Zenith Data Systems MT2000 manual System Board Jumper Configurations, J6A

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	Table 4-8. System Board Jumper Configurations
Jumper	Description	Option	Setting	Factory	Your
				Default	Setting
Reserved		Required on factory default.	2-3	2-3	2-3
J7A
FLASH Code	FLASH reprogramming	BIOS not write protected; FLASH update	1-2	1-2
J6A	power protection	BIOS write protected; no FLASH update
			2-3
Reserved		Required on factory default.	1-2	1-2	1-2
J5A
CPU Speed	Used with jumpers at	Required on factory default	2-3	2-3	2-3
J4A	J3A, J2A, J1A, J6B and
	J5B to set CPU speed*
CPU Speed	Used with jumpers at	Required on factory default	1-2	1-2	1-2
J3A	J2A, J4A, J1A, J6B and
	J5B to set CPU speed*
CPU Speed	Used with jumpers at	Required on factory default	2-3	2-3	2-3
J2A	J3A, J4A, J1A, J6B and
	J5B to set CPU speed*
CPU Speed	Used with jumpers at	Required on factory default	2-3	2-3	2-3
J1A	J3A, J4A, J2A, J6B and
	J5B to set CPU speed*
Reserved		Required on factory default.	1-2	1-2	1-2
J7B
CPU Speed	Used with jumpers at	Required on factory default.	1-2	1-2	1-2
J6B	J3A, J4A, J2A, J1A and
	J5B to set CPU speed*
CPU Speed	Used with jumpers at	Required on factory default.	2-3	2-3	2-3
J5B	J3A, J4A, J2A, J1A and
	J6B to set CPU speed*
Reserved		Required on factory default.	2-3	2-3	2-3
J4B
Reserved		Required on factory default.	1-2	1-2	1-2
J3B
Password Clear	Password protection	Password protection enabled	1-2	1-2
J2B		Password cleared; protection off	2-3
CMOS Clear	Real-time clock CMOS	RTC CMOS protection enabled	1-2	1-2
J1B	protection	RTC CMOS cleared to factory defaults	2-3
Reserved	All nine jumpers must be	Required on factory default.	IN	IN	IN
J601	in.
Reserved		Required on factory default.	2-3	2-3	2-3
J612

* To change CPU speed, see Table 4-9.

Configuring Your System