YOUNG MICRO SYSTEMS, INC.
VS48664-3VL
|
Processor |
CXM6/AM486SX/SL80486/80486SX/CXM7/AM486DX/80486DX/80486DX2/ P24C/P24D/Pentium Overdrive |
|
Processor Speed |
25/33/40/50(internal)/50/66(internal)MHz |
|
Chip Set |
Symphony |
|
Max. Onboard DRAM |
128MB |
|
Cache |
64/128/256/512/1024KB |
|
BIOS |
AMI/Phoenix |
|
Dimensions |
330mm x 218mm |
|
I/O Options |
32-bit VESA local bus slots (3), green PC connector |
|
NPU Options |
None |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
Power LED & keylock |
CN1 |
Turbo LED |
CN5 |
|
Speaker |
CN2 |
Green PC connector |
JP15 |
|
Turbo switch |
CN3 |
32-bit VESA local bus slots |
SL1 - SL3 |
|
Reset switch |
CN4 | ||
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Jumper |
Position | |
|
|
Factory configured - do not alter |
J27 |
N/A |
|
|
Factory configured - do not alter |
J28 |
N/A |
|
|
Factory configured - do not alter |
J29 |
N/A |
|
|
Factory configured - do not alter |
J30 |
N/A |
|
|
Factory configured - do not alter |
J31 |
N/A |
|
|
Factory configured - do not alter |
J32 |
N/A |
|
|
Factory configured - do not alter |
J33 |
N/A |
|
|
Factory configured - do not alter |
J34 |
N/A |
|
|
Factory configured - do not alter |
JP3 |
N/A |
|
|
Factory configured - do not alter |
JP9 |
N/A |
|
|
Parity check enabled |
JP16 |
pins 1 & 2 closed |
|
Parity check disabled |
JP16 |
pins 2 & 3 closed | |
|
|
Monitor type select color |
JP17 |
Closed |
|
Monitor type select monochrome |
JP17 |
Open | |
|
|
BIOS type select normal |
JP18 |
pins 1 & 2 closed |
|
BIOS type select flash |
JP18 |
pins 2 & 3 closed | |
|
|
Factory configured - do not alter |
JP19 |
N/A |
|
|
Factory configured - do not alter |
JP22 |
N/A |
|
|
Factory configured - do not alter |
JP28 |
N/A |
|
|
Factory configured - do not alter |
JP29 |
N/A |
|
|
Factory configured - do not alter |
JP30 |
N/A |
|
|
Factory configured - do not alter |
JP31 |
N/A |
|
Note: The location of jumpers JP9, JP28, JP29, JP30 & JP31 are unidentified. | |||
|
DRAM CONFIGURATION | ||||
|
Size |
Bank 0 |
Bank 1 |
Bank 2 |
Bank 3 |
|
1MB |
(1) 256K x 36 |
NONE |
NONE |
NONE |
|
4MB |
(1) 512K x 36 |
(1) 512K x 36 |
NONE |
NONE |
|
4MB |
(1) 1M x 36 |
NONE |
NONE |
NONE |
|
8MB |
(1) 1M x 36 |
(1) 1M x 36 |
NONE |
NONE |
|
8MB |
(1) 2M x 36 |
NONE |
NONE |
NONE |
|
16MB |
(1) 4M x 36 |
NONE |
NONE |
NONE |
|
16MB |
(1) 1M x 36 |
(1) 1M x 36 |
(1) 1M x 36 |
(1) 1M x 36 |
|
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 |
|
64MB |
(1) 8M 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 |
|
96MB |
(1) 8M x 36 |
(1) 8M x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
|
128MB |
(1) 8M x 36 |
(1) 8M x 36 |
(1) 8M x 36 |
(1) 8M x 36 |
|
CACHE CONFIGURATION | |||
|
Size |
Bank 0 |
Bank 1 |
TAG |
|
64KB |
(4) 8K x 8 |
(4) 8K x 8 |
(2) 8K x 8 |
|
128KB |
(4) 32K x 8 |
NONE |
(2) 8K x 8 |
|
256KB |
(4) 32K x 8 |
(4) 32K x 8 |
(2) 32K x 8 |
|
512KB |
(4) 128K x 8 |
NONE |
(2) 32K x 8 |
|
1MB |
(4) 128K x 8 |
