Dell Precision 3561 Service Manual
Dell Precision 3561 Manual
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Dell Precision 3561 manual content summary:
- Dell Precision 3561 | Service Manual - Page 1
Precision 3561 Service Manual Regulatory Model: P104F Regulatory Type: P104F003/P104F004 June 2021 Rev. A00 - Dell Precision 3561 | Service Manual - Page 2
of data and tells you how to avoid the problem. WARNING: A WARNING indicates a potential for property damage, personal injury, or death. © 2021 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 - Dell Precision 3561 | Service Manual - Page 3
Contents Chapter 1: Working on your computer 7 Safety instructions...7 Working inside your computer...7 Entering Service Mode...9 Exiting Service Mode...10 After working inside your computer...10 Chapter 2: Removing and installing components 11 Recommended tools...11 Screw list...12 Major - Dell Precision 3561 | Service Manual - Page 4
Removing the 4-cell battery...40 Installing the 4-cell battery...40 Assembly inner frame...41 Removing the assembly inner frame...41 Installing the assembly inner frame...43 LED board...45 Removing the LED board...45 Installing the LED board...46 Heat sink...47 Removing the heat sink and fan - Dell Precision 3561 | Service Manual - Page 5
...92 Installing the palm-rest assembly...93 Chapter 3: Drivers and downloads 95 Downloading the drivers...95 Chapter 4: System setup...96 BIOS overview...96 System passwords 110 Chapter 5: Troubleshooting...111 Handling swollen Lithium-ion batteries...111 Dell SupportAssist Pre-boot System - Dell Precision 3561 | Service Manual - Page 6
Chapter 6: Getting help...117 Contacting Dell...117 6 Contents - Dell Precision 3561 | Service Manual - Page 7
and the contacts. CAUTION: You should only perform troubleshooting and repairs as authorized or directed by the Dell technical assistance team. Damage due to servicing that is not authorized by Dell is not covered by your warranty. See the safety instructions that is shipped with the product or at - Dell Precision 3561 | Service Manual - Page 8
for shut-down instructions. 3. Disconnect your such as intermittent problems or a shortened Dell products, the sensitivity to static damage is now higher than in previous Dell damage to recognize and troubleshoot is the intermittent (also on. Once deployed properly, service parts can be removed from - Dell Precision 3561 | Service Manual - Page 9
When transporting ESD sensitive components such as replacement parts or parts to be returned to Dell, it is critical to place these parts in anti-static bags for safe transport. Entering Service Mode Service Mode allows users to immediately cut off electricity from the computer and conduct repairs - Dell Precision 3561 | Service Manual - Page 10
allows users to immediately cut off electricity from the computer and conduct repairs without disconnecting the battery cable from the system board. To exit Service Mode: 1. Connect the AC adapter to the power-adapter port on your computer. 2. Press the power button to turn on the computer. Your - Dell Precision 3561 | Service Manual - Page 11
2 Removing and installing components NOTE: The images in this document may differ from your computer depending on the configuration you ordered. Topics: • Recommended tools • Screw list • Major components of your system • SIM card tray • Micro Secure Digital (SD) Card • Base cover • Wireless card • - Dell Precision 3561 | Service Manual - Page 12
● M2x5 (for fan) ●2 ● ● Heat sink with fan assembly - ● M2x3 ●6 Discrete ● M2x5 (for fan) ●2 ● ● eDP cable/bracket M2x3 2 USB Type-C support bracket M2x5 3 System board M2x3 4 Power button M2x2.5 2 Smart card reader M2x2.5 3 LED board M2x3 1 12 Removing and installing - Dell Precision 3561 | Service Manual - Page 13
Table 1. Screw list (continued) Component Screw type Keyboard assembly M2x2 Keyboard bracket M2x2 Display assembly Display hinge Display panel M2.5x5 (display hinges to palm-rest assembly) M2.5x3 (display hinges to display back cover) M2.5x3 Quantity 18 5 4 4 2 Screw image Removing and - Dell Precision 3561 | Service Manual - Page 14
Major components of your system 1. Base cover 14 Removing and installing components - Dell Precision 3561 | Service Manual - Page 15
12. Power button/fingerprint board 13. Heat sink and fan assembly 14. Solid-state drive 15. WWAN card 16. WLAN card 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 - Dell Precision 3561 | Service Manual - Page 16
Steps 1. Insert a pin into the release hole to release the SIM card tray. 2. Push the pin to disengage the lock, and eject the SIM card tray. 3. Slide the SIM card tray out of the slot on the system. 4. Remove the SIM card from the SIM card tray. 5. Slide and push the SIM card tray back into the - Dell Precision 3561 | Service Manual - Page 17
