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Dell Vostro 5481 Service Manual
Dell Vostro 5481 Service Manual

Dell Vostro 5481 Service Manual

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Dell Vostro 5481
Service Manual
Regulatory Model: P92G
Regulatory Type: P92G001

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Summary of Contents for Dell Vostro 5481

  • Page 1 Dell Vostro 5481 Service Manual Regulatory Model: P92G Regulatory Type: P92G001...
  • Page 2 A WARNING indicates a potential for property damage, personal injury, or death. © 2018 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.
  • Page 3: Table Of Contents

    Contents 1 Working on your computer..........................6 Safety instructions................................6 Turning off your computer — Windows 10........................6 Before working inside your computer..........................6 After working inside your computer..........................7 2 Technology and components..........................8 DDR4....................................8 DDR4 Details.................................8 Memory Errors................................9 USB features..................................9 USB 3.0/USB 3.1 Gen 1 (SuperSpeed USB)......................
  • Page 4 Installing the memory module...........................28 Hard drive..................................29 Removing the 2.5 inch hard drive..........................29 Installing the 2.5 inch hard drive..........................31 Solid-state drive................................33 Removing the solid-state drive..........................33 Installing the solid-state drive...........................34 Speaker..................................... 36 Removing the speaker...............................36 Installing the speaker..............................37 System fan..................................38 Removing the system fan............................
  • Page 5 Contacting Dell................................. 75 Contents...
  • Page 6: Working On Your Computer

    Damage due to servicing that is not authorized by Dell is not covered by your warranty. Read and follow the safety instructions that came with the product.
  • Page 7: After Working Inside Your Computer

    Turn off your computer. Disconnect all network cables from the computer. CAUTION: To disconnect a network cable, first unplug the cable from your computer and then unplug the cable from the network device. Disconnect your computer and all attached devices from their electrical outlets. Press and hold the power button while the computer is unplugged to ground the system board.
  • Page 8: Technology And Components

    Technology and components NOTE: Instructions provided in this section are applicable on computers shipped with Windows 10 operating system. Windows 10 is factory-installed with this computer. Topics: • DDR4 • USB features • USB Type-C • Intel Optane memory • Intel UHD Graphics 620 •...
  • Page 9: Memory Errors

    Figure 2. Thickness difference Curved edge DDR4 modules feature a curved edge to help with insertion and alleviate stress on the PCB during memory installation. Figure 3. Curved edge Memory Errors Memory errors on the system display the new ON-FLASH-FLASH or ON-FLASH-ON failure code. If all memory fails, the LCD does not turn on.
  • Page 10: Speed

    finally has the answer to the consumers' demands with a theoretically 10 times faster than its predecessor. In a nutshell, USB 3.1 Gen 1 features are as follows: • Higher transfer rates (up to 5 Gbps) • Increased maximum bus power and increased device current draw to better accommodate power-hungry devices •...
  • Page 11: Applications

    Applications USB 3.0/USB 3.1 Gen 1 opens up the laneways and provides more headroom for devices to deliver a better overall experience. Where USB video was barely tolerable previously (both from a maximum resolution, latency, and video compression perspective), it's easy to imagine that with 5-10 times the bandwidth available, USB video solutions should work that much better.
  • Page 12: Usb Power Delivery

    USB Power Delivery The USB PD specification is also closely intertwined with USB Type-C. Currently, smartphones, tablets, and other mobile devices often use a USB connection to charge. A USB 2.0 connection provides up to 2.5 watts of power — that'll charge your phone, but that's about it. A laptop might require up to 60 watts, for example.
  • Page 13: Enabling Intel Optane Memory

    NOTE: Disabling Intel Optane memory is required before removing the SATA storage device, accelerated by the Intel Optane memory module, from the computer. On the taskbar, click the search box, and then type "Intel Rapid Storage Technology". Click Intel Rapid Storage Technology. The Intel Rapid Storage Technology window is displayed. On the Intel Optane memory tab, click Disable to disable the Intel Optane memory.
  • Page 14: Nvidia Geforce Mx130 Equivalent

    Nvidia GeForce MX130 equivalent Table 4. Nvidia GeForce MX130 specifications Feature Specifications Graphics memory 2 GB GDDR5 Bus type PCI Express 3.0 Memory Interface GDDR5 Clock Speeds 1122 - 1242 (Boost) MHz Maximum Color Depth Maximum Vertical Refresh Rate Operating Systems Graphics/ Video API Support Windows 10/ DX 12/ OGL4.5 Supported Resolutions and Max Refresh Rates (Hz) Numbers of Display Support...
  • Page 15: Removing And Installing Components

