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Dell EMC Latitude 3300, Руководство по обслуживанию, Страница: 96 / 105

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•

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 basic screen on start. You can switch to the advanced screen using the arrow icon at the bottom of the screen. The
advanced screen shows detected devices on the left column. Specific test can be included or excluded only in the interactive mode.

ePSA Basic Screen

The Basic Screen has minimal controls which allows easy navigation for the user to start or stop the diagnostics.

ePSA Advanced Screen

The advanced screen allows more directed testing and contains more detailed information about the overall health of the system. The user
can get to this screen by simply swiping a finger to the left on touchscreen systems or clicking the next page button on the lower right
hand side of the basic screen.

96

Diagnostics

Содержание Latitude 3300

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

Страница 2: ...អំរីរលប របរលជសសងងនូែរញ ហា ទាំងអស លនះ ការប រមាន ការប រមាន ការប រមានរង ហា ញរីសកាតា នុរលដែលនាំឱ យមានការខូចខាតែល ប ទរ យសម បតតាិ ររួសលលប ែងខួនន ឬក លសចកតាីស ួ រ 2019 2020 Dell Inc ឬប កុមហ ុនរុប តសម ព ន ធររស ខួនន រក សាសិទ ធប ររ ដររយ ា ង Dell EMC និងនិម មិតសញ ញា ពាណិជ ជកម មលលសេងលទសតរជាននិម មិតសញ ញា ពាណិជ ជកម មររស ប កុមហ ុន Dell Inc ឬប កុមហ ុនរុប តសម ព ន ធររស ខួូន និម មិតសញ ញា ពាណិជ ជកម មលលសេងលទសត អាចននិម ...

Страница 3: ... 17 HDMI 1 4a 17 Battery Specifications 18 លក ខណៈរិលសសររស USB 18 USB Type C 20 Media Card Readers 20 សូហ វដែរនិងការលោះប ស យរញ ហា 21 ការទាញយកប ោយែឺ Windows 21 Dell Command Configure 21 ការរិទកុំរ យូទ រររស អ នក 24 Turning off your computertablet tablet Windows 25 3 Major components of your system 26 4 ការលោះលប រងង និងែំលែប ងលប រងងលែប ងែិញ 29 microSD card 29 Installing the microSD card 29 Removing th...

Страница 4: ...ard 61 Installing the I O daughterboard 63 Dc in cable 65 Removing the DC in cable 65 Installing the DC in cable 65 Heat sink 66 Removing the heat sink 66 Installing the heat sink 67 Display assembly 68 Removing the display assembly 68 Installing the display assembly 70 Display bezel 72 Removing the display bezel 72 Installing the display bezel 73 Camera microphone module 75 Removing the camera mi...

Страница 5: ... 92 M BIST 92 Self Heal 93 Course Introduction 93 Self Heal Instruction 93 Supported Latitude Models 93 ការស តា រ BIOS លែប ងែិញ 93 ការស តា រ BIOS លោយលប រប ប រាស ប ោយថាសរឹង 94 ការស តា រ BIOS លោយលប រប ប រាស ប ោយ USB 94 LCD Built in Self Test 95 ePSA Diagnostics 95 Validation Tools 98 6 ការទទួលយកជំនួយ 105 ការទំនាក ទំនងមកប កុមហ ុន Dell 105 Contents 5 ...

Страница 6: ...ងចាក លស រមុនលរលអ នកផ តា ច ដខសេ លៅលរលអ នកទាញឧរករណ លចញ ប តូែ ោក តលប មបរឲ យលស មប លែប ម បីលជសសងង ការលទារលៅរកភីនររស ឧរករណ ភា ជ រ លលសេងលទសត ែូចគ ន លនះលងដែរ មុនលរលអ នកភា ជ រ ដខសេប តូែប រាកែថាឧរករណ ភា ជ រ ទាំងរីរប តូែរានតប មង រានយ ា ងប តឹមប តូែ ចំណាំ រណ ននកុំរ យូទ រររស អ នក និងលប រងងមាា សុីនមួយចំនួនអាចខុសដរួករីអ វីដែលរានរង ហា ញលៅក នុងឯកស រលនះ ប រយ ត ន ប ររ ន ធនឹងរិទ ប រសិនលរប រប មរចំលហសងប តូែរានលោះលចញលៅលរ...

