
(1) 256K x 36 |
|
8MB |
(4) 1M x 9 |
(4) 1M x 9 |
None |
None |
|
DRAM CONFIGURATION (CON’T) | ||||
|
Size |
Bank 0 |
Bank 1 |
Bank 2 |
Bank 3 |
|
8MB |
(4) 1M x 9 |
(4) 256K x 9 |
(1) 256K x 36 |
(1) 512K x 36 |
|
8MB |
None |
None |
(1) 1M x 36 |
(1) 1M x 36 |
|
8MB |
None |
None |
(1) 2M x 36 |
None |
|
9MB |
None |
None |
(1) 256K x 36 |
(1) 2M x 36 |
|
9MB |
None |
None |
(1) 2M x 36 |
(1) 256K x 36 |
|
10MB |
None |
None |
(1) 512K x 36 |
(1) 2M x 36 |
|
10MB |
None |
None |
(1) 2M x 36 |
(1) 512K x 36 |
|
11MB |
(4) 256K x 9 |
(4) 1M x 9 |
(1) 1M x 36 |
(1) 512K x 36 |
|
12MB |
None |
None |
(1) 1M x 36 |
(1) 2M x 36 |
|
12MB |
None |
None |
(1) 2M x 36 |
(1) 1M x 36 |
|
13MB |
(4) 1M x 9 |
(4) 1M x 9 |
(1) 256K x 36 |
(1) 1M x 36 |
|
16MB |
(4) 4M x 9 |
None |
None |
None |
|
16MB |
None |
None |
(1) 2M x 36 |
(1) 2M x 36 |
|
16MB |
None |
None |
(1) 4M x 36 |
None |
|
17MB |
(4) 256K x 9 |
(4) 4M x 9 |
None |
None |
|
17MB |
(4) 4M x 9 |
(4) 256K x 9 |
None |
None |
|
17MB |
None |
None |
(1) 256K x 36 |
(1) 4M x 36 |
|
17MB |
None |
None |
(1) 4M x 36 |
(1) 256K x 36 |
|
18MB |
None |
None |
(1) 512K x 36 |
(1) 4M x 36 |
|
18MB |
None |
None |
(1) 4M x 36 |
(1) 512K x 36 |
|
20MB |
(4) 1M x 9 |
(4) 4M x 9 |
None |
None |
|
20MB |
(4) 4M x 9 |
(4) 1M x 9 |
None |
None |
|
20MB |
None |
None |
(1) 1M x 36 |
(1) 4M x 36 |
|
20MB |
None |
None |
(1) 4M x 36 |
(1) 1M x 36 |
|
22MB |
(4) 4M x 9 |
(4) 1M x 9 |
(1) 512K x 36 |
None |
|
24MB |
None |
None |
(1) 2M x 36 |
(1) 4M x 36 |
|
24MB |
None |
None |
(1) 4M x 36 |
(1) 2M x 36 |
|
25MB |
(4) 256K x 9 |
(4) 4M x 9 |
(1) 1M x 36 |
(1) 1M x 36 |
|
25MB |
(4) 256K x 9 |
None |
(1) 4M x 36 |
(1) 2M x 36 |
|
26MB |
(4) 4M x 9 |
None |
(1) 2M x 36 |
(1) 512K x 36 |
|
28MB |
(4) 1M x 9 |
(4) 4M x 9 |
(1) 2M x 36 |
None |
|
29MB |
(4) 1M x 9 |
(4) 4M x 9 |
(1) 256K x 36 |
(1) 2M x 36 |
|
29MB |
(4) 4M x 9 |
(4) 256K x 9 |
(1) 2M x 36 |
(1) 1M x 36 |
|
32MB |
(4) 4M x 9 |
(4) 4M x 9 |
None |
None |
|
32MB |
None |
None |
(1) 4M x 36 |
(1) 4M x 36 |
|
32MB |
None |
None |
(1) 8M x 36 |
None |
|
33MB |
None |
None |
(1) 256K x 36 |
(1) 8M x 36 |
|
33MB |
None |
None |
(1) 8M x 36 |
(1) 256K x 36 |
|
34MB |
(4) 256K x 9 |
(4) 256K x 9 |
(1) 4M x 36 |
(1) 4M x 36 |
|
34MB |
None |
None |
(1) 512K x 36 |
(1) 8M x 36 |
|
