- Notes, cautions, and warnings
- Working inside your computer
- Removing and installing components
- Recommended tools
- Screw list
- Major components of Inspiron 15 3521
- Secure Digital (SD) Card
- Base cover
- Battery
- Memory module
- M.2 solid-state drive
- 2.5-inch hard drive
- Wireless card
- Speakers
- System board thermal plate
- Touchpad
- Display assembly
- Display hinge caps
- Display bezel
- Display hinges
- Display panel
- Camera
- Display cable
- System board
- I/O daughter-board flexible flat cable
- I/O daughter-board
- Power button
- Power button with optional fingerprint reader
- Power-adapter port
- Display back-cover and antenna assembly
- Palm-rest and keyboard assembly
- Drivers and downloads
- BIOS setup
- Troubleshooting
- Handling swollen Lithium-ion batteries
- Dell SupportAssist Pre-boot System Performance Check diagnostics
- Built-in self-test (BIST)
- System-diagnostic lights
- Recovering the operating system
- Real-Time Clock (RTC Reset)
- Backup media and recovery options
- WiFi power cycle
- Drain residual flea power (perform hard reset)
- Getting help and contacting Dell
Inspiron 15 3521 Service Manual
Removing the display panel
Prerequisites
- Follow the procedure in Before working inside your computer.
- Remove the secure digital card.
- Remove the base cover.
- Remove the wireless card.
- Remove the display assembly.
- Remove the display hinge caps.
- Remove the display bezel.
- Remove the display hinges.
About this task
The following images indicate the location of the display panel and provide a visual representation of the removal procedure.
Steps
- Using a plastic scribe, pry the display panel from the bottom-right corner.
- Using your hands, gently pry the display panel from the tabs along the right side of the display back-cover.
- Repeat step 1 and 2 for the left side of the display panel assembly.
- Lift the bottom side of the display panel and slide it downward to release the display brackets from the slots at the top side of the display cover.
- Gently flip the display panel assembly forward, peel back the Mylar tape securing the display cable on the rear of the display panel.
NOTE: Ensure that the panel has a clean and smooth surface to rest on to prevent damage.
- Disconnect the display cable from the display panel assembly and lift the display panel away from the system.
NOTE: Do not remove the metal brackets from the panel.
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