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Dell Latitude 5591, Service Manual

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Dell Latitude 5591 Service Manual Download Page 42

4 

To remove the touchpad panel:

a Lift the latch and disconnect the touchpad panel cable from the connector on the system board [1].
b Remove the M2x3 screws (2) that secure the touchpad panel to the laptop [2].
c Lift the touchpad panel away from the laptop [3].

42

Disassembly and reassembly

Summary of Contents for Latitude 5591

Page 1: ...Latitude 5591 Service Manual Regulatory Model P60F Regulatory Type P60F002 ...

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 03 Rev A00 ...

Page 3: ...layport over USB Type C 12 USB Type C 12 Alternate Mode 12 USB Power Delivery 13 USB Type C and USB 3 1 13 3 Disassembly and reassembly 14 Subscriber Identity Module SIM board 14 Installing the Subscriber Identification Module card 14 Removing the Subscriber Identification Module card 14 Base cover 15 Removing the base cover 15 Installing the base cover 16 Battery 16 Removing the battery 16 Instal...

Page 4: ...he heat sink assembly for Touch 32 System fan 32 Removing the system fan for Non Touch 32 Installing the system fan for Non Touch 33 Power connector port 33 Removing the power connector port 33 Installing the power connector port 34 Chassis frame 34 Removing the chassis frame 34 Installing the chassis frame 36 SmartCard module 36 Removing the SmartCard reader 36 Installing the SmartCard reader 38 ...

Page 5: ...ling the display panel 55 Display eDP cable 56 Removing the eDP cable 56 Installing the eDP cable 57 Camera 57 Removing camera 57 Installing camera 58 Display back cover assembly 59 Removing the display back cover assembly 59 Installing the display back cover assembly 59 Palm rest 60 Replacing the palm rest 60 4 Troubleshooting 62 Enhanced Pre Boot System Assessment ePSA diagnostics 62 Running the...

Page 6: ...same time as touching 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 ...

Page 7: ...ExpressCards or Smart Cards from the appropriate slots 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 CAUTION To avoid damage to the computer use only the battery designed for this particular Dell computer Do not use batteries designed for other Dell computers 1 Replace th...

Page 8: ...lows up to 512 GB in capacity compared to the DDR3 s maximum of 128 GB per DIMM DDR4 synchronous dynamic random access memory is keyed differently from both SDRAM and DDR to prevent the user from installing the wrong type of memory into the system DDR4 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 powe...

Page 9: ...ystem or under the keyboard as in some portable systems HDMI 1 4 HDMI 2 0 This topic explains the HDMI 1 4 and its features along with the advantages HDMI High Definition Multimedia Interface is an industry supported uncompressed all digital audio video interface HDMI provides an interface between any compatible digital audio video source such as a DVD player or A V receiver and a compatible digit...

Page 10: ...est image quality Low cost HDMI provides the quality and functionality of a digital interface while also supporting uncompressed video formats in a simple cost effective manner Audio HDMI supports multiple audio formats from standard stereo to multichannel surround sound HDMI combines video and multichannel audio into a single cable eliminating the cost complexity and confusion of multiple cables ...

Page 11: ...ifferential 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 connectors and cabling USB 3 0 USB 3 1 Gen 1 utilizes the bidirectional data interface rather than USB 2 0 s half duplex arrangement This gives a 10 fold increase in theoretical bandwidth With today s ever increasing demands placed on dat...

Page 12: ... USB connection Windows 8 10 will be bringing native support for USB 3 1 Gen 1 controllers This is in contrast to previous versions of Windows which continue to require separate drivers for USB 3 0 USB 3 1 Gen 1 controllers Microsoft announced that Windows 7 would have USB 3 1 Gen 1 support perhaps not on its immediate release but in a subsequent Service Pack or update It is not out of the questio...

Page 13: ...attery packs you charge your smartphones and other portable devices from today You could plug your laptop into an external display connected to a power cable and that external display would charge your laptop as you used it as an external display all via the one little USB Type C connection To use this the device and the cable have to support USB Power Delivery Just having a USB Type C connection ...

