Dell Vostro 3300 Service Manual Download

Page: 28 / 108

1. Base Cover
2. Battery
3. Solid state drive
4. Touchpad
5. DC-in cable
6. System board
7. Speakers
8. Palmrest
9. Display assembly
10. I-O Daughterboard
11. WLAN Card
12. Memory Module
13. Coin Cell
14. System Fan
15. Heatsink

NOTE:

Dell provides a list of components and their part numbers for the original system configuration purchased. These

parts are available according to warranty coverages purchased by the customer. Contact your Dell sales representative
for purchase options.

Major components of your system

Summary of Contents for Vostro 3300

Page 1: ...Dell Latitude 3300 Service Manual Regulatory Model P95G Regulatory Type P95G001 ...

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 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 2019 12 Rev A01 ...

Page 3: ...SSD 17 HDMI 1 4a 17 Battery Specifications 18 USB features 18 USB Type C 20 Media Card Readers 21 Software and Troubleshooting 21 Downloading Windows drivers 21 Dell Command Configure 22 Turning off your computer 24 Turning off your computertablet tablet Windows 25 3 Major components of your system 26 4 Disassembly and reassembly 29 Screw List 29 Recommended tools 29 microSD card 30 Installing the...

Page 4: ...oard 61 Dc in cable 62 Removing the DC in cable 62 Installing the DC in cable 63 Heat sink 64 Removing the heatsink 64 Installing the heatsink 65 System Fan 66 Removing the system fan 66 Installing the system fan 67 WLAN Card 68 Removing the WLAN card 68 Installing the WLAN card 69 Display assembly 70 Removing the display assembly 70 Installing the display assembly 72 Display bezel 74 Removing the...

Page 5: ...iagnostics 94 Battery Status Lights 94 WiFi power cycle 94 Diagnostic LEDs 95 M BIST 95 Self Heal 96 Course Introduction 96 Self Heal Instruction 96 Supported Latitude Models 96 BIOS recovery 97 BIOS recovery using hard drive 97 BIOS recovery using USB drive 98 LCD Built in Self Test 98 ePSA Diagnostics 98 Validation Tools 101 6 Getting help 108 Contacting Dell 108 Contents 5 ...

Page 6: ...g 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 locking tabs if you are disconnecting this type of cable press in on the locking tabs before you disconnect the cable As you pull connectors apart keep them evenly aligned to avoid bending a...

Page 7: ...n increasing concern Due to the increased density of semiconductors used in recent Dell products the sensitivity to static damage is now higher than in earlier Dell products For this reason some previously approved methods of handling parts are no longer applicable There are two recognized types of ESD damage catastrophic and intermittent failures Catastrophic The damage causes an immediate and co...

Page 8: ...h pads When handling static sensitive components grasp them by the sides not the top Avoid touching pins and circuit boards When unpacking a static sensitive component from its shipping carton do not remove the component from the anti static packing material until you are ready to install the component Before unwrapping the anti static packaging be sure to discharge static electricity from your bo...

Page 9: ...with a wrist strap mat and bonding wire Never use wireless wrist straps Always be aware that the internal wires of a wrist strap are prone to damage from normal wear and tear and must be checked regularly with a wrist strap tester in order to avoid accidental ESD hardware damage It is recommended to test the wrist strap and bonding wire a minimum of once per week Table 1 Wrist Straps Wrist Strap a...

Page 10: ...e to accommodate the type of system that is being repaired The workspace should also be free of insulators that can cause an ESD event On the work area insulators such as Styrofoam and other plastics should always be moved at least 12 inches or 30 centimeters away from sensitive parts before physically handling any hardware components ESD Packaging All ESD sensitive devices must be shipped and rec...

Page 11: ...omponents Lifting Equipment NOTE Do not lift greater than 50 pounds Always obtain assistance from another person or persons or use a mechanical lifting device Adhere to the following guidelines when lifting equipment 1 Get a firm balanced footing Keep your feet apart for a stable base and point your toes out 2 Bend your knees Do not bend at the waist 3 Tighten stomach muscles Abdominal muscles sup...

