UNIDENTIFIED
C1-XT TURBO MODEL 615
|
Processor |
8088 |
|
Processor Speed |
4/10MHz |
|
Chip Set |
VLSI |
|
Max. Onboard DRAM |
1MB |
|
Cache |
None |
|
BIOS |
Unidentified |
|
Dimensions |
220mm x 220mm |
|
I/O Options |
None |
|
NPU Options |
8087 |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
Speaker |
JP1 |
Reset switch |
JP3 |
|
Power LED & keylock |
JP2 | ||
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Switch |
Position | |
|
» |
Parity disabled |
SW/1 |
On |
|
Paity enabled |
SW/1 |
Off | |
|
» |
NPU disabled |
SW/2 |
On |
|
NPU enabled |
SW/2 |
Off | |
|
» |
Turbo enabled |
SW1/1 |
On |
|
Turbo disabled |
SW1/1 |
Off | |
|
» |
RAM wait state select 1 wait state |
SW1/2 |
On |
|
RAM wait state select 0 wait states |
SW1/2 |
Off | |
|
» |
ROM wait state select 1 wait state |
SW1/3 |
On |
|
ROM wait state select 0 wait states |
SW1/3 |
Off | |
|
» |
Memory size select 640KB |
SW1/4 |
On |
|
Memory size select 1MB |
SW1/4 |
Off | |
|
DRAM CONFIGURATION | |||||
|
Size |
Bank 0 |
Bank 1 |
Bank 2 |
Bank 3 |
Bank 4 |
|
512KB |
(8) 4164 |
NONE |
(4) 44256 |
NONE |
NONE |
|
640KB |
(8) 4164 |
(8) 4164 |
(4) 44256 |
NONE |
NONE |
|
768KB |
(8) 4164 |
(8) 4164 |
(4) 44256 |
(2) 44256 |
NONE |
|
1MB |
(8) 4164 |
(8) 4164 |
(4) 44256 |
(2) 44256 |
(2) 44256 |
|
DRAM PARITY CONFIGURATION | |||||
|
Size |
Parity 0 |
Parity 1 |
Parity 2 |
Parity 3 |
Parity 4 |
|
512KB |
(1) 4164 |
NONE |
(2) 41256 |
NONE |
NONE |
|
640KB |
(1) 4164 |
(1) 4164 |
(2) 41256 |
NONE |
NONE |
|
768KB |
(1) 4164 |
(1) 4164 |
(2) 41256 |
(1) 41256 |
NONE |
|
1MB |
(1) 4164 |
(1) 4164 |
(2) 41256 |
(1) 41256 |
(1) 41256 |
|
DRAM SWITCH CONFIGURATION | ||
|
Size |
SW/3 |
SW/4 |
|
512KB |
Off |
On |
|
640KB |
On |
Off |
|
768KB |
Off |
Off |
|
1MB |
Off |
Off |
|
VIDEO CONFIGURATION | ||
|
Size |
SW/5 |
SW/6 |
|
Monochrome |
Off |
Off |
|
CGA |
On |
Off |
|
EGA |
On |
On |
|
FLOPPY DRIVE CONFIGURATION | ||
|
Drives installed |
SW/7 |
SW/8 |
|
1 |
On |
On |
|
2 |
Off |
On |