Страница 7: ...age causes an immediate and complete loss of device functionality An example of catastrophic failure is a memory DIMM that has received a static shock and immediately generates a No POST No Video symptom with a beep code emitted for missing or nonfunctional memory NOTE Catastrophic failures represent approximately 20 percent of ESD related failures Intermittent The DIMM receives a static shock but...

Страница 8: ...tic electricity from your body Before transporting a static sensitive component place it in an anti static container or packaging The ESD Field Service Kit The unmonitored Field Service kit is the most commonly used Each Field Service kit includes three main components anti static mat wrist strap and bonding wire Figure 4 ESD Field Service Kit The anti static mat is dissipative and should be used ...

Страница 9: ...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 and Bonding Wire Wireless ESD Strap Unacceptable ESD Wrist Strap Tester The wires inside of an ESD strap are prone to damage over time When using an unmonitored kit it is best practice to regularly test the strap prior to each service call and at a m...

Страница 10: ...ommodate 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 received in...

Страница 11: ...s 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 support you...

Страница 12: ...hold the power button for a 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 the computer 8 Re...

Страница 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...

Страница 14: ...DR3 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 ...

Страница 15: ...ាទា រ រីែូលហា គ Dell រង ហា ញ នមួយកាតា រចុច សូមចុច F2 រហូតែល ផ ទា ំងស រលរសរចំរញចាូល BIOS លលចលែប ង លែប ម បីចូលលៅមុជានុយការលប ជប សលរសស Boot ចារ លលតាប មលែប ង សូមចុច F12 3 លៅលលប ដល នកខាងលវេ វង លប ជប សលរសស Settings General System Information រ ត មានអង គចងចាំមានរង ហា ញលៅដល នកខាងស តា ំ Testing memory using ePSA 1 Turn on or restart your system 2 Perform one of the following actions after the Dell logo is ...

Страница 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 Disp...

Страница 17: ...ងដតរាុលណា ោ ះ Idle 0 05 W Active 4 5 W Environmental Operating Conditions Non Condensing កប មិតសីតុណហា ភារ 0 C to 70 C កប មិតរដប មរប មនលសំលណប ម អតិររមា 5 to 95 Environmental Non Operating Conditions Non Condensing កប មិតសីតុណហា ភារ 40 C to 70 C កប មិតរដប មរប មនលសំលណប ម អតិររមា 5 to 95 HDMI 1 4a ប រនានរទលនះរន យល អំរី HDMI 1 4a និងលក ខណៈរិលសសររស ងនមួយនឹងអត ថប រលយ ជន HDMI High Definition Multimedia I...

Страница 18: ...MI គ ំប ទប ទង ប រលភទអូឌីយាូនលប ចប នរីលសតាលរអអូសតាង ោរែល សំលែងរហុនដនលលៅជុំែិញ រន ធ HDMI រួមរញចាូលគ ន នូែែសលែអូ និងរហុនដនលអូឌីយាូ លៅក នុងដខសេដត មួយ កាត រន ថយនថួចំណាយ ភារស មុរស ម ញ និងការភាន ប ចែំននដខសេនលប ចប នដែលរចចាុរ បន នកំរុងលប រប លៅក នុងប ររ ន ធ A V HDMI គ ំប ទទំនាក ទំនងរងងប រភរែសលែអូ ែូចនមាា សុីនចាក ឌីែសឌី និង DTV ដែលលរប កនូែមុខង រថ មី Battery Specifications What is ExpressCharge For a system a...

Страница 19: ...នរួនរដន ថមលទសត សំបរ ដខសេរញចាូនចរនតា រំលរញគ ន រីររូ ចរនតាទទួល និងចរនតារញ ជូន សប មារ ការរួមរញចាូលគ ន សរុរននការតភា ជ រ ដខសេប រាំរីលៅក នុងឧរករណ ភា ជ រ និងការភា ជ រ ដខសេ USB 3 0 USB 3 1 ជំនាន ទី 1 លប រប អនតារមុខននទិន នន យទិសរីរននងការលរសរចំពាក កណា តា លសទាននដែលលប រប លលប USB 2 0 ការលធ វប ដររលនះរលងប ប នកប មិតរញ ជូនតាមប ទឹសតាី 10 ែង លោយស ររចចាុរ បន នលនះ កំលណប នតប មូែការការរញចាូនទិន នន យ នមួយរូរភារទំហំធំ ឧរក...

