CHICONY, INC.
CH-471A (VER. 3)
|
Processor |
CX486S/80486SX/SL80486SX/80486SX2/SL80486SX2/UMCU5S/ CX486DX/AM486DX/80486DX/SL80486DX/CX486DX2/CX486DX2V/ AM486DX2/80486DX2/SL80486DX2/AM486DX4/80486DX4/P24D/ P24T/CXM9 |
|
Processor Speed |
20/25/33/40/50(internal)/50/66(internal)/75(internal)/83(internal)/ 100(internal)MHz |
|
Chip Set |
SIS |
|
Video Chip Set |
None |
|
Maximum Onboard Memory |
128MB |
|
Maximum Video Memory |
None |
|
Cache |
32/64/128/256/512/1024KB |
|
BIOS |
Award |
|
Dimensions |
254mm x 218mm |
|
I/O Options |
32-bit VESA local bus slots (3), green PC connectors (2) |
|
NPU Options |
None |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
Reset switch |
J3 |
Speaker |
J8 |
|
Green PC connector |
J4 |
External battery |
JP19 |
|
Turbo switch |
J5 |
Green PC connector |
JP38 |
|
Turbo LED |
J6 |
Green PC connector |
JP39 |
|
Power LED & keylock |
J7 |
32-bit VESA local bus slots |
PC1 - PC3 |
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Label |
Position | |
|
Clock down control by STOPCLK control (80486DX4) |
JP6 |
Pins 1 & 2 closed | |
|
Clock down control by SMOUT0 control (all other CPUs) |
JP6 |
Pins 2 & 3 closed | |
|
|
CMOS memory normal operation |
JP7 |
Pins 1 & 2 closed |
|
CMOS memory clear |
JP7 |
Pins 2 & 3 closed | |
|
Monitor type select color |
JP45 |
Closed | |
|
Monitor type select monochrome |
JP45 |
Open | |
|
DRAM CONFIGURATION | ||||
|
Size |
Bank 0 |
Bank 1 |
Bank 2 |
Bank 3 |
|
1MB |
(1) 256K x 36 |
None |
None |
None |
|
2MB |
(1) 512K x 36 |
None |
None |
None |
|
2MB |
(1) 256K x 36 |
(1) 256K x 36 |
None |
None |
|
4MB |
(1) 1M x 36 |
None |
None |
None |
|
4MB |
(1) 512K x 36 |
(1) 512K x 36 |
None |
None |
|
5MB |
(1) 256K x 36 |
(1) 1M x 36 |
None |
None |
|
6MB |
(1) 256K x 36 |
(1) 256K x 36 |
(1) 1M x 36 |
None |
|
6MB |
(1) 512K x 36 |
(1) 1M x 36 |
None |
None |
|
8MB |
(1) 256K x 36 |
(1) 256K x 36 |
(1) 512K x 36 |
(1) 1M x 36 |
|
8MB |
(1) 512K x 36 |
(1) 512K x 36 |
(1) 1M x 36 |
None |
|
8MB |
(1) 1M x 36 |
(1) 1M x 36 |
None |
None |
|
8MB |
(1) 2M x 36 |
None |
None |
None |
|
10MB |
(1) 256K x 36 |
(1) 256K x 36 |
(1) 1M x 36 |
(1) 1M x 36 |
|
18MB |
(1) 256K x 36 |
(1) 256K x 36 |
(1) 4M x 36 |
None |
|
12MB |
(1) 512K x 36 |
(1) 512K x 36 |
(1) 1M x 36 |
(1) 1M x 36 |
|
12MB |
(1) 1M x 36 |
(1) 1M x 36 |
(1) 1M x 36 |
None |
|
16MB |