Page 12: ...isplay 7 Press and hold the power button for few seconds to ground the system board CAUTION To guard against electrical shock unplug your computer from the electrical outlet before performing Step 8 CAUTION To avoid electrostatic discharge ground yourself by using a wrist grounding strap or by periodically touching an unpainted metal surface at the same time as touching a connector on the back of ...

Page 13: ...onventional BIOS and the UEFI BIOS unless the UEFI option is checked in the Boot List Option setting in the BIOS page This will allow the user to create a UEFI boot option list manually without affecting the existing boot priority list With the implementation of UEFI BIOS the changes are more related to the manufacturing tools and functionalities with very minimal impact to the customer s usages A...

Page 14: ...R3 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 memory modules as listed below Key notch difference The k...

Page 15: ...r the Dell logo is displayed With keyboard Tap F2 until the Entering BIOS setup message appears To enter the Boot selection menu tap F12 3 On the left pane select Settings General System Information The memory information is displayed on the right pane Testing memory using ePSA 1 Turn on or restart your system 2 Perform one of the following actions after the Dell logo is displayed With keyboard pr...

Page 16: ...power consumption Display Support eDP internal HDMI DisplayPort through Type C port Maximum Color Depth 32 bit Maximum Vertical Refresh Rate Up to 85 Hz depending on resolution Operating Systems Graphics Video API Support DirectX 12 OpenGL 4 4 except OpenGL4 5 for i3 7020U Supported Resolutions and Max Refresh Rates Hz Note Analog and or digital eDP Panel 1366 x 768 60 Hz HDMI V1 4 1 65 Gbps Displ...

Page 17: ... Idle 0 05 W Active 4 5 W Environmental Operating Conditions Non Condensing Temperature range 0 C to 70 C Relative humidity range 5 to 95 Environmental Non Operating Conditions Non Condensing Temperature range 40 C to 70 C Relative humidity range 5 to 95 HDMI 1 4a This topic explains the HDMI 1 4a and its features along with the advantages HDMI High Definition Multimedia Interface is an industry s...

Page 18: ...n 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 currently used in A V systems HDMI supports communication between the video source such as a DVD player and the DTV enabling new functionality B...

Page 19: ... and Full Speed The new SuperSpeed mode has a transfer rate of 4 8 Gbps While the specification retains Hi Speed and Full Speed USB mode commonly known as USB 2 0 and 1 1 respectively the slower modes still operate at 480 Mbps and 12 Mbps respectively and are kept to maintain backward compatibility USB 3 0 USB 3 1 Gen 1 achieves the much higher performance by the technical changes below An additio...

Page 20: ...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 USB Type C USB Type C is a new tiny physical connector The connector itself can support various exciting new USB standards like USB 3 1 and USB power delivery USB PD Alternate Mode USB Type C is a new connector standard that is very small It is about a thir...

Page 21: ...formation Media card readers allows for easy transfer of data between these devices Several different types of media or memory cards are available today Below is a list of the different types of cards that work in the media card reader SD Card Reader 1 Memory Stick 2 Secure Digital SD 3 Secure Digital High Capacity SDHC 4 Secure Digital eXtended Capacity SDXC Software and Troubleshooting Downloadi...

Page 22: ...ing fanspeed option Support for the following BIOS options backcamera fnlock fnlockmode gpsradio keyboardbacklightonacpower rearusb sideusb unmanagednic Platforms Supported These are the business clients platforms supported Latitude OptiPlex Dell Precision Workstation Mobile Dell Precision Workstation NOTE Dell Command Configure will not be pre loaded for the customer upon purchase Customers will ...