Page 14: ...it clicks into place Removing the Subscriber Identification Module card CAUTION Removing the Subscriber Identification Module SIM card when the computer is on may cause data loss or damage the card Ensure your computer is turned off or the network connections are disabled 1 Insert a paperclip or a SIM card removal tool into the pinhole on the SIM card tray 2 Pull the SIM card tray to remove it 3 R...

Page 15: ...ase cover a Loosen the M2 5x5 8 captive screws that secure the base cover to the laptop 1 b Pry the base cover from the edge near the air vent 2 NOTE Ensure to use a plastic scribe to pry the recess starting from the top edge of the base cove 3 Lift the base cover away from the laptop Disassembly and reassembly 15 ...

Page 16: ...the procedure in Before working inside your computer 2 Remove the base cover 3 To remove the battery a Disconnect the battery cable from the connector on the system board 1 b Loosen the M2 5x5 captive screw 1 that secure the battery to the laptop 2 NOTE Touch A 68 Whr battery has only 1 screw Non Touch A 51 Whr battery has only 1 screw c Lift the battery away from the laptop chassis 3 NOTE Touch s...

Page 17: ... 3 Tighten the M2 5x5 screw to secure the battery to the laptop 4 Install the base cover 5 Follow the procedure in After working inside your computer Solid State Drive optional Removing the M 2 Solid State Drive SSD 1 Follow the procedure in Before working inside your computer 2 Remove the a base cover b battery 3 To remove the SSD a Touch Remove the one M2x3 screw 1 that secures the SSD bracket t...

Page 18: ...card to the system board c Lift and pull the SSD card from the laptop 3 NOTE For models shipped with NVMe SSDs remove the thermal plate placed over the SSD 4 To remove the SSD clip Touch and Non touch a Remove the M2x3 screw that secures the SSD clip to the laptop 1 b Lift the SSD clip away from the laptop 2 18 Disassembly and reassembly ...

Page 19: ...stem chassis 2 Tighten the M2x3 screw that secures SSD clip to the laptop 3 Insert the SSD into the socket on the laptop 4 Place the SSD bracket and tighten the M2x3 screw to secure the SSD to the laptop 5 Install the a battery b base cover 6 Follow the procedure in After working inside your computer Hard drive Removing hard drive 1 Follow the procedure in Before working inside your computer 2 Rem...

Page 20: ...hard drive away from the system 3 Installing hard drive 1 Insert the hard drive into the slot on the system 2 Replace the screws to secure the hard drive to the system 3 Replace the hard drive cable 4 Replace the screws to secure the hard drive assembly to the system 5 Connect the hard drive cable to the connector on the system board 6 If you have not removed the battery you must connect the batte...

Page 21: ...s from the connectors on the WLAN card 3 NOTE The WLAN card is held in place with an adhesive foam spacer When removing the wireless card from the system make sure the adhesive pad stays on the system board chassis frame during the prying process If the adhesive pad is removed from the system along with the wireless card adhere it back to the system d Pull the WLAN card to release it from the conn...

Page 22: ...moving the WWAN card 1 Follow the procedure in Before working inside your computer 2 Remove the a base cover b battery 3 To remove the WWAN card a Disconnect the WWAN cables from the connectors on the WWAN card 1 NOTE The WWAN card is held in place with an adhesive foam spacer When removing the wireless card from the system make sure the adhesive pad stays on the system board chassis frame during ...

Page 23: ...e procedure in After working inside your system Coin cell battery Removing the coin cell battery 1 Follow the procedure in Before working inside your computer 2 Remove the a base cover b battery c chassis frame 3 To remove the coin cell battery a Disconnect the coin cell battery cable from the connector on the system board 1 b Pry the coin cell battery to release from the adhesive and lift it away...

Page 24: ... avoid damaging the cable 3 Install the a chassis frame b battery c base cover 4 Follow the procedure in After working inside your computer Memory modules Removing the memory module 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 Press the clips securing the memory module until the memory pops up 1 24 Disassembly and...

Page 25: ... Press the memory module down to engage the retaining clips 2 Install the a battery b base cover 3 Follow the procedures in After working inside your computer Keyboard Removing keyboard lattice 1 Follow the procedure in Before working inside your computer 2 Pry the keyboard lattice from one of the recess points 1 and lift the lattice from the system 2 NOTE Gently pull or lift keyboard lattice in c...