Страница 20: ...quire up to 60 watts for example The USB Power Delivery specification ups this power delivery to 100 watts It s bi directional so a device can either send or receive power And this power can be transferred at the same time the device is transmitting data across the connection This could spell the end of all those proprietary laptop charging cables with everything charging via a standard USB connec...

Страница 21: ...ថរួិតកុំរ យូទ រកុំរ យូទ រយួរនែ 8 រនាទា រ រីរញចារ ការទាញយក ប តូែរុករកលៅកាន ថតដែលអ នករានរក សាទុកឯកស រប ោយែស 9 ចុចលទ វែងលលប រូរតំណាងឯកស រប ោយែឺ និងអនុែតតាតាមការដណនាំលៅលលប លអប កង Dell Command Configure Dell Command Configure Command Configure is a packaged software offering that provides configuration capability to business client platforms This product consists of a Command Line Interface CLI and Gra...

Страница 22: ... Configure Graphical User Interface The Dell Command Configure Graphical User Interface Command Configure GUI displays all Basic Input Output System BIOS configurations supported by Command Configure Using the GUI you can perform the following tasks Create BIOS configuration for client systems Validate the BIOS configuration against the BIOS configuration of the host system Export the customized B...

Страница 23: ...nd 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 ...

Страница 24: ...ogram 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 C...

Страница 25: ...er or remove the side cover 1 Click or tap 2 Click or tap and then click or tap Shut down ចំណាំ 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 រលចចាកែិទ យា និងសមាសភារ 25 ...

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

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

Страница 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 ...

Страница 29: ...D card 1 Press in on the microSD card to release it from the computer 2 Remove the microSD card from the computer រប មររាត 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 0 captive screws that secure the base cover to the computer 4 ការលោះលប រងង និងែំលែប ងលប រងងលែប ងែិញ 29 ...

Страница 30: ... Use a plastic scribe 1 and 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 30 ការលោះលប រងង និងែំលែប ងលប រងងលែប ងែិញ ...

Страница 31: ...Installing the base cover 1 Align the base cover and place it on the computer ការលោះលប រងង និងែំលែប ងលប រងងលែប ងែិញ 31 ...

Страница 32: ...2 Press down along the edges of the base cover until it clicks into place 3 Tighten the 10 M2 5xL8 0 captive screws to secure the base cover to the computer 32 ការលោះលប រងង និងែំលែប ងលប រងងលែប ងែិញ ...

Страница 33: ...ory module 1 Follow the procedure in Before working inside your computer 2 Remove the a microSD card b base cover 3 Disconnect the battery cable from the connector on the system board 4 Pry apart the memory module latches 1 5 Lift and remove the memory module from the system board 2 ការលោះលប រងង និងែំលែប ងលប រងងលែប ងែិញ 33 ...

Страница 34: ... an acute angle into its connector on the system board 1 2 Gently push the memory module until the latches snap into place 2 3 Reconnect the battery cable to the connector on the system board 4 Install the a base cover 34 ការលោះលប រងង និងែំលែប ងលប រងងលែប ងែិញ ...

Страница 35: ...ures the WLAN metal bracket to the computer 1 and lift and remove the metal bracket off the WLAN card 2 5 Disconnect the two antenna cables 3 and remove the WLAN card from the M 2 connector on the system board 4 Installing the WLAN card 1 Insert the WLAN card into 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...

Страница 36: ...cover 3 Disconnect the battery cable from the connector on the system board 4 CAUTION Back up the data before removing the coin cell Removal of the coin cell resets the BIOS and may cause No Boot No POST or potential loss of data Disconnect the battery cable from its connector on the system board 1 5 Lift and remove the coin cell from the system 2 NOTE A strong adhesive is used on the coin cell a ...

Страница 37: ... cell battery into the system 1 2 Connect the coin cell battery cable to its connector on the system board 2 3 Reconnect the battery cable to the connector on the system board 4 Install the a base cover ការលោះលប រងង និងែំលែប ងលប រងងលែប ងែិញ 37 ...