Page 23: ...d Configure GUI Command Configure WINPE Allows access to the Windows PE scripts to create a bootable image For more details see the Dell Command Configure Installation Guide Uninstall Uninstalls Command Configure User s Guide Online Provides access to the Command Configure online documentation Launching The Command Configure GUI NOTE The Command Configure GUI is supported only on systems running t...

Page 24: ...ram Dell Command Configure Command Configure Command Prompt 2 Navigate to the x86 or x86_64 directory depending on the architecture of the operating system 3 Run the Command Configure commands Bootable Image To run Command Configure commands 1 Copy Dell Command Configure with the International Organization for Standardization ISO image to a Compact Disc CD For more information see Dell Command Con...

Page 25: ...r or remove the side cover 1 Click or tap 2 Click or tap and then click or tap Shut down NOTE Ensure that the computer and all attached devices are turned off If your computer and attached devices did not automatically turn off when you shut down your operating system press and hold the power button for about 6 seconds to turn them off Technology and components 25 ...

Page 26: ...3 26 Major components of your system ...

Page 27: ...Major components of your system Major components of your system 27 ...

Page 28: ...N Card 12 Memory Module 13 Coin Cell 14 System Fan 15 Heatsink NOTE Dell provides a list of components and their part numbers for the original system configuration purchased These parts are available according to warranty coverages purchased by the customer Contact your Dell sales representative for purchase options 28 Major components of your system ...

Page 29: ...0 3 0 Hinges to LCD back cover 4 M2 5 3 5 Touchpad to Palmrest 3 M2 0 3 0 large head Hinges to palmrest 6 M2 5 5 0 LCD Bezel to back Cover Fan to Palmrest DC in Bracket to MB I O Board to palmrest System board to Palmrest Mis trigger Bkt to SSD 2 2 1 1 1 1 M2 0 4 0 Base cover to Palmrest 10 M2 5 8 0 Captive screws Part of the base cover Recommended tools The procedures in this document require the...

Page 30: ...s in on the microSD card to release it from the computer 2 Remove the microSD card from the computer Base Cover Removing the base cover 1 Follow the procedure in Before working inside your computer 2 Remove the a microSD card 3 Loosen the 10 M2 5xL8 5 captive screws that secure the base cover to the computer 30 Disassembly and reassembly ...

Page 31: ...4 Use a plastic scribe 1 to pry the base cover along the edges 2 to separate the base cover from the computer 5 Lift the base cover up and away from the computer Disassembly and reassembly 31 ...

Page 32: ...Installing the base cover 1 Align the base cover and place it on the computer 32 Disassembly and reassembly ...

Page 33: ...2 Press down along the edges of the base cover until it clicks into place 3 Tighten the 10 M2 5xL8 5 captive screws to secure the base cover to the computer Disassembly and reassembly 33 ...

Page 34: ...e battery 1 Follow the procedure in Before working inside your computer 2 Remove the a microSD card b base cover 3 Peel off the tape 1 and disconnect the battery cable from the system board 2 4 Peel off the piece of tape 3 on the memory module bracket and unroute the battery cable 34 Disassembly and reassembly ...

Page 35: ...nd mounts to different mounts on the palmrest Remove the single M2 0x3 0 screw 1 and remove the metallic bracket 2 retaining battery to the palmrest 6 Remove the two M2 0x3 0 screws 3 and separate the battery support bracket 4 from the palmrest 7 Lift the battery away from the computer Disassembly and reassembly 35 ...

Page 36: ...el off the tape 1 and disconnect the battery cable from the battery 2 Installing the battery 1 Install the battery cable on the battery 1 and secure it using a piece of tape 2 36 Disassembly and reassembly ...

Page 37: ...almrest Insert the battery into the slot on the computer 1 and align the battery and the screw hole on the palmrest 2 3 Install the battery support bracket 1 and install the two M2 0xL3 screws securing the battery to the palmrest 2 4 Install the metallic bracket 3 and the single M2 0xL3 screw to retain the battery 4 to the palmrest Disassembly and reassembly 37 ...

