MICRONICS COMPUTERS, INC.
HELIOS
Device Type |
Mainboard |
Processor |
Pentium II |
Processor Speed |
233/266/300/333/350/400MHz |
Chip Set |
Intel |
Video Chip Set |
None |
Maximum Onboard Memory |
1GB (EDO & SDRAM supported) |
Maximum Video Memory |
None |
Cache |
256/512KB (located on Pentium II CPU) |
BIOS |
Phoenix |
Dimensions |
305mm x 244mm |
I/O Options |
32-bit PCI slots (5), floppy drive interface, game/MIDI port, IDE interfaces (2), parallel port, PS/2 mouse port, serial ports (2), USB connectors (2), ATX power connector, AGP slot, line in, line out, microphone in, audio in CD-ROM |
NPU Options |
None |
CONNECTIONS | |||
Purpose |
Location |
Purpose |
Location |
AGP slot |
AGP |
Reset switch |
J28/pins 22 & 23 |
ATX power connector |
ATX |
Speaker |
J28/pins 24 - 27 |
IDE interface 1 |
J7 |
CPU fan power 1 |
J30 |
IDE interface 2 |
J8 |
CPU fan power 2 |
J31 |
Floppy drive interface |
J9 |
Chassis fan power |
J32 |
IDE interface LED |
J10 |
I2C connector |
J33 |
PS/2 mouse port |
J11 |
Chassis intrusion alarm |
J34 |
USB connector 1 |
J12 |
Audio in CD-ROM |
J35 |
USB connector 2 |
J12A |
Video audio input |
J36 |
Serial port 1 |
J13 |
Audio auxiliary input |
J37 |
Serial port 2 |
J14 |
Telephony connector |
J38 |
Parallel port |
J15 |
Game/MIDI port |
J39 |
PCI sideband connector |
J21 |
Microphone in |
J39A |
PCI sideband connector |
J22 |
Line in |
J39B |
Soft off power supply |
J28/pins 1 & 2 |
Line out |
J39C |
IDE interface LED |
J28/pins 13 - 16 |
Audio line in |
J40 |
Power LED |
J28/pins 18 20 |
32-bit PCI slots |
PC1 PC5 |
USER CONFIGURABLE SETTINGS | |||
Function |
Label |
Position | |
|
Flash BIOS write protect enabled |
W4 |
Pins 1 & 2 closed |
Flash BIOS write protect disabled |
W4 |
Pins 2 & 3 closed | |
|
CMOS memory normal operation |
W9 |
Pins 1 & 2 closed |
CMOS memory clear |
W9 |
Pins 2 & 3 closed | |
|
Soft off power supply enabled |
W10 |
Open |
Soft off power supply disabled |
W10 |
Closed | |
|
Sound enabled/disabled through BIOS |
W11 |
Closed |
Sound disabled through hardware |
W11 |
Open | |
|
CPU speed select from BIOS disabled |
W12 |
Open |
CPU speed select from BIOS enabled |
W12 |
Closed |
DIMM CONFIGURATION | ||||
Size |
Bank 0 |
Bank 1 |
Bank 2 |
Bank 3 |
8MB |
(1) 1M x 64 |
None |
None |
None |
16MB |
(1) 2M x 64 |
None |
None |
None |
16MB |
(1) 1M x 64 |
(1) 1M x 64 |
None |
None |
24MB |
(1) 2M x 64 |
(1) 1M x 64 |
None |
None |
24MB |
(1) 1M x 64 |
(1) 1M x 64 |
(1) 1M x 64 |
None |
32MB |
(1) 4M x 64 |
None |
None |
None |
32MB |
(1) 2M x 64 |
(1) 2M x 64 |
None |
None |
32MB |
(1) 1M x 64 |
(1) 1M x 64 |
(1) 1M x 64 |