34MB |
None |
None |
(1) 8M x 36 |
(1) 512K x 36 |
|
35MB |
(4) 4M x 9 |
(4) 4M x 9 |
(1) 512K x 36 |
(1) 256K x 36 |
|
DRAM CONFIGURATION (CON’T) | ||||
|
Size |
Bank 0 |
Bank 1 |
Bank 2 |
Bank 3 |
|
36MB |
(4) 4M x 9 |
(4) 1M x 9 |
(1) 2M x 36 |
(1) 2M x 36 |
|
36MB |
None |
None |
(1) 1M x 36 |
(1) 8M x 36 |
|
36MB |
None |
None |
(1) 8M x 36 |
(1) 1M x 36 |
|
37MB |
(4) 1M x 9 |
None |
(1) 8M x 36 |
(1) 256K x 36 |
|
39MB |
(4) 1M x 9 |
(4) 256K x 9 |
(1) 8M x 36 |
(1) 512K x 36 |
|
40MB |
None |
None |
(1) 2M x 36 |
(1) 8M x 36 |
|
40MB |
None |
None |
(1) 8M x 36 |
(1) 2M x 36 |
|
41MB |
(4) 1M x 9 |
(4) 256K x 9 |
(1) 1M x 36 |
(1) 8M x 36 |
|
44MB |
(4) 1M x 9 |
(4) 1M x 9 |
(1) 8M x 36 |
(1) 1M x 36 |
|
48MB |
None |
None |
(1) 4M x 36 |
(1) 8M x 36 |
|
48MB |
None |
None |
(1) 8M x 36 |
(1) 4M x 36 |
|
49MB |
(4) 4M x 9 |
None |
(1) 256K x 36 |
(1) 8M x 36 |
|
53MB |
(4) 256K x 9 |
(4) 1M x 9 |
(1) 4M x 36 |
(1) 8M x 36 |
|
56MB |
(4) 4M x 9 |
(4) 4M x 9 |
(1) 2M x 36 |
(1) 4M x 36 |
|
60MB |
(4) 1M x 9 |
(4) 4M x 9 |
(1) 8M x 36 |
(1) 2M x 36 |
|
64MB |
(4) 16M x 9 |
None |
None |
None |
|
64MB |
None |
None |
(1) 8M x 36 |
(1) 8M x 36 |
|
64MB |
None |
None |
(1) 16M x 36 |
None |
|
65MB |
(4) 256K x 9 |
(4) 16M x 9 |
None |
None |
|
65MB |
(4) 16M x 9 |
(4) 256K x 9 |
None |
None |
|
65MB |
None |
None |
(1) 256K x 36 |
(1) 16M x 36 |
|
65MB |
None |
None |
(1) 16M x 36 |
(1) 256K x 36 |
|
66MB |
(4) 256K x 9 |
(4) 16M x 9 |
(1) 256K x 36 |
None |
|
66MB |
None |
None |
(1) 512K x 36 |
(1) 16M x 36 |
|
66MB |
None |
None |
(1) 16M x 36 |
(1) 512K x 36 |
|
68MB |
(4) 1M x 9 |
(4) 16M x 9 |
None |
None |
|
68MB |
(4) 16M x 9 |
(4) 1M x 9 |
None |
None |
|
68MB |
None |
None |
(1) 1M x 36 |
(1) 16M x 36 |
|
68MB |
None |
None |
(1) 16M x 36 |
(1) 1M x 36 |
|
70MB |
(4) 16M x 9 |
None |
(1) 512K x 36 |
(1) 1M x 36 |
|
72MB |
None |
None |
(1) 2M x 36 |
(1) 16M x 36 |
|
72MB |
None |
None |
(1) 16M x 36 |
(1) 2M x 36 |
|
75MB |
(4) 16M x 9 |
(4) 256K x 9 |
(1) 512K x 36 |
(1) 2M x 36 |
|
76MB |
(4) 1M x 9 |
(4) 1M x 9 |
(1) 1M x 36 |
(1) 16M x 36 |
|
77MB |
(4) 1M x 9 |
(4) 16M x 9 |
(1) 2M x 36 |
(1) 256K x 36 |
|
80MB |
(4) 4M x 9 |
(4) 16M x 9 |
None |
None |
|
80MB |
(4) 16M x 9 |
(4) 4M x 9 |
None |
None |
|
80MB |
(4) 4M x 9 |
None |
(1) 8M x 36 |