Страница 38: ...n the palmrest Follow the procedure in Before working inside your computer 2 Remove the a microSD card b base cover 3 Disconnect the battery cable from the connector on the system board 4 Remove the SSD 5 Remove the two M2 0x3 0 screws securing the SSD bracket to the palmrest 1 6 Remove the SSD bracket from the palmrest 2 Figure 11 M 2 2230 SSD Installing the SSD bracket 1 Install the SSD bracket ...

Страница 39: ...1 Follow the procedure in Before working inside your computer 2 Remove the a microSD card b base cover 3 Disconnect the battery cable from the connector on the system board 4 Disconnect the speaker cable from the connector on the system board 1 and lift the speaker cable off from the cable guide 2 5 Unroute the speaker cable from the routing channel 3 along the bottom of the touchpad on the palmre...

Страница 40: ...6 Remove the speakers along with the cable from the computer Installing the speakers 1 Place the speakers into the slots on the computer 40 ការលោះលប រងង និងែំលែប ងលប រងងលែប ងែិញ ...

Страница 41: ...secure the speaker cable into the cable guide 2 and connect the cable to the connector on the system board 3 4 Reconnect the battery cable to the connector on the system board 5 Install the a base cover b microSD card 6 Follow the procedure in After working inside your computer ការលោះលប រងង និងែំលែប ងលប រងងលែប ងែិញ 41 ...

Страница 42: ... 3 Disconnect the battery cable 4 Unroute and pry out the WLAN antennae cable from the hook near the fan case 1 5 Disconnect the system fan connector from the system board 2 6 Remove the two M2 0x3 0 screws 1 that secure the system fan to the palmrest 7 Lift the system fan off from the palmrest 2 42 ការលោះលប រងង និងែំលែប ងលប រងងលែប ងែិញ ...

Страница 43: ...lmrest 1 2 Install the two M2 0x3 0 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 ការលោះលប រងង និងែំលែប ងលប រងងលែប ងែិញ 43 ...

Страница 44: ... ម Removing the 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 44 ការលោះលប រងង និងែំលែប ងលប រងងលែប ងែិញ ...

Страница 45: ...ows a 3 cell 42 WHr battery removal The 4 cell 56 WHr battery is slightly bigger in size and attaches 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 ការលោះលប រងង និងែំលែប ងលប រងងលែប ងែិញ 45 ...

Страница 46: ...f 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 46 ការលោះលប រងង និងែំលែប ងលប រងងលែប ងែិញ ...

Страница 47: ...lmrest 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 0x3 0 screws securing the battery to the palmrest 2 4 Install the battery 3 and the single M2 0x3 0 screw to retain the battery 4 to the palmrest ការលោះលប រងង និងែំលែប ងលប រងងលែប ងែិញ 47 ...

Страница 48: ...he 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 48 ការលោះលប រងង និងែំលែប ងលប រងងលែប ងែិញ ...

Страница 49: ...base cover c battery 3 Disconnect the keyboard cable from the system board 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 5 Gently pry up the lower edge of the keyboard from the computer ការលោះលប រងង និងែំលែប ងលប រងងលែប ងែិញ 49 ...

Страница 50: ...6 Gently remove the keyboard cable from underneath the keyboard 50 ការលោះលប រងង និងែំលែប ងលប រងងលែប ងែិញ ...

Страница 51: ...E 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 ការលោះលប រងង និងែំលែប ងលប រងងលែប ងែិញ 51 ...

Страница 52: ...OTE Keyboard cable must be inserted parallel to the connector NOTE Remove the antiadhesive paper on the keyboard before inserting the cable NOTE After the cable is inserted the operator must hold the cable with the left and press the actuator down by the right hand to avoid loosening the cable 52 ការលោះលប រងង និងែំលែប ងលប រងងលែប ងែិញ ...

Страница 53: ...2 Tuck in the keyboard cable and route it along the touchpad bracket ការលោះលប រងង និងែំលែប ងលប រងងលែប ងែិញ 53 ...

Страница 54: ...3 Press the keyboard until it clicks in place 54 ការលោះលប រងង និងែំលែប ងលប រងងលែប ងែិញ ...