Page 38: ... to the system board 1 and secure it using a piece of tape 2 6 Route the battery cable along the memory module bracket and secure it using a piece of tape 3 7 Install the a base cover b microSD card 38 Disassembly and reassembly ...

Page 39: ...ets the BIOS and may cause No Boot No POST or potential loss of data or lockout Disconnect the battery cable from its connector on the system board 1 4 Lift and remove the coin cell from the system 2 NOTE A strong adhesive is used on the coin cell a bit of force is needed to peel up the battery from the palmrest Installing the coin cell 1 Place the coin cell battery into the system 1 2 Connect the...

Page 40: ...e your computer Memory Module Removing the memory module 1 Follow the procedure in Before working inside your computer 2 Remove the a microSD card b base cover c battery 3 Pry apart the memory module latches 1 4 Lift and remove the memory module from the system board 2 40 Disassembly and reassembly ...

Page 41: ...ule 1 Insert the memory module at an acute angle into the connector on the system board 1 2 Gently push the memory module until the latches snap it into place 2 3 Install the a battery b base cover Disassembly and reassembly 41 ...

Page 42: ...er to an alternate location as marked on the palmrest Follow the procedure in Before working inside your computer 2 Remove the a microSD card b base cover c battery 3 Remove the single M2xL4 screw securing the SSD on the extender 1 4 Remove the SSD from the M 2 slot on the system board 2 Figure 11 M 2 2230 SSD Installing the SSD 1 Install the SSD in the M 2 bracket 1 and secure it using the single...

Page 43: ...D bracket 1 NOTE This system has option to fit two form factors M 2 2242 and M 2 2230 SSD eMMC cards Follow the procedure in Before working inside your computer 2 Remove the a microSD card b base cover c battery d SSD 3 Remove the two M2xL3 screws securing the SSD bracket on the palmrest 1 4 Remove the SSD bracket from the palmrest 2 Disassembly and reassembly 43 ...

Page 44: ...30 SSD Installing the SSD bracket 1 Install the SSD bracket in the palmrest 1 2 Install the two M2xL3 screws securing the SSD bracket to the palmrest 2 Figure 14 M 2 2230 SSD 3 Install the 44 Disassembly and reassembly ...

Page 45: ...rd 1 4 Hold the sides of the palmrest securely while pushing into the two release holes using a plastic scribe 2 NOTE It takes some force to push out the keyboard through the two release holes Exercise due caution NOTE Picture for representational purpose to show exact location of keyboard latches It is not necessary to remove the heat sink hard drive or system board to access the keyboard release...

Page 46: ...6 Gently remove the keyboard cable from underneath the keyboard 46 Disassembly and reassembly ...

Page 47: ...NOTE Unroute the keyboard cable from the touchpad bracket before proceeding 7 Slide the keyboard towards the touchpad 1 and lift it up 2 to remove it from the computer Disassembly and reassembly 47 ...

Page 48: ...Installing the keyboard 1 Install the keyboard on the computer 1 and slide in the retention tabs in the holes on the palmrest 2 48 Disassembly and reassembly ...

Page 49: ...2 Tuck in the keyboard cable and route it along the touchpad bracket Disassembly and reassembly 49 ...

Page 50: ...3 Press the keyboard until it clicks in place 50 Disassembly and reassembly ...

Page 51: ...4 Insert the keyboard cable in its connector on the system board NOTE Keyboard cable must be inserted parallel to the connector Disassembly and reassembly 51 ...

Page 52: ...oSD card 6 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 microSD card b base cover c battery 3 Lift the actuator and disconnect the touchpad cable from the system board 1 4 Remove the tape 2 3 4 securing the touchpad to the chassis 5 Remove the three M2xL3 screws 1 that secure t...

Page 53: ...6 Peel off the tape from the touchpad 7 Remove the M2xL3 screws large head 1 that secure the touchpad to the system and then lift the touch pad from the system 2 Disassembly and reassembly 53 ...

