ICL
ERGOPRO E4
Processor |
80486SX/80487SX/80486DX/80486DX2/ODP486SX/Pentium Overdrive |
Processor Speed |
25/33/40/50(internal)/50/66(internal)MHz |
Chip Set |
OPTI |
Max. Onboard DRAM |
256MB |
Max. Cache |
64KB/128KB/256KB/1MB |
BIOS |
ICL |
Dimensions |
330mm x 218mm |
I/O Options |
CPU slot, 32-bit VESA local bus slots (2), floppy drive interface, IDE interface, SCSI interface (optional), parallel port, PS/2 mouse port, serial ports (2) |
NPU Options |
None |
CONNECTIONS | |||
Purpose |
Location |
Purpose |
Location |
IDE interface |
J1 |
Hard drive LED |
J7 |
Floppy drive interface |
J2 |
CPU fan |
J8 |
Parallel port |
J3 |
Power LED |
J9 |
Serial port 1 |
J4 |
External speaker |
J10 |
Serial port 2 |
J5 |
32-bit VESA local bus slots |
SL9 & SL10 |
PS/2 mouse port |
J6 |
CPU riser slot |
SL11 |
USER CONFIGURABLE SETTINGS | |||
Function |
Jumper |
Position | |
On-board SCSI disabled |
JP1 |
Closed | |
On-board SCSI enabled |
JP1 |
Open | |
Dallas CMOS chip installed |
JP2/A |
Closed | |
Benchmark CMOS chip installed |
JP2/B |
Closed | |
1 local bus wait state |
JP3 |
pins 2 & 3 closed | |
0 local bus wait states |
JP3 |
pins 1 & 2 closed | |
Factory configured - do not alter |
JP3 |
pins 5 & 6 closed | |
On board speaker enabled |
JP4 |
pins 2 & 3 closed | |
External speaker enabled |
JP4 |
pins 1 & 2 closed | |
Housing type A |
JP5 |
Closed | |
Housing type B |
JP5 |
Open | |
System setup unlocked |
JP6 |
pins 2 & 3 closed | |
System setup locked |
JP6 |
pins 1 & 2 closed | |
Reset button enabled |
JP7 |
Closed | |
Reset button disabled |
JP7 |
Open |
DRAM CONFIGURATION | ||||
Size |
Bank 0 |
Bank 1 |
Bank 2 |
Bank 3 |
4MB |
(1) 1M x 36 |
NONE |
NONE |
NONE |
8MB |
(1) 1M x 36 |
(1) 1M x 36 |
NONE |
NONE |
12MB |
(1) 1M x 36 |
(1) 1M x 36 |
(1) 1M x 36 |
NONE |
16MB |
(1) 1M x 36 |
(1) 1M x 36 |
(1) 1M x 36 |
(1) 1M x 36 |
16MB |
(1) 4M x 36 |
NONE |
NONE |
NONE |
20MB |
(1) 1M x 36 |
(1) 4M x 36 |
NONE |
NONE |
24MB |
(1) 1M x 36 |
(1) 1M x 36 |
(1) 4M x 36 |
NONE |
24MB |
(1) 1M x 36 |
(1) 4M x 36 |
(1) 1M x 36 |
NONE |
28MB |
(1) 1M x 36 |
(1) 1M x 36 |
(1) 4M x 36 |
(1) 1M x 36 |
28MB |
(1) 1M x 36 |
(1) 4M x 36 |
(1) 1M x 36 |
(1) 1M x 36 |
32MB |
(1) 4M x 36 |
(1) 4M x 36 |
NONE |
NONE |
36MB |
(1) 1M x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
NONE |
36MB |
(1) 4M x 36 |
(1) 4M x 36 |
(1) 1M x 36 |
NONE |
40MB |
(1) 1M x 36 |
(1) 1M x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
40MB |
(1) 1M x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
(1) 1M x 36 |
48MB |
(1) 4M x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
NONE |
52MB |
(1) 1M x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
52MB |
(1) 4M x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
(1) 1M x 36 |
64MB |
(1) 4M x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
64MB |
(1) 16M x 36 |
NONE |
NONE |
NONE |
72MB |
(1) 1M x 36 |
(1) 1M x 36 |
(1) 16M x 36 |
NONE |
