HP Netserver Service Handbook, Volume 2 - Mid

123
System Board Jumper Locations
1
2
3
E0722
E0721
E0720
E0392
E0391
E0390
E0292
E0291
E0290
E0190
System Board Jumper Settings
Jumper Function Default
E0190
Flash BOOT. When the jumper is on pins 1 and 2, the Flash ROM
can be reflashed. If the Flash ROM is corrupt, even reading from
the flexible disk drive does not work, move the jumper to 2-3 to
allow access to protected code on the Flash EPROM (boot code
protected sector) that should allow the Flash from the BIOS.
1 to 2
E0290
VGA. When the jumper is on pins 2 and 3, the built-in video is
disabled. Disable the built-in video only if a separate video board is
installed in the server.
1 to 2
E0291
Floppy R/W. When the jumper is on pins 1 and 2, it disables writing
to flexible disk drives.
2 to 3
E0292
NVRAM Clr. When the jumper is on pins 2 and 3, it erases the
current system configuration from NVRAM. The jumper must be on
pins 1 and 2 to run the EISA Configuration Utility to reconfigure the
server.
1 to 2
E0390
Password. When the jumper is on pins 1 and 2, it erases the
current power-on password from CMOS. The jumper must be on
pins 2 and 3 to use the power-on password.
2 to 3
E0391
SIMM0 Std. When the jumper is on pins 1 and 2, memory bank 0 is
compatible with 4 MB and 8 MB SIMMs. When the jumper is on pins
2 and 3, memory bank 0 is compatible with 16 MB and 32 MB
SIMMs.
1 to 2
E0392
SIMM1 Std. When the jumper is on pins 1 and 2, memory bank 1 is
compatible with 4 MB and 8 MB SIMMs. When the jumper is on pins
2 and 3, memory bank 1 is compatible with 16 MB and 32 MB
SIMMs.
1 to 2