Page 26: ... inside your computer 2 Remove the a base cover b battery c keyboard lattice 3 To remove the keyboard a Lift the latch and disconnect the keyboard cable from the connector on the system b Lift the latch and disconnect the keyboard backlight cable from the connector on the system 2 NOTE Number of cables to disconnect is based on the keyboard type 26 Disassembly and reassembly ...

Page 27: ...c Lift the latch and disconnect the cable from the connector on the system board 3 d Lift the latch and disconnect the cable from the connector on the system board 4 Disassembly and reassembly 27 ...

Page 28: ...e Turn over the system and open the laptop in front view mode 28 Disassembly and reassembly ...

Page 29: ...frame ensure the keyboard cables are NOT under the frame but run through the opening in the frame 5 Install the a keyboard lattice b battery c base cover 6 Follow the procedure in After working inside your computer Installing the keyboard trim 1 Align the keyboard trim with the tabs on the computer and press the keyboard until the keyboard clicks into place 2 Follow the procedure in After working ...

Page 30: ...r of the callout numbers 1 2 3 4 3 Install the a battery b base cover 4 Follow the procedure in After working inside your computer Removing the heat sink assembly for Touch 1 Follow the procedure in Before working inside your computer 2 Remove the a base cover b battery 3 To remove the heat sink assembly a Disconnect the heat sink assembly cable and remove the M2x3 screws 2 that secure the system ...

Page 31: ...t sink on the system board 1 NOTE Remove the screws that secure the heat assembly to the system board in the order of the callouts shown on the heat 1 2 3 4 5 6 c Lift the heat sink assembly away from the system board 2 Disassembly and reassembly 31 ...

Page 32: ... board 4 Install the a battery b base cover 5 Follow the procedure in After working inside your computer System fan Removing the system fan for Non Touch 1 Follow the procedure in Before working inside your computer 2 Remove the a base cover b battery 3 To remove the system fan a Disconnect the system fan cable from the connector on the system board 1 b Remove the M2x3 screws 2 that secures the sy...

Page 33: ...r connector port 1 Follow the procedure in Before working inside your computer 2 Remove the a base cover b battery 3 To remove the power connector port a Disconnect the power connector port cable from the connector on the system board 1 NOTE Use a plastic scribe to release the cable from the connector Do not pull the cable as it may result in breakage b Remove the M2x3 screw to release the metal b...

Page 34: ...r connector port on the laptop 4 Connect the power connector port cable to the connector on the system board 5 Install the a battery b base cover 6 Follow the procedure in After working inside your computer Chassis frame Removing the chassis frame 1 Follow the procedure in Before working inside your computer 2 Remove the a SIM card module b base cover c battery d WLAN card e WWAN card 34 Disassemb...

Page 35: ...e system board 2 c Lift the latch to disconnect the backlight cable optional 3 touchpad cable 4 pointstick cable 5 and keyboard cable 6 from the connector on the system board 4 To remove the chassis frame a Remove the M2x3 5 M2x5 2 screws that secure the chassis frame to the laptop 1 b Lift the chassis frame away from the laptop 2 Disassembly and reassembly 35 ...

Page 36: ...nd backlight cable optional 3 Route the WLAN and WWAN cable NOTE Ensure the coin cell battery cable is properly routed in between the chassis frame and the system board to avoid damages to the cable 4 Install the a SSD card b WWAN card c WLAN card d battery e base cover f SIM card module 5 Follow the procedure in After working inside your system SmartCard module Removing the SmartCard reader 1 Fol...

Page 37: ...eader board cable from the connector on the system board 1 b Peel off the cable to release from the adhesive 2 4 To remove the SmartCard reader a Remove the M2x3 screws 2 that secure the SmartCard reader board to the palmrest 1 b Pull the SmartCard reader board to release on the system board 2 Disassembly and reassembly 37 ...

Page 38: ...rd reader cable and connect the cable to the connector on the system board 4 Install the a chassis frame b SSD card c WWAN card d WLAN card e battery f base cover 5 Follow the procedure in After working inside your computer System board Removing the system board 1 Follow the procedure in Before working inside your computer 2 Remove the 38 Disassembly and reassembly ...

