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Compaq Presario 7100 Series

Presario 7100 Motherboard Diagram (486)

Presario 7100 Motherboard Diagram (586)

Processor Jumper Settings, 486 Boards W/8 MB

Jumper	AMD 486 DX2/80	AMD 486 DX2/80 PLUS	AMD 486 DX4/100	AMD 486 DX4/100 PLUS	Cyrix 486DX2 V80	Intel PODP (P24T)
JC1	Open	2-3	Open	2-3	1-2	Open
JC2	Open	2-3	Open	2-3	1-2	2-3
JC3	Open	2-3	Open	2-3	1-2	Open
JC4	Open	2-3	Open	2-3	1-2	2-3
JC5	Open	2-3	Open	2-3	1-2	Open
JC6	Open	2-3	Open	2-3	1-2	Open
JC7	Open	2-3	Open	2-3	1-2	2-3
JC8	Open	2-3	Open	Open	Open	Open
JC9	2-3	1-2	2-3	1-2	1-2	3-4
JC10	1-2	2-3	Open	2-3	Open	Open
JC11	2-3	2-3	2-3	2-3	2-3	1-2
JC16	3-4	3-4	3-4	3-4	1-2	5-6, 7-8, 9-10
JC26	Open	Open	1-2	1-2	Open	1-2

Configuration Jumper Settings, 486 boards W/8 MB (R02, R03)

Jumper	Function	Pins	Function
JP7	Manually clear RTC and CMOS	1-2 2-3	CMOS Discharged Normal

Configuration Jumpers for 586 Models (R02, R03)

Jumper	Function	Pins	Function
JP4	Sound Subsystem	Open Closed	ES1688 Enabled ES1688 Disabled
JP7	CPU core/bus select	1-2 3-4 1-2,5-6	75/50 MHz 90/60 MHz 100/66.6 MHz
JP201	Manually clear RTC and CMOS	1-2 2-3	CMOS Discharged Normal