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Related Manuals for Dell Inspiron 5485
Summary of Contents for Dell Inspiron 5485
- Page 1 Inspiron 5485 Service Manual Regulatory Model: P92G Regulatory Type: P92G002...
- Page 2 A WARNING indicates a potential for property damage, personal injury, or death. © 2018 - 2019 Dell Inc. or its subsidiaries. All rights reserved. Dell, EMC, and other trademarks are trademarks of Dell Inc. or its subsidiaries. Other trademarks may be trademarks of their respective owners.
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Page 3: Table Of Contents
Contents 1 Before working inside your computer..................... 7 Before you begin ...................................7 2 After working inside your computer....................8 3 Safety instructions........................9 Electrostatic discharge—ESD protection.......................... 9 ESD field service kit ................................10 Transporting sensitive components............................11 4 Recommended tools........................12 5 Screw list...........................13 6 Removing the base cover......................15 Procedure....................................15 7 Replacing the base cover...................... - Page 4 Post-requisites..................................27 14 Removing the coin-cell battery....................28 Prerequisites..................................28 Procedure..................................... 28 15 Replacing the coin-cell battery....................29 Procedure..................................... 29 Post-requisites..................................29 16 Removing the fan........................30 Prerequisites..................................30 Procedure..................................... 30 17 Replacing the fan........................31 Procedure....................................31 Post-requisites..................................31 18 Removing the solid-state drive....................32 Prerequisites..................................32 Procedure..................................... 32 19 Replacing the solid-state drive....................
- Page 5 Post-requisites..................................44 26 Removing the speakers......................45 Prerequisites..................................45 Procedure..................................... 45 27 Replacing the speakers......................46 Procedure..................................... 46 Post-requisites..................................46 28 Removing the heat sink......................47 Prerequisites..................................47 Procedure (applicable only to computers shipped with integrated graphics card)............ 47 Procedure (applicable only to computers shipped with discrete graphics card)............47 29 Replacing the heat sink......................
- Page 6 37 Replacing the system board.......................62 Procedure..................................... 62 Post-requisites..................................63 Entering the Service Tag in the BIOS setup program....................63 38 Removing the palm-rest and keyboard assembly................. 65 Prerequisites..................................65 Procedure.....................................65 39 Replacing the palm-rest and keyboard assembly................. 66 Procedure.....................................66 Post-requisites..................................66 40 Device drivers.......................... 67 Video drivers..................................67 Wireless and Bluetooth drivers............................
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Page 7: Before Working Inside Your Computer
Before working inside your computer NOTE: The images in this document may differ from your computer depending on the configuration you ordered. Before you begin 1. Save and close all open files and exit all open applications. 2. Shut down your computer. Click Start > Power >... -
Page 8: After Working Inside Your Computer
After working inside your computer CAUTION: Leaving stray or loose screws inside your computer may severely damage your computer. 1. Replace all screws and ensure that no stray screws remain inside your computer. 2. Connect any external devices, peripherals, or cables you removed before working on your computer. 3. -
Page 9: Safety Instructions
Due to the increased density of semiconductors used in recent Dell products, the sensitivity to static damage is now higher than in previous Dell products. For this reason, some previously approved methods of handling parts are no longer applicable. -
Page 10: Esd Field Service Kit
It is recommended that all field service technicians use the traditional wired ESD grounding wrist strap and protective anti-static mat at all times when servicing Dell products. In addition, it is critical that technicians keep sensitive parts separate from all insulator parts while performing service and that they use anti-static bags for transporting sensitive components. -
Page 11: Transporting Sensitive Components
Transporting sensitive components When transporting ESD sensitive components such as replacement parts or parts to be returned to Dell, it is critical to place these parts in anti-static bags for safe transport. Lifting equipment Adhere to the following guidelines when lifting heavy weight equipment: CAUTION: Do not lift greater than 50 pounds. -
Page 12: Recommended Tools
Recommended tools The procedures in this document may require the following tools: • Phillips screwdriver #1 • Plastic scribe Recommended tools... -
Page 13: Screw List
Screw list NOTE: When removing screws from a component, it is recommended to note the screw type, the quantity of screws, and then place them in a screw storage box. This is to ensure that the correct number of screws and correct screw type is restored when the component is replaced. - Page 14 Component Secured to Screw type Quantity Screw image Power-button board Palm rest and keyboard M2x3 assembly Power button with Palm rest and keyboard M2x2 fingerprint reader assembly (optional) Solid-state drive Palm rest and keyboard M2x2.2 assembly System board Palm rest and keyboard M2x4 assembly Touchpad...