Steps 1. Insert a pin into the hole of the SIM card tray and push inward until the tray is released 2. Slide the SIM card tray out of the slot on the computer. 3. Place the SIM card into the SIM card tray with the metallic contact facing up. 4. Align the SIM card tray with the slot on the computer - Dell Precision 3561 | Service Manual - Page 18
Steps 1. Push the microSD card to release it from the slot. 2. Slide the microSD card from the system. Installing the microSD card Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure. About this task The following image indicates - Dell Precision 3561 | Service Manual - Page 19
Steps 1. Align the microSD card to its slot on the system. 2. Slide and insert the microSD card into its slot until it clicks into place. Next steps 1. Follow the procedure in After working inside your computer. Base cover Removing the base cover Prerequisites 1. Follow the procedure in Before - Dell Precision 3561 | Service Manual - Page 20
Steps 1. Loosen the nine captive screws that secure the base cover to the palm-rest and keyboard assembly. 2. Using the flat-end of plastic scribe, pry the base cover from the U-shaped indents at the top edge of the base cover and continue to work on the sides to release the base cover from the palm - Dell Precision 3561 | Service Manual - Page 21
Installing the base cover Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure. About this task The following images indicate the location of the base cover and provide a visual representation of the installation procedure. - Dell Precision 3561 | Service Manual - Page 22
Steps 1. Connect the battery cable to the system board. 2. Adhere the tape to secure the battery cable. 3. Place the base cover on top of the palm-rest and keyboard assembly. 4. Align the screw holes on the base cover with the screw holes on the palm-rest and keyboard assembly, and then snap the - Dell Precision 3561 | Service Manual - Page 23
About this task The following images indicate the location of the wireless card and provide a visual representation of the removal procedure. Steps 1. NOTE: When removing the WLAN card from the system, if the adhesive pad which helps secure the WLAN card in place is removed from the system along - Dell Precision 3561 | Service Manual - Page 24
24 Removing and installing components - Dell Precision 3561 | Service Manual - Page 25
the antenna cables to the wireless card. The following table provides the antenna-cable color scheme for the wireless card that is supported by your computer. Table 2. Antenna-cable color scheme Connectors on the wireless card Antenna-cable color Silkscreen marking Main Auxiliary White Black - Dell Precision 3561 | Service Manual - Page 26
Steps 1. Remove the single (M2x3) screw that secures the WWAN card bracket to the WWAN card. 2. Lift the WWAN-card bracket out of the system. 3. Disconnect the antenna cables from the connectors on the WWAN card. 4. Slide and remove the WWAN card from the WWAN card slot. Installing the WWAN card - Dell Precision 3561 | Service Manual - Page 27
bracket and WWAN card to the palm-rest assembly. NOTE: For instructions on how to find your computer's IMEI (International Mobile Station Equipment Identity) number, see the knowledge base article 000143678 at www.dell.com/support. Next steps 1. Install the microSD card. 2. Install the SIM card - Dell Precision 3561 | Service Manual - Page 28
the SIM card. 3. Remove the microSD card. 4. Remove the base cover. About this task NOTE: Depending on the configuration ordered, your computer may support a 2230 solid-state drive, or a 2280 solid-state drive in M.2 slot. NOTE: This procedure applies only to computers shipped with a 2230 solid - Dell Precision 3561 | Service Manual - Page 29
NOTE: Solid-state drives are fragile. Exercise care when handling the solid-state drive. NOTE: Depending on the configuration ordered, your computer may support a 2230 solid-state drive, or a 2280 solid-state drive in M.2 slot. NOTE: This procedure applies only if you are installing a 2230 solid - Dell Precision 3561 | Service Manual - Page 30
NOTE: Solid-state drives are fragile. Exercise care when handling the solid-state drive. NOTE: Depending on the configuration ordered, your computer may support a 2230 solid-state drive, or a 2280 solid-state drive in M.2 slot. NOTE: This procedure applies only if you are installing a 2230 solid - Dell Precision 3561 | Service Manual - Page 31
the SIM card. 3. Remove the microSD card. 4. Remove the base cover. About this task NOTE: Depending on the configuration ordered, your computer may support a 2280 solid-state drive, or a 2230 solid-state drive in M.2 slot. NOTE: This procedure applies only to computers shipped with a 2280 solid - Dell Precision 3561 | Service Manual - Page 32