(1) 1M x 36 |
(1) 1M x 36 |
(1) 1M x 36 |
(1) 1M x 36 |
|
16MB |
(1) 2M x 36 |
(1) 2M x 36 |
None |
None |
|
16MB |
(1) 4M x 36 |
None |
None |
None |
|
17MB |
(1) 256K x 36 |
(1) 4M x 36 |
None |
None |
|
18MB |
(1) 512K x 36 |
(1) 4M x 36 |
None |
None |
|
20MB |
(1) 512K x 36 |
(1) 512K x 36 |
(1) 4M x 36 |
None |
|
20MB |
(1) 1M x 36 |
(1) 4M x 36 |
None |
None |
|
24MB |
(1) 512K x 36 |
(1) 512K x 36 |
(1) 1M x 36 |
(1) 4M x 36 |
|
24MB |
(1) 1M x 36 |
(1) 1M x 36 |
(1) 4M x 36 |
None |
|
DRAM CONFIGURATION (CONT) | ||||
|
Size |
Bank 0 |
Bank 1 |
Bank 2 |
Bank 3 |
|
24MB |
(1) 2M x 36 |
(1) 2M x 36 |
(1) 2M x 36 |
None |
|
32MB |
(1) 4M x 36 |
(1) 4M x 36 |
None |
None |
|
32MB |
(1) 2M x 36 |
(1) 2M x 36 |
(1) 2M x 36 |
(1) 2M x 36 |
|
32MB |
(1) 8M x 36 |
None |
None |
None |
|
36MB |
(1) 1M x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
None |
|
36MB |
(1) 1M x 36 |
(1) 8M x 36 |
None |
None |
|
40MB |
(1) 1M x 36 |
(1) 1M x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
|
40MB |
(1) 1M x 36 |
(1) 1M x 36 |
(1) 8M x 36 |
None |
|
48MB |
(1) 4M x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
None |
|
48MB |
(1) 4M x 36 |
(1) 8M x 36 |
None |
None |
|
64MB |
(1) 4M x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
|
64MB |
(1) 4M x 36 |
(1) 4M x 36 |
(1) 8M x 36 |
None |
|
64MB |
(1) 16M x 36 |
None |
None |
None |
|
64MB |
(1) 8M x 36 |
(1) 8M x 36 |
None |
None |
|
68MB |
(1) 1M x 36 |
(1) 16M x 36 |
None |
None |
|
68MB |
(1) 1M x 36 |
(1) 8M x 36 |
(1) 8M x 36 |
None |
|
72MB |
(1) 1M x 36 |
(1) 1M x 36 |
(1) 8M x 36 |
(1) 8M x 36 |
|
72MB |
(1) 1M x 36 |
(1) 1M x 36 |
(1) 16M x 36 |
None |
|
80MB |
(1) 4M x 36 |
(1) 16M x 36 |
None |
None |
|
80MB |
(1) 4M x 36 |
(1) 8M x 36 |
(1) 8M x 36 |
None |
|
96MB |
(1) 4M x 36 |
(1) 4M x 36 |
(1) 8M x 36 |
(1) 8M x 36 |
|
96MB |
(1) 8M x 36 |
(1) 8M x 36 |
(1) 8M x 36 |
None |
|
96MB |
(1) 4M x 36 |
(1) 4M x 36 |
(1) 16M x 36 |
None |
|
128MB |
(1) 8M x 36 |
(1) 8M x 36 |
(1) 8M x 36 |
(1) 8M x 36 |
|
128MB |
(1) 16M x 36 |
(1) 16M x 36 |
None |
None |
|
CACHE CONFIGURATION | |||
|
Size |
Bank 0 |
Bank 1 |
TAG |
|
32KB |
(4) 8K x 8 |
None |
(1) 8K x 8 |
|
64KB |
(4) 8K x 8 |
(4) 8K x 8 |
(1) 8K x 8 |
|
128KB |
(4) 32K x 8 |
None |
(1) 8K x 8 |
|
256KB |
(4) 32K x 8 |
(4) 32K x 8 |
(1) 16K x 8 |
|
512KB |
