ZENITH DATA SYSTEMS
EXPRESS 5800 HX4100/HX6100
|
Device Type |
Mainboard |
|
Processor |
Pentium Pro |
|
Processor Speed |
Unidentified |
|
Chip Set |
Unidentified |
|
Video Chip Set |
Unidentified |
|
Maximum Onboard Memory |
4GB |
|
Maximum Video Memory |
2MB |
|
Cache |
256/512KB (located on Pentium Pro CPU) |
|
BIOS |
Unidentified |
|
Dimensions |
355mm x 304mm |
|
I/O Options (backplane) |
32-bit PCI slots (9), floppy drive interface, SCSI interfaces (2), |
|
I/O Options (CPU) |
VRM connectors |

|
CONNECTIONS |
|||
|
Purpose |
Location |
Purpose |
Location |
|
Power status cable connector |
C1 |
SCSI interface |
CN1 |
|
Front panel connector |
C2 |
SCSI interface |
CN2 |
|
SCSI status cable connector |
C3 |
CPU slot |
SL1 |
|
Chassis fan power |
C4 |
I/O riser board slot |
SL2 |
|
Chassis fan power |
C5 |
32-bit PCI slots |
PC1 - PC9 |
|
Floppy drive interface |
C6 |
|
|
|
Note: SL1 is located on the underside of the mainboard. |
|||
|
USER CONFIGURABLE SETTINGS |
|||
|
Function |
Label |
Position |
|
|
» |
SCSI channel A select wide |
4J1 |
Pins 2 & 3 closed |
|
|
SCSI channel A select narrow |
4J1 |
Pins 1 & 2 closed |
|
» |
Factory configured - do not alter |
8A2/1 |
Off |
|
» |
Factory configured - do not alter |
8A2/2 |
Off |
|
» |
Factory configured - do not alter |
8A2/3 |
Off |
|
» |
Factory configured - do not alter |
8A2/4 |
Off |
|
» |
Flash BIOS write protect disabled |
9A2 |
Pins 2 & 3 closed |
|
|
Flash BIOS write protect enabled |
9A2 |
Pins 1 & 2 closed |
|
» |
Factory configured - do not alter |
10K9 |
Unidentified |
|
» |
CMOS memory normal operation |
13A/1 |
Off |
|
|
CMOS memory clear |
13A/1 |
On |
|
|
Password normal operation |
13A/2 |
Off |
|
|
Password clear |
13A/2 |
On |
|
» |
Factory configured - do not alter |
13A/3 |
Off |
|
» |
Factory configured - do not alter |
13A/4 |
Off |
|
» |
Factory configured - do not alter |
13A1/1 |
Off |
|
» |
Factory configured - do not alter |
13A1/2 |
Off |
|
» |
Factory configured - do not alter |
13A1/3 |
Off |
|
» |
Factory configured - do not alter |
13A1/4 |
Off |
|
» |
Factory configured - do not alter |
J1 |
Unidentified |
|
» |
Factory configured - do not alter |
P18 |
Closed |
|
» |
Factory configured - do not alter |
P25 |
Unidentified |
|
VIDEO MEMORY CONFIGURATION |
||
|
Size |
Bank 0 |
Bank 1 |
|
1MB |
(2) 256K x 16 |
None |
|
2MB |
(2) 256K x 16 |
(2) 256K x 16 |

