System Board Connectors
See
Figure A
-3
and
Table A
-2
for the location and description of the system board connectors.
Figure A-3. System Board Connectors
Table A-
2. System Board Connectors
Riser Card Connectors
The system is available with either a PCIe riser card or a PCI-X/PCIe riser card. See
Figure A
-4
and
Figure A
-5
for the location and description of the expansion-
card slots on the two riser cards.
Figure A-4. PCIe Riser Card Connectors
Jumper
Setting
Description
PASSWD_EN
(default)
The password feature is enabled.
The password feature is disabled.
NVRAM_CLR
(default)
The configuration settings in NVRAM are retained at system boot.
The configuration settings in NVRAM are cleared at next system boot.
jumpered
unjumpered
Connector
Description
12V
power supply connector
BATTERY
Connector for the 3.0 V coin battery
DAUGHTER_CONN1
Connector for the daughter card
DIMM
n_
x
Memory modules (4)
FAN
Power connector for the fans
FRONT_PANEL
Control panel interface connector
INTRUSION_SWITCH Connector for the chassis intrusion switch
PRI_IDE1
Optical drive interface connector
PROC
Processor socket
PWR_CONN
power supply connector
RISER_CONN1
Riser card interface connector
SATA_PORT_
n
Connectors for the SATA hard drives
USB_CONN
Control panel interface connector
Summary of Contents for PowerEdge 850
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