MICROMEDIA TECHNOLOGIES, INC.
PCI 486
|
Processor |
80486SX/80486DX/80486DX2/Pentium Overdrive |
|
Processor Speed |
25/33/50(internal)/66(internal)MHz |
|
Chip Set |
Intel |
|
Max. Onboard DRAM |
128MB |
|
Cache |
64/128/256/512KB |
|
BIOS |
Phoenix |
|
Dimensions |
330mm x 218mm |
|
I/O Options |
PCI local bus slots (3) |
|
NPU Options |
None |
|
CONNECTIONS |
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|
Purpose |
Location |
Purpose |
Location |
|
Hard drive LED |
CN1 |
SCSI connector |
J25 |
|
Speaker |
CN2 |
PCI local bus |
PCI1 |
|
Reset switch |
CN3 |
PCI local bus |
PCI2 |
|
Power LED & keylock |
CN4 |
PCI local bus |
PCI3 |
|
USER CONFIGURABLE SETTINGS |
|||
|
Function |
Jumper |
Position |
|
|
|
CMOS memory normal operation |
CN5 |
Pins 1 & 2 closed |
|
|
CMOS memory clear |
CN5 |
Pins 2 & 3 closed |
|
|
Factory configured - do not alter |
J12 |
N/A |
|
|
SCSI interrupt select IRQ11 |
J14 |
Pins 2 & 3 closed |
|
|
SCSI interrupt select IRQ9 |
J14 |
Pins 1 & 2 closed |
|
|
Factory configured - do not alter |
J15 |
N/A |
|
|
Factory configured - do not alter |
J16 |
N/A |
|
|
Cache enabled |
J17 |
Pins 2 & 3 closed |
|
|
Cache disabled |
J17 |
Pins 1 & 2 closed |
|
|
SCSI terminator term power source from system |
J24 |
Closed |
|
|
SCSI terminator term power source from peripheral |
J24 |
Open |
|
CPU TYPE CONFIGURATION |
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|
Type |
KC1 |
KC2 |
KC3 |
KC4 |
KC5 |
|
80486SX |
Open |
Open |
Open |
Closed |
Open |
|
80487SX |
Open |
Closed |
Closed |
Open |
Closed |
|
80486DX |
Closed |
Open |
Closed |
Open |
Closed |
|
ODP486SX |
Open |
Closed |
Closed |
Open |
Closed |
|
80486DX2 |
Closed |
Open |
Closed |
Open |
Closed |
|
Pentium Overdrive |
Open |
Closed |
Closed |
Open |
Closed |
|
CACHE JUMPER CONFIGURATION |
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|
Size |
J5 |
J6 |
J7 |
J11 |
J18 |
J19 |
|
64KB |
Open |
Open |
Open |
Pins 2 & 3 |
Pins 1 & 2 |
Pins 1 & 2 |
|
128KB |
Open |
Closed |
Open |
Pins 1 & 2 |
Pins 2 & 3 |
Pins 1 & 2 |
|
256KB |
Open |
Closed |
Closed |
Pins 1 & 2 |
Pins 1 & 2 |
Pins 2 & 3 |
|
512KB |
Closed |
Closed |
Closed |
Pins 1 & 2 |
Pins 2 & 3 |
Pins 2 & 3 |
|
Note:Pins designated should be in the closed position. |
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|
CPU SPEED CONFIGURATION |
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|
Speed |
J13 |
J103 |
|
25MHz |
Pins 1 & 2 closed |
Open |
|
33MHz |
Pins 2 & 3 closed |
Closed |
|
50i MHz |
Pins 1 & 2 closed |
Open |
|
66i MHz |
Pins 2 & 3 closed |
Closed |
|
PCI INTERRUPT SELECTION |
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|
PCI1 |
J36A |
J39A |
J40A |
J42A |
J43A |
J113A |
|
IRQ3 |
Open |
Open |
Open |
Open |
Open |
Closed |
|
IRQ10 |
Open |
Closed |
Open |
Open |
Open |
Open |
|
IRQ11 |
Open |
Open |
Closed |
Open |
Open |
Open |
|
IRQ14 |
Open |
Open |
Open |
Closed |
Open |
Open |
|
IRQ15 |
Open |
Open |
Open |
Open |
Closed |
Open |
|
IRQ25 |
Closed |
Open |