(1) 1M x 64 |
40MB |
(1) 4M x 64 |
(1) 1M x 64 |
None |
None |
48MB |
(1) 4M x 64 |
(1) 2M x 64 |
None |
None |
48MB |
(1) 2M x 64 |
(1) 2M x 64 |
(1) 2M x 64 |
None |
64MB |
(1) 2M x 64 |
(1) 2M x 64 |
(1) 2M x 64 |
(1) 2M x 64 |
64MB |
(1) 8M x 64 |
None |
None |
None |
64MB |
(1) 4M x 64 |
(1) 4M x 64 |
None |
None |
72MB |
(1) 8M x 64 |
(1) 1M x 64 |
None |
None |
80MB |
(1) 8M x 64 |
(1) 2M x 64 |
None |
None |
96MB |
(1) 8M x 64 |
(1) 4M x 64 |
None |
None |
96MB |
(1) 4M x 64 |
(1) 4M x 64 |
(1) 4M x 64 |
None |
128MB |
(1) 16M x 64 |
None |
None |
None |
128MB |
(1) 8M x 64 |
(1) 8M x 64 |
None |
None |
128MB |
(1) 4M x 64 |
(1) 4M x 64 |
(1) 4M x 64 |
(1) 4M x 64 |
136MB |
(1) 16M x 64 |
(1) 1M x 64 |
None |
None |
144MB |
(1) 16M x 64 |
(1) 2M x 64 |
None |
None |
152MB |
(1) 16M x 64 |
(1) 1M x 64 |
(1) 1M x 64 |
(1) 1M x 64 |
160MB |
(1) 16M x 64 |
(1) 4M x 64 |
None |
None |
176MB |
(1) 16M x 64 |
(1) 2M x 64 |
(1) 2M x 64 |
(1) 2M x 64 |
192MB |
(1) 16M x 64 |
(1) 8M x 64 |
None |
None |
192MB |
(1) 8M x 64 |
(1) 8M x 64 |
(1) 8M x 64 |
None |
224MB |
(1) 16M x 64 |
(1) 4M x 64 |
(1) 4M x 64 |
(1) 4M x 64 |
256MB |
(1) 32M x 64 |
None |
None |
None |
256MB |
(1) 16M x 64 |
(1) 16M x 64 |
None |
None |
256MB |
(1) 8M x 64 |
(1) 8M x 64 |
(1) 8M x 64 |
(1) 8M x 64 |
272MB |
(1) 16M x 64 |
(1) 16M x 64 |
(1) 1M x 64 |
(1) 1M x 64 |
280MB |
(1) 32M x 64 |
(1) 1M x 64 |
(1) 1M x 64 |
(1) 1M x 64 |
288MB |
(1) 16M x 64 |
(1) 16M x 64 |
(1) 2M x 64 |
(1) 2M x 64 |
304MB |
(1) 32M x 64 |
(1) 2M x 64 |
(1) 2M x 64 |
(1) 2M x 64 |
DIMM CONFIGURATION (CONT) | ||||
Size |
Bank 0 |
Bank 1 |
Bank 2 |
Bank 3 |
320MB |
(1) 16M x 64 |
(1) 16M x 64 |
(1) 4M x 64 |
(1) 4M x 64 |
320MB |
(1) 16M x 64 |
(1) 8M x 64 |
(1) 8M x 64 |
(1) 8M x 64 |
352MB |
(1) 32M x 64 |
(1) 4M x 64 |
(1) 4M x 64 |
(1) 4M x 64 |
384MB |
(1) 16M x 64 |
(1) 16M x 64 |
(1) 16M x 64 |
None |
448MB |
(1) 32M x 64 |
(1) 8M x 64 |
(1) 8M x 64 |
(1) 8M x 64 |
512MB |
(1) 32M x 64 |
(1) 32M x 64 |
None |
None |
512MB |
(1) 16M x 64 |
(1) 16M x 64 |
(1) 16M x 64 |
(1) 16M x 64 |
640MB |
(1) 32M x 64 |
(1) 16M x 64 |
(1) 16M x 64 |
(1) 16M x 64 |
768MB |
(1) 32M x 64 |
(1) 32M x 64 |
(1) 32M x 64 |
None |
1024MB |
(1) 32M x 64 |
(1) 32M x 64 |
(1) 32M x 64 |
(1) 32M x 64 |
Note: Board accepts EDO & SDRAM memory. |
CACHE CONFIGURATION |
Note: 256KB/512KB cache is located on the Pentium II CPU. |
USB SELECTION | ||||
Setting |
W5 |
W6 |
W7 | |
USB 1 routed to J12 |
Pins 2 & 3 closed |
Pins 2 & 3 closed |
Pins 2 & 3 closed | |
USB 1 routed to J1 |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
Pins 1 & 2 closed |