Page 54: ...or 1 and remove the touchpad FFC cable 2 from the module Installing the touchpad 1 Install the touch pad FFC cable on its slot on the touchpad module 1 and close the actuator 2 to secure it 54 Disassembly and reassembly ...

Page 55: ... Place the touchpad into the slots on the computer 1 and tighten the three M2xL3 screws 2 that secure the touchpad to the system 3 Secure the touchpad using a piece of tape Disassembly and reassembly 55 ...

Page 56: ...s the touchpad to the computer 5 Install the three M2xL3 screws 2 securing the touchpad to the system 6 Affix the tapes 1 2 3 on the touch pad and connect the touchpad cable 4 to the connector on the system board 56 Disassembly and reassembly ...

Page 57: ...e procedure in Before working inside your computer 2 Remove the a microSD card b base cover c battery 3 Disconnect the speaker cable from the connector on the system board 1 and lift the speaker cable off from the cable guide 2 4 Unroute the speaker cable from the routing channel 3 along the bottom of touchpad on the palmrest Disassembly and reassembly 57 ...

Page 58: ...5 Remove the speakers along with the cable from the computer Installing the speakers 1 Place the speakers into the slots on the computer 58 Disassembly and reassembly ...

Page 59: ...d on the palmrest 1 3 Route and secure the speaker cable into the cable guide 2 and connect the cable to the connector on the system board 3 4 Install the a battery b base cover c microSD card 5 Follow the procedure in After working inside your computer Disassembly and reassembly 59 ...

Page 60: ...he a microSD card b base cover c battery 3 Disconnect the I O daughterboard cable from its connector on the system board 4 Open the actuator 1 and remove the FFC cable from the I O board 2 5 Remove the two M2xL3 screws that secure the I O daughterboard to the system board 1 6 Lift and remove the I O daughterboard from the computer 2 60 Disassembly and reassembly ...

Page 61: ...he I O daughterboard in its place on the computer 1 and tighten the two M2xL3 screws that secure the I O daughterboard to the system board 2 2 Install the FFC cable in the I O board 1 and flip close the actuator 2 Disassembly and reassembly 61 ...

Page 62: ... the a battery b base cover c microSD card 5 Follow the procedure in After working inside your computer Dc in cable Removing the DC in cable 1 Follow the procedure in Before working inside your computer 2 Remove the a microSD card b base cover 62 Disassembly and reassembly ...

Page 63: ...rd 3 6 Lift to remove the DC in port from the computer 4 Installing the DC in cable 1 Install the DC in port in the computer aligning it with the notch in the chassis 1 2 Ensure that the metal bracket sits flush on the USB Type C port aligning with screw holes on the system board 2 3 Tighten the two M2xL4 screws securing the DC in to the motherboard and palmrest 3 4 Connect the DC in cable to the ...

Page 64: ... heatsink 1 Follow the procedure in Before working inside your computer 2 Remove the a microSD card b base cover c battery 3 NOTE Follow the diagonal pattern to loosen the screws Loosen the four captive M2 5x2 5 screws that secure the heat sink to the computer 1 4 Lift the heatsink away from the computer 2 64 Disassembly and reassembly ...

Page 65: ... the computer 1 2 Install the four M2 5x2 5 screws 2 to secure the heatsink to the computer NOTE Follow the diagonal pattern to tighten the screws similar to the pattern followed to loosen the screws in Removing heatsink 3 Install the Disassembly and reassembly 65 ...

Page 66: ...rking inside your computer 2 Remove the a microSD card b base cover c battery 3 Unroute and pry out the WLAN antennae cable from the hook near the fan case 1 4 Disconnect the system fan connector from the system board 2 5 Remove the two M2xL3 screws 1 that secure the system fan to the palmrest 6 Lift the system fan off from the palmrest 2 66 Disassembly and reassembly ...

