REPLY CORPORATION
POWERBOARD 56/57 & 76/77
|
Processor |
80486SX2/80486DX2/80486DX4/Pentium Overdrive |
|
Processor Speed |
25/33/50(internal)/66(internal)/100(internal)MHz |
|
Chip Set |
IBM |
|
Max. Onboard DRAM |
64MB |
|
Cache |
Unidentified |
|
BIOS |
Reply |
|
Dimensions |
330mm x 218mm |
|
I/O Options |
Floppy drive interface, SCSI interface (2), 32-bit MCA riser card, parallel port, PS/2 mouse port, serial port, VGA port, Cache card slot |
|
NPU Options |
None |
|
CONNECTIONS | |||
|
Purpose |
Location |
Purpose |
Location |
|
PS/2 mouse port |
J1 |
Drive power |
J14 |
|
Parallel port |
J7 |
Internal SCSI interface |
J15 |
|
Serial port |
J8 |
Floppy drive interface |
J17 |
|
VGA port |
J9 |
32-bit MCA riser card |
J20 |
|
External SCSI interface |
J10 |
Secondary cache |
U57 |
|
Panel connector |
J13 | ||
|
USER CONFIGURABLE SETTINGS | |||
|
Function |
Jumper |
Position | |
|
» |
CMOS memory normal operation |
J6 |
pins 2 & 3 closed |
|
CMOS memory clear |
J6 |
pins 1 & 2 closed | |
|
» |
SCSI termination internal |
J22 |
pins 1 & 2 closed |
|
SCSI termination external |
J22 |
pins 2 & 3 closed | |
|
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 |
|
8MB |
(1) 2M x 36 |
NONE |
NONE |
NONE |
|
12MB |
(1) 1M x 36 |
(1) 1M x 36 |
(1) 1M x 36 |
NONE |
|
12MB |
(1) 2M x 36 |
(1) 1M x 36 |
NONE |
NONE |
|
16MB |
(1) 1M x 36 |
(1) 1M x 36 |
(1) 1M x 36 |
(1) 1M x 36 |
|
16MB |
(1) 2M x 36 |
(1) 1M x 36 |
(1) 1M x 36 |
NONE |
|
16MB |
(1) 2M x 36 |
(1) 2M x 36 |
NONE |
NONE |
|
16MB |
(1) 4M x 36 |
NONE |
NONE |
NONE |
|
20MB |
(1) 2M x 36 |
(1) 1M x 36 |
(1) 1M x 36 |
(1) 1M x 36 |
|
20MB |
(1) 2M x 36 |
(1) 2M x 36 |
(1) 1M x 36 |
NONE |
|
20MB |
(1) 4M x 36 |
(1) 1M x 36 |
NONE |
NONE |
|
24MB |
(1) 2M x 36 |
(1) 2M x 36 |
(1) 1M x 36 |
(1) 1M x 36 |
|
24MB |
(1) 2M x 36 |
(1) 2M x 36 |
(1) 2M x 36 |
NONE |
|
24MB |
(1) 4M x 36 |
(1) 1M x 36 |
(1) 1M x 36 |
NONE |
|
24MB |
(1) 4M x 36 |
(1) 2M x 36 |
NONE |
NONE |
|
28MB |
(1) 2M x 36 |
(1) 2M x 36 |
(1) 2M x 36 |
(1) 1M x 36 |
|
28MB |
(1) 4M x 36 |
(1) 1M x 36 |
(1) 1M x 36 |
(1) 1M x 36 |
|
28MB |
(1) 4M x 36 |
(1) 2M x 36 |
(1) 1M x 36 |
NONE |
|
32MB |
(1) 2M x 36 |
(1) 2M x 36 |
(1) 2M x 36 |
(1) 2M x 36 |
|
32MB |
(1) 4M x 36 |
(1) 2M x 36 |
(1) 1M x 36 |
(1) 1M x 36 |
|
32MB |
(1) 4M x 36 |
(1) 2M x 36 |
(1) 2M x 36 |
NONE |
|
32MB |
(1) 4M x 36 |
(1) 4M x 36 |
NONE |
NONE |
|
32MB |
(1) 8M x 36 |
NONE |
NONE |
NONE |
|
36MB |
(1) 4M x 36 |
(1) 2M x 36 |
(1) 2M x 36 |
(1) 1M x 36 |
|
36MB |
(1) 4M x 36 |
(1) 4M x 36 |
(1) 1M x 36 |
NONE |
|
36MB |
(1) 8M x 36 |
(1) 1M x 36 |
NONE |
NONE |
|
40MB |
(1) 4M x 36 |
(1) 2M x 36 |
(1) 2M x 36 |
(1) 2M x 36 |
|
40MB |
(1) 4M x 36 |
(1) 4M x 36 |
(1) 1M x 36 |
(1) 1M x 36 |
|
40MB |
(1) 4M x 36 |
(1) 4M x 36 |
(1) 2M x 36 |
NONE |
|
40MB |
(1) 8M x 36 |
(1) 1M x 36 |
(1) 1M x 36 |
NONE |
|
40MB |
(1) 8M x 36 |
(1) 2M x 36 |
NONE |
NONE |
|
44MB |
(1) 4M x 36 |
(1) 4M x 36 |
(1) 2M x 36 |
(1) 1M x 36 |
|
44MB |
(1) 8M x 36 |
(1) 1M x 36 |
(1) 1M x 36 |
(1) 1M x 36 |
|
44MB |
(1) 8M x 36 |
(1) 2M x 36 |
(1) 1M x 36 |
NONE |
|
48MB |
(1) 4M x 36 |
(1) 4M x 36 |
(1) 2M x 36 |
(1) 2M x 36 |
|
48MB |
(1) 4M x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
NONE |
|
48MB |
(1) 8M x 36 |
(1) 2M x 36 |
(1) 2M x 36 |
NONE |
|
48MB |
(1) 8M x 36 |
(1) 4M x 36 |
NONE |
NONE |
|
DRAM CONFIGURATION (CON’T) | ||||
|
Size |
Bank 0 |
Bank 1 |
Bank 2 |
Bank 3 |
|
52MB |
(1) 4M x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
(1) 1M x 36 |
|
52MB |
(1) 8M x 36 |
(1) 2M x 36 |
(1) 2M x 36 |
(1) 1M x 36 |
|
52MB |
(1) 8M x 36 |
(1) 4M x 36 |
(1) 1M x 36 |
NONE |
|
56MB |
(1) 4M x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
(1) 2M x 36 |
|
56MB |
(1) 8M x 36 |
(1) 2M x 36 |
(1) 2M x 36 |
(1) 2M x 36 |
|
56MB |
(1) 8M x 36 |
(1) 4M x 36 |
(1) 1M x 36 |
(1) 1M x 36 |
|
56MB |
(1) 8M x 36 |
(1) 4M x 36 |
(1) 2M x 36 |
NONE |
|
60MB |
(1) 8M x 36 |
(1) 4M x 36 |
(1) 2M 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) 8M x 36 |
(1) 4M x 36 |
(1) 2M x 36 |
(1) 2M x 36 |
|
64MB |
(1) 8M x 36 |
(1) 4M x 36 |
(1) 4M x 36 |
NONE |
|
64MB |
(1) 8M x 36 |
(1) 8M x 36 |
NONE |
NONE |
|
CPU TYPE CONFIGURATION | |
|
CPU |
J16 |
|
80486SX2 |
Closed |
|
80486DX2 |
Open |
|
80486DX4 |
Open |