(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 |
JP1 |
JP2 |
JP3 |
JP4 |
JP5 |
JP14 |
JP16 |
|
32KB |
1 & 2, 3 & 4 |
2 & 3 |
1 & 2 |
1 & 2 |
1 & 2 |
1 & 2 |
1 & 2 |
|
64KB |
2 & 3, 4 & 5 |
1 & 2 |
1 & 2 |
2 & 3 |
1 & 2 |
1 & 2 |
1 & 2 |
|
128KB |
1 & 2, 3 & 4 |
2 & 3 |
2 & 3 |
2 & 3 |
1 & 2 |
1 & 2 |
2 & 3 |
|
256KB |
2 & 3, 4 & 5 |
1 & 2 |
2 & 3 |
2 & 3 |
2 & 3 |
1 & 2 |
2 & 3 |
|
512KB |
1 & 2, 3 & 4 |
2 & 3 |
2 & 3 |
2 & 3 |
2 & 3 |
2 & 3 |
2 & 3 |
|
1MB |
2 & 3, 4 & 5 |
1 & 2 |
2 & 3 |
2 & 3 |
2 & 3 |
2 & 3 |
2 & 3 |
|
Note: Pins designated should be in the closed position. | |||||||
|
CPU SPEED SELECTION | ||||
|
Speed |
JP8 |
JP12 |
JP13 |
JP17 |
|
20MHz |
Open |
Open |
Open |
Pins 1 & 2 closed |
|
25MHz |
Open |
Open |
Closed |
Pins 1 & 2 closed |
|
33MHz |
Closed |
Closed |
Closed |
Pins 1 & 2 closed |
|
40MHz |
Open |
Closed |
Closed |
Pins 1 & 2 closed |
|
50iMHz |
Open |
Open |
Closed |
Pins 1 & 2 closed |
|
50MHz |
Closed |
Open |
Open |
Pins 2 & 3 closed |
|
66iMHz |
Closed |
Closed |
Closed |
Pins 1 & 2 closed |
|
75iMHz |
Open |
Open |
Closed |
Pins 1 & 2 closed |
|
83iMHz |
Closed |
Closed |
Closed |
Pins 1 & 2 closed |
|
100iMHz |
Closed |
Closed |
Closed |
Pins 1 & 2 closed |
|
CPU TYPE SELECTION | |||
|
Type |
JP10 |
JP11 |
JP18 |
|
CX486S |
2 & 3 |
1 & 2 |
Open |
|
80486SX |
1 & 2 |
2 & 3 |
Open |
|
SL80486SX |
1 & 2 |
2 & 3 |
Open |
|
80486SX2 |
1 & 2 |
2 & 3 |
Open |
|
SL80486SX2 |
1 & 2 |
2 & 3 |
Open |
|
UMC U5S |
2 & 3 |
1 & 2 |
1 & 2, 3 & 4, 5 & 6 |
|
CX486DX |
2 & 3 |
1 & 2 |
Open |
|
AM486DX |
1 & 2 |
2 & 3 |
Open |
|
80486DX |
1 & 2 |
2 & 3 |
Open |
|
SL80486DX |
1 & 2 |
2 & 3 |
Open |
|
CX486DX2 |
2 & 3 |
1 & 2 |
Open |
|
CX486DX2-V |
2 & 3 |
1 & 2 |
Open |
|
AM486DX2 |
1 & 2 |
2 & 3 |
Open |
|
80486DX2 |
1 & 2 |
2 & 3 |
Open |
|
SL80486DX2 |
1 & 2 |
2 & 3 |
Open |
|
AM486DX4 |
1 & 2 |
2 & 3 |
Open |
|
80486DX4 |
1 & 2 |
2 & 3 |
Open |
|
P24D |
1 & 2 |
1 & 2 |
Open |
|
P24T |
1 & 2 |
1 & 2 |
Open |
|
CX M9 |
2 & 3 |
1 & 2 |
Open |
|
Note: Pins designated should be in the closed position. | |||
|
CPU TYPE SELECTION (CONT) | ||
|
Type |
JP20 |
JP25 |
|
CX486S |
Open |
Open |
|
80486SX |
Open |
Open |
|
SL80486SX |
Open |
1 & 2, 3 & 4, 9 & 10, 11 & 12 |
|
80486SX2 |
Open |
Open |
|
SL80486SX2 |
Open |
1 & 2, 3 & 4, 9 & 10, 11 & 12 |
|
UMC U5S |
Open |
Open |
|
CX486DX |
1 & 2 |
Open |
|
AM486DX |
1 & 2 |
