Dell Vostro 5481 Service Manual Download Page 55

Page: 55 / 75

Install the:

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:

Input and output board

To remove the power button:

a Remove the two (M2x3) screws that secure the power button to the palmrest and keyboard assembly [1].
b Lift the power button away from the palmrest and keyboard assembly. [3].

Removing and installing components

Summary of Contents for Vostro 5481

Page 1: ...Dell Vostro 5481 Service Manual Regulatory Model P92G Regulatory Type P92G001 ...

Page 2: ...amage to hardware or loss of data and tells you how to avoid the problem WARNING 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 2018 11 Rev A00 ...

Page 3: ... 1 12 Intel Optane memory 12 Disabling Intel Optane memory 12 Enabling Intel Optane memory 13 Intel UHD Graphics 620 13 Nvidia GeForce MX130 equivalent 14 3 Removing and installing components 15 Recommended tools 15 Screw list 15 Base cover 16 Removing the base cover 16 Installing the base cover 17 Battery 19 Lithium ion battery precautions 19 Removing the battery 20 Installing the battery 21 Coin...

Page 4: ...ly 45 Installing the display assembly 50 Power button with fingerprint reader 53 Removing the power button with fingerprint reader 53 Installing the power button with fingerprint reader 54 Power button 55 Removing the power button 55 Installing the power button 56 Power adapter board 57 Removing the power adapter port 57 Installing the power adapter port 58 Touchpad 59 Removing the touchpad 59 Ins...

Page 5: ...Contacting Dell 75 Contents 5 ...

Page 6: ...ing a connector on the back of the computer CAUTION Handle components and cards with care Do not touch the components or contacts on a card Hold a card by its edges or by its metal mounting bracket Hold a component such as a processor by its edges not by its pins CAUTION When you disconnect a cable pull on its connector or on its pull tab not on the cable itself Some cables have connectors with lo...

Page 7: ...eriodically touching an unpainted metal surface at the same time as touching a connector on the back of the computer After working inside your computer After you complete any replacement procedure ensure that you connect any external devices cards and cables before turning on your computer 1 Connect any telephone or network cables to your computer CAUTION To connect a network cable first plug the ...

Page 8: ...needs 20 percent less or just 1 2 volts compared to DDR3 which requires 1 5 volts of electrical power to operate DDR4 also supports a new deep power down mode that allows the host device to go into standby without needing to refresh its memory Deep power down mode is expected to reduce standby power consumption by 40 to 50 percent DDR4 Details There are subtle differences between DDR3 and DDR4 mem...

Page 9: ...ntroduced in 1996 It dramatically simplified the connection between host computers and peripheral devices like mice keyboards external drivers and printers Let s take a quick look on the USB evolution referencing to the table below Table 1 USB evolution Type Data Transfer Rate Category Introduction Year USB 2 0 480 Mbps High Speed 2000 USB 3 0 USB 3 1 Gen 1 5 Gbps Super Speed 2010 USB 3 1 Gen 2 10...

Page 10: ...es the much higher performance by the technical changes below An additional physical bus that is added in parallel with the existing USB 2 0 bus refer to the picture below USB 2 0 previously had four wires power ground and a pair for differential data USB 3 0 USB 3 1 Gen 1 adds four more for two pairs of differential signals receive and transmit for a combined total of eight connections in the con...

Page 11: ...elf remains the same rectangular shape with the four USB 2 0 contacts in the exact same location as before Five new connections to carry receive and transmitted data independently are present on USB 3 0 USB 3 1 Gen 1 cables and only come into contact when connected to a proper SuperSpeed USB connection Windows 8 10 will be bringing native support for USB 3 1 Gen 1 controllers This is in contrast t...

Page 12: ...ical bandwidth is 5 Gbps while USB 3 1 Gen2 is10Gbps That s double the bandwidth as fast as a first generation Thunderbolt connector USB Type C isn t the same thing as USB 3 1 USB Type C is just a connector shape and the underlying technology could just be USB 2 or USB 3 0 In fact Nokia s N1 Android tablet uses a USB Type C connector but underneath it s all USB 2 0 not even USB 3 0 However these t...

