Signal Distribution - HP dx7300 Technical Reference Manual

7.4

Signal Distribution

Figures 7-5 through 7-7 show general signal distribution between the main subassemblies of the
system units.
Chassis Fan
NOTES:
See Figure 7- 1 0 for header pinout.
Figure 7-5. USDT Form Factor Signal Distribution Diagram
Technical Reference Guide
Speaker
Power LED
P8
P6
P5
+12 VccP
P3
+3.3, +5, +5 Aux, +12 VDC
P1
PS On, POK
SATA I/F
P60
System
Board
404233
IDE I/F.,
Diskette I/F.,
CD Audio
P21
Kybd data
J66
Mouse data
J67
Mic In, HP Out
Audio
P23
USB 8,9 Tx/Rx
P24
Power On
Power
Supply
Assembly
SATA
Hard Drive
Slimline Optical Drive
SATA-
PATA
Interface
Keyboard
Mouse
Front
Panel
I/O Module
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Power and Signal Distribution
HD LED
7-11