Страница 55: ...4 Insert the keyboard cable in its connector on the system board 5 Install the a battery ការលោះលប រងង និងែំលែប ងលប រងងលែប ងែិញ 55 ...

Страница 56: ...rking 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 M2 0x3 0 screws 1 that secure the metal bracket to the touchpad on the computer 56 ការលោះលប រងង និងែំលែប ងលប រងងលែប ងែិញ ...

Страница 57: ... Peel off the tape from the touchpad 7 Remove the M2 0x3 0 screws large head 1 that secure the touchpad to the system and then lift the touchpad from the system 2 ការលោះលប រងង និងែំលែប ងលប រងងលែប ងែិញ 57 ...

Страница 58: ...nd remove the touchpad FFC cable 2 from the module Installing the touchpad 1 Install the touchpad FFC cable into its slot on the touchpad module 1 and close the actuator 2 to secure it 58 ការលោះលប រងង និងែំលែប ងលប រងងលែប ងែិញ ...

Страница 59: ... the touchpad into the slots on the computer 1 and tighten the three M2 0x3 0 screws 2 to secure the touchpad to the system 3 Secure the touchpad using a piece of tape ការលោះលប រងង និងែំលែប ងលប រងងលែប ងែិញ 59 ...

Страница 60: ...ouchpad to the computer 5 Install the three M2 0x3 0 screws 2 securing the touchpad to the system 6 Affix the tapes 1 2 3 on the touchpad and connect the touchpad cable 4 to the connector on the system board 60 ការលោះលប រងង និងែំលែប ងលប រងងលែប ងែិញ ...

Страница 61: ...ughterboard Removing the I O daughterboard 1 NOTE The power button is located on this PCB Follow the procedure in Before working inside your computer 2 Remove the a microSD card b base cover c battery 3 Disconnect the I O daughterboard cable from its connector on the system board ការលោះលប រងង និងែំលែប ងលប រងងលែប ងែិញ 61 ...

Страница 62: ...C cable from the I O board 2 5 Remove the two M2 0x3 0 One standard 1 large head screws that secure the I O daughterboard to the palmrest 1 6 Lift and remove the I O daughterboard from the computer 2 62 ការលោះលប រងង និងែំលែប ងលប រងងលែប ងែិញ ...

Страница 63: ...e FFC cable in the I O board 1 and close the actuator 2 2 Place the I O daughterboard in its place on the computer 1 and tighten the two M2 0x3 0 screws to secure the I O daughterboard to the system board 2 ការលោះលប រងង និងែំលែប ងលប រងងលែប ងែិញ 63 ...

Страница 64: ...ct the I O daughterboard FFC cable to the system board 4 Install the a battery b base cover c microSD card 5 Follow the procedure in After working inside your computer 64 ការលោះលប រងង និងែំលែប ងលប រងងលែប ងែិញ ...

Страница 65: ... over the metal bracket on the USB Type C port of the system board 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 one M2 0x4 0 and one M2 0x2 0 screws to...

Страница 66: ...sink 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 order to loosen the screws Loosen the four captive M2 5x2 5 screws that secure the heat sink to the computer 1 4 Lift the heat sink away from the computer 2 66 ការលោះលប រងង និងែំលែប ងលប រងងលែប ងែិញ ...

Страница 67: ...omputer 1 2 Tightened 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 ការលោះលប រងង និងែំលែប ងលប រងងលែប ងែិញ 67 ...

Страница 68: ...ide 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 6 Remove the five M2 5x5 0 screws securing the LCD hinges to the com...

Страница 69: ...7 Open the lid slightly 8 Separate the hinges from the palmrest and separate the display assembly from the computer ការលោះលប រងង និងែំលែប ងលប រងងលែប ងែិញ 69 ...

Страница 70: ...e display assembly aligning the hinge caps on the palmrest 2 Align the hinges to the screw holes on the system board 1 and tighten the five M2 5x5 0 screws 2 to secure the display assembly to the computer 70 ការលោះលប រងង និងែំលែប ងលប រងងលែប ងែិញ ...

