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1-10 Dell Dimension XPS H233 and XPS H266 Systems Service Manual
Figure 1-6. DC Power Distribution
3.3 VDC
P2
secondary
hard-disk drive
(uses Y-cable)
+5 VDC
–12 VDC
GND
+12 VDC
+5 VDC
+5 VDC
GND
GND
J9D1
–5 VDC
–5 VDC
+5 VDC
+12 VDC
power
supply
PWRGOOD
P1
3.5-inch drives
(second drive
uses Y-cable)
3.5-inch
diskette drive
5.25-inch
drive
primary
hard-disk drive
ISA
connectors
PCI
connectors
1.5-V
converter
J6J2
J6J1
CPU/system
logic
system board
P3
P5
P4
P6
+5 VSB
PSON#
power
switch
GND
PSON#
+5 VSB
battery
RTC
GND
+12 VDC
GND
+2.1–2.8 VDC
GND
KEYBRD
MOUSE
GND
GND
+5 VDC
+5 VDC
fuse
P7
POWER
J7M1
J8L1
5.25-inch
drive
GND
+5 VDC
GND
GND
+5 VDC USB
fuse
+5 VDC
+5 VDC
GND
GND
J7J2
J7J1
2.1–2.8 V
converter
+1.5 VDC