Presario 50XX (Celeron) System Board Connectors

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Processor frequency selection, MHz

Bus freq., MHz

        
66 100 JP1 JP2 JP3 JP4
133* 200* off off off off
150* 250* on off off off
200* 300* off on off off
233* 350 on on off off
266 400 off off on off
300 450 on off on off
333 500* off on on off
366* 550* on on on off
400* 600* off off off on
433* 650* on off off on
466* 700* off on off on
500* 750* on on off on
533* 800* off off on on
100* 150* on off on on
NA NA off on on on
133* 200* on on on on
*Not shipped in these configurations

 

Connector information

Function Description Reference Designator
Keyboard Miniature 6-pin ½ J1
Mouse Miniature 6-pin ½ J1
Parallel port DSUB 25-pin J2
Video 15-pin VGA J4
Flat panel display 20-pin J100
Ethernet jack RJ45 J3
Microphone in Mini stereo ½ J6
Speaker out Mini stereo ½ J5
Line in Mini stereo ½ J6
Line out Mini stereo ½ J5
DIMM sockets 168-pin DIMM J17, J18, J19
SODIMM socket 144-pin SODIMM J13
PCI slots 32-bit PCI connector J15, J16
ISA slots 16-bit ISA connector J8, J9
Slot 1 clock multiplier 2-pin header JP1 -- JP4
Clear CMOS 3-pin header J22
Serial port DB9 J7
GamePort/USB 24-pin 2mm connector J29
Sleep button & LEDs 5-pin 2mm connector J26
Battery socket 2-pin socket BT1
CD-ROM audio 4-pin header, key 2 J11
IDE drives 40-pin headers, key 20 J23 (primary), J21 (secondary)
Diskette drive 34-pin header J30
Headphone board 5-pin 2mm connector J31
Internal speakers 2-pin header J27, J28
Second fan 4-pin header, key 2 J24
+3.3V power 6-pin header J20
Power supply 12-pin ATPWR header J12