Solid-state drives are fragile. Exercise care when handling the solid-state drive. NOTE: Depending on the configuration ordered, the computer one may support a 2280 solid-state drive, or a 2230 solid-state drive in M.2 slot. NOTE: This procedure is applicable if you are installing a 2280 solid-state - Dell Precision 3561 | Service Manual - Page 33
working inside your computer. 2. Remove the SIM card. 3. Remove the microSD card. 4. Remove the base cover. About this task NOTE: Precision 3561 supports two memory slots. The following images indicate the location of the memory module and provide a visual representation of the removal procedure - Dell Precision 3561 | Service Manual - Page 34
Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure. About this task NOTE: Precision 3561 supports two memory slots. The following image indicates the location of the memory module and provides a visual representation of the - Dell Precision 3561 | Service Manual - Page 35
Steps 1. Align the notch on the memory module with the tab on the memory-module slot. 2. Slide the memory module firmly at an angle, into the memory-module slot. 3. Press the memory module down until it clicks into place. NOTE: If you do not hear the click, remove the memory module and reinstall it. - Dell Precision 3561 | Service Manual - Page 36
Steps 1. Locate the HDD on your computer. 2. Disconnect the HDD cable from the system board. 3. Remove the four (M2x4) screws that secure the HDD to the system board. 4. Remove the HDD from the computer. Installing the Hard drive Prerequisites If you are replacing a component, remove the existing - Dell Precision 3561 | Service Manual - Page 37
your computer. 2. Remove the SIM card. 3. Remove the microSD card. 4. Remove the base cover. NOTE: If battery is disconnected from system board for service, then there is a delay during system boot as the system undergoes RTC battery reset. About this task The following images indicate the location - Dell Precision 3561 | Service Manual - Page 38
Steps 1. Flip the battery and remove the battery cable from the routing guides on the battery. 2. Disconnect the battery cable from the connector on the battery. 3. Lift the battery cable off the battery. Installing the battery cable Prerequisites - Dell Precision 3561 | Service Manual - Page 39
cable on the battery. 2. Route the battery cable through the routing guides on the battery. 3. Connect the battery cable to the connector on kind to pry on or against the battery. ● Ensure any screws during the servicing of this product are not lost or misplaced, to prevent accidental puncture or - Dell Precision 3561 | Service Manual - Page 40
a lithium-ion battery can be dangerous. In such an instance, contact Dell technical support for assistance. See www.dell.com/contactdell. ● Always purchase genuine batteries from www.dell.com or authorized Dell partners and resellers. Removing the 4-cell battery Prerequisites 1. Follow the procedure - Dell Precision 3561 | Service Manual - Page 41
About this task The following image indicates the location of the 4-cell (64 Wh) battery and provides a visual representation of the installation procedure. Steps 1. Using the alignment posts, slide and place the 4-cell battery on the palm-rest and keyboard assembly. 2. Align the screw holes on the - Dell Precision 3561 | Service Manual - Page 42
of the removal procedure. Steps 1. Remove the single (M2x3) screw that secures the metal bracket 2. Unroute the antenna cables from the routing guides on the assembly inner frame. 3. Remove the two screws (M2x3) that secures the assembly inner frame bracket to the system board and the - Dell Precision 3561 | Service Manual - Page 43
4. Remove the assembly inner frame bracket. 5. Remove the seventeen screws (M2x3) that secure the assembly inner frame to the system board and the palm-rest assembly . 6. Lift the assembly inner frame off the system board and the palm-rest assembly. Installing the assembly inner frame Prerequisites - Dell Precision 3561 | Service Manual - Page 44
(M2x3) that secure the assembly inner frame bracket to the system board and the palm-rest assembly. 4. Route the speaker cable firmly through the routing guide on the assembly inner frame and connect the speaker cable to the connector on the system board. 44 Removing and installing components - Dell Precision 3561 | Service Manual - Page 45
5. Route the antennas cable through the routing guides on the assembly inner frame. 6. Align and place the metal bracket next to the WWAN card slot. 7. Replace the single (M2x3) screw to secure the - Dell Precision 3561 | Service Manual - Page 46
