Dell Precision 7550 User Manual

Steps
1. Connect the power button board cable to the power button board.
2. Align and place the power button board with power button cable into its slot on the computer.
3. Replace the (M2x3) screw to secure the power button board.
4. Adhere the power button board cable to the palmrest.
5. Connect the power button board cable to the connector on the system board.
Next steps
1. Install the heat-sink assembly.
2. Install the battery.
3. Install the base cover.
4. Install the SD card.
5. Follow the procedure in after working inside your computer.
Power button board with fingerprint reader
Removing the power button assembly with fingerprint
reader
Prerequisites
1. Follow the procedure in before working inside your computer.
2. Remove the SD card.
3. Remove the base cover.
4. Remove the battery.
5. Remove the heat-sink assembly.
About this task
The figure indicates the location of the power button assembly with fingerprint reader and provides a visual representation of the removal
procedure.
48
Disassembly and reassembly

Dell Precision 7550 Specifications

General

Wireless	Intel Wi-Fi 6 AX201, Bluetooth 5.1
Processor Options	Up to Intel Xeon W-10885M, 8 Core, 16MB Cache, 2.40 GHz up to 5.30 GHz Turbo, 45W, vPro Up to Intel Core i9-10885H, 8 Core, 16MB Cache, 2.40 GHz up to 5.30 GHz Turbo, 45W, vPro
Graphics	NVIDIA Quadro RTX 5000, RTX 4000, RTX 3000
Display	15.6-inch, FHD (1920 x 1080) up to UHD (3840 x 2160), IPS
Memory	Up to 128GB DDR4
Storage	Up to 4TB PCIe SSD
Operating System	Windows 10 Pro, Ubuntu Linux
Ports	2x Thunderbolt 3 (USB Type-C), HDMI 2.0, SD card reader
Battery	6-cell 95Whr