Page 13: ...k Enable to enable the Intel Optane memory 4 On the warning screen select a compatible fast drive and then click Yes to continue enabling Intel Optane memory 5 Click Intel Optane memory Reboot to enable the Intel Optane memory NOTE Applications may take up to three subsequent launches after enablement to see the full performance benefits Intel UHD Graphics 620 Table 3 Intel UHD Graphics 620 specif...

Page 14: ... PCI Express 3 0 Memory Interface GDDR5 Clock Speeds 1122 1242 Boost MHz Maximum Color Depth N A Maximum Vertical Refresh Rate N A Operating Systems Graphics Video API Support Windows 10 DX 12 OGL4 5 Supported Resolutions and Max Refresh Rates Hz N A Numbers of Display Support No display output from MX130 14 Technology and components ...

Page 15: ... Table 5 Screw list Component Screw type Quantity Screw image Base cover M2x5 6 Battery M2x3 4 Fan M2x3 2 Hard drive assembly M2x3 4 I O board M2x3 2 Power adapter port M2x3 1 Power button with fingerprint reader optional M2x3 2 Solid state drive Intel Optane memory module M2x3 1 Touchpad bracket M2x2 Big Head 3 Touchpad M2x2 Big Head 4 USB Type C bracket M2x3 2 WLAN card bracket M2x3 1 Hard drive...

Page 16: ...osen 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 c Using a plastic scribe pry the base cover starting from the top left corner and working through the edges of the system 1 d Lift the base cover away from the system 2 16 Removing and installing component...

Page 17: ...Installing the base cover 1 Align the base cover with the palmrest and the keyboard assembly 2 Press the edges of the cover until it clicks into place Removing and installing components 17 ...

Page 18: ...e 3 captive screws to secure the base cover to the palmrest and keyboard assembly 1 4 Replace the 6 M2x5 screws to secure the base cover to the palmrest and keyboard assembly 2 18 Removing and installing components ...

Page 19: ...ttery to high temperatures or disassemble battery packs and cells Do not apply pressure to the surface of the battery Do not bend the battery Do not use tools of any kind to pry on or against the 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 sho...

Page 20: ... a 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 c Remove the 4 M2x3 screws that secure the battery to the palmrest and keyboard assembly 1 d Lift the battery away from the system 2 20 Removing and installing components ...

Page 21: ...lign the screw holes on the battery with the screw holes on the palm rest and keyboard assembly 1 2 Replace the 4 M2x3 screws that secure the battery to the palm rest and keyboard assembly 2 Removing and installing components 21 ...

Page 22: ...3 Connect the battery cable to the connector on the system board 1 4 Affix the adhesive tape to secure the battery cable connector to the system board 2 22 Removing and installing components ...

Page 23: ... coin cell battery 1 Follow the procedure in Before working inside your computer 2 Remove the a base cover b battery 3 To remove the coin cell battery a Disconnect the coin cell battery cable from the connector on the system board 1 b Peel the coin cell battery from the system 2 Removing and installing components 23 ...

Page 24: ...Installing the coin cell battery 1 Affix the coin cell battery to the system 1 2 Connect the coin cell battery cable to the connector on the system board 2 24 Removing and installing components ...

Page 25: ...2 Remove the a base cover b battery 3 To remove the WLAN card a 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 c Disconnect the WLAN antenna cables from the connectors on the WLAN card 3 d Slide and remove the WLAN card from the connector on the system board 4 Removing and installing components 25 ...

Page 26: ... the WLAN card at an angle into the WLAN connector on the system board 2 3 Align the screw hole on the WLAN card bracket with the screw hole on the WLAN card and the system board 3 4 Replace the single M2x3 screw to secure the WLAN card bracket to the system board 4 26 Removing and installing components ...

