QUICKPATH SYSTEMS, INC.
POWERSOUND 486I
|
Processor |
80486SX/80486DX/80486DX2 |
|
Processor Speed |
25/33/50(Internal)/66(Internal)MHz |
|
Chip Set |
OPTI |
|
Max. onboard DRAM |
32MB |
|
SRAM Cache |
None |
|
BIOS |
AMI/MR |
|
Dimensions |
330mm x 218mm |
|
I/O Options |
Line in, microphone in, volume control, and speaker out (controlled by onboard ES488, a Sound Blaster Pro compatible sound processor.) |
|
NPU Options |
None |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
External battery |
JP1 |
Speaker out |
CN1 |
|
Turbo Switch |
JP6 |
Volume |
CN2 |
|
Speaker |
JP9 |
Line in |
CN3 |
|
Power LED and keylock |
JP10 |
Microphone in |
CN4 |
|
Turbo LED |
JP12 |
Reset switch |
SW1 |
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Jumper/Switch |
Position | |
|
Monitor type select color |
JP2 |
Closed | |
|
Monitor type select monochrome |
JP2 |
Open | |
|
ONBOARD SOUND SYSTEM DMA CONFIGURATION | |||
|
DMA |
JP7 |
JP8 | |
|
DMA1 |
Pins 1 & 2 closed |
Pins 1 & 2 closed | |
|
DMA3 |
Pins 3 & 4 closed |
Pins 3 & 4 closed | |
|
ONBOARD SOUND SYSTEM INTERRUPT CONFIGURATION | ||
|
Interrupt |
JP11 | |
|
IRQ3 |
Pins 1 & 2 closed | |
|
IRQ5 |
Pins 3 & 4 closed | |
|
IRQ7 |
Pins 5 & 6 closed | |
|
IRQ9 |
Pins 7 & 8 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) 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 |
|
32MB |
(4) 4M x 9 |
(4) 4M x 9 |
|
CPU TYPE AND SPEED CONFIGURATIONS | |||||
|
Type |
CPU Speed |
OSC |
JP3 |
JP4 |
JP5 |
|
80486SX |
25MHz |
25MHz |
Open |
Pins 2 & 3 closed |
Open |
|
80487SX |
25MHz |
25MHz |
Pins 2 & 3 closed |
Pins 1 & 2 closed |
Closed |
|
80486DX |
33MHz |
33MHz |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
Closed |
|
80486DX2 |
50i MHz |
25MHz |
Pins 2 & 3 closed |
Pins 1 & 2 closed |
Closed |
|
80486DX2 |
66i MHz |
33MHz |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
Closed |