    Removing and installing components Recommended tools The procedures in this document may require the following tools: • Phillips #00 and #01 screwdriver • Plastic scribe Screw list The following table provides the list of screws that are used for securing different components. Table 5.
  • Page 16: Base Cover

    Component Screw type Quantity Screw image System board M2x2 Big Head Base cover Removing the base cover Follow the procedure in Before working inside your computer. To remove the base cover: Loosen the 3 captive screws that secure the base cover to the palmrest and the keyboard assembly [1]. b Remove the 6 (M2x5) screws that secure the base cover to the palmrest and the keyboard assembly [2].
  • Page 17: Installing The Base Cover

    Installing the base cover Align the base cover with the palmrest and the keyboard assembly. Press the edges of the cover until it clicks into place. Removing and installing components...
  • Page 18 Tighten the 3 captive screws to secure the base cover to the palmrest and keyboard assembly [1]. Replace the 6 (M2x5) screws to secure the base cover to the palmrest and keyboard assembly [2]. Removing and installing components...
  • Page 19: Battery

    If a battery gets stuck in a device as a result of swelling, do not try to free it as puncturing, bending, or crushing a Lithium-ion battery can be dangerous. In such an instance, the entire system should be replaced. Contact https://www.dell.com/support assistance and further instructions. • Always purchase genuine batteries from https://www.dell.com or authorized Dell partners and re-sellers. Removing and installing components...
  • Page 20: Removing The Battery

    Removing the battery Follow the procedure in Before working inside your computer. Remove the base cover. To remove the battery: Peel the adhesive tape that secures the battery cable connector to the system board [1]. b Disconnect the battery cable from the connector on the system board [2]. Remove the 4 (M2x3) screws that secure the battery to the palmrest and keyboard assembly [1].
  • Page 21: Installing The Battery

    Installing the battery Align the screw holes on the battery with the screw holes on the palm-rest and keyboard assembly [1]. Replace the 4 (M2x3) screws that secure the battery to the palm-rest and keyboard assembly [2]. Removing and installing components...
  • Page 22 Connect the battery cable to the connector on the system board [1]. Affix the adhesive tape to secure the battery cable connector to the system board [2]. Removing and installing components...
  • Page 23: Coin-Cell Battery

    Install the base cover. Follow the procedure in After working inside your computer. Coin-cell battery Removing the coin cell battery Follow the procedure in Before working inside your computer. Remove the: base cover battery To remove the coin cell battery: Disconnect the coin cell battery cable from the connector on the system board [1].
  • Page 24: Installing The Coin Cell Battery

    Installing the coin cell battery Affix the coin cell battery to the system [1]. Connect the coin cell battery cable to the connector on the system board [2]. Removing and installing components...
  • Page 25: Wlan Card

    Install the: battery base cover Follow the procedure in After working inside your computer. WLAN card Removing the WLAN card Follow the procedure in Before working inside your computer. Remove the: base cover battery To remove the WLAN card: Remove the single (M2x3) screw that secures the WLAN card bracket to the system board [1]. b Remove the WLAN card bracket away from the WLAN card [2].
  • Page 26: Installing The Wlan Card

    Installing the WLAN card Connect the WLAN antenna cables to the connector on the WLAN card [1]. Slide the WLAN card at an angle into the WLAN connector on the system board [2]. Align the screw hole on the WLAN card bracket with the screw hole on the WLAN card and the system board [3]. Replace the single (M2x3) screw to secure the WLAN card bracket to the system board [4].
  • Page 27: Memory Modules

    Install the: battery base cover Follow the procedure in After working inside your computer. Memory modules Removing the memory modules Follow the procedure in Before working inside your computer. Remove the: base cover battery To remove the memory module: Pull the clips securing the memory module until the memory module pops up [1]. b Remove the memory module from the connector on the system board [2].
  • Page 28: Installing The Memory Module

    Installing the memory module Align the notch on the memory module with the tab on the memory module connector. Insert the memory module into the memory module socket [1]. Press the memory module until the memory module retention tabs click into place [2]. Removing and installing components...
  • Page 29: Hard Drive