80MB |
(1) 4M x 36 |
(1) 16M x 36 |
NONE |
NONE |
DRAM CONFIGURATION | ||||
Size |
Bank 0 |
Bank 1 |
Bank 2 |
Bank 3 |
84MB |
(1) 1M x 36 |
(1) 4M x 36 |
(1) 16M x 36 |
NONE |
84MB |
(1) 4M x 36 |
(1) 16M x 36 |
(1) 1M x 36 |
NONE |
88MB |
(1) 1M x 36 |
(1) 1M x 36 |
(1) 4M x 36 |
(1) 16M x 36 |
88MB |
(1) 4M x 36 |
(1) 16M x 36 |
(1) 1M x 36 |
(1) 1M x 36 |
96MB |
(1) 4M x 36 |
(1) 4M x 36 |
(1) 16M x 36 |
NONE |
96MB |
(1) 4M x 36 |
(1) 16M x 36 |
(1) 4M x 36 |
NONE |
100MB |
(1) 1M x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
(1) 16M x 36 |
100MB |
(1) 4M x 36 |
(1) 16M x 36 |
(1) 4M x 36 |
(1) 1M x 36 |
112MB |
(1) 4M x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
(1) 16M x 36 |
112MB |
(1) 4M x 36 |
(1) 16M x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
128MB |
(1) 16M x 36 |
(1) 16M x 36 |
NONE |
NONE |
132MB |
(1) 16M x 36 |
(1) 16M x 36 |
(1) 1M x 36 |
NONE |
136MB |
(1) 1M x 36 |
(1) 1M x 36 |
(1) 16M x 36 |
(1) 16M x 36 |
136MB |
(1) 16M x 36 |
(1) 16M x 36 |
(1) 1M x 36 |
(1) 1M x 36 |
144MB |
(1) 4M x 36 |
(1) 16M x 36 |
(1) 16M x 36 |
NONE |
144MB |
(1) 16M x 36 |
(1) 16M x 36 |
(1) 4M x 36 |
NONE |
148MB |
(1) 1M x 36 |
(1) 4M x 36 |
(1) 16M x 36 |
(1) 16M x 36 |
148MB |
(1) 16M x 36 |
(1) 16M x 36 |
(1) 4M x 36 |
(1) 1M x 36 |
160MB |
(1) 4M x 36 |
(1) 4M x 36 |
(1) 16M x 36 |
(1) 16M x 36 |
160MB |
(1) 4M x 36 |
(1) 16M x 36 |
(1) 4M x 36 |
(1) 16M x 36 |
160MB |
(1) 16M x 36 |
(1) 16M x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
192MB |
(1) 16M x 36 |
(1) 16M x 36 |
(1) 16M x 36 |
NONE |
208MB |
(1) 4M x 36 |
(1) 16M x 36 |
(1) 16M x 36 |
(1) 16M x 36 |
208MB |
(1) 16M x 36 |
(1) 16M x 36 |
(1) 4M x 36 |
(1) 16M x 36 |
256MB |
(1) 16M x 36 |
(1) 16M x 36 |
(1) 16M x 36 |
(1) 16M x 36 |
E4 CPU RISER CARD
CPU SPEED CONFIGURATION | |
Speed |
JP1 |
25MHz |
Open |
33MHz |
pins 3 & 4 closed |
40MHz |
pins 1 & 2 closed |
50MHz |
pins 1 & 2, 3 & 4 closed |
50iMHz |
Open |
66iMHz |
pins 3 & 4 closed |
SYSTEM SPEED CONFIGURATION | |
Speed |
JP4 |
25MHz |
pins 1 & 2, 4 & 5 closed |
33MHz |
pins 1 & 2, 5 & 6 closed |
40MHz |
pins 2 & 3, 4 & 5 closed |
50MHz |
pins 2 & 3, 5 & 6 closed |
50i MHz |
pins 1 & 2, 4 & 5 closed |
66i MHz |
pins 1 & 2, 5 & 6 closed |
CACHE JUMPER CONFIGURATION | ||||
Size |
JP6 |
JP9 |
JP15 |
JP16 |
64KB |
Open |
Open |
unidentified |
unidentified |
128KB |
pins 1 & 2 closed |
pins 3 & 4 closed |
unidentified |
unidentified |
256KB |
pins 1 & 2, 3 & 4 closed |
pins 3 & 4, 5 & 6 closed |
pins 2 & 3 closed |
pins 2 & 3 closed |
1MB |
All closed |
All closed |
pins 2 & 3 closed |
pins 2 & 3 closed |
CACHE CONFIGURATION | |||
Size |
Bank 0 |
Bank 1 |
TAG |
64KB |
unidentified |
unidentified |
unidentified |
128KB |
unidentified |
unidentified |
unidentified |
256KB |
(4) 32K x 8 |
(4) 32K x 8 |
unidentified |
1MB |
(4) 128K x 8 |
(4) 128K x 8 |
unidentified |
Note: The locations of Bank 0 and Bank 1 are unidentified. |