Page 39: ...s the display cable to the system board 3 c Disconnect the display cable from the connectors on the system board 4 d Disconnect the power connector on the system board 5 4 To remove the system board a Lift the latch and disconnect the LED board mother board and touchpad cable from the connectors on the system board 1 b Remove the M2x5 screws 2 that secure the metal USB C port bracket to the system...

Page 40: ...5 Remove the M2x3 screws 3 and lift the system board away from the computer 1 2 40 Disassembly and reassembly ...

Page 41: ...the system board 7 Install the a chassis frame b Power connector port c coin cell battery d heat sink e memory module f SSD card g WWAN card h WLAN card i battery j base cover k SIM card module 8 Follow the procedure in After working inside your computer Touchpad Removing the touchpad 1 Follow the procedure in Before working inside your computer 2 Remove the a base cover b battery c WLAN card d WW...

Page 42: ...e latch and disconnect the touchpad panel cable from the connector on the system board 1 b Remove the M2x3 screws 2 that secure the touchpad panel to the laptop 2 c Lift the touchpad panel away from the laptop 3 42 Disassembly and reassembly ...

Page 43: ...he touchpad panel 3 Connect the touchpad cable 4 Connect the SmartCard reader cable to the laptop 5 Install the a chassis frame b SSD card c WWAN card d WLAN card e battery f base cover 6 Follow the procedure in After working inside your computer LED board Removing the LED board 1 Follow the procedure in Before working inside your computer 2 Remove the a base cover Disassembly and reassembly 43 ...

Page 44: ...d to the laptop 2 c Lift the LED board away from the laptop 3 Installing the LED board 1 Place the LED board on the laptop 2 Tighten the M2x3 screw to secure the LED board to the laptop 3 Connect the LED board cable to the connector on the LED board 4 Install the a chassis frame b SSD card c WWAN card d WLAN card e battery f base cover 5 Follow the procedure in After working inside your computer 4...

Page 45: ...ssis frame 3 To disconnect the cables a Lift the latch and disconnect the LED board cable 1 b Disconnect and unroute the speaker cable 2 c Remove the speaker cable from the routing clips 3 4 Lift the speakers from the laptop NOTE Speaker are fixed to the laptop in the speaker holder lift the speaker gently to avoid damage to the holders Disassembly and reassembly 45 ...

Page 46: ... the a chassis frame b SSD card c WLAN card d battery e base cover 5 Follow the procedure in After working inside your computer Hinge cap Removing the hinge cap 1 Follow the procedure in Before working inside your computer 2 Remove the a base cover b battery 3 To remove the hinge cap a Remove the M2x3 screws that secure the hinge cap to the laptop 1 b Remove the hinge cap from the laptop 2 46 Disa...

Page 47: ... a battery b base cover 4 Follow the procedure in After working inside your computer Display assembly Removing the display assembly 1 Follow the procedure in Before working inside your computer 2 Remove the a base cover b battery c WWAN card d WLAN card e hinge cap 3 To disconnect the display cable a Release the WLAN cable from the routing channels 1 Disassembly and reassembly 47 ...

Page 48: ...ecure the display cable on the computer 3 4 d Disconnect the display cable 5 4 To remove hinge screws a Remove the M2x5 screws 4 that secure the display assembly to the system board 1 b Release the antenna cables and display cable from the routing channel 2 3 48 Disassembly and reassembly ...

Page 49: ...5 Turn over the laptop 6 To remove the display assembly a Remove the M2x5 screws 2 that secure the display assembly to the laptop 1 b Flip to open the display 2 Disassembly and reassembly 49 ...

Page 50: ...7 Slide the display assembly away from the system base 50 Disassembly and reassembly ...

Page 51: ...ing inside your computer Display bezel Removing display bezel 1 Follow the procedure in Before working inside your computer 2 Remove the a base cover b battery c WLAN card d WWAN card e display assembly 3 To remove the display bezel a Pry the display bezel at the base of the display 1 NOTE When removing or reinstalling the display bezel from the display assembly technicians should note that the di...