Steps 1. Disconnect the LED-board cable and touchpad cable from the connector on the system board. 2. Peel the LED-board cable off the coin-cell battery. 3. Remove the single screw (M2x3) that secures the LED board to the palm-rest assembly. 4. Lift the LED board and cable away from the palm-rest - Dell Precision 3561 | Service Manual - Page 47
Steps 1. Align the screw hole on the LED board with the screw hole on the palm-rest assembly. 2. Replace the single screw (M2x3) to secure the LED board to the palm-rest assembly. 3. Route the LED-board cable and connect the cable to the connector on the system board. CAUTION: Do not route the LED- - Dell Precision 3561 | Service Manual - Page 48
CAUTION: For maximum cooling of the processor, do not touch the heat transfer areas on the heat sink. The oils in your skin can reduce the heat transfer capability of the thermal grease. NOTE: The heat sink may become hot during normal operation. Allow sufficient time for the heat sink to cool - Dell Precision 3561 | Service Manual - Page 49
Installing the heat sink and fan assembly - UMA configuration Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure. CAUTION: Incorrect alignment of the heat sink can damage the system board and processor. NOTE: If either the - Dell Precision 3561 | Service Manual - Page 50
Next steps 1. Install the microSD card. 2. Install the SIM card. 3. Install the base cover. 4. Follow the procedure in After working inside your computer. Removing the heat sink and fan assembly - Discrete configuration Prerequisites 1. Follow the procedure in Before working inside your computer. - Dell Precision 3561 | Service Manual - Page 51
Installing the heat sink and fan assembly - Discrete configuration Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure. CAUTION: Incorrect alignment of the heat sink can damage the system board and processor. NOTE: If either the - Dell Precision 3561 | Service Manual - Page 52
secures the speaker cable to the palm-rest and keyboard assembly. 2. Note the speaker cable routing, and remove the speaker cable from the routing guides on the palm-rest and keyboard assembly. 3. Disconnect the speaker cable from the system board. 4. Lift the speakers, along with the cable, off the - Dell Precision 3561 | Service Manual - Page 53
Steps 1. Using the alignment posts and rubber grommets, place the speakers on the slots of the palm-rest and keyboard assembly. 2. Connect the speaker cable to the system board. 3. Route the speaker cable through the bottom-left corner of the system and ensure that the speaker cables are routed - Dell Precision 3561 | Service Manual - Page 54
Steps 1. Remove the three (M2x5) screws that secure the USB type-C bracket to the system board. 2. Lift the USB type-C bracket off the system. Installing the USB type-C bracket Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure. - Dell Precision 3561 | Service Manual - Page 55
Steps 1. Place the USB type-C bracket on the system board and align the holes of the bracket and the system board. 2. Replace the three (M2x5) screws to secure the USB type-C bracket to the system board. Next steps 1. Install the base cover. 2. Install the microSD card. 3. Install the SIM card. 4. - Dell Precision 3561 | Service Manual - Page 56
56 Removing and installing components - Dell Precision 3561 | Service Manual - Page 57
Steps NOTE: The system board can be removed and installed with the heat sink attached in order to simplify the procedure and preserve the heat sink between the system board and heat-sink. In order to do so, technicians must also remove the two (M2x5) screws the secure the system fan to the system - Dell Precision 3561 | Service Manual - Page 58
58 Removing and installing components - Dell Precision 3561 | Service Manual - Page 59
the three (M2x5) screws that secure the USB Type-C bracket to the system board. 7. Route the display and eDP/display cable through the routing guide on the system board. 8. Connect the eDP/display cable to the connector on the system board. 9. Connect the display cable to the connector on the - Dell Precision 3561 | Service Manual - Page 60
10. Remove the system board. About this task The following images indicate the location of the power-button board and provide a visual representation of the removal procedure. Steps 1. Remove the two screws (M2x2) that secure the power-button board to the palm-rest assembly. 2. Lift the power- - Dell Precision 3561 | Service Manual - Page 61
Steps 1. Align and place the power-button board on the palm-rest assembly. 2. Replace the two screws (M2x2) that secure the power-button board to the palm-rest assembly. Next steps 1. Install the system board. 2. Install the assembly inner frame. 3. Install the battery. 4. Install the WWAN card. 5. - Dell Precision 3561 | Service Manual - Page 62