Страница 71: ...piece of tape 2 to secure it to the system board 4 Connect the EDP cable 3 place the EDP bracket on the connector 4 and secure it to system board using the single screw 5 5 Install the a DC in cable b WLAN card c battery d base cover ការលោះលប រងង និងែំលែប ងលប រងងលែប ងែិញ 71 ...

Страница 72: ...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 then remove the two M2 0x4 0 screws securing the bezel 2 to the back cover 4 Pry from all sides along the inside of the LCD panel to separate the LCD bezel from the back cover 72 ការលោះលប រងង និងែំលែប ងលប រងងលែប ងែិញ ...

Страница 73: ... Lift and remove the display bezel from the display assembly Installing the display bezel 1 Place the bezel on the LCD back cover preassembled with the LCD panel ការលោះលប រងង និងែំលែប ងលប រងងលែប ងែិញ 73 ...

Страница 74: ...e edges of the LCD to clip the LCD back cover to the bezel 3 Install the two M2 0x4 0 screws 1 to secure the display bezel to the back cover and affix the screw protector caps 2 74 ការលោះលប រងង និងែំលែប ងលប រងងលែប ងែិញ ...

Страница 75: ...le Removing the camera microphone module 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 display bezel 3 Disconnect the EDP cable from the microphone camera module 1 4 Lift the microphone camera module from the display assembly 2 ការលោះលប រងង និងែំលែប ងលប រងងលែប ងែិញ 75 ...

Страница 76: ...g 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 3 Install the a display bezel b display assembly c DC in cable 76 ការលោះលប រងង និងែំលែប ងលប រងងលែប ងែិញ ...

Страница 77: ...e 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 M2 0x3 0 screws 1 securing the LCD panel to the LCD back cover and flip it over 2 4 Peel off the tape from the EDP connector 1 and open the actuator 2 to disconnect the EDP cable from the system board 3 5 Lift the LCD panel up and away from the computer 4 ការលោះលប រងង និងែំលែប ងលប...

Страница 78: ...n 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 3 Align the LCD panel to the back cover 1 and install the four M2 0x3 0 screws to secure the LCD panel to the LCD back cover 2 78 ការលោះលប រងង និងែំលែប ងលប រងងលែប ងែិញ ...

Страница 79: ...he 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 5x3 5 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 ការលោះលប រងង និងែំលែប ងលប រងងលែប ងែិញ 7...

Страница 80: ...ing the display hinges 1 Angle the hinges and install the hinges on the LCD back cover 1 2 Install the six M2 5x3 5 screws to secure the hinges to the LCD back cover 2 80 ការលោះលប រងង និងែំលែប ងលប រងងលែប ងែិញ ...

Страница 81: ...ollow the procedure in After working inside your computer eDP cable Removing the eDP cable 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 i Display hinges ការលោះលប រងង និងែំលែប ងលប រងងលែប ងែិញ 81 ...

Страница 82: ...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 Installing the eDP cable 1 Route the eDP cable along the edges of the LCD back cover 82 ការលោះលប រងង និងែំលែប ងលប រងងលែប ងែិញ ...

Страница 83: ... to the back cover 1 and install the metal foil to secure the eDP cable to the LCD back cover 2 3 Install the a Display hinges b LCD panel c display bezel d display assembly e DC in cable f WLAN card ការលោះលប រងង និងែំលែប ងលប រងងលែប ងែិញ 83 ...

Страница 84: ...h 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 3 Install the display back cover assembly 4 Install the a eDP cable b Display hinges c LCD panel d display bezel e display assembly f DC in cable g WLAN card h battery 84 កា...

Страница 85: ...tery d WLAN card e SSD f memory module g heat sink h fan i DC in 3 Disconnect the following cables and connectors a Coin cell connector 1 b I O board cable 2 c Speaker cable connector 3 d Touchpad cable connector 4 e Keyboard 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 ការ...

Страница 86: ...he single M2 0x4 0 screw and two M2 0x2 0 Large Head screws 1 and lift the system board slightly 2 7 Incline the system board and remove the system board from the computer 86 ការលោះលប រងង និងែំលែប ងលប រងងលែប ងែិញ ...

Страница 87: ...ncline the system board slightly and install it on the computer 2 Press down the system board 1 to install the single M2xL4 screw and two M2xL2 large head screws 2 to secure it to the palmrest ការលោះលប រងង និងែំលែប ងលប រងងលែប ងែិញ 87 ...

