Dell PowerEdge R440 EMC Installation and Service Manual - Page 121

System battery, Optional internal USB memory key, Replacing the optional internal USB memory key

Page 121 highlights

Figure 94. Cable routing - 4 x 3.5 hard drive backplane with SATA 1. hard drive backplane 3. cable routing clip 5. backplane power cable 7. system board 2. backplane signal cable 4. SATA cable (BP: SATA_A to MB) 6. power supply unit System battery The Dell EMC PowerEdge R440 system supports CR 2032 3.0-V lithium coin cell system battery. Optional internal USB memory key NOTE: To locate the internal USB port on the system board, see the System board jumpers and connectors section. Replacing the optional internal USB memory key Prerequisites CAUTION: To avoid interference with other components in the server, the maximum permissible dimensions of the USB memory key are 15.9 mm wide x 57.15 mm long x 7.9 mm high. 1. Follow the safety guidelines listed in Safety instructions. 2. Follow the procedure listed in Before working inside your system. Steps 1. Locate the USB port or USB memory key on the system board. To locate the USB port, see the Jumpers and connectors. 2. If installed, remove the USB memory key from the USB port. 3. Insert the replacement USB memory key into the USB port. Installing and removing system components 121

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Figure 94. Cable routing - 4 x 3.5 hard drive backplane with SATA
1.
hard drive backplane
2.
backplane signal cable
3.
cable routing clip
4.
SATA cable (BP: SATA_A to MB)
5.
backplane power cable
6.
power supply unit
7.
system board
System battery
The Dell EMC PowerEdge R440 system supports CR 2032 3.0-V lithium coin cell system battery.
Optional internal USB memory key
NOTE:
To locate the internal USB port on the system board, see the
System board jumpers and connectors
section.
Replacing the optional internal USB memory key
Prerequisites
CAUTION:
To avoid interference with other components in the server, the maximum permissible dimensions of the USB
memory key are 15.9 mm wide x 57.15 mm long x 7.9 mm high.
1.
Follow the safety guidelines listed in
Safety instructions
.
2.
Follow the procedure listed in
Before working inside your system
.
Steps
1.
Locate the USB port or USB memory key on the system board.
To locate the USB port, see the
Jumpers and connectors
.
2.
If installed, remove the USB memory key from the USB port.
3.
Insert the replacement USB memory key into the USB port.
Installing and removing system components
121