7. Remove the WWAN card. 8. Remove the battery. 9. Remove the assembly inner frame. About this task The following images indicate the location of the smart card reader and provide a visual representation of the removal procedure. Steps 1. Open the latch and disconnect the smart card reader cable - Dell Precision 3561 | Service Manual - Page 63
About this task The following image indicates the location of the smart card reader and provides a visual representation of the installation procedure. Steps 1. Align and place the smart card reader on the palm-rest assembly. 2. Replace the three screws (M2x3) that secure the smart card reader to - Dell Precision 3561 | Service Manual - Page 64
10. Follow the procedure in After working inside your computer. Coin-cell battery Removing the coin-cell battery Prerequisites 1. Follow the procedure in Before working inside your computer. CAUTION: Removing the coin-cell battery resets the BIOS setup program's settings to default. It is - Dell Precision 3561 | Service Manual - Page 65
Installing the coin-cell battery Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure. About this task The following image indicates the location of the coin-cell battery and provides a visual representation of the installation - Dell Precision 3561 | Service Manual - Page 66
Keyboard assembly Removing the keyboard assembly Prerequisites 1. Follow the procedure in Before working inside your computer. 2. Remove the SIM card. 3. Remove the microSD card. 4. Remove the base cover. 5. Remove the memory module. 6. Remove the 2280 solid-state drive or 2230 solid-state drive. 7. - Dell Precision 3561 | Service Manual - Page 67
Steps 1. NOTE: For models shipped with a USH module, disconnect the USH cable from the keyboard bracket. Lift the latch and disconnect the keyboard cable and keyboard backlit cable (for models that are shipped with the keyboard backlight) from the touchpad. 2. Remove the twenty seven (M2x2) - Dell Precision 3561 | Service Manual - Page 68
The following image indicates the location of the keyboard assembly and provides a visual representation of the installation procedure. Steps 1. Align and place the keyboard assembly on the palm-rest assembly. 2. Replace the twenty seven (M2x2) screws that secure the keyboard assembly to the palm- - Dell Precision 3561 | Service Manual - Page 69
10. Install the microSD card. 11. Install the SIM card. 12. Follow the procedure in After working inside your computer. Keyboard bracket Removing the keyboard bracket Prerequisites 1. Follow the procedure in Before working inside your computer. 2. Remove the SIM card. 3. Remove the microSD card. 4. - Dell Precision 3561 | Service Manual - Page 70
Installing the keyboard bracket Prerequisites If you are replacing a component, remove the existing component before performing the installation procedure. About this task NOTE: The system board can be installed with the heat sink attached in order to simplify the procedure and preserve the thermal - Dell Precision 3561 | Service Manual - Page 71
Display assembly Removing the display assembly Prerequisites 1. Follow the procedure in Before working inside your computer. 2. Remove the SIM card. 3. Remove the microSD card. 4. Remove the base cover. 5. Remove the WLAN card. 6. Remove the WWAN card. About this task The following images indicate - Dell Precision 3561 | Service Manual - Page 72
72 Removing and installing components - Dell Precision 3561 | Service Manual - Page 73
from the connector on the system board. 6. Disconnect the eDP cable from the connector on the system board and unroute it from the routing guide. 7. Disconnect the IR camera cable from its connector on the system board (for models shipped with an IR camera). 8. Disconnect the touchscreen cable from - Dell Precision 3561 | Service Manual - Page 74
74 Removing and installing components - Dell Precision 3561 | Service Manual - Page 75
(M2.5x5) screws that secure the display hinges to the palm-rest assembly. 3. Close the display. 4. Route the display and eDP cable through the routing guide on the system board. 5. Connect the eDP cable to the connector on the system board. 6. Connect the display cable to the connector on the system - Dell Precision 3561 | Service Manual - Page 76
About this task The following images indicate the location of the display bezel and provide a visual representation of the removal procedure. Steps NOTE: The display bezel is adhered to the display panel with adhesive. Insert a plastic scribe into the recesses near both hinge caps to start the - Dell Precision 3561 | Service Manual - Page 77
Steps 1. Align and place the display bezel on the display assembly. 2. Gently snap the display bezel into place. Next steps 1. Install the display assembly. 2. Install the WWAN card. 3. Install the WLAN card. 4. Install the base cover. 5. Install the microSD card. 6. Install the SIM card. 7. Follow - Dell Precision 3561 | Service Manual - Page 78
