DIAMOND FLOWER, INC.
3486-ECV
|
Processor |
80386DX/CX486DLC/AMD486DX/80486SX/80486DX/80486DX2 |
|
Processor Speed |
25/33/40/50(internal)/50/66(internal)MHz |
|
Chip Set |
EFAR |
|
Max. Onboard DRAM |
32MB |
|
Cache |
64/128/256KB |
|
BIOS |
AMI |
|
Dimensions |
330mm x 218mm |
|
I/O Options |
32-bit VESA local bus slots (2) |
|
NPU Options |
80387DX |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
Power LED & keylock |
J1 |
Reset switch |
J5 |
|
Speaker |
J2 |
Keyboard connector |
J6 |
|
Turbo LED |
J3 |
External battery |
J7 |
|
Turbo switch |
J4 |
32-bit VESA Local bus slots |
SL1 & SL2 |
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Jumper |
Position | |
|
|
Flash BIOS write protect disabled |
JP31 |
Open |
|
Flash BIOS write protect enabled |
JP31 |
Closed | |
|
|
Factory configured - do not alter. |
JP32 |
Open |
|
|
Battery select internal |
JP33 |
pins 2 & 3 closed |
|
Battery select external |
JP33 |
pins 1 & 2 closed | |
|
|
Fast ready select disabled |
JP36 |
Open |
|
Fast ready select enabled |
JP36 |
Closed | |
|
Note: The location of the factory configured jumper in unidentified. | |||
|
DRAM CONFIGURATION | ||
|
Size |
Bank 0 |
Bank 1 |
|
1MB |
(4) 256K x 9 |
NONE |
|
2MB |
(4) 256K x 9 |
(4) 256K x 9 |
|
4MB |
(4) 1M x 9 |
NONE |
|
5MB |
(4) 256K x 9 |
(4) 1M x 9 |
|
8MB |
(4) 1M x 9 |
(4) 1M x 9 |
|
16MB |
(4) 4M x 9 |
NONE |
|
20MB |
(4) 1M x 9 |
(4) 4M x 9 |
|
20MB |
(4) 4M x 9 |
(4) 1M x 9 |
|
32MB |
(4) 4M x 9 |
(4) 4M x 9 |
|
CACHE CONFIGURATION | |||
|
Size |
Bank 0 |
Bank 1 |
TAG |
|
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) 32K x 8 |
|
CACHE JUMPER CONFIGURATION | |||||||
|
Size |
JP8 |
JP9 |
JP10 |
JP11 |
JP27 |
JP28 |
JP29 |
|
64KB |
2 & 3 |
1 & 2 |
1 & 2 |
1 & 2 |
Closed |
Open |
Open |
|
128KB |
1 & 2 |
1 & 2 |
2 & 3 |
2 & 3 |
Closed |
Closed |
Open |
|
256KB |
1 & 2 |
1 & 2 |
1 & 2 |
1 & 2 |
Closed |
Closed |
Closed |
|
Note: pins designated should be in the closed position. | |||||||
|
CPU SPEED CONFIGURATION - 486SX/DX & 487SX | |||||||
|
Speed |
JP1 |
JP2 |
JP3 |
JP16 |
JP17 |
JP34 |
JP37 |
|
25MHz |
Closed |
Open |
Open |
2 & 3 |
Open |
1 & 2 |
2 & 3 |
|
33MHz |
Closed |
Open |
Closed |
2 & 3 |
Open |
1 & 2 |
2 & 3 |
|
40MHz |
Open |
Closed |
Closed |
1 & 2 |
Open |
1 & 2 |
2 & 3 |
|
50MHz |
Closed |
Open |
Open |
1 & 2 |
Open |
2 & 3 |
2 & 3 |
|
Note: pins designated should be in the closed position. | |||||||
|
CPU SPEED CONFIGURATION - 486DX2 & OVERDRIVE | |||||||
|
Speed |
JP1 |
JP2 |
JP3 |
JP16 |
JP17 |
JP34 |
JP37 |
|
50iMHz |
Closed |
Open |
Open |
2 & 3 |
Open |
1 & 2 |
2 & 3 |
|
66iMHz |
Closed |
Open |
Closed |
2 & 3 |
Open |
1 & 2 |
2 & 3 |
|
Note: pins designated should be in the closed position. | |||||||
|
CPU SPEED CONFIGURATION - 386DX & 486DLC | |||||||
|
Speed |
JP1 |
JP2 |
JP3 |
JP16 |
JP17 |
JP34 |
JP37 |
|
25MHz |
Closed |
Open |
Open |
2 & 3 |
Closed |
1 & 2 |
2 & 3 |
|
33MHz |
Closed |
Open |
Closed |
2 & 3 |
Closed |
1 & 2 |