Page 27: ... memory modules 1 Follow the procedure in Before working inside your computer 2 Remove the a base cover b battery 3 To remove the memory module a 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 Removing and installing components 27 ...

Page 28: ...h on the memory module with the tab on the memory module connector 2 Insert the memory module into the memory module socket 1 3 Press the memory module until the memory module retention tabs click into place 2 28 Removing and installing components ...

Page 29: ...side your computer 2 Remove the a base cover b battery 3 To remove the hard drive assembly a Release the latch and disconnect the hard drive assembly cable from the connector on the system board 1 b Remove the 4 M2x3 screws that secure the hard drive assembly to the palmrest and keyboard assembly 2 c Lift the hard drive assembly from the system 3 Removing and installing components 29 ...

Page 30: ...drive cable a Disconnect the interposer from the hard drive assembly 5 To remove the hard drive bracket a Remove the 4 M3x3 screws that secure the hard drive bracket to the hard drive 1 30 Removing and installing components ...

Page 31: ...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 2 Replace the 4 M3x3 screws to secure the hard drive bracket to the hard drive 2 3 Connect the interposer to the hard drive assembly Removing and installing components 31 ...

Page 32: ...crew holes on the palm rest and keyboard assembly 1 5 Replace the 4 M2x3 screws to secure the hard drive assembly to the palmrest and keyboard assembly 2 6 Connect the hard drive assembly cable to the connector on the system board and close the latch to secure the cable 3 32 Removing and installing components ...

Page 33: ...remove the M 2 2280 SSD module a Remove the single M2x3 screw that secures the SSD module to the palmrest and keyboard assembly 1 b Slide and remove the SSD module from the connector on the system board 2 4 To remove the M 2 2230 SSD module a Remove the single M2x3 screw that secures the SSD module to the palmrest and keyboard assembly 1 b Slide and remove the SSD module from the connector on the ...

Page 34: ... install the M 2 2280 SSD module a 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 34 Removing and installing components ...

Page 35: ...2230 SSD module a 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 35 ...

Page 36: ...e your computer 2 Remove the a base cover b battery 3 To remove the speaker a 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 c Unroute the speaker cable from the palmrest and keyboard assembly 3 d Lift the speakers from the system 4 36 Removing and installing components ...

Page 37: ...board assembly 1 2 Route the speaker cable through the routing channel on the palmrest and keyboard assembly 2 3 Affix the adhesive tape to secure the speaker cable to the touchpad bracket 4 Connect the speaker cable to the connector on the system board 4 Removing and installing components 37 ...

Page 38: ... remove the system fan a 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 c Peel the adhesive tapes that secures the WLAN antenna cable from the system fan 3 d Remove the two M2x3 screws that secure the system fan to the palmrest and keyboard assembly 4 e Lift the system fan away from the system 5 ...

Page 39: ...ews to secure the system fan to the palmrest and keyboard assembly 2 3 Affix the adhesive tape that secures the WLAN antenna cable to the system fan 3 4 Connect the system fan cable to the connector on the system board 4 5 Affix the adhesive tape that secures the system fan cable to the heatsink 5 Removing and installing components 39 ...

Page 40: ...llow the procedure in Before working inside your computer 2 Remove the a base cover b battery 3 To remove the heatsink a Loosen the seven captive screws that secure the heatsink to the system board in sequential order as indicated on the heatsink 1 b Lift the heatsink away from the system board 2 40 Removing and installing components ...

Page 41: ...d 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 41 ...

Page 42: ...ndicated on the heatsink to secure the heatsink to the system board 2 3 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 42 Removing and installing components ...

Page 43: ...e tape that secures the IO board connector 1 b Open the IO board connector latch and disconnect IO board cable from the connector on the IO board 2 c Disconnect the fingerprint reader cable from the connector on the IO board 3 NOTE This step is applicable only to the systems that are shipped with power button with fingerprint reader d Remove the two M2x3 screws that secure the IO board to the palm...

