CHICONY, INC.
CH-386S-16C/D
Processor | 80386SX |
Processor Speed | 16MHz |
Chip Set | C & T |
Max. onboard DRAM | 8MB |
Cache | None |
BIOS | AMI/Phoenix |
Dimensions | 330mm x 218mm |
I/O Options | None |
NPU Options | 80387SX |
CONNECTIONS | |||
Purpose | Location | Purpose | Location |
External battery | JP5 | Reset switch | JP13 |
Power LED & keylock | JP9 | Turbo switch | JP14 |
Speaker | JP10 | Turbo LED | JP15 |
USER CONFIGURABLE SETTINGS | |||
Function | Jumper/Switch | Position | |
» | Battery select onboard | JP4 | Closed |
Battery select external | JP4 | Open | |
» | CPU speed select iOSC/2 | JP16 | pins 2 & 3 closed |
CPU speed select iOSC/1 | JP16 | pins 1 & 2 closed | |
» | Monitor type select color | SW1/switch 1 | On |
Monitor type select monochrome | SW1/switch 1 | Off | |
» | DRAM memory operation select 100ms | SW1/switch 2 & 3 | On |
DRAM memory operation select 120ms | SW1/switch 2 & 3 | Off |
DRAM CONFIGURATION | |||||
Size | Bank 0 | Bank 1 | Bank 2 | Bank 3 | JP21 - JP26 |
512KB | (18) 41256 | NONE | NONE | NONE | pins 2 & 3 closed |
1MB | (18) 41256 | (18) 41256 | NONE | NONE | pins 2 & 3 closed |
1.5MB | (18) 41256 | (18) 41256 | (2) 256K x 9 | NONE | pins 1 & 2 closed |
2MB | (18) 41256 | (18) 41256 | (2) 256K x 9 | (2) 256K x 9 | pins 1 & 2 closed |
2MB | (18) 411000 | NONE | NONE | NONE | pins 2 & 3 closed |
2.5MB | (18) 41256 | (18) 41256 | (2) 256K x 9 | NONE | pins 1 & 2 closed |
3MB | (18) 41256 | (18) 41256 | (2) 256K x 9 | (2) 256K x 9 | pins 1 & 2 closed |
4MB | (18) 411000 | (18) 411000 | NONE | NONE | pins 2 & 3 closed |
5MB | (18) 411000 | (18) 411000 | (2) 256K x 9 | NONE | pins 1 & 2 closed |
6MB | (18) 411000 | (18) 411000 | (2) 256K x 9 | (2) 256K x 9 | pins 1 & 2 closed |
6MB | (18) 411000 | (18) 411000 | (2) 1M x 9 | NONE | pins 1 & 2 closed |
8MB | (18) 411000 | (18) 411000 | (2) 1M x 9 | (2) 1M x 9 | pins 1 & 2 closed |
TURBO CONFIGURATION | ||||
Mode | JP1 | JP2 | JP3 | JP12 |
Phoenix & AMI BIOS 8742 turbo pin 32 | Open | Closed | Open | N/A |
Phoenix & AMI BIOS 8742 turbo pin 27 | Closed | Open | Open | N/A |
Phoenix & AMI BIOS 8742 turbo pin 23 | Closed | Closed | Closed | N/A |
Active high for AMI BIOS | Closed | Closed | Open | pins 1 & 2 |
Active low for Phoenix BIOS | Closed | Closed | Open | pins 2 & 3 |