|
CONNECTIONS |
|||
|
Purpose |
Location |
Purpose |
Location |
|
Chassis fan power |
C1 |
CPU slot |
SL1 |
|
Chassis fan power |
C2 |
CPU slot |
SL2 |
|
USER CONFIGURABLE SETTINGS |
|||
|
Function |
Label |
Position |
|
|
» |
Factory configured - do not alter |
SW1/1 |
Unidentified |
|
» |
Factory configured - do not alter |
SW1/2 |
Unidentified |
|
» |
Factory configured - do not alter |
SW1/3 |
Unidentified |
|
» |
Factory configured - do not alter |
SW1/4 |
Unidentified |
|
DIMM CONFIGURATION |
||||
|
Size |
Bank 1 |
Bank 2 |
Bank 3 |
Bank 4 |
|
128MB |
(2) 8M x 64 |
None |
None |
None |
|
256MB |
(2) 16M x 64 |
None |
None |
None |
|
384MB |
(2) 16M x 64 |
(2) 8M x 64 |
None |
None |
|
512MB |
(2) 32M x 64 |
None |
None |
None |
|
640MB |
(2) 32M x 64 |
(2) 8M x 64 |
None |
None |
|
768MB |
(2) 32M x 64 |
(2) 16M x 64 |
None |
None |
|
DIMM CONFIGURATION (CON'T) |
||||
|
Size |
Bank 1 |
Bank 2 |
Bank 3 |
Bank 4 |
|
896MB |
(2) 32M x 64 |
(2) 16M x 64 |
(2) 8M x 64 |
None |
|
1024MB |
(2) 32M x 64 |
(2) 32M x 64 |
None |
None |
|
1152MB |
(2) 32M x 64 |
(2) 32M x 64 |
(2) 8M x 64 |
None |
|
1280MB |
(2) 32M x 64 |
(2) 32M x 64 |
(2) 16M x 64 |
None |
|
1408MB |
(2) 32M x 64 |
(2) 32M x 64 |
(2) 16M x 64 |
(2) 8M x 64 |
|
1536MB |
(2) 32M x 64 |
(2) 32M x 64 |
(2) 32M x 64 |
None |
|
1664MB |
(2) 32M x 64 |
(2) 32M x 64 |
(2) 32M x 64 |
(2) 8M x 64 |
|
1792MB |
(2) 32M x 64 |
(2) 32M x 64 |
(2) 32M x 64 |
(2) 16M x 64 |
|
1920MB |
(2) 32M x 64 |
(2) 32M x 64 |
(2) 32M x 64 |
(2) 16M x 64 |
|
2048MB |
(2) 32M x 64 |
(2) 32M x 64 |
(2) 32M x 64 |
(2) 32M x 64 |
|
2176MB |
(2) 32M x 64 |
(2) 32M x 64 |
(2) 32M x 64 |
(2) 32M x 64 |
|
2304MB |
(2) 32M x 64 |
(2) 32M x 64 |
(2) 32M x 64 |
(2) 32M x 64 |
|
2432MB |
(2) 32M x 64 |
(2) 32M x 64 |
(2) 32M x 64 |
(2) 32M x 64 |
|
2560MB |
(2) 32M x 64 |
(2) 32M x 64 |
(2) 32M x 64 |
(2) 32M x 64 |
|
2688MB |
(2) 32M x 64 |
(2) 32M x 64 |
(2) 32M x 64 |
(2) 32M x 64 |
|
2816MB |
(2) 32M x 64 |
(2) 32M x 64 |
(2) 32M x 64 |
(2) 32M x 64 |
|
2944MB |
(2) 32M x 64 |
(2) 32M x 64 |
(2) 32M x 64 |
(2) 32M x 64 |
|
3072MB |
(2) 32M x 64 |
(2) 32M x 64 |
(2) 32M x 64 |
(2) 32M x 64 |
|
3200MB |
(2) 32M x 64 |
(2) 32M x 64 |
(2) 32M x 64 |
(2) 32M x 64 |
|
3328MB |
(2) 32M x 64 |
(2) 32M x 64 |
(2) 32M x 64 |
(2) 32M x 64 |
|
3456MB |
(2) 32M x 64 |
(2) 32M x 64 |
(2) 32M x 64 |
(2) 32M x 64 |
|
3584MB |
(2) 32M x 64 |
(2) 32M x 64 |
(2) 32M x 64 |
(2) 32M x 64 |
|
3712MB |
(2) 32M x 64 |
(2) 32M x 64 |
(2) 32M x 64 |
(2) 32M x 64 |
|
3840MB |
(2) 32M x 64 |
(2) 32M x 64 |
(2) 32M x 64 |
(2) 32M x 64 |
|
4096MB |
(2) 32M x 64 |
(2) 32M x 64 |
(2) 32M x 64 |
(2) 32M x 64 |
|
DIMM CONFIGURATION (CON'T) |
||||
|
Size |
Bank 5 |
Bank 6 |
Bank 7 |
Bank 8 |
|
128MB |
None |
None |
None |
None |
|
256MB |
None |
None |
None |
None |
|
384MB |
None |
None |
None |
None |
|
512MB |
None |
None |
None |
None |
|
640MB |
None |
None |
None |
None |
|
768MB |
None |
None |
None |
None |
|
896MB |
None |
None |
None |
None |
|
1024MB |
None |
None |
None |
None |
|
1152MB |
None |
None |
None |
None |
|
1280MB |
None |
None |
None |
None |
|
1408MB |
None |
None |
None |
None |
|
1536MB |
None |
None |
None |
None |
|
1664MB |
None |
None |
None |
None |
|
1792MB |
None |
None |
None |
None |
|
DIMM CONFIGURATION (CON'T) |
||||
|
Size |
Bank 5 |
Bank 6 |
Bank 7 |
Bank 8 |
|
1920MB |
(2) 8M x 64 |
None |
None |
None |
|
2048MB |
None |
None |
None |
None |
|
2176MB |
(2) 8M x 64 |
None |
None |
None |
|
2304MB |
(2) 16M x 64 |
None |
None |
None |
|
2432MB |
(2) 16M x 64 |
(2) 8M x 64 |
None |
None |
|
2560MB |
(2) 32M x 64 |
None |
None |
None |
|
2688MB |
(2) 32M x 64 |
(2) 8M x 64 |
None |
None |
|
2816MB |
(2) 32M x 64 |
(2) 16M x 64 |
None |
None |
|
2944MB |
(2) 32M x 64 |
(2) 16M x 64 |
(2) 8M x 64 |
None |
|
3072MB |
(2) 32M x 64 |
(2) 32M x 64 |
None |
None |
|
3200MB |
(2) 32M x 64 |
(2) 32M x 64 |
(2) 8M x 64 |
None |
|
3328MB |
(2) 32M x 64 |
(2) 32M x 64 |
(2) 16M x 64 |
None |
|
3456MB |
(2) 32M x 64 |
(2) 32M x 64 |
(2) 16M x 64 |
(2) 8M x 64 |
|
3584MB |
(2) 32M x 64 |
(2) 32M x 64 |
(2) 32M x 64 |
None |
|
3712MB |
(2) 32M x 64 |
(2) 32M x 64 |
(2) 32M x 64 |
(2) 8M x 64 |
|
3840MB |
(2) 32M x 64 |
(2) 32M x 64 |
(2) 32M x 64 |
(2) 16M x 64 |
|
4096MB |
(2) 32M x 64 |
(2) 32M x 64 |
(2) 32M x 64 |
(2) 32M x 64 |

|
CONNECTIONS |
|||
|
Purpose |
Location |
Purpose |
Location |
|
VRM connector |
VRM1 |
VRM connector |
VRM2 |
|
CACHE CONFIGURATION |
|
Note: 256KB/512KB cache is located on the Pentium Pro CPU. |

|
CONNECTIONS |
|||
|
Purpose |
Location |
Purpose |
Location |
|
VRM connector |
VRM1 |
VRM connector |
VRM3 |
|
VRM connector |
VRM2 |
|
|
|
CACHE CONFIGURATION |
|
Note: 256KB/512KB cache is located on the Pentium Pro CPU. |