Page 44: ...screws to secure the IO board to the palmrest and keyboard assembly 2 3 Connect the IO board cable to the connector on the IO board and close the IO board connector latch 3 4 Affix the adhesive tape to secure the IO board connector 4 5 Connect the fingerprint reader cable to the connector on the IO board 5 44 Removing and installing components ...

Page 45: ...ter 2 Remove the a base cover b battery c WLAN d system fan 3 To remove the display assembly a Peel the adhesive tape that secures the IO board cable to the IO board connector 1 b Open the IO board connector latch and disconnect the IO board cable from the connector on the IO board 2 c Peel the adhesive tape that secures the display cable to the display cable connector 3 d Open the display cable c...

Page 46: ...e Unroute the WLAN antenna cable from the routing channel 1 f Remove the four M2 5x5 screws that secure the display hinges to the palmrest and keyboard assembly 2 46 Removing and installing components ...

Page 47: ...g Open the display assembly at an angle of 90 degrees Removing and installing components 47 ...

Page 48: ...h Lift the display assembly away from the palm rest and keyboard assembly 48 Removing and installing components ...

Page 49: ...Removing and installing components 49 ...

Page 50: ...Installing the display assembly 1 Slide and align the palmrest and keyboard assembly at an angle under the hinges on the display assembly 50 Removing and installing components ...

Page 51: ...h the screw holes on the palm rest and keyboard assembly 1 3 Replace the four M2 5x5 screws to secure the display hinges to the palmrest and keyboard assembly 2 4 Reroute the WLAN antenna cable through the routing channel 3 Removing and installing components 51 ...

Page 52: ...tor latch 1 6 Affix the adhesive tape to secure the display cable to the display cable connector 2 7 Connect the IO board cable to the connector on the IO board and close the IO board connector latch 3 8 Affix the adhesive tape to secure the IO board connector 4 52 Removing and installing components ...

Page 53: ...e the a base cover b battery c system fan d display assembly e Input output board 3 To remove the power button with fingerprint reader a Remove the two M2x3 screws that secure the power button to the palmrest and keyboard assembly 1 b Peel the fingerprint reader cable and the fingerprint reader board from the palmrest and keyboard assembly 2 c Lift the power button with fingerprint reader away fro...

Page 54: ...he slot on the palmrest and keyboard assembly 1 2 Replace the two M2x3 screws to secure the power button with fingerprint reader to the palmrest and keyboard assembly 2 3 Affix the fingerprint reader cable and the fingerprint reader board to the palmrest and keyboard assembly 3 54 Removing and installing components ...

Page 55: ... 1 Follow the procedure in Before working inside your computer 2 Remove the a base cover b battery c system fan d display assembly e Input and output board 3 To remove the power button a Remove the two M2x3 screws that secure the power button to the palmrest and keyboard assembly 1 b Lift the power button away from the palmrest and keyboard assembly 3 Removing and installing components 55 ...

Page 56: ...and place the power button with fingerprint reader to the slot on the palmrest and keyboard assembly 1 2 Replace the two M2x3 screws to secure the power button to the palmrest and keyboard assembly 2 56 Removing and installing components ...

Page 57: ...Follow the procedure in Before working inside your computer 2 Remove the a base cover b battery 3 To remove the power adapter port a Disconnect the power adapter cable from the connector on the system board 1 b Remove the single M2x3 screw that secures the power adapter port to the palmrest and keyboard assembly 2 c Lift the power adapter port away from the system 3 Removing and installing compone...

Page 58: ...port to the slot on the palmrest and keyboard assembly 1 2 Replace the single M2x3 screw to secure the power adapter port to the palmrest and keyboard assembly 2 3 Connect the power adapter cable to the connector on the system board 3 58 Removing and installing components ...

Page 59: ...ng inside your computer 2 Remove the a base cover b battery 3 To remove the touchpad a 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 c Lift the touchpad bracket away from the system 3 Removing and installing components 59 ...

