HP Compaq d330 DT Technical Reference Manual page 144

Power Button/LED Header P5
HD LED Cathode 1
HD LED Anode 3
M Reset 7
+5 VDC 9
Chassis ID2 15
Chassis ID0 17
CD ROM Audio Header P7
BIOS Fail 1
Not Connected 3
Not Connected 5
NOTE:
No polarity consideration required for connection to speaker header P6 or SCSI HD LED heade
[1] Separate cable connection for these two pins (equivalent of header P29 on other systems).
Figure 7-8. Header Pinouts
2 PS LED cathode
4 PS LED anode
GND 5
6 PWR Btn
8 GND
10 NC
NC 11
12 GND
GND 13
16 +5 VDC
18 Chassis ID1
1 Audio (Left Channel)
2 Ground
3 Ground
4 Audio (right channel)
AOL/SOS Header P12
2 Not Connected
4 Not Connected
6 Thermal
Ground 7
hp compaq d330 and d530 Series of Personal Computers
Featuring the Intel Pentium 4 Processor
First Edition - June 2003
Technical Reference Guide
r P29.
7-13