Page 67: ... the palmrest 1 2 Install the two M2xL3 screws 2 to secure the system fan to the palmrest 3 Connect the fan cable to the system board 1 4 Route the WLAN antennae cable along the fan case onto its hook on the system board 2 Disassembly and reassembly 67 ...

Page 68: ...e in Before working inside your computer 2 Remove the a microSD card b base cover c battery 3 Remove the single M2xL3 screw that secures the WLAN metal bracket to the computer 1 and lift and remove the metal bracket off the WLAN card 2 4 Disconnect the two antenna cables 3 and remove the WLAN card from M 2 connector on the system board 4 68 Disassembly and reassembly ...

Page 69: ...nto the M 2 connector on the system board 1 2 Connect the two antenna cables to the WLAN card 2 3 Replace the metal bracket on the WLAN 3 4 Tighten the M2xL3 screw to secure the WLAN card and bracket to the system board 4 Disassembly and reassembly 69 ...

Page 70: ... LCDs 1 Follow the procedure in Before working inside your computer 2 Remove the a microSD card b base cover c battery d WLAN card e DC in cable 3 Remove the tape 1 and unroute the antennae cable 2 near the fan case 4 Remove the single screw that secures the EDP bracket 3 and remove it off the EDP connector on the system board 4 5 Disconnect the EDP cable from the system board 5 70 Disassembly and...

Page 71: ...6 Remove the five M1 6xL2 screws securing the LCD hinges to the computer 7 Open the lid slightly Disassembly and reassembly 71 ...

Page 72: ...he hinges from the palmrest and separate the display assembly from the computer Installing the display assembly 1 Install the display assembly aligning the hinges caps on the palmrest 72 Disassembly and reassembly ...

Page 73: ...e display assembly to the computer 3 Route the antennae cable along the edges of the fan case 1 and stick a piece of tape 2 to secure it to the system board 4 Connect the EDP cable 3 and place the EDP bracket on the connector 4 and secure it to system board using the single screw 5 Disassembly and reassembly 73 ...

Page 74: ...er Display bezel Removing the display bezel 1 Follow the procedure in Before working inside your computer 2 Remove the a microSD card b base cover c battery d WLAN card e DC in cable f display assembly 3 Remove the screw protector caps 1 and remove the two M2L4 screws securing the bezel 2 to the back cover 74 Disassembly and reassembly ...

Page 75: ...4 Pry from all sides along the inside of the LCD panel to separate the LCD bezel from the back cover 5 Lift and remove the display bezel from the display assembly Disassembly and reassembly 75 ...

Page 76: ...Installing the display bezel 1 Place the bezel on the LCD back cover preassembled with LCD panel 2 Press along the edges of the LCD to clip the LCD back cover to the bezel 76 Disassembly and reassembly ...

Page 77: ...y bezel to the back cover and install the screw protector caps 2 4 Install the a display assembly b DC in cable c WLAN card d battery e base cover f microSD card 5 Follow the procedure in After working inside your computer Disassembly and reassembly 77 ...

Page 78: ...embly g display bezel 3 Disconnect the EDP cable from the microphone camera module 1 4 Lift the microphone camera module from the display assembly 2 5 Follow the procedure in After working inside your computer Installing the camera microphone module 1 Align and place the camera microphone module on the LCD back cover assembly 1 2 Connect the EDP cable to the camera microphone module 2 78 Disassemb...

Page 79: ...ng inside your computer LCD panel Removing the LCD panel 1 Follow the procedure in Before working inside your computer 2 Remove the a microSD card b base cover c battery d WLAN card e DC in cable f display assembly g LCD bezel 3 Remove the four M2L3 screws 1 securing the LCD panel to the LCD back cover and flip it over 2 Disassembly and reassembly 79 ...

Page 80: ...anel up and away from the computer 4 Installing the LCD panel 1 Connect the eDP cable to the system board 1 and while holding the cable close the actuator on the connector 2 2 Stick the tape on the connector 3 securing the eDP cable to the LCD panel and flip over the LCD panel to rest on the LCD back cover 4 80 Disassembly and reassembly ...