About this task The following images indicate the location of the display panel and provide a visual representation of the removal procedure. 78 Removing and installing components - Dell Precision 3561 | Service Manual - Page 79
Removing and installing components 79 - Dell Precision 3561 | Service Manual - Page 80
Steps NOTE: The display panel is preassembled with the display brackets as a single service part. Do not pull the Stretch Release (SR) tapes and separate the brackets from the display panel. 1. Remove the four screws (M2.5x3.5) that secure - Dell Precision 3561 | Service Manual - Page 81
Removing and installing components 81 - Dell Precision 3561 | Service Manual - Page 82
Steps 1. Connect the display cable to the connector on the display panel and close the latch. 2. Adhere the clear tape to cover the display cable connector. 3. Adhere the conductive tape to secure the display cable to the display panel. 4. Close the display panel and the display back cover to - Dell Precision 3561 | Service Manual - Page 83
Camera/microphone module Removing the camera Prerequisites 1. Follow the procedure in Before working inside your computer. 2. Remove the SIM card. 3. Remove the microSD card. 4. Remove the base cover. 5. Remove the display assembly. 6. Remove the display bezel. 7. Remove the display panel. 8. Remove - Dell Precision 3561 | Service Manual - Page 84
Steps 1. Align and place the camera module into the slot on the display back cover. 2. Connect the camera cable to the connector on the camera module. 3. Adhere the tape to secure the camera cable in place. Next steps 1. Install the display hinge. 2. Install the display panel. 3. Install the display - Dell Precision 3561 | Service Manual - Page 85
Steps 1. Disconnect the eDP/display cable from the connector on the camera/microphone module. 2. Peel the conductive tape and unroute the eDP/display cable to release it from adhesive and lift the eDP/display cable from the display back cover. Installing the eDP cable Prerequisites If you are - Dell Precision 3561 | Service Manual - Page 86
Steps 1. Connect the eDP/display cable to the connector on the camera. 2. Adhere the eDP/display cable to the display back cover. 3. Adhere the conductive tape and route the eDP/display cable to the display back cover. Next steps 1. Install the display panel. 2. Install the display bezel. 3. Install - Dell Precision 3561 | Service Manual - Page 87
Sensor board Removing the sensor board Prerequisites 1. Follow the procedure in Before working inside your computer. 2. Remove the SIM card. 3. Remove the microSD card. 4. Remove the base cover. 5. Remove the WLAN card. 6. Remove the WWAN card. 7. Remove the display assembly. 8. Remove the display - Dell Precision 3561 | Service Manual - Page 88
Steps 1. Align and place the sensor board on the display back cover. 2. Connect the LED cable to the connector on the sensor board and close the latch. Next steps 1. Install the display panel. 2. Install the display bezel. 3. Install the display assembly. 4. Install the WWAN card. 5. Install the - Dell Precision 3561 | Service Manual - Page 89
Steps 1. Remove the single (M2.5x3.5) screw that secures the right hinge to the display back cover. 2. Lift and remove the right hinge from the display back cover. 3. Remove the single (M2.5x3.5) screw that secures the left hinge to the display back cover. 4. Lift and remove the left hinge from the - Dell Precision 3561 | Service Manual - Page 90
Steps 1. Align the screw hole on the left hinge with the screw hole on the display back cover. 2. Replace the single (M2.5x3.5) screw to secure the left hinge to the display back cover. 3. Align the screw hole on the right hinge with the screw hole on the display back cover. 4. Replace the single ( - Dell Precision 3561 | Service Manual - Page 91
Display back cover Removing the display back cover Prerequisites 1. Follow the procedure in Before working inside your computer. 2. Remove the SIM card. 3. Remove the microSD card. 4. Remove the base cover. 5. Remove the WLAN card. 6. Remove the WWAN card. 7. Remove the display assembly. 8. Remove - Dell Precision 3561 | Service Manual - Page 92
About this task The following image indicates the location of the display back cover and provides a visual representation of the installation procedure. Steps Place the display back cover on a flat surface. Next steps 1. Install the display hinges. 2. Install the sensor board. 3. Install the eDP/ - Dell Precision 3561 | Service Manual - Page 93
5. Remove the memory module. 6. Remove the 2280 solid-state drive or 2230 solid-state drive. 7. Remove the WLAN card. 8. Remove the WWAN card. 9. Remove the battery. 10. Remove the heat sink - UMