Dell 4100 - Page 21

System Overview 1-19
power
supply # 1
power
supply # 2
+5 VFP
PSON#
–5 VDC
+12 VDC
–12 VDC
+5 VDC
+3.3 VDC
+5 VFP
PSON#
–5 VDC
+12 VDC
–12 VDC
+5 VDC
+3.3 VDC
+5 VFP
PSON#
–5 VDC
+12 VDC
–12 VDC
+5 VDC
+3.3 VDC
+12 VDC
+5 VDC
+3.3 VDC
+12 VDC
+5 VDC
+3.3 VDC
+12 VDC
+5 VDC
+12 VDC
+5 VDC
PWR1
SCSI backplane
(six drive bays)
FLOPPY
1
2
3
4
5
6
CD-ROM
control panel
speaker
power-on
LED
on/off
reset
3 X 6 LEDs
system board
power
management
logic
RTC/
NVRAM
PWRGOOD
EISA1
through
EISA3
PCI4
through
PCI8
–12 VDC
+12 VDC
–5 VDC
+5 VDC
+5 VFP
+3.3 VDC
PSON#
PWRGOOD
keyboard
controller
+3.3 VDC
+5 VDC
+12 VDC
–12 VDC
–5 VDC
+12 VDC
–12 VDC
+5 VDC
battery
battery (+3 VDC)
+3.3 VDC
PWRGOOD
+5 VFP
REMOTE
processor
core
regulator (2)
main memory
sockets
DIMM A
through
DIMM H
PROCESSOR 1
and
PROCESSOR 2
KEY-
BOARD
MOUSE
FAN1
FAN2
FAN3
+3.3 VDC
core VCC (+2.1 to +3.5 VDC)
fuse
+12 VDC
+12 VDC
+12 VDC
+5 VDC
+5 VDC
GTL
regulator
+1.5 VDC
P6 signal terminators
P1–5
P1–5
power-supply
paralleling board
+5 VFP from SCSI backplane
+5 VFP to SCSI backplane
BATV
BATV
PWR2
PWR3
PWRSCSI
(DDBP)
PWRFD
(FD1–4)
DC Power Distribution (Redundant System)
Figures 1-17 provides information about DC power distribution for the redun-
dant PowerEdge 4100 system.
Figure 1-17. Power Distribution (Redundant System)
POK
NOTE: A server management cable
(16-pin) carries the +5 VFP from
the system board to the SCSI
backplane. The control panel cable
(30-pin) carries the +5 VFP from
the backplane to the control panel.