(4) 128K x 8 |
(2) 128K x 8 |
|
CACHE JUMPER CONFIGURATION | |||||
|
Size |
JD1 |
JD2 |
JT1 |
JT2 |
JT3 |
|
64KB |
2 & 3 |
2 & 3 |
1 & 2 |
1 & 2 |
1 & 2 |
|
128KB |
1 & 2 |
1 & 2 |
2 & 3 |
1 & 2 |
1 & 2 |
|
256KB |
2 & 3 |
2 & 3 |
2 & 3 |
2 & 3 |
1 & 2 |
|
512KB |
1 & 2 |
1 & 2 |
2 & 3 |
2 & 3 |
2 & 3 |
|
1MB |
2 & 3 |
2 & 3 |
2 & 3 |
2 & 3 |
2 & 3 |
|
Note: Pins designated should be in the closed position. | |||||
|
CPU TYPE CONFIGURATION | |||||
|
Type |
JP1 |
JP2 |
JP4 |
JP5 |
JP6 |
|
CXM6 1x |
Open |
Open |
Open |
2 & 3 |
Closed |
|
CXM6 2x |
Open |
Open |
Open |
2 & 3 |
Closed |
|
AM486SX (WT) |
Open |
Closed |
Open |
2 & 3 |
Closed |
|
AM486SX (WB) |
Closed |
Closed |
Open |
2 & 3 |
Closed |
|
SL80486 |
Open |
Closed |
Open |
1 & 2 |
Closed |
|
80486SX |
Open |
Open |
Open |
2 & 3 |
Closed |
|
AM486DX (WT) |
Open |
Closed |
Open |
2 & 3 |
Closed |
|
AM486DX (WB) |
Closed |
Closed |
Closed |
2 & 3 |
Closed |
|
CXM7 1x |
Open |
Open |
Open |
1 & 2 |
Closed |
|
CXM7 2x |
Open |
Open |
Open |
1 & 2 |
Closed |
|
80486DX |
Open |
Open |
Open |
1 & 2 |
Closed |
|
80486DX2 |
Open |
Open |
Open |
1 & 2 |
Closed |
|
P24C 2x |
Open |
Closed |
Open |
1 & 2 |
Closed |
|
P24C 3x |
Open |
Closed |
Open |
1 & 2 |
Closed |
|
P24D (WT) |
Open |
Closed |
Open |
1 & 2 |
Closed |
|
P24D (WB) |
Closed |
Closed |
Closed |
1 & 2 |
Closed |
|
P24T 2x (WT) |
Open |
Closed |
Open |
1 & 2 |
Open |
|
P24T 2x (WB) |
Closed |
Closed |
Closed |
1 & 2 |
Open |
|
P24T 3x (WT) |
Open |
Closed |
Open |
1 & 2 |
Open |
|
P24T 3x (WB) |
Closed |
Closed |
Closed |
1 & 2 |
Open |
|
Note: Pins designated should be in the closed position. | |||||
|
CPU TYPE CONFIGURATION (CONT) | |||||
|
Type |
JP7 |
JP8 |
JP10 |
JP11 |
JP12 |
|
CXM6 1x |
1 & 2 |
Closed |
Open |
Open |
Open |
|
CXM6 2x |
1 & 2 |
Closed |
Open |
Open |
Closed |
|
AM486SX (WT) |
Open |
Open |
Open |
Open |
Open |
|
AM486SX (WB) |
Open |
Open |
Open |
Open |
Open |
|
SL80486 |
Open |
Open |
Open |
1 & 2 |
Open |
|
80486SX |
Open |
Open |
Open |
Open |
Open |
|
AM486DX (WT) |
Open |
Open |
Open |
1 & 2 |
Open |
|
AM486DX (WB) |
Open |
Open |
Open |
1 & 2 |
Open |
|
CXM7 1x |
1 & 2 |
Closed |
Open |
1 & 2 |
Open |
|
CXM7 2x |
1 & 2 |
Closed |
Open |
1 & 2 |
Closed |
|
80486DX |
Open |
Open |
Open |
1 & 2 |
Open |
|
80486DX2 |
Open |
Open |
Open |
1 & 2 |
Open |
|
P24C 2x |
Open |
Open |
1 & 2 |
2 & 3 |
Open |
|
P24C 3x |
Open |
Open |
Open |
2 & 3 |
Open |
|
P24D (WT) |
2 & 3 |
Open |
Open |
1 & 2 |
Open |
|
P24D (WB) |
2 & 3 |
Open |
Open |
1 & 2 |
Open |
|
P24T 2x (WT) |
Open |
Open |
1 & 2 |
2 & 3 |
Open |
|
P24T 2x (WB) |
Open |
Open |
1 & 2 |
2 & 3 |
Open |
|
P24T 3x (WT) |
Open |
Open |
Open |
2 & 3 |
Open |
|
P24T 3x (WB) |
Open |
Open |
Open |
2 & 3 |
Open |
|
Note: Pins designated should be in the closed position. | |||||
|
CPU TYPE CONFIGURATION (CONT) | |||||
|
Type |
JP13 |
JP23 |
JP24 |
JP41 |
JP42 |
|
CXM6 1x |
Closed |
Closed |
Closed |
Open |
Open |
|
CXM6 2x |