    Install the: battery base cover Follow the procedure in After working inside your computer. Hard drive Removing the 2.5 inch hard drive Follow the procedure in Before working inside your computer. Remove the: base cover battery To remove the hard drive assembly: Release the latch and disconnect the hard drive assembly cable from the connector on the system board [1].
  • Page 30 To remove the hard drive cable: Disconnect the interposer from the hard drive assembly. To remove the hard drive bracket: Remove the 4 (M3x3) screws that secure the hard drive bracket to the hard drive [1]. Removing and installing components...
  • Page 31: Installing The 2.5 Inch Hard Drive

    b Lift the hard drive from the hard drive bracket [2]. Installing the 2.5 inch hard drive Place the hard drive in the hard drive bracket and align the screw holes on the hard-drive bracket with the screw holes on the hard drive [1].
  • Page 32 Place the hard drive assembly on the system and align the screw holes on the hard-drive assembly with the screw holes on the palm- rest and keyboard assembly [1]. Replace the 4 (M2x3) screws to secure the hard drive assembly to the palmrest and keyboard assembly [2]. Connect the hard drive assembly cable to the connector on the system board and close the latch to secure the cable [3].
  • Page 33: Solid-State Drive

    Install the: battery base cover Follow the procedure in After working inside your computer. Solid-state drive Removing the solid-state drive Follow the procedure in Before working inside your computer. Remove the: base cover battery To remove the M.2 2280 SSD module: Remove the single (M2x3) screw that secures the SSD module to the palmrest and keyboard assembly [1].
  • Page 34: Installing The Solid-State Drive

    Installing the solid-state drive To install the M.2 2280 SSD module: Align and slide the SSD module to the connector on the system board [1]. b Replace the single (M2x3) screw to secure the SSD module to the palmrest and keyboard assembly [2]. Removing and installing components...
  • Page 35 To install the M.2 2230 SSD module: Align and slide the SSD module to the connector on the system board [1]. b Replace the single (M2x3) screw to secure the SSD module to the palmrest and keyboard assembly [2]. Removing and installing components...
  • Page 36: Speaker

    Install the: battery base cover Follow the procedure in After working inside your computer. Speaker Removing the speaker Follow the procedure in Before working inside your computer. Remove the: base cover battery To remove the speaker: Disconnect the speaker cable from the connector on the system board [1]. b Peel the adhesive tape that secures the speaker cable to the touchpad bracket [2].
  • Page 37: Installing The Speaker

    Installing the speaker Align and place the speakers into the slot on the palmrest and keyboard assembly [1]. Route the speaker cable through the routing channel on the palmrest and keyboard assembly [2]. Affix the adhesive tape to secure the speaker cable to the touchpad bracket Connect the speaker cable to the connector on the system board [4].
  • Page 38: System Fan

    Install the: battery base cover Follow the procedure in After working inside your computer. System fan Removing the system fan Follow the procedure in Before working inside your computer. Remove the: base cover battery To remove the system fan: Peel the adhesive tape that secures the system fan cable to the heatsink [1]. b Disconnect the system fan cable from the connector on the system board [2].
  • Page 39: Installing The System Fan

    Installing the system fan Align and place the system fan to the slot on the palmrest and keyboard assembly [1]. Replace the 2 (M2x3) screws to secure the system fan to the palmrest and keyboard assembly [2]. Affix the adhesive tape that secures the WLAN antenna cable to the system fan [3]. Connect the system fan cable to the connector on the system board [4].
  • Page 40: Heat Sink

    Install the: battery base cover Follow the procedure in After working inside your computer. Heat sink Removing the heatsink Follow the procedure in Before working inside your computer. Remove the: base cover battery To remove the heatsink: Loosen the seven captive screws that secure the heatsink to the system board in sequential order as indicated on the heatsink[1].
  • Page 41 For the systems shipped with UMA model, loosen the four captive screws in sequential order (as indicated on the heatsink) that secure the heatsink to the system board and lift the heatsink away from the system [1, 2]. Removing and installing components...
  • Page 42: Installing The Heat Sink

    Installing the heat sink Align and place the heatsink to the slot in the system board [1]. Tighten the 7 captive screws in sequential order as indicated on the heatsink to secure the heatsink to the system board [2]. For the systems shipped with UMA model, align and place the heatsink to the slot on the system board and then tighten the four captive screws in sequential order as indicated on the heatsink to secure the heatsink to the system board [1, 2].
  • Page 43: Input Output Board

    Install the: battery base cover Follow the procedure in After working inside your computer. Input output board Removing the Input and Output board Follow the procedure in Before working inside your computer. Remove the: base cover battery system fan To remove the IO board: Peel the adhesive tape that secures the IO board connector [1].
  • Page 44: Installing The Input And Output Board