(1) 8M x 36 |
|
80MB |
None |
None |
(1) 4M x 36 |
(1) 16M x 36 |
|
80MB |
None |
None |
(1) 16M x 36 |
(1) 4M x 36 |
|
81MB |
(4) 16M x 9 |
(4) 256K x 9 |
(1) 4M x 36 |
None |
|
82MB |
(4) 4M x 9 |
(4) 256K x 9 |
(1) 256K x 36 |
(1) 16M x 36 |
|
DRAM CONFIGURATION (CON’T) | ||||
|
Size |
Bank 0 |
Bank 1 |
Bank 2 |
Bank 3 |
|
84MB |
(4) 4M x 9 |
(4) 16M x 9 |
(1) 512K x 36 |
(1) 512K x 36 |
|
85MB |
(4) 1M x 9 |
(4) 16M x 9 |
(1) 256K x 36 |
(1) 4M x 36 |
|
85MB |
(4) 16M x 9 |
(4) 1M x 9 |
(1) 4M x 36 |
(1) 256K x 36 |
|
86MB |
(4) 16M x 9 |
(4) 1M x 9 |
(1) 512K x 36 |
(1) 4M x 36 |
|
96MB |
None |
None |
(1) 8M x 36 |
(1) 16M x 36 |
|
96MB |
None |
None |
(1) 16M x 36 |
(1) 8M x 36 |
|
97MB |
(4) 256K x 9 |
(4) 16M x 9 |
(1) 8M x 36 |
None |
|
97MB |
(4) 4M x 9 |
(4) 4M x 9 |
(1) 16M x 36 |
(1) 256K x 36 |
|
98MB |
(4) 16M x 9 |
(4) 4M x 9 |
(1) 4M x 36 |
(1) 512K x 36 |
|
113MB |
(4) 4M x 9 |
(4) 256K x 9 |
(1) 8M x 36 |
(1) 16M x 36 |
|
114MB |
(4) 16M x 9 |
(4) 4M x 9 |
(1) 512K x 36 |
(1) 8M x 36 |
|
120MB |
(4) 4M x 9 |
(4) 16M x 9 |
(1) 2M x 36 |
(1) 8M x 36 |
|
128MB |
(4) 16M x 9 |
(4) 16M x 9 |
None |
None |
|
128MB |
None |
None |
(1) 16M x 36 |
(1) 16M x 36 |
|
132MB |
(4) 16M x 9 |
None |
(1) 16M x 36 |
(1) 1M x 36 |
|
137MB |
(4) 16M x 9 |
(4) 256K x 9 |
(1) 16M x 36 |
(1) 2M x 36 |
|
148MB |
(4) 16M x 9 |
(4) 16M x 9 |
(1) 4M x 36 |
(1) 1M x 36 |
|
148MB |
(4) 16M x 9 |
(4) 1M x 9 |
(1) 16M x 36 |
(1) 4M x 36 |
|
176MB |
(4) 16M x 9 |
(4) 4M x 9 |
(1) 16M x 36 |
(1) 8M x 36 |
|
194MB |
(4) 16M x 9 |
(4) 16M x 9 |
(1) 512K x 36 |
(1) 16M x 36 |
|
256MB |
(4) 16M x 9 |
(4) 16M x 9 |
(1) 16M x 36 |
(1) 16M x 36 |
|
CACHE CONFIGURATION | |||
|
Size |
Bank 0 |
Bank 1 |
TAG |
|
128KB |
(4) 32K x 8 |
NONE |
(1) 8K x 8 |
|
256KB (A) |
(4) 32K x 8 |
(4) 32K x 8 |
(1) 32K x 8 |
|
256KB (B) |
(4) 64K x 8 |
NONE |
(1) 32K x 8 |
|
512KB (A) |
(4) 64K x 8 |
(4) 64K x 8 |
(1) 32K x 8 |
|
512KB (B) |
(4) 128K x 8 |
NONE |
(1) 32K x 8 |
|
1MB |
(4) 128K x 8 |
(4) 128K x 8 |
(1) 64K x 8 |
|
CACHE JUMPER CONFIGURATION | ||||||
|
Size |
JP5 |
JP6 |
JP7 |
JP8 |
JP9 |
JP10 |
|
128KB |
1 & 2, 4 & 5 |
1 & 2 |
1 & 2 |
Open |
1 & 2 |
1 & 2 |
|
256KB (A) |
2 & 3, 4 & 5 |
2 & 3 |
2 & 3 |
Open |
1 & 2 |
2 & 3 |
|
256KB (B) |
1 & 2, 3 & 4 |
1 & 2 |
1 & 2 |
Open |
1 & 2 |
2 & 3 |
|
