CAF TECHNOLOGY, INC.
C747 (Ver. 002)
|
Processor |
80386DX/CX486DLC/80486SX/80487SX/80486DX/80486DX2 |
|
Processor Speed |
20/25/33/40/50(internal)/50/66(internal)MHz |
|
Chip Set |
EFAR |
|
Max. Onboard DRAM |
32MB |
|
SRAM Cache |
64/256KB |
|
BIOS |
AMI |
|
Dimensions |
331mm x 219mm |
|
I/O Options |
Floppy drive interface, game port, IDE interface, parallel port, serial port (2) |
|
NPU Options |
80387/CX83D87/3167 |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
External battery |
J3 |
Floppy drive interface |
CN1 |
|
IDE interface LED |
J5 |
Serial port 1 |
CN2 |
|
Reset switch |
J6 |
Serial port 2 |
CN3 |
|
Speaker |
J7 |
IDE interface |
CN4 |
|
Turbo switch |
J8 |
Parallel port |
CN5 |
|
Turbo LED |
J9 |
Game port |
CN6 |
|
Power LED & keylock |
J10 | ||
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Jumper |
Position | |
|
Monitor type select color |
JP1 |
closed | |
|
Monitor type select monochrome |
JP1 |
open | |
|
CMOS memory normal operation (internal battery) |
JP6 |
pins 2 & 3 closed | |
|
CMOS memory normal operation (external battery) |
JP6 |
open | |
|
CMOS memory clear |
JP6 |
pins 1 & 2 closed | |
|
SRAM JUMPER CONFIGURATION | ||||
|
Size |
JP2 |
JP7 |
JP8 |
JP9 |
|
64KB |
open |
open |
open |
open |
|
256KB |
closed |
closed |
closed |
open |
|
SRAM CONFIGURATION | ||
|
Size |
Bank 0 |
TAG |
|
64KB |
(8) 8K x 8 |
(1) 8K x 8 |
|
256KB |
(8) 32K x 8 |
(1) 32K x 8 |
|
CPU TYPE CONFIGURATION | |||
|
CPU |
JP3 |
JP4 |
JP5 |
|
80486DX2 1 |
pins 1 & 2 closed |
closed |
pins 2 & 3 closed |
|
80486DX 1 |
pins 1 & 2 closed |
closed |
pins 2 & 3 closed |
|
80487SX 1 |
pins 1 & 2 closed |
closed |
pins 1 & 2 closed |
|
CX486DLC 2 |
N/A |
N/A |
N/A |
|
80486SX 1 |
pins 2 & 3 closed |
open |
open |
|
80368DX 2 |
N/A |
N/A |
N/A |
|
Note 1 :Jumpers JP10, JP11, JP12, JP13, JP14, JP15, JP16, JP17, JP18, JP19, JP20, pins 2 & 3 closed.Note 2 :Jumpers JP10, JP11, JP12, JP13, JP14, JP15, JP16, JP17, JP18, JP19, JP20, pins 1 & 2 closed. | |||
|
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) 1M x 9 |
(4) 256K x 9 |
|
8MB |
(4) 1M x 9 |
(4) 1M x 9 |
|
16MB |
(4) 4M x 9 |
NONE |
|
20MB |
(4) 4M x 9 |
(4) 1M x 9 |
|
20MB |
(4) 1M x 9 |
(4) 4M x 9 |
|
32MB |
(4) 4M x 9 |
(4) 4M x 9 |
|
CPU CLOCK CONFIGURATION | ||||
|
CPU |
JP21 |
JP22 |
JP23 |
JP30 |
|
80486-50 |
open |
open |
open |
pins 2 & 3 closed |
|
80486-40 |
open |
open |
closed |
pins 2 & 3 closed |
|
80486-33 80486DX2-66 |
closed |
open |
open |
pins 2 & 3 closed |
|
80486-25 80486DX2-50 |
closed |
open |
closed |
pins 2 & 3 closed |
|
80386-40 CX486DLC-40 |
open |
open |
closed |
pins 1 & 2 closed |
|
80386-33 CX486DLC-33 |
closed |
open |
open |
pins 1 & 2 closed |
|
80386-25 |
closed |
open |
closed |
pins 1 & 2 closed |
|
80386-20 80486-20 |
open |
closed |
open |
pins 1 & 2 closed |
|
I/O CONTROLLER CONFIGURATION | |||
|
Device |
Jumper |
Enabled |
Disabled |
|
Game port (CN6) |
JP24 |
open |
closed |
|
IDE interface (CN4) |
JP25 |
open |
closed |
|
Parallel port (CN5) |
JP26 |
open |
closed |
|
Floppy drive interface (CN1) |
JP27 |
open |
closed |
|
COM1 (CN2) |
JP28 |
open |
closed |
|
COM2 (CN3) |
JP29 |
open |
closed |