Technical Support - Jumper Settings for 5DHX

Jumper Settings for 5DHX

CPU Type Selection

CPU Type	J27	J28	J29	J30	Core Frequency MHz
PENTIUM 75	CLOSE	CLOSE	1-2	1-2	50
PENTIUM 90	OPEN	CLOSE	1-2	1-2	60
PENTIUM 100	CLOSE	OPEN	1-2	1-2	66
PENTIUM 120	OPEN	CLOSE	1-2	2-3	60
PENTIUM 133	CLOSE	OPEN	1-2	2-3	66
PENTIUM 150	OPEN	CLOSE	2-3	2-3	60
PENTIUM 166	CLOSE	OPEN	2-3	2-3	66
PENTIUM 180	OPEN	CLOSE	2-3	1-2	60
PENTIUM 200	CLOSE	OPEN	2-3	1-2	66
PENTIUM 166 MMX	CLOSE	OPEN	2-3	2-3	66
PENTIUM 200 MMX	CLOSE	OPEN	2-3	1-2	66
CYRIX/IBM PR120	CLOSE	CLOSE	OPEN	2-3	50
CYRIX/IBM PR133	OPEN	OPEN	OPEN	2-3	55
CYRIX/IBM PR150	OPEN	CLOSE	OPEN	2-3	60
CYRIX/IBM PR166	CLOSE	OPEN	OPEN	2-3	66
AMD-K5-PR75	CLOSE	CLOSE	1-2	1-2	50
AMD-K5-PR90	OPEN	CLOSE	1-2	1-2	60
AMD-K5-PR100	CLOSE	OPEN	1-2	1-2	66
AMD-K5-PR120	OPEN	CLOSE	1-2	1-2	60
AMD-K5-PR133	CLOSE	OPEN	1-2	1-2	66
AMD-K5-PR150	OPEN	CLOSE	1-2	2-3	60
AMD-K5-PR166	CLOSE	OPEN	2-3	2-3	66

P55C (Dual Voltage) Pentium Support

Core voltage	JX1-4
3.3V	CLOSE
2.9V	OPEN

CMOS Discharge

Description	JP3
Normal	OPEN
Discharge	CLOSE

Flash ROM Write Protection

Description	JP39
Normal	CLOSE
Protected	OPEN