Closed |
Closed |
Closed |
Open |
Open |
|
AM486SX (WT) |
Open |
Open |
Open |
2 & 3 |
2 & 3 |
|
AM486SX (WB) |
Open |
Open |
Open |
2 & 3 |
2 & 3 |
|
SL80486 |
Open |
Open |
Open |
Open |
Open |
|
80486SX |
Open |
Closed |
Closed |
Open |
Open |
|
AM486DX (WT) |
Open |
Open |
Open |
2 & 3 |
2 & 3 |
|
AM486DX (WB) |
Open |
Open |
Open |
2 & 3 |
2 & 3 |
|
CXM7 1x |
Closed |
Closed |
Closed |
Open |
Open |
|
CXM7 2x |
Closed |
Closed |
Closed |
Open |
Open |
|
80486DX |
Open |
Closed |
Closed |
Open |
Open |
|
80486DX2 |
Open |
Closed |
Closed |
Open |
Open |
|
P24C 2x |
Open |
Open |
Open |
Open |
Open |
|
P24C 3x |
Open |
Open |
Open |
Open |
Open |
|
P24D (WT) |
Open |
Open |
Open |
1 & 2 |
1 & 2 |
|
P24D (WB) |
Open |
Open |
Open |
1 & 2 |
1 & 2 |
|
P24T 2x (WT) |
Open |
Open |
Open |
Open |
Open |
|
P24T 2x (WB) |
Open |
Open |
Open |
Open |
Open |
|
P24T 3x (WT) |
Open |
Open |
Open |
Open |
Open |
|
P24T 3x (WB) |
Open |
Open |
Open |
Open |
Open |
|
Note: Pins designated should be in the closed position. | |||||
|
CPU TYPE CONFIGURATION (CONT) | ||
|
Type |
RN1 |
RN2 |
|
CXM6 1x |
Open |
Open |
|
CXM6 2x |
Open |
Open |
|
AM486SX (WT) |
Open |
1 & 2, 3 & 4, 5 & 6, 7 & 8 |
|
AM486SX (WB) |
Open |
1 & 2, 3 & 4, 5 & 6, 7 & 8 |
|
SL80486 |
1 & 2, 3 & 4, 5 & 6, 7 & 8 |
1 & 2, 3 & 4, 5 & 6, 7 & 8 |
|
80486SX |
Open |
Open |
|
AM486DX (WT) |
1 & 2, 3 & 4, 5 & 6, 7 & 8 |
1 & 2, 3 & 4, 5 & 6, 7 & 8 |
|
AM486DX (WB) |
1 & 2, 3 & 4, 5 & 6, 7 & 8 |
1 & 2, 3 & 4, 5 & 6, 7 & 8 |
|
CXM7 1x |
1 & 2, 3 & 4, 5 & 6, 7 & 8 |
Open |
|
CXM7 2x |
1 & 2, 3 & 4, 5 & 6, 7 & 8 |
Open |
|
80486DX |
1 & 2, 3 & 4, 5 & 6, 7 & 8 |
Open |
|
80486DX2 |
1 & 2, 3 & 4, 5 & 6, 7 & 8 |
Open |
|
P24C 2x |
1 & 2, 3 & 4, 5 & 6, 7 & 8 |
1 & 2, 3 & 4, 5 & 6, 7 & 8 |
|
P24C 3x |
1 & 2, 3 & 4, 5 & 6, 7 & 8 |
1 & 2, 3 & 4, 5 & 6, 7 & 8 |
|
P24D (WT) |
1 & 2, 3 & 4, 5 & 6, 7 & 8 |
1 & 2, 3 & 4, 5 & 6, 7 & 8 |
|
P24D (WB) |
1 & 2, 3 & 4, 5 & 6, 7 & 8 |
1 & 2, 3 & 4, 5 & 6, 7 & 8 |
|
P24T 2x (WT) |
1 & 2, 3 & 4, 5 & 6, 7 & 8 |
1 & 2, 3 & 4, 5 & 6, 7 & 8 |
|
P24T 2x (WB) |
1 & 2, 3 & 4, 5 & 6, 7 & 8 |
1 & 2, 3 & 4, 5 & 6, 7 & 8 |
|
P24T 3x (WT) |
1 & 2, 3 & 4, 5 & 6, 7 & 8 |
1 & 2, 3 & 4, 5 & 6, 7 & 8 |
|
P24T 3x (WB) |
1 & 2, 3 & 4, 5 & 6, 7 & 8 |
1 & 2, 3 & 4, 5 & 6, 7 & 8 |
|
Note: Pins designated should be in the closed position. | ||
|
CPU SPEED CONFIGURATION | |||
|
Speed |
JP25 |
JP26 |
JP27 |
|
25MHz |
Closed |
Open |
Closed |
|
33MHZ |
Open |
Open |
Closed |
|
40MHz |
Closed |
Closed |
Open |
|
50iMHz |
Closed |
Open |
Closed |
|
50MHz |
Open |
Closed |
Open |
|
66iMHz |
Open |
Open |
Closed |
|
CPU VOLTAGE CONFIGURATION | |
|
Voltage |
CN6 |
|
3.3v |
Open |
|
5v |
pins 1 & 2, 3 & 4, 5 & 6 closed |
|
VESA WAIT STATE CONFIGURATION | |
|
Wait states |
JP20 |
|
0 wait states |
pins 1 & 2 closed |
|
1 wait state |
pins 2 & 3 closed |
|
BUS SPEED CONFIGURATION | |
|
CPU speed |
JP21 |
|
<= 33MHz |
pins 1 & 2 closed |
|
> 33MHz |
pins 2 & 3 closed |