    Installing the Input and Output board Align and place the IO board to the slot on the palmrest and keyboard assembly [1]. Replace the two (M2x3) screws to secure the IO board to the palmrest and keyboard assembly [2]. Connect the IO board cable to the connector on the IO board and close the IO board connector latch [3]. Affix the adhesive tape to secure the IO board connector [4].
  • Page 45: Display Assembly

    NOTE: This step is applicable only to the systems that are shipped with power button with fingerprint reader. Install the: system fan battery base cover Follow the procedure in After working inside your computer. Display assembly Removing the display assembly Follow the procedure in Before working inside your computer.
  • Page 46 Unroute the WLAN antenna cable from the routing channel [1]. Remove the four (M2.5x5) screws that secure the display hinges to the palmrest and keyboard assembly [2]. Removing and installing components...
  • Page 47 g Open the display assembly at an angle of 90 degrees. Removing and installing components...
  • Page 48 h Lift the display assembly away from the palm-rest and keyboard assembly. Removing and installing components...
  • Page 49 Removing and installing components...
  • Page 50: Installing The Display Assembly

    Installing the display assembly Slide and align the palmrest and keyboard assembly at an angle under the hinges on the display assembly. Removing and installing components...
  • Page 51 Place and align the screw holes on the display hinges with the screw holes on the palm-rest and keyboard assembly [1]. Replace the four (M2.5x5) screws to secure the display hinges to the palmrest and keyboard assembly [2]. Reroute the WLAN antenna cable through the routing channel [3]. Removing and installing components...
  • Page 52 Connect the display cable to the connector on the system board and close the display cable connector latch [1]. Affix the adhesive tape to secure the display cable to the display cable connector [2]. Connect the IO board cable to the connector on the IO board and close the IO board connector latch [3]. Affix the adhesive tape to secure the IO board connector [4].
  • Page 53: Power Button With Fingerprint Reader

    Install the: WLAN system fan battery base cover Follow the procedure in After working inside your computer. Power button with fingerprint reader Removing the power button with fingerprint reader Follow the procedure in Before working inside your computer. Remove the: base cover battery system fan...
  • Page 54: Installing The Power Button With Fingerprint Reader

    Installing the power button with fingerprint reader Align and place the power button with fingerprint reader to the slot on the palmrest and keyboard assembly [1]. Replace the two (M2x3) screws to secure the power button with fingerprint reader to the palmrest and keyboard assembly [2]. Affix the fingerprint reader cable and the fingerprint reader board to the palmrest and keyboard assembly [3].
  • Page 55: Power Button

    Install the: Input output board display assembly system fan battery base cover Follow the procedure in After working inside your computer. Power button Removing the power button Follow the procedure in Before working inside your computer. Remove the: base cover battery system fan display assembly...
  • Page 56: Installing The Power Button

    Installing the power button Align and place the power button with fingerprint reader to the slot on the palmrest and keyboard assembly [1]. Replace the two (M2x3) screws to secure the power button to the palmrest and keyboard assembly [2]. Removing and installing components...
  • Page 57: Power-Adapter Board

    Install the: Input output board display assembly system fan battery base cover Follow the procedure in After working inside your computer. Power–adapter board Removing the power-adapter port Follow the procedure in Before working inside your computer. Remove the: base cover battery To remove the power-adapter port: Disconnect the power-adapter cable from the connector on the system board [1].
  • Page 58: Installing The Power-Adapter Port

    Installing the power-adapter port Align and place the power-adapter port to the slot on the palmrest and keyboard assembly [1]. Replace the single (M2x3) screw to secure the power-adapter port to the palmrest and keyboard assembly [2]. Connect the power-adapter cable to the connector on the system board [3]. Removing and installing components...
  • Page 59: Touchpad

    Install the: battery base cover Follow the procedure in After working inside your computer. Touchpad Removing the touchpad Follow the procedure in Before working inside your computer. Remove the: base cover battery To remove the touchpad: Peel the adhesive tape that secures the speaker cable to the touchpad bracket [1]. b Remove the three (M2x2 Big head) screws that secure the touchpad bracket to the palmrest and keyboard assembly [2].
  • Page 60 d Peel the adhesive tapes that secure the touchpad to the palmrest and keyboard assembly [1]. Open the connector latch and disconnect the touchpad cable from the connector on the system board [2] Open the connector latch and disconnect the hard drive cable from the connector on the system board [3]. Removing and installing components...
  • Page 61 g Remove the four (M2x2 Big Head) screws that secure the touchpad to the palm-rest and keyboard assembly [1]. h Lift the touchpad away from the system [2]. Removing and installing components...
  • Page 62: Installing The Touchpad