Page 81: ... the back cover 1 and install the four M2L3 screws to secure the LCD panel to the LCD back cover 2 4 Install the a display bezel b display assembly c DC in cable d WLAN card e battery f base cover Disassembly and reassembly 81 ...

Page 82: ... computer 2 Remove the a microSD card b base cover c battery d WLAN card e DC in cable f display assembly g LCD bezel h LCD panel i Display hinges 3 Peel off the tape securing the eDP cable to the back cover 1 and remove the metal foil 2 4 Un route the eDP cable tucked along the back cover and remove the eDP cable from the computer 82 Disassembly and reassembly ...

Page 83: ... 1 Route the eDP cable along the edges of the LCD back cover 2 Stick the tape securing the eDP cable to the back cover 1 and install the metal foil to secure the eDP cable to the LCD back cover 2 Disassembly and reassembly 83 ...

Page 84: ...lay hinges Removing the display hinges 1 Follow the procedure in Before working inside your computer 2 Remove the a microSD card b base cover c battery d WLAN card e DC in cable f display assembly g LCD bezel h LCD panel 3 Remove the six M2 5L5 screws on either side securing the hinges to the back cover 1 4 Angle the hinges and lift the hinges up and away from the back cover 2 84 Disassembly and r...

Page 85: ...Installing the display hinges 1 Angle the hinges and install the hinges on the LCD back cover 1 2 Install the six M2 5L5 screws securing the hinges to the LCD back cover 2 Disassembly and reassembly 85 ...

Page 86: ... Display back cover 1 NOTE After disassembling the hinges you are left with Display back cover which is one complete unit along with antennae cables Follow the procedure in Before working inside your computer 2 Remove the a microSD card b base cover c battery d WLAN card e DC in cable f display assembly g LCD bezel h LCD panel i Display hinges j eDP cable 86 Disassembly and reassembly ...

Page 87: ...e cover j microSD card 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 a microSD card b base cover c battery d WLAN card e SSD f memory module g heat sink h fan i DC in 3 Disconnect the following cables and connectors Disassembly and reassembly 87 ...

Page 88: ...oard cable connector 5 4 Remove the single screw 1 securing the EDP bracket on the system board 5 Remove the EDP bracket 2 and disconnect the EDP cable 3 from the system board 6 Remove the single M2xL4 screw and two M2xL2 large head screws 1 and lift the system board slightly 2 88 Disassembly and reassembly ...

Page 89: ...7 Incline the system board and remove the system board from the computer Installing the system board 1 Incline the system board slightly and install it on the computer Disassembly and reassembly 89 ...

Page 90: ...L2 large head screws 2 securing it to the palmrest 3 Connect the EDP cable to the connector on the system board 1 4 Align and place the EDP bracket on the connector 2 and tighten it using the single screw 3 securing the system board to the computer 90 Disassembly and reassembly ...

Page 91: ...llowing cables and connectors a Keyboard cable connector 1 b Touchpad cable connector 2 c Speaker cable connector 3 d I O board cable 4 e Coin cell connector 5 6 Install the a DC in cable Disassembly and reassembly 91 ...

Page 92: ...e system board you are left with palmrest which is one complete unit Follow the procedure in Before working inside your computer 2 Remove the a microSD card b base cover c battery d coin cell e WLAN card f SSD g speakers h i o daughterboard i keyboard j touchpad k display assembly l memory module m heat sink n fan o DC in p system board 3 Install the palmrest 92 Disassembly and reassembly ...

Page 93: ...at sink e memory module f display assembly g touchpad h keyboard i i o daughterboard j speakers k SSD l WLAN card m coin cell n battery o base cover p microSD card 5 Follow the procedure in After working inside your computer Disassembly and reassembly 93 ...