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Page 15: Removing The Base Cover
After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure 1. Loosen the three captive screws that secure the base cover to the palm-rest and keyboard assembly. 2. Remove the 6 screws (M2x5) that secure the base cover to the palm-rest and keyboard assembly. - Page 16 NOTE: The following steps are applicable only if you want to further remove other components from your computer. 5. Peel the tape that secures the battery cable to the system board. 6. Peel the tape that secures the battery cable connection to the system board. 7.
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Page 17: Replacing The Base Cover
After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure NOTE: Steps 1 and 2 are applicable only if you have disconnected the battery prior to removing other components from your computer. - Page 18 6. Tighten the three captive screws that secure the base cover to the palm-rest and keyboard assembly. 7. Replace the 6 screws (M2x5) that secure the base cover to the palm-rest and keyboard assembly. Replacing the base cover...
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Page 19: Removing The Battery
If the battery gets stuck inside your computer as a result of swelling, do not try to release it as puncturing, bending, or crushing a lithium-ion battery can be dangerous. In such an instance, contact Dell technical support for assistance. See https://www.dell.com/support. - Page 20 4. Remove the four screws (M2x3) that secure the battery to the palm-rest and keyboard assembly. 5. Lift the battery off the palm-rest and keyboard assembly. 6. Press and hold the power button for five seconds to ground the computer and drain the flea power. Removing the battery...
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Page 21: Replacing The Battery
After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure 1. Align the screw holes on the battery with the screw holes on the palm-rest and keyboard assembly. 2. Replace the four screws (M2x3) that secure the battery to the palm-rest and keyboard assembly. -
Page 22: Post-Requisites
Post-requisites Replace the base cover. Replacing the battery... -
Page 23: Removing The Memory Modules
Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Prerequisites Remove the base cover. Procedure 1. -
Page 24: Replacing The Memory Modules
After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure 1. Lift the flap from the memory module slot. 2. Align the notch on the memory module with the tab on the memory-module slot. -
Page 25: Removing The Wireless Card
Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Prerequisites Remove the base cover. Procedure 1. - Page 26 Removing the wireless card...
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Page 27: Replacing The Wireless Card
After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure 1. Connect the antenna cables to the wireless card. The following table provides the antenna-cable color scheme for the wireless card supported by your computer: Table 2. -
Page 28: Removing The Coin-Cell Battery
After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. CAUTION: Removing the coin-cell battery resets the BIOS setup program’s settings to default. It is recommended that you note the BIOS setup program’s settings before removing the coin-cell battery. -
Page 29: Replacing The Coin-Cell Battery
After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure 1. Adhere the coin-cell battery assembly to the palm-rest and keyboard assembly. 2. Connect the coin-cell battery to the system board. -
Page 30: Removing The Fan
Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Prerequisites Remove the base cover. Procedure 1. -
Page 31: Replacing The Fan
After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure 1. Align the screw holes on the fan with the screw holes on the palm-rest and keyboard assembly. 2. Replace the two screws (M2x3) that secure the fan to the palm-rest and keyboard assembly. -
Page 32: Removing The Solid-State Drive
After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. CAUTION: Solid-state drives are fragile. Exercise care when handling the solid-state drive. CAUTION: To avoid data loss, do not remove the solid-state drive while the computer is in sleep or on state. - Page 33 Removing the solid-state drive...
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Page 34: Replacing The Solid-State Drive
After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. CAUTION: Solid-state drives are fragile. Exercise care when handling the solid-state drive. Procedure 1. -
Page 35: Removing The Hard Drive
After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. CAUTION: Hard drives are fragile. Exercise care when handling the hard drive. CAUTION: To avoid data loss, do not remove the hard drive while the computer is in sleep or on state. - Page 36 5. Remove the four screws (M3x3) that secure the hard-drive bracket to the hard drive. 6. Lift the hard-drive bracket off the hard drive. Removing the hard drive...