512KB (A) |
2 & 3, 4 & 5 |
2 & 3 |
2 & 3 |
Open |
2 & 3 |
2 & 3 |
|
512KB (B) |
1 & 2, 4 & 5 |
1 & 2 |
1 & 2 |
Open |
2 & 3 |
2 & 3 |
|
1MB |
2 & 3, 4 & 5 |
2 & 3 |
2 & 3 |
Open |
2 & 3 |
2 & 3 |
|
Note: Pins designated should be in the closed position. | ||||||
|
CPU SPEED SELECTION | ||||
|
Speed |
JP25 |
JP38 |
JP39 |
JP40 |
|
25MHz |
Pins 1 & 2 closed |
Open |
Open |
Open |
|
33MHz |
Pins 1 & 2 closed |
Closed |
Closed |
Open |
|
40MHz |
Pins 1 & 2 closed |
Closed |
Open |
Open |
|
50iMHz |
Pins 1 & 2 closed |
Open |
Open |
Open |
|
50MHz |
Pins 2 & 3 closed |
Open |
Closed |
Open |
|
66iMHz |
Pins 1 & 2 closed |
Closed |
Closed |
Open |
|
80iMHz |
Pins 1 & 2 closed |
Closed |
Open |
Open |
|
100iMHz |
Pins 1 & 2 closed |
Closed |
Closed |
Open |
|
120iMHz |
Pins 1 & 2 closed |
Closed |
Open |
Open |
|
133iMHz |
Pins 1 & 2 closed |
Closed |
Closed |
Open |
|
160iMHz |
Pins 1 & 2 closed |
Closed |
Open |
Open |
|
CPU TYPE SELECTION | |||||
|
Type |
JP12 |
JP13 |
JP14 |
JP15 |
JP16 |
|
80486SX |
2 & 3 |
Open |
2 & 3 |
Open |
3 & 4 |
|
CX486DX(3.45v) |
2 & 3 |
2 & 3 |
1 & 2 |
2 & 3 |
2 & 3 |
|
CX486DX(5v) |
2 & 3 |
2 & 3 |
1 & 2 |
2 & 3 |
2 & 3 |
|
AM486DX(V8T) |
2 & 3 |
2 & 3 |
2 & 3 |
Open |
3 & 4 |
|
80486DX |
2 & 3 |
2 & 3 |
2 & 3 |
Open |
3 & 4 |
|
CX486DX2(3.45v) |
2 & 3 |
2 & 3 |
1 & 2 |
2 & 3 |
2 & 3 |
|
CX486DX2(5v) |
2 & 3 |
2 & 3 |
1 & 2 |
2 & 3 |
2 & 3 |
|
AM486DX2(V8T) |
2 & 3 |
2 & 3 |
2 & 3 |
Open |
3 & 4 |
|
80486DX2 |
2 & 3 |
2 & 3 |
2 & 3 |
Open |
3 & 4 |
|
CX486DX4(3.45v) |
2 & 3 |
2 & 3 |
1 & 2 |
2 & 3 |
2 & 3 |
|
CX486DX4(5v) |
2 & 3 |
2 & 3 |
1 & 2 |
2 & 3 |
2 & 3 |
|
AM486DX4(V8T) |
2 & 3 |
2 & 3 |
2 & 3 |
Open |
3 & 4 |
|
AM486DX4-100(V8B) |
1 & 2 |
2 & 3 |
2 & 3 |
Open |
1 & 2, 3 & 4 |
|
AM486DX4-100(V8T) |
2 & 3 |
2 & 3 |
2 & 3 |
Open |
3 & 4 |
|
AM486DX4-120(V8B) |
1 & 2 |
2 & 3 |
2 & 3 |
Open |
1 & 2, 3 & 4 |
|
AM486DX4-120(V8T) |
2 & 3 |
2 & 3 |
2 & 3 |
Open |
3 & 4 |
|
AM486DX4-133(V8T) |
2 & 3 |
2 & 3 |
2 & 3 |
Open |
3 & 4 |
|
80486DX4 |
2 & 3 |
2 & 3 |
2 & 3 |
Open |
3 & 4 |
|
P24D |
1 & 2 |
2 & 3 |
2 & 3 |
Open |
1 & 2, 3 & 4 |
|
P24T |
1 & 2 |
1 & 2 |
2 & 3 |
1 & 2 |
3 & 4 |
|
CX5X86-100 |
2 & 3 |
2 & 3 |
2 & 3 |
Open |
1 & 2, 3 & 4 |
|
CX5X86-120 |
2 & 3 |
2 & 3 |
2 & 3 |
Open |
1 & 2, 3 & 4 |
|
CX5X86-133 |
2 & 3 |
2 & 3 |
2 & 3 |
