Presario 4700 Jumper Settings

4704sysbdjumpers.JPG (227365 bytes)

Configuration Jumpers

Jumper Pins Function
P7   Replacement Battery Connector
P8 Bus Speed Select 1-2
2-3
3-4
4-5
50 MHz CPU External Bus Frequency
60 MHz CPU External Bus Frequency
66 MHz CPU External Bus Frequency
55 MHz CPU External Bus Frequency
P9 CPU Clock Multiplier A1-A2
B1-B2

A2-A3
B1-B2

A2-A3
B2-B3

A1-A2
B2-B3

1.5 ×

2.0 ×

2.5 ×

3.0 ×

P11 CMOS Clear
1-2*
Open
Secure CMOS Power
Remove jumper for 10 seconds and reinstall to
clear CMOS
*Default Setting

Connectors

Primary IDE Drive
(Hard Drive) 40-Pin Header, Key 20
J1
Line Out Mini Stereo 1/2 J2
Headphone/Speaker Out Mini Stereo 1/2 J2
Secondary IDE Drive
(CD Drive) 40-Pin Header, Key 20
J3
Diskette Drive 34-Pin Header J4
Line In Mini Stereo 1/2 J5
Microphone Mini Stereo 1/2 J5
Keyboard Miniature 6-Pin 1/2 J6
Mouse Miniature 6-Pin 1/2 J6
Wavetable Connector 26-Pin Header, Key 7 J7
Serial 9-Pin Header J8
Button/Light Board 20-Pin Header J9
USB Port USB Connector J11
Cache Socket 160-Pin DIMM J13
Joystick/MIDI DSUB 15-Pin 2 Row J14
Riser Board PCI/ISA Slot J15
Video Memory Expansion 30-Pin Small Header J19, J16
LPB/MPEG 34-Pin Header J17
Parallel DSUB 25-Pin J18
MPEG 10-Pin Header J20
SIMM Sockets 72-Pin SIMM J26, J24, J23, J22
Video 15-Pin Header J25
Feature Connector 26-Pin Header J27
   
Power Supply 12-Pin ATPWR Header P1
MPEG Audio 4-Pin Header, Key 2 P3
Internal Line In
(CD Drive) 4-Pin Header, Key 2
P5
Internal Line In 4-Pin Header, Key 2 P6
Replacement Battery 4-Pin Header, Key 2 P7
Clock Speed 5-Pin Header P8
Clock Multiplier 6-Pin Header P9
CMOS 2-Pin Header P11