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Page 37: Replacing The Hard Drive
After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. CAUTION: Hard drives are fragile. Exercise care when handling the hard drive. Procedure 1. -
Page 38: Post-Requisites
Post-requisites 1. Replace the battery. 2. Replace the base cover. Replacing the hard drive... -
Page 39: Removing The I/O Board
Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Prerequisites 1. Remove the base cover. 2. Remove the fan. -
Page 40: Replacing The I/O Board
After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure 1. Align the screw holes on the I/O board with the screw holes on the palm-rest and keyboard assembly. 2. Replace the two screws (M2x3) that secure the I/O board to the palm-rest and keyboard assembly. -
Page 41: Removing The Touchpad
Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Prerequisites 1. Remove the base cover. 2. Remove the battery. - Page 42 Removing the touchpad...
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Page 43: Replacing The Touchpad
After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure 1. Align the screw holes on the touchpad with the screw holes on the palm-rest and keyboard assembly. 2. Replace the four screws (M2x2 Big Head) that secure the touchpad to the palm-rest and keyboard assembly. -
Page 44: Post-Requisites
Post-requisites 1. Replace the battery. 2. Replace the base cover. Replacing the touchpad... -
Page 45: Removing The Speakers
Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Prerequisites 1. Remove the base cover. 2. Remove the battery. -
Page 46: Replacing The Speakers
After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure 1. Using the alignment posts, align and place the speakers on the palm-rest and keyboard assembly. 2. Route the speaker cable through the routing guides on the palm-rest and keyboard assembly. -
Page 47: Removing The Heat Sink
After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. NOTE: The heat sink may become hot during normal operation. Allow sufficient time for the heat sink to cool before you touch it. - Page 48 Removing the heat sink...
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Page 49: Replacing The Heat Sink
After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. CAUTION: Incorrect alignment of the heat sink can damage the system board and processor. NOTE: If either the system board or the heat sink is replaced, use the thermal pad/paste provided in the kit to ensure that thermal conductivity is achieved. -
Page 50: Post-Requisites
Post-requisites Replace the base cover. Replacing the heat sink... -
Page 51: Removing The Display Assembly
Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Prerequisites 1. Remove the base cover. 2. Remove the wireless card. - Page 52 7. Open the display at an angle of 90 degrees. 8. Lift the display assembly off the palm-rest and keyboard assembly. Removing the display assembly...
- Page 53 Removing the display assembly...
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Page 54: Replacing The Display Assembly
After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure 1. Slide the palm-rest and keyboard assembly at an angle under the hinges on the display assembly. 2. Align the screw holes on the display hinges with the screw holes on the palm-rest and keyboard assembly. -
Page 55: Post-Requisites
5. Slide the display cable into the connector on the system board and close the latch to secure the cable. 6. Adhere the tape to secure the display cable to the system board. 7. Slide the I/O-board cable into the connector on the I/O board and close the latch to secure the cable. 8. -
Page 56: Removing The Power Button With Fingerprint Reader
After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. NOTE: Applicable only for computers that are shipped with fingerprint reader. Prerequisites 1. -
Page 57: Replacing The Power Button With Fingerprint Reader
After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. NOTE: Applicable only for computers that are shipped with fingerprint reader. Procedure 1. -
Page 58: Removing The Power-Adapter Port
Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Prerequisites Remove the base cover. Procedure 1. -
Page 59: Replacing The Power-Adapter Port
After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure 1. Align the screw hole on the power-adapter port with the screw hole on the palm-rest and keyboard assembly. 2. Replace the screw (M2x3)that secures the power-adapter port to the palm-rest and keyboard assembly. -
Page 60: Removing The System Board
After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. NOTE: Your computer’s Service Tag is stored in the system board. You must enter the Service Tag in the BIOS setup program after you replace the system board. - Page 61 5. Disconnect the power-adapter port cable from the system board. 6. Remove the two screws (M2x3) that secure the USB Type-C port bracket to the system board. 7. Lift the USB Type-C port bracket off the system board. 8. Disconnect the speaker cable from the system board. 9.