Open |
1 & 2, 3 & 4 |
|
AM X5-133 |
1 & 2 |
2 & 3 |
2 & 3 |
Open |
1 & 2, 3 & 4 |
|
AM X5-160 |
1 & 2 |
2 & 3 |
2 & 3 |
Open |
1 & 2, 3 & 4 |
|
Note: Pins designated should be in the closed position. | |||||
|
CPU TYPE SELECTION (CON’T) | ||||
|
Type |
JP17 |
JP18 |
JP19 |
JP20 |
|
80486SX |
3 & 4 |
Open |
Open |
Open |
|
CX486DX(3.45v) |
2 & 3, 4 & 5 |
Open |
Open |
Open |
|
CX486DX(5v) |
2 & 3 |
Open |
Open |
Open |
|
AM486DX(V8T) |
3 & 4 |
2 & 3 |
Open |
Open |
|
80486DX |
3 & 4 |
2 & 3 |
Open |
Open |
|
CX486DX2(3.45v) |
2 & 3, 4 & 5 |
Open |
Open |
Open |
|
CX486DX2(5v) |
2 & 3 |
Open |
Open |
Open |
|
AM486DX2(V8T) |
3 & 4 |
2 & 3 |
Open |
Open |
|
80486DX2 |
3 & 4 |
2 & 3 |
Open |
Open |
|
CX486DX4(3.45v) |
2 & 3, 4 & 5 |
Open |
Open |
Open |
|
CX486DX4(5v) |
2 & 3 |
Open |
Open |
Open |
|
AM486DX4(V8T) |
3 & 4 |
2 & 3 |
Open |
Open |
|
AM486DX4-100(V8B) |
1 & 2, 3 & 4 |
1 & 2 |
Open |
1 & 2 |
|
AM486DX4-100(V8T) |
3 & 4 |
Open |
Open |
Open |
|
AM486DX4-120(V8B) |
1 & 2, 3 & 4 |
1 & 2 |
Open |
1 & 2 |
|
AM486DX4-120(V8T) |
3 & 4 |
Open |
Open |
Open |
|
AM486DX4-133(V8T) |
3 & 4 |
2 & 3 |
Open |
Open |
|
80486DX4 |
3 & 4 |
2 & 3 |
Open |
Open |
|
P24D |
1 & 2 |
1 & 2 |
Open |
1 & 2 |
|
P24T |
1 & 2 |
Open |
Open |
Open |
|
CX5X86-100 |
1 & 2, 3 & 4 |
1 & 2 |
Open |
1 & 2 |
|
CX5X86-120 |
1 & 2, 3 & 4 |
1 & 2 |
Open |
1 & 2 |
|
CX5X86-133 |
1 & 2, 3 & 4 |
1 & 2 |
2 & 3 |
1 & 2 |
|
AM X5-133 |
1 & 2, 3 & 4 |
1 & 2 |
2 & 3 |
1 & 2 |
|
AM X5-160 |
1 & 2, 3 & 4 |
1 & 2 |
2 & 3 |
1 & 2 |
|
Note: Pins designated should be in the closed position. | ||||
|
CPU TYPE SELECTION (CON’T) | ||||
|
Type |
JP21 |
JP22 |
JP23 |
JP24 |
|
80486SX |
Open |
2 & 3 |
4 & 5 |
Open |
|
CX486DX(3.45v) |
Open |
1 & 2, 3 & 4 |
2 & 3 |
Open |
|
CX486DX(5v) |
Open |
1 & 2, 3 & 4 |
2 & 3 |
Open |
|
AM486DX(V8T) |
Open |
1 & 2, 3 & 4 |
4 & 5 |
Open |
|
80486DX |
Open |
1 & 2, 3 & 4 |
4 & 5 |
Open |
|
CX486DX2(3.45v) |
Open |
1 & 2, 3 & 4 |
2 & 3 |
Open |
|
CX486DX2(5v) |
Open |
1 & 2, 3 & 4 |
2 & 3 |
Open |
|
AM486DX2(V8T) |
Open |
1 & 2, 3 & 4 |
4 & 5 |
Open |
|
80486DX2 |
Open |
1 & 2, 3 & 4 |
4 & 5 |
Open |
|
CX486DX4(3.45v) |
Open |
1 & 2, 3 & 4 |
2 & 3 |
Open |
|
CX486DX4(5v) |
Open |
1 & 2, 3 & 4 |
2 & 3 |
Open |
|
AM486DX4(V8T) |
Open |
1 & 2, 3 & 4 |
4 & 5 |
Open |
|
AM486 | ||||