    Installing the touchpad Align and place the touchpad to the slot on the palmrest and keyboard assembly [1]. Replace the four (M2x2 Big Head) screws to secure the touchapd to the palmrest and keyboard assembly [2]. Connect the hard drive cable to the connector on the system board and close the connector latch [1]. Connect the touchpad cable to the connector on the system board and close the connector latch [2] Affix the adhesive tape to secure the touchpad to the palmrest and keyboard assembly [3].
  • Page 63 Align and place the touchpad bracket to the slot on the plamrest and keyboard assembly [1]. Remove the three (M2x2 Big head) screws to secure the touchpad bracket to the palmrest and keyboard assembly [2]. Affix the adhesive tape to secure the speaker cable to the touchpad bracket [3]. Removing and installing components...
  • Page 64: System Board

    Install the: battery base cover Follow the procedure in After working inside your computer. System board Removing the system board Follow the procedure in Before working inside your computer. Remove the: base cover battery system fan memory module WLAN heatsink To remove the system board: Peel the adhesive tape from the IO board connector [1].
  • Page 65 Remove the following cables: • coin-cell battery cable [1] • hard drive cable [2] • touchpad cable [3] • power-adapter cable [4] • speaker cable [7] • keyboard cable [8] • keyboard backlight cable (optional) [9] Remove the two (M2x3) screws that secure the USB Type-C port bracket to the system board [5]. g Lift the USB Type-C port bracket away from the system [2].
  • Page 66 h Remove the four (M2x2 Big head) screws that secures the system board to the palmrest and keyboard assembly [1]. Lift the system board away from the system [2]. Removing and installing components...
  • Page 67: Installing The System Board

    Installing the system board Place the system board and align the screw holes of the system board to the screw holes on the palmrest and keyboard assembly [1]. Replace the four screws to secure the system board to the plamrest and keyboard assembly [2]. Removing and installing components...
  • Page 68 Connect the following cables: • coin-cell battery cable [1] • hard drive cable [2] • touchpad cable [3] • power-adapter cable [4] • speaker cable [7] • keyboard cable [8] • keyboard backlight cable (optional) [9] Place the USB Type-C port to the slot on the system board [5]. Replace the two (M2x3) screws to secure the USB Type-C port bracket to the system board [6].
  • Page 69 Connect the display assembly cable to the connector on the system board [1]. Close the connector latch to secure the display assembly cable [2]. Connect the IO board cable to the connector on system board and close the connector latch [3]. Affix the adhesive tape to secure the IO cable connector [4].
  • Page 70: Palmrest And Keyboard Assembly

    Install the: heatsink WLAN memory module system fan battery base cover Follow the procedure in After working inside your computer. Palmrest and keyboard assembly Removing the palmrest and keyboard assembly Follow the procedure in Before working inside your computer. Remove the: base cover battery system fan...
  • Page 71 touchpad speakers heatsink display assembly power button with fingerprint power adapter port system board After removing the above components, we are left with the palm-rest and keyboard assembly. Removing and installing components...
  • Page 72: Troubleshooting

    Invoke diagnostics boot by either of the methods that are suggested below: Power on the computer. As the computer boots, press the F12 key when the Dell logo is displayed. In the boot menu screen, use Up/Down arrow key to select the Diagnostics option and then press Enter.
  • Page 73: Diagnostic Led

    Diagnostic LED This section details the diagnostic features of the battery LED. Instead of beep codes, errors are indicated via the bicolor Battery Charge/Status LED. A specific blink pattern is followed by flashing a pattern of flashes in amber, followed by white. The pattern then repeats. NOTE: he diagnostic pattern will consist of a two digit number being represented by a first group of LED blinks (1 through 9) in amber, followed by a 1.5 second pause with the LED off, and then a second group of LED blinks (1 through 9) in white.
  • Page 74 Power Source LED behavior System Power State Battery Charge Level AC Adapter S4/S5 Fully Charged Battery Amber < = 10% Battery > 10% Battery S4/S5 0-100% • S0 (ON) — System is turned on. • S4— The system consumes the least power compared to all other sleep states. The system is almost at an OFF state, expect for a trickle power.
  • Page 75: Getting Help

    Dell product catalog. Dell provides several online and telephone-based support and service options. Availability varies by country and product, and some services may not be available in your area. To contact Dell for sales, technical support, or customer service issues: Go to Dell.com/support.

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