Settings With Switches And Jumpers - Fujitsu Siemens Computers D1520 Technical Manual

Settings with switches and jumpers

Settings with switches and jumpers
Your mainboard is equipped with switches or jumpers. The positions of the switches or jumpers are
shown on page "Cover".
ON
1 2 3 4
1
2
i
The clock frequency of the processor is set automatically.
Skipping system and BIOS Setup password - switch 1 / pinpair 3
Switch 1 enables skipping the system and BIOS Setup password.
On System and BIOS Setup password are skipped when the device is switched on and
may be changed.
Off System and BIOS Setup password must be entered when the device is switched on.
Recovering System BIOS - switch 2 / pinpair 1
Switch 2 enables recovery of the old system BIOS after an attempt to update has failed. To restore
the old system BIOS you need a Flash BIOS Diskette (please call our customer service centre).
On The System BIOS executes from floppy drive A: and the inserted "Flash-BIOS-
Diskette" restores the System BIOS on the mainboard.
Off Normal operation (default setting).
Reserved - switch 3 and switch 4
Switch 3 and 4 are reserved.
14 - English
Switch 1 = must always be set to
Switch 2 = System BIOS recovery
Switch 3 = must always be set to
Switch 4 = must always be set to
Pinpair 1 inserted =
3
System BIOS recovery
Pinpair 3 inserted =
Skipping system and BIOS Setup password
Pinpair 2 inserted =
State of supply; jumper has no function
off
off
off
A26361-D1520-Z120-1-6319