Page 52: ...display bezel and work around the entire bezel until it clicks on to the display assembly 3 Install the a display assembly b WWAN card c WLAN card d battery e base cover 4 Follow the procedure in After working inside your computer Display hinges Removing the display hinge 1 Follow the procedure in Before working inside your computer 2 Remove the a base cover b battery c WWAN card d WLAN card e hin...

Page 53: ...splay hinge Installing the display hinge 1 Place the display hinge cover on the display assembly 2 Tighten the M2 5x3 5 screw to secure the display hinge cover to the display assembly 3 Repeat the same procedure step 1 2 to install the other display hinge cover 4 Install the a display bezel b display assembly c hinge cap d WWAN card e WLAN card f battery g base cover 5 Follow the procedure in Afte...

Page 54: ...isplay bezel 3 Remove the M2x3 screws 4 that secure the display panel to the display assembly 1 and lift to turn over the display panel to access the eDP cable 2 4 To remove the display panel a Peel off the adhesive tape 1 b Lift the blue tape that secures the display cable 2 c Lift the latch to disconnect the display cable from the connector on the display panel 3 4 54 Disassembly and reassembly ...

Page 55: ...ce the display panel to align with the screw holders on the display assembly 4 Tighten the M2x3 screws to secure the display panel to the display assembly 5 Install the a display bezel b display assembly c hinge cap d WWAN card e WLAN card f battery g base cover 6 Follow the procedure in After working inside your computer Disassembly and reassembly 55 ...

Page 56: ...g inside your computer 2 Remove the a base cover b battery c WWAN card d WLAN card e display assembly f Display Panel g display bezel 3 Lift the latch and disconnect the eDP cable 4 Peel off the eDP cable from the adhesive to remove it from the display 56 Disassembly and reassembly ...

Page 57: ...zel c display assembly d hinge cap e WWAN card f WLAN card g battery h base cover 3 Follow the procedure in After working inside your computer Camera Removing camera 1 Follow the procedure in Before working inside your computer 2 Remove the a base cover b battery c WLAN d WWAN card e display assembly f display bezel g display panel Disassembly and reassembly 57 ...

Page 58: ...ng camera 1 Insert the camera into the slot on the display back cover 2 Connect the display cable to the connector 3 Affix the two conductive tape above the camera 4 Install the a display panel b display bezel c display assembly d WLAN e WWAN card f memory module g battery h base cover 5 Follow the procedure in After working inside your computer 58 Disassembly and reassembly ...

Page 59: ...era 3 The display back cover assembly is the remaining component after removing all the components Installing the display back cover assembly 1 The display back cover assembly is the remaining component after removing all the components 2 Install the a camera b eDP cable c display panel d display bezel e display assembly f WWAN card g WLAN card h battery i base cover 3 Follow the procedure in Afte...

Page 60: ... WWAN card f SSD card g hard drive h memory module i Touchpad j heat sink k coin cell battery l chassis frame m system board n hinge cap o display assembly NOTE The component you are left with is the palm rest 3 Install the following components on the new palm rest a display assembly b hinge cap c system board d chassis frame 60 Disassembly and reassembly ...

Page 61: ...tery f heat sink g Touchpad h memory module i SSD card or hard drive j WWAN card k WLAN card l keyboard m battery n base cover 4 Follow the procedure in After working inside your computer Disassembly and reassembly 61 ...

Page 62: ...unning the ePSA Diagnostics 1 Invoke diagnostics boot by either of the methods suggested above 2 Once on one time boot menu use up down arrow key to navigate to ePSA or diagnostics and press return key to launch Fn PWR will flash diagnostics boot selected on screen and launch ePSA diagnostics directly 3 On the boot menu screen select the Diagnostics option 4 Press the arrow in the lower right corn...

Page 63: ...s un provision Intel vPro and reset the system date and time The following items are unaffected by the RTC reset Service Tag Asset Tag Ownership Tag Admin Password System Password HDD Password Key Databases System Logs The following items may or may not reset based on your custom BIOS setting selections The Boot List Enable Legacy OROMs Secure Boot Enable Allow BIOS Downgrade Troubleshooting 63 ...

Page 64: ...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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