CHAINTECH COMPUTER COMPANY, LTD.
325S/333S/333SC/340SC
Processor |
AM386DX/80386DX |
Processor Speed |
25/33/40MHz |
Chip Set |
AMD |
Max. Onboard DRAM |
8MB (325S/333S) / 16MB (333SC/340SC) |
Cache |
64KB (333SC/340SC) |
BIOS |
AMI |
Dimensions |
330mm x 217mm |
I/O Options |
None |
NPU Options |
80387DX/3167 |
CONNECTIONS |
|||
Purpose |
Location |
Purpose |
Location |
External battery |
J1 |
Turbo switch |
J12 |
Power LED & keylock |
J10 |
Speaker |
J13 |
Turbo LED |
J11 |
Reset switch |
J14 |
USER CONFIGURABLE SETTINGS |
|||
Function |
Jumper |
Position |
|
» |
Factory configured - do not alter |
J2 |
pins 1 & 2 closed |
» |
Monitor type select color |
J3 |
Closed |
|
Monitor type select monochrome |
J3 |
Open |
» |
Cache size select 32KB |
J9 |
pins 1 & 2 closed |
|
Cache size select 64KB |
J9 |
pins 2 & 3 closed |
» |
Factory configured - do not alter |
J19 |
pins 2 & 3 closed |
» |
NPU synchronous with CPU |
JX |
pins 1 & 2 closed |
|
NPU asynchronous with CPU |
JX |
pins 2 & 3 closed |
Note: Cache configuration is for 333SC/340SC only. |
DRAM CONFIGURATION |
||||
Size |
Bank 0 |
Bank 1 |
Bank 2 |
Bank 3 |
1MB |
(4) 256K x 9 |
NONE |
NONE |
NONE |
2MB |
(4) 256K x 9 |
(4) 256K x 9 |
NONE |
NONE |
4MB |
(4) 1M x 9 |
NONE |
NONE |
NONE |
5MB |
(4) 256K x 9 |
(4) 1M x 9 |
NONE |
NONE |
8MB |
(4) 1M x 9 |
(4) 1M x 9 |
NONE |
NONE |
12MB |
(4) 1M x 9 |
(4) 1M x 9 |
(4) 1M x 9 |
NONE |
16MB |
(4) 1M x 9 |
(4) 1M x 9 |
(4) 1M x 9 |
(4) 1M x 9 |
8042 SPEED SELECT |
||
8042 pin number |
J4 |
|
» |
23 |
pins 5 & 6 closed |
|
24 |
pins 7 & 8 closed |
|
29 |
pins 1 & 2 closed |
|
30 |
pins 3 & 4 closed |
MODEL TYPE SELECT |
||||
Type |
J5 |
J6 |
J7 |
J8 |
325S/333S |
Closed |
Closed |
Closed |
Closed |
333SC/340SC |
Open |
Open |
Open |
Open |