Страница 88: ...racket on the connector 2 and tighten the single screw 3 to secure the system board to the computer 5 Connect the following cables and connectors a Keyboard cable connector 1 b Touchpad cable connector 2 c Speaker cable connector 3 d I O board cable 4 88 ការលោះលប រងង និងែំលែប ងលប រងងលែប ងែិញ ...

Страница 89: ...puter Palmrest 1 NOTE After disassembling the system board you are left with the 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 ការលោះលប រងង និងែំលែប ងលប រងងលែប ងែិញ 89 ...

Страница 90: ...C in cable c fan d heat 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 90 ការលោះលប រងង និងែំលែប ងលប រងងលែប ងែិញ ...

Страница 91: ...r laptop Alternately blinking 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 ែែតាថាមរល WiFi ប រសិនលរប កុំរ យូទ រររស អ នកមិនអាចភា ជ រ អុីនធជាណិតរាន លោយស រដតរញ ហ...

Страница 92: ...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 3 2 PCI or Video card chi...

Страница 93: ...n 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 reassemble the system Technicians can initiate Self Heal even with the system board exposed Do not touch any of the exposed components or the system board to avoid shorting and static If Self ...

Страница 94: ...ហប យែំលែប ងប ោយថាសរឹងលៅក នុងប ររ ន ធមួយលទសតដែលមានប ររ ន ធប រតិរតតាិការលរញលលញ 4 លរប កប ររ ន ធ លហប យចូលលៅក នុងប ររ ន ធប រតិរតតាិការ Windows លោយលធ វប តាមជំហានទាំងលនះ លែប ម បីចមួងឯកស រស តា រលែប ងែិញររស BIOS លៅកាន ផ តធីសិនស តា រលែប ងែិញ a លរប កផ ទា ំង Windows Command Prompt b លៅក នុងប រអរ ងយរញចាូល diskpart លែប ម បីចារ លលតាប ម Microsoft DiskPart c លៅក នុងប រអរ ងយរញចាូល list disk លែប ម បីរង ហា ញរីប ោយថាស...

Страница 95: ... the LCD screen is clean no dust particles on the surface of the screen 4 Press and hold D key and Power on the laptop to enter LCD built in self test BIST mode Continue to hold the D key until you see color bars on the LCD screen 5 The screen will display multiple color bars and change colors on the entire screen to red green and blue 6 Carefully inspect the screen for abnormalities 7 Press Esc k...

Страница 96: ... on the left column Specific test can be included or excluded only in the interactive mode ePSA Basic Screen The Basic Screen has minimal controls which allows easy navigation for the user to start or stop the diagnostics ePSA Advanced Screen The advanced screen allows more directed testing and contains more detailed information about the overall health of the system The user can get to this scree...

Страница 97: ...sc 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 pause the test and the following window is displayed Diagnostics 97 ...

Страница 98: ...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...

Страница 99: ...code 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 Diagnostics 99 ...

Страница 100: ...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 100 Diagnostics ...

Страница 101: ...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 Diagnostics 101 ...

Страница 102: ...3 The QR code scanner application will scan the code and automatically generate a link Click the link to proceed 102 Diagnostics ...

Страница 103: ...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 Diagnostics 103 ...

Страница 104: ...104 Diagnostics ...

Страница 105: ...អនឡាញ ជលប មប សទាំងលនះអាចដប រប រនលលៅតាមប រលទស និងលលិតលល លហប យនិងលសងកម មមួយចំនួនប រដហលនមិនអាចមានលៅក នុងតំរន ររស អ នក លែប ម បីទាក ទងមកប កុមហ ុន Dell ចំលពាះរញ ហា អំរីការលក ការគ ំប ទដល នករលចចាកលទស ឬ ការរលប មប លសងអតិថិជន 1 ចូលលមប លលរហទំរ រ Dell com support 2 លប ជប សយកប រលភទគ ំប ទររស អ នក 3 លលទាបងផ ទា ត ប រលទស ឬតំរន លៅក នុងរញ ជីទមាួ ក Choose a Country Region លប ជប សយកប រលទស តំរន លៅខាងលប កាមននទំរ រលនះ 4 ល...

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