IBM 3301690 user manual Label Purpose, Reset Cmos Jumper, JCMOS1, JP1 Clear Cmos

3301690 CPU Card

The 3301690 CPU Board has one onboard jumper. The jumper is described in Table 3-22.

Label	Purpose		pe
J_CMOS1	Reset CMOS	Resets the CMOS	3-pin
Table 3-22: Jumpers

3.4.1 Reset CMOS Jumper

Jumper Label:	J_CMOS1
Jumper Type:	3 pin header
Jumper Settings:	See Table 3-23
Jumper Location:	See Figure 3-22

If the CPU Card fails to boot due to improper BIOS setting, use this jumper to clear the CMOS data and reset the system BIOS information. To do this, use the jumper cap to close pins 2 and 3 for a few seconds then reinstall the jumper clip back to pins 1 and 2.

If the “CMOS Settings Wrong” message displays during the boot up process, you may then try to correct the fault by pressing the F1 to enter the CMOS Setup menu. You may then do one of the following:

„Enter the correct CMOS setting

„Load Optimal Defaults

„Load Failsafe Defaults.

After you have done one of the above, save your changes and exit the CMOS Setup menu.

JP1	CLEAR CMOS
1-2 closed	Normal (default)
2-3 closed	CLEAR CMOS

Table 3-23: J_CMOS1 Jumper Settings

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