Dell Inspiron 3505 User Manual

I/O board
Removing the I/O board
Prerequisites
1. Follow the procedure in Before working inside your computer.
2. Remove the base cover.
About this task
The following images indicate the location of the I/O board and provides a visual representation of the removal procedure.
Steps
1. Open the latch and disconnect the fingerprint-reader board cable from the I/O board, if applicable.
2. Open the latch and disconnect the I/O-board power cable from the I/O board.
3. Open the latch and disconnect the fingerprint-reader cable from the I/O board, if applicable.
4. Open the latch and disconnect the I/O-board cable from the I/O board.
5. Remove the three screws (M2x4) that secure the I/O board to the palm-rest and keyboard assembly.
6. Lift the I/O board off the palm-rest and keyboard assembly.
26
Removing and installing components

Dell Inspiron 3505 Specifications

General

Processor	AMD Ryzen 5 3450U
RAM	8GB DDR4
Storage	256GB SSD
Display	15.6-inch FHD (1920 x 1080)
Operating System	Windows 10 Home
Battery	3-Cell, 42 WHr
Weight	1.83 kg
Graphics	Integrated AMD Radeon Graphics
Ports	2 x USB 3.2 Gen 1, 1 x USB 2.0, 1 x HDMI, 1 x SD card reader
Wireless	802.11ac Wi-Fi and Bluetooth