Dell 2100/180 Laptop User Manual


 
System Overview 1-13
Figure 1-10. DC Power Distribution
DIMM_D
main memory
sockets
+3.3 VDC
core VCC (+2.1 to +3.5 VDC)
P3
P2
+5 VFP +5 VFP
PSON#
+5 VDC
–5 VDC
+12 VDC
–12 VDC
battery (+3 VDC)
+3.3 VDC
PWRGOOD
+5 VFP
+12 VDC
–12 VDC
+5 VDC
–5 VDC
PSON#
POWER
–5 VDC
+12 VDC
–12 VDC
+5 VDC
fuse
processor core
regulator
+12 VDC
+5 VDC
+5 VDC
+5 VDC
+5 VDC
PANEL
SPKR
KYBD
MOUSE
FAN
+5 VFP
+5 VDC
3.5-inch
diskette drive
power
management
logic
keyboard
controller
battery
+3 VDC
P1
EISA1
through
EISA3
PCI4
through
PCI6
MICROPROCESSOR
DIMM_C
DIMM_B
DIMM_A
P4
internal
hard-disk drive
optional
drive
P5
P6
RTC/
NVRAM
P7
+3.3 VDC
system board
CD-ROM
drive
internal
hard-disk drive
system
power supply
Y-cable
internal
hard-disk drive
+3.3 VDC
POWER3V
SRV_MGT
+12 VDC
–12 VDC
PWRGOOD