Page 94: ...king amber light with steady green light Temporary battery failure with AC adapter present Constantly blinking amber light Fatal battery failure with AC adapter present Light off Battery in full charge mode with AC adapter present green light on Battery in charge mode with AC adapter present WiFi power cycle If your computer is unable to access the Internet due to WiFi connectivity issues a WiFi p...

Page 95: ... Confirm that the memory module is installed properly If problem persists replace the memory module 2 4 Memory RAM failure Replace the memory module 2 5 Invalid memory installed Replace the memory module 2 6 System board Chipset error Replace the system board 2 7 LCD failure Replace the LCD module 2 8 LCD Power rail failure Replace the system board 3 1 CMOS battery failure Replace the RTS battery ...

Page 96: ...tude Models NOTE Before replacing the system board perform self heal as a mandatory step Latitude Self Heal can be avoided when complete system tear down is required to access the coin cell battery For the Latitude E7 Series XX70 BIOS Recovery 2 0 should be performed as the primary step In order to reduce troubleshooting time associated with Self Heal there is no mandatory requirement to reassembl...

Page 97: ...sion of the BIOS and BIOS_CUR rcv for the latest version of the BIOS For example if the latest version s file name is PowerEdge_T30_1 0 0 exe rename it to BIOS_CUR rcv and if the previous version s file name is PowerEdge_T30_0 0 9 exe rename it to BIOS_PRE rcv NOTE a If the hard drive is new there will be no operating system installed b If the hard drive has been partitioned at the Dell factory th...

Page 98: ... Self Test Overview LCD Built in Self Test BIST Dell laptop have a built in diagnostic tool that helps you determine if the screen abnormality you are experiencing is an inherent problem with the LCD screen of the Dell laptop or with the video card GPU and PC settings When you notice screen abnormalities like flickering distortion clarity issues fuzzy or blurry image horizontal or vertical lines c...

Page 99: ...ell splash screen appears until you get the message Diagnostic Boot Selected On the one time boot menu screen use the Up Down arrow key to select the Diagnostics option and then press Enter Press and Hold Function Fn key on the keyboard and press the Power button to power on the system ePSA User Interface This section contains information on ePSA 3 0 s Basic and Advanced Screen ePSA opens the basi...

Page 100: ...r right hand side of the basic screen To run the test on specific device or run a specific test 1 To run a diagnostic test on a specific device press Esc and click Yes to stop the diagnostic test 2 Select the device from the left pane and click Run Tests or use Advanced Option to include or exclude any test ePSA Error Messages When the Dell ePSA Diagnostic detects an error while running it will pa...

Page 101: ...e the beeping sound code when there is an error by clicking on at the bottom right side of the error window NOTE Some tests for specific devices require user interaction Always ensure that you are present before the computer when the diagnostic tests are performed Validation Tools This section contains information on how to validate the ePSA error codes Error code verification can be done using be...

Page 102: ...ode validation code and service tag Part serial number is optional NOTE For error code use only the last 3 or 4 digits of the code user can enter 0142 or 142 instead of 2000 0142 4 Click on Submit once all the necessary information is entered 102 Diagnostics ...

Page 103: ...ple After entering the correct information the online tools will direct the user to the above screen which contains information on Confirmation of the error code and result outcome Suggested Part Replacement Diagnostics 103 ...

Page 104: ...id Error Code Example QR APP Validation Tool Besides using the online tool customers can also validate the error code by scanning the QR code with a QR APP a smartphone 1 User to obtain the QR code from ePSA error screen 2 User can use any QR code scanner application through the smartphone to scan the QR code 104 Diagnostics ...

Page 105: ...3 The QR code scanner application will scan the code and automatically generate a link Click the link to proceed Diagnostics 105 ...

Page 106: ...Support website which contains information on Confirmation of the error code and result outcome Suggested Part Replacement If customer is still covered under Dell Warranty Case reference number if there is an open case under the service tag 106 Diagnostics ...

Page 107: ...Diagnostics 107 ...

Page 108: ...e 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 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 su...

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