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Page 62: Replacing The System Board
After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. NOTE: Your computer’s Service Tag is stored in the system board. You must enter the Service Tag in the BIOS setup program after you replace the system board. -
Page 63: Post-Requisites
12. Connect the I/O cable to the system board and close the latch. 13. Adhere the tape that secures the I/O cable to the system board. Post-requisites 1. Replace the solid-state drive. 2. Replace the fan. 3. Replace the wireless card. - Page 64 2. Press F2 when the Dell logo is displayed to enter the BIOS setup program. 3. Navigate to the Main tab and enter the Service Tag in the Service Tag Input field. NOTE: Service tag is the alphanumeric identifier located at the back side of your computer.
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Page 65: Removing The Palm-Rest And Keyboard Assembly
Before working inside your computer. After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Prerequisites 1. Remove the base cover. 2. Remove the battery. -
Page 66: Replacing The Palm-Rest And Keyboard Assembly
After working inside your computer, follow the instructions in After working inside your computer. For more safety best practices, see the Regulatory Compliance home page at www.dell.com/regulatory_compliance. Procedure Place the palm-rest and keyboard assembly on a clean and flat surface. Post-requisites 1. -
Page 67: Device Drivers
Device drivers Video drivers In the Device Manager, check if the video driver is installed. Install the video driver update from www.dell.com/support. Wireless and Bluetooth drivers In the Device Manager, check if the network card driver is installed. Install the driver updates from www.dell.com/support. -
Page 68: System Setup
Entering BIOS setup program 1. Turn on (or restart) your computer. 2. During POST, when the DELL logo is displayed, watch for the F2 prompt to appear, and then press F2 immediately. NOTE: The F2 prompt indicates that the keyboard is initialized. This prompt can appear very quickly, so you must watch for it, and then press F2. -
Page 69: System Setup Options
The one-time boot menu displays the devices that you can boot from including the diagnostic option. The boot menu options are: • Removable Drive (if available) • STXXXX Drive NOTE: XXX denotes the SATA drive number. • Optical Drive (if available) •... - Page 70 Advanced Default: Enabled USB Emulation Enables or disables the USB emulation feature. This feature defines how the BIOS, in the absence of a USB-aware operating system, handles USB devices. USB emulation is always enabled during POST. NOTE: You cannot boot any type of USB device (floppy, hard drive, or memory key) when this option is off.
- Page 71 Default: Disabled SupportAssist System Resolution Auto OS Recovery Threshold Controls the automatic boot flow for SupportAssist System Resolution Console and for the Dell OS Recovery tool. Default: 2 SupportAssist OS Recovery Enables or disables the boot flow for the SupportAssist OS Recovery tool in the even of certain system errors.
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Page 72: Clearing Cmos Settings
Enables or disables BIOS updates through UEFI capsule update packages. Default: Enabled WINDOWS SMM SECURITY MITIGATIONS TABLE (WSMT) Enables or disables configuration of platform features on Dell Client Systems with WSMT-enabled BIOS. Default: Enabled Table 6. System setup options—Boot menu... -
Page 73: Clearing Bios (System Setup) And System Passwords
Clearing BIOS (System Setup) and System passwords To clear the system or BIOS passwords, contact Dell technical support as described at www.dell.com/contactdell. NOTE: For information on how to reset Windows or application passwords, refer to the documentation accompanying Windows or your application. -
Page 74: Troubleshooting
Running the ePSA diagnostics 1. Turn on your computer. 2. As the computer boots, press the F12 key as the Dell logo appears. 3. On the boot menu screen, select the Diagnostics option. 4. Click the arrow at the bottom left corner. -
Page 75: Flashing Bios (Usb Key)
4. Connect the bootable USB drive to the computer that needs the BIOS update. 5. Restart the computer and press F12 when the Dell logo is displayed on the screen. 6. Boot to the USB drive from the One Time Boot Menu. -
Page 76: Wifi Power Cycle
2. Go to www.dell.com/support. 3. Click Product support, enter the Service Tag of your computer, and then click Submit. NOTE: If you do not have the Service Tag, use the auto-detect feature or manually browse for your computer model. 4. Click Drivers & downloads > Find it myself.