Open |
Open |
Open |
Open |
|
PCI INTERRUPT SELECTION |
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|
PCI2 |
J36B |
J39B |
J40B |
J42B |
J43B |
J113B |
|
IRQ3 |
Open |
Open |
Open |
Open |
Open |
Closed |
|
IRQ10 |
Open |
Closed |
Open |
Open |
Open |
Open |
|
IRQ11 |
Open |
Open |
Closed |
Open |
Open |
Open |
|
IRQ14 |
Open |
Open |
Open |
Closed |
Open |
Open |
|
IRQ15 |
Open |
Open |
Open |
Open |
Closed |
Open |
|
IRQ25 |
Closed |
Open |
Open |
Open |
Open |
Open |
|
PCI INTERRUPT SELECTION |
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|
PCI3 |
J36C |
J39C |
J40C |
J42C |
J43C |
J113C |
|
IRQ3 |
Open |
Open |
Open |
Open |
Open |
Closed |
|
IRQ10 |
Open |
Closed |
Open |
Open |
Open |
Open |
|
IRQ11 |
Open |
Open |
Closed |
Open |
Open |
Open |
|
IRQ14 |
Open |
Open |
Open |
Closed |
Open |
Open |
|
IRQ15 |
Open |
Open |
Open |
Open |
Closed |
Open |
|
IRQ25 |
Closed |
Open |
Open |
Open |
Open |
Open |
|
LOCAL BUS MASTER SELECTION |
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|
Master |
J104 |
J105 |
|
|
|
PCI 3 |
Pins 2 & 3 closed |
Pins 2 & 3 closed |
|
|
PCI 1 |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
|
LOCAL BUS MASTER SELECTION |
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|
Master |
J106 |
J107 |
|
|
|
SCSI |
Pins 2 & 3 closed |
Pins 2 & 3 closed |
|
|
PCI 2 |
Pins 1 & 2 closed |
Pins 1 & 2 closed |
|
DRAM CONFIGURATION |
||
|
Size |
Bank 0 |
Bank 1 |
|
2MB |
(2) 256K x 36 |
NONE |
|
4MB |
(2) 256K x 36 |
(2) 256K x 36 |
|
4MB |
(2) 512K x 36 |
NONE |
|
6MB |
(2) 256K x 36 |
(2) 512K x 36 |
|
6MB |
(2) 512K x 36 |
(2) 256K x 36 |
|
8MB |
(2) 512K x 36 |
(2) 512K x 36 |
|
8MB |
(2) 1M x 36 |
NONE |
|
10MB |
(2) 256K x 36 |
(2) 1M x 36 |
|
10MB |
(2) 1M x 36 |
(2) 256K x 36 |
|
12MB |
(2) 512K x 36 |
(2) 1M x 36 |
|
12MB |
(2) 1M x 36 |
(2) 512K x 36 |
|
16MB |
(2) 1M x 36 |
(2) 1M x 36 |
|
16MB |
(2) 2M x 36 |
NONE |
|
18MB |
(2) 256K x 36 |
(2) 2M x 36 |
|
18MB |
(2) 2M x 36 |
(2) 256K x 36 |
|
20MB |
(2) 512K x 36 |
(2) 2M x 36 |
|
20MB |
(2) 2M x 36 |
(2) 512K x 36 |
|
24MB |
(2) 1M x 36 |
(2) 2M x 36 |
|
24MB |
(2) 2M x 36 |
(2) 1M x 36 |
|
32MB |
(2) 2M x 36 |
(2) 2M x 36 |
|
32MB |
(2) 4M x 36 |
NONE |
|
34MB |
(2) 256K x 36 |
(2) 4M x 36 |
|
34MB |
(2) 4M x 36 |
(2) 256K x 36 |
|
36MB |
(2) 512K x 36 |
(2) 4M x 36 |
|
36MB |
(2) 4M x 36 |
(2) 512K x 36 |
|
40MB |
(2) 1M x 36 |
(2) 4M x 36 |
|
40MB |
(2) 4M x 36 |
(2) 1M x 36 |
|
48MB |
(2) 2M x 36 |
(2) 4M x 36 |
|
48MB |
(2) 4M x 36 |
(2) 2M x 36 |
|
64MB |
(2) 4M x 36 |
(2) 4M x 36 |
|
64MB |
(2) 8M x 36 |
NONE |
|
66MB |
(2) 256K x 36 |
(2) 8M x 36 |
|
66MB |
(2) 8M x 36 |
(2) 256K x 36 |
|
68MB |
(2) 512K x 36 |
(2) 8M x 36 |
|
68MB |
(2) 8M x 36 |
(2) 512K x 36 |
|
72MB |
(2) 1M x 36 |
(2) 8M x 36 |
|
72MB |
(2) 8M x 36 |
(2) 1M x 36 |
|
80MB |
(2) 2M x 36 |
(2) 8M x 36 |
|
80MB |
(2) 8M x 36 |
(2) 2M x 36 |
|
96MB |
(2) 4M x 36 |
(2) 8M x 36 |
|
96MB |
(2) 8M x 36 |
(2) 4M x 36 |
|
128MB |
(2) 8M x 36 |
(2) 8M x 36 |