Dell PowerEdge R740xd2 EMC Installation and Service Manual - Page 131

System battery, Replacing the system battery

Page 131 highlights

3. Using a Phillips #2 screwdriver, replace the screws to secure the LOM riser card to the system board. Figure 113. Installing LOM riser card Next steps 1. If removed, install the risers. 2. If removed, install the rear drive cage. 3. Install the air shroud. 4. Install the system cover. 5. Place the system into the rack. For more information, see the Rail Installation Guide available at www.dell.com/poweredgemanuals. 6. Open the drive bays, install all drives, and then close the drive bays. 7. Install the power supply units. 8. Follow the procedure listed in After working inside your system. System battery Replacing the system battery Prerequisites WARNING: There is a danger of a new battery exploding if it is incorrectly installed. Replace the battery only with the same or equivalent type recommended by the manufacturer. For more information, see the safety information that shipped with your system. 1. Follow the safety guidelines listed in Safety instruction. 2. Power off the system and all attached peripherals. 3. Disconnect the system from the electrical outlet, and disconnect the peripherals. 4. Ensure that all internal cables are routed correctly and connected, and no tools or extra parts are left inside the system. 5. Open the drive bays, remove all drives, and then close the drive bays. 6. Remove the power supply units. 7. Remove the system from the rack and place it on an ESD work bench. For more information, see the Rail Installation Guide available at www.dell.com/poweredgemanuals. 8. Remove the system cover. Installing and removing system components 131

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3.
Using a Phillips #2 screwdriver, replace the screws to secure the LOM riser card to the system board.
Figure 113. Installing LOM riser card
Next steps
1.
If removed,
install the risers
.
2.
If removed,
install the rear drive cage.
3.
Install the air shroud
.
4.
Install
the system cover
.
5.
Place the system into the rack. For more information, see the
Rail Installation Guide
available at
www.dell.com/poweredgemanuals
.
6.
Open the drive bays
, install
all drives
, and then
close the drive bays.
7.
Install the
power supply units
.
8.
Follow the procedure listed in
After working inside your system
.
System battery
Replacing the system battery
Prerequisites
WARNING:
There is a danger of a new battery exploding if it is incorrectly installed. Replace the battery only with the
same or equivalent type recommended by the manufacturer. For more information, see the safety information that
shipped with your system.
1.
Follow the safety guidelines listed in
Safety instruction
.
2.
Power off the system and all attached peripherals.
3.
Disconnect the system from the electrical outlet, and disconnect the peripherals.
4.
Ensure that all internal cables are routed correctly and connected, and no tools or extra parts are left inside the system.
5.
Open the drive bays
, remove
all drives
, and then
close the drive bays.
6.
Remove the
power supply units
.
7.
Remove the system from the rack and place it on an ESD work bench. For more information, see the
Rail Installation Guide
available at
www.dell.com/poweredgemanuals
.
8.
Remove the system cover
.
Installing and removing system components
131