Page 60: ... and keyboard assembly 1 e Open the connector latch and disconnect the touchpad cable from the connector on the system board 2 f Open the connector latch and disconnect the hard drive cable from the connector on the system board 3 60 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 61 ...

Page 62: ...apd to the palmrest and keyboard assembly 2 3 Connect the hard drive cable to the connector on the system board and close the connector latch 1 4 Connect the touchpad cable to the connector on the system board and close the connector latch 2 5 Affix the adhesive tape to secure the touchpad to the palmrest and keyboard assembly 3 62 Removing and installing components ...

Page 63: ...lamrest and keyboard assembly 1 7 Remove the three M2x2 Big head screws to secure the touchpad bracket to the palmrest and keyboard assembly 2 8 Affix the adhesive tape to secure the speaker cable to the touchpad bracket 3 Removing and installing components 63 ...

Page 64: ...em fan d memory module e WLAN f SSD g heatsink 3 To remove the system board a Peel the adhesive tape from the IO board connector 1 b Lift the connector latch and disconnect the IO board cable from the connector on the system board 2 c Peel the adhesive tapes from the display assembly connector 3 d Lift the connector latch and disconnect the display assembly cable from the connector on the system b...

Page 65: ...cable 3 power adapter cable 4 speaker cable 7 keyboard cable 8 keyboard backlight cable optional 9 f 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 Removing and installing components 65 ...

Page 66: ...h Remove the four M2x2 Big head screws that secures the system board to the palmrest and keyboard assembly 1 i Lift the system board away from the system 2 66 Removing and installing components ...

Page 67: ...tem board and align the screw holes of the system board to the screw holes on the palmrest and keyboard assembly 1 2 Replace the four screws to secure the system board to the plamrest and keyboard assembly 2 Removing and installing components 67 ...

Page 68: ...able 3 power adapter cable 4 speaker cable 7 keyboard cable 8 keyboard backlight cable optional 9 4 Place the USB Type C port to the slot on the system board 5 5 Replace the two M2x3 screws to secure the USB Type C port bracket to the system board 6 68 Removing and installing components ...

Page 69: ... board 1 7 Close the connector latch to secure the display assembly cable 2 8 Connect the IO board cable to the connector on system board and close the connector latch 3 9 Affix the adhesive tape to secure the IO cable connector 4 Removing and installing components 69 ...

Page 70: ...inside your computer Palmrest and keyboard assembly Removing the palmrest and keyboard assembly 1 Follow the procedure in Before working inside your computer 2 Remove the a base cover b battery c system fan d memory module e WLAN f coin cell battery g SSD h 2 5 inch HDD i input and output board 70 Removing and installing components ...

Page 71: ... heatsink m display assembly n power button with fingerprint o power adapter port p system board 3 After removing the above components we are left with the palm rest and keyboard assembly Removing and installing components 71 ...

Page 72: ...nteraction Always ensure that you are present at the computer terminal when the diagnostic tests are performed Running the ePSA Diagnostics Invoke diagnostics boot by either of the methods that are suggested below 1 Power on the computer 2 As the computer boots press the F12 key when the Dell logo is displayed 3 In the boot menu screen use Up Down arrow key to select the Diagnostics option and the...

Page 73: ...D Blinking Pattern Possible Problem Suggested Resolution Amber White 2 1 CPU failure Replace the system board 2 2 System Board failure included BIOS corruption or ROM error Flash latest BIOS version If problem persists replace the system board 2 3 No Memory RAM detected Confirm that the memory module is installed properly If problem persists replace the memory module 2 4 Memory RAM failure Replace...

Page 74: ...r S0 10 Battery Off S0 10 Battery Off 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 The context data is written to hard drive S5 OFF The system is in a shutdown state 74 Troubleshooting ...

Page 75: ...port 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 1 Go to Dell com support 2 Select your support category 3 Verify your country or region in the Choose a Country Region drop down list at the bottom of the page 4 Select the appropriate service or support link ...

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