Open |
|
80486DX |
1 & 2 |
Open |
|
SL80486DX |
1 & 2 |
1 & 2, 3 & 4, 9 & 10, 11 & 12 |
|
CX486DX2 |
1 & 2 |
Open |
|
CX486DX2-V |
1 & 2 |
Open |
|
AM486DX2 |
1 & 2 |
Open |
|
80486DX2 |
1 & 2 |
Open |
|
SL80486DX2 |
1 & 2 |
1 & 2, 3 & 4, 9 & 10, 11 & 12 |
|
AM486DX4 |
1 & 2 |
Open |
|
80486DX4 |
1 & 2 |
1 & 2, 3 & 4, 9 & 10, 11 & 12 |
|
P24D |
1 & 2 |
1 & 2, 3 & 4, 5 & 6, 7 & 8, 9 & 10, 11 & 12, 13 & 14, 15 & 16 |
|
P24T |
1 & 2 |
1 & 2, 3 & 4, 9 & 10 |
|
CX M9 |
1 & 2 |
1 & 2, 3 & 4, 5 & 6, 7 & 8, 9 & 10, 11 & 12, 15 & 16 |
|
Note: Pins designated should be in the closed position. | ||
|
CPU TYPE SELECTION (CONT) | ||
|
Type |
JP37 |
JP41 |
|
CX486S |
1 & 2, 3 & 4, 5 & 6, 7 & 8, 9 & 10 11 & 12 |
2 & 3 |
|
80486SX |
Open |
2 & 3 |
|
SL80486SX |
Open |
2 & 3 |
|
80486SX2 |
Open |
2 & 3 |
|
SL80486SX2 |
Open |
2 & 3 |
|
UMC U5S |
Open |
2 & 3 |
|
CX486DX |
1 & 2, 3 & 4, 5 & 6, 7 & 8, 9 & 10, 11 & 12 |
1 & 2, 3 & 4 |
|
AM486DX |
Open |
1 & 2, 3 & 4 |
|
80486DX |
Open |
1 & 2, 3 & 4 |
|
SL80486DX |
Open |
1 & 2, 3 & 4 |
|
CX486DX2 |
1 & 2, 3 & 4, 5 & 6, 7 & 8, 9 & 10, 11 & 12 |
1 & 2, 3 & 4 |
|
CX486DX2-V |
1 & 2, 3 & 4, 5 & 6, 7 & 8, 9 & 10, 11 & 12 |
1 & 2, 3 & 4 |
|
AM486DX2 |
Open |
1 & 2, 3 & 4 |
|
80486DX2 |
Open |
1 & 2, 3 & 4 |
|
SL80486DX2 |
Open |
1 & 2, 3 & 4 |
|
CPU TYPE SELECTION (CONT) | ||
|
Type |
JP37 |
JP41 |
|
AM486DX4 |
Open |
1 & 2, 3 & 4 |
|
80486DX4 |
Open |
1 & 2, 3 & 4 |
|
P24D |
Open |
1 & 2, 3 & 4 |
|
P24T |
Open |
1 & 2, 3 & 4 |
|
CX M9 |
5 & 6 |
1 & 2, 3 & 4 |
|
Note: Pins designated should be in the closed position. | ||
|
CPU MULTIPLIER SELECTION (DX4 & CX M9 ONLY) | |
|
Multiplier |
JP21 |
|
2x |
Pins 2 & 3 closed |
|
2.5x |
Pins 1 & 2 closed |
|
3x |
Open |
|
CPU VOLTAGE SELECTION | ||
|
Voltage |
JP26 |
JP32 |
|
3.15v |
Pins 1 & 2 closed |
Pins 1 & 2, 4 & 5, 7 & 8 closed |
|
3.3v |
Pins 3 & 4 closed |
Pins 1 & 2, 4 & 5, 7 & 8 closed |
|
3.45v |
Pins 5 & 6 closed |
Pins 1 & 2, 4 & 5, 7 & 8 closed |
|
3.6v |
Pins 7 & 8 closed |
Pins 1 & 2, 4 & 5, 7 & 8 closed |
|
4v |
Pins 9 & 10 closed |
Pins 1 & 2, 4 & 5, 7 & 8 closed |
|
5v |
N/A |
Pins 2 & 3, 5 & 6, 8 & 9 closed |
|
VL BUS WAIT STATE SELECTION | |
|
Setting |
JP44 |
|
0 |
Pins 1 & 2 closed |
|
1 |
Pins 2 & 3 closed |
|
VL BUS SPEED SELECTION | |
|
Speed |
JP47 |
|
<= 33MHz |
Pins 1 & 2 closed |
|
>33 MHz |
Pins 2 & 3 closed |