2 & 3 |
|
40MHz |
Closed |
Closed |
Open |
2 & 3 |
Closed |
1 & 2 |
2 & 3 |
|
Note: pins designated should be in the closed position. | |||||||
|
CPU SPEED CONFIGURATION - CX 486S/S2 | |||||||
|
Speed |
JP1 |
JP2 |
JP3 |
JP16 |
JP17 |
JP34 |
JP37 |
|
33MHz |
Closed |
Closed |
Closed |
1 & 2 |
Open |
1 & 2 |
2 & 3 |
|
40MHz |
Open |
Closed |
Closed |
1 & 2 |
Open |
1 & 2 |
2 & 3 |
|
Note: pins designated should be in the closed position. | |||||||
|
CPU SPEED CONFIGURATION - AMD 486DX | |||||||
|
Speed |
JP1 |
JP2 |
JP3 |
JP16 |
JP17 |
JP34 |
JP37 |
|
40MHz |
Closed |
Closed |
Open |
2 & 3 |
Open |
2 & 3 |
2 & 3 |
|
Note: pins designated should be in the closed position. | |||||||
|
CPU TYPE CONFIGURATION | ||||||||
|
Type |
JP6 |
JP7 |
JP19 |
JP23 |
JP24 |
JP25 |
JP26 |
JP30 |
|
386 |
Open |
Open |
Closed |
1 & 2 |
1 & 2 |
1 & 2 |
1 & 2 |
1 & 2 |
|
486DLC |
Open |
Open |
Open |
2 & 3 |
1 & 2 |
1 & 2 |
1 & 2 |
2 & 3 |
|
486 |
Closed |
Closed |
Open |
1 & 2 |
2 & 3 |
2 & 3 |
2 & 3 |
2 & 3 |
|
Note: pins designated should be in the closed position. | ||||||||
|
CPU TYPE CONFIGURATION | ||||
|
Type |
JP20 |
JP21 |
JP22 |
JP35 |
|
486SX |
Open |
Closed |
Open |
Open |
|
487SX |
Closed |
pins 1 & 2 open |
pins 1 & 2 open |
Open |
|
486DX/DX2 |
Closed |
pins 1 & 2 open |
pins 2 & 3 open |
Open |
|
CX486S |
Open |
pins 2 & 3 open |
Open |
Open |
|
CX486S2 |
Open |
pins 2 & 3 open |
Open |
Closed |
|
Note: pins designated should be in the closed position. | ||||
|
CPU JUMPER CONFIGURATION | ||||||||
|
Type |
JP6 |
JP7 |
JP19 |
JP23 |
JP24 |
JP25 |
JP26 |
JP30 |
|
386DX |
Open |
Open |
Closed |
1 & 2 |
1 & 2 |
1 & 2 |
1 & 2 |
1 & 2 |
|
486DLC |
Open |
Open |
Closed |
2 & 3 |
1 & 2 |
1 & 2 |
1 & 2 |
2 & 3 |
|
Note: pins designated should be in the closed position. | ||||||||
|
CPU JUMPER CONFIGURATION | ||||||
|
CPU |
JP6 |
JP7 |
JP19 |
JP20 |
JP21 |
JP22 |
|
AMD486 |
Closed |
Closed |
Open |
Closed |
1 & 2 |
2 & 3 |
|
CX486S |
Closed |
Closed |
Open |
Open |
2 & 3 |
Open |
|
486SX |
Closed |
Closed |
Open |
Open |
2 & 3 |
Open |
|
486DX/DX2 |
Closed |
Closed |
Open |
Closed |
1 & 2 |
2 & 3 |
|
Note: pins designated should be in the closed position. | ||||||
|
CPU JUMPER CONFIGURATION | ||||||
|
CPU |
JP23 |
JP24 |
JP25 |
JP26 |
JP30 |
JP35 |
|
AMD486 |
1 & 2 |
2 & 3 |
2 & 3 |
2 & 3 |
Open |
2 & 3 |
|
CX486S |
1 & 2 |
2 & 3 |
2 & 3 |
2 & 3 |
2 & 3 |
Open |
|
486SX |
1 & 2 |
2 & 3 |
2 & 3 |
2 & 3 |
2 & 3 |
Open |
|
486DX/DX2 |
1 & 2 |
2 & 3 |
2 & 3 |
2 & 3 |
2 & 3 |
Open |
|
Note: pins designated should be in the closed position. | ||||||
|
VESA CPU TYPE CONFIGURATION | ||
|
CPU Type |
JP12 |
JP13 |
|
80386 |
pins 1 & 2 closed |
pins 2 & 3 closed |
|
80486 |
pins 2 & 3 closed |
pins 1 & 2 closed |
|
VESA WAIT STATE/BUS SPEED CONFIGURATION | |||
|
CPU speed |
Wait states |
JP14 |
JP15 |
|
< 33MHz |
0 wait states |
pins 1 & 2 closed |
pins 1 & 2 closed |
|
> 33MHz |
1 wait state |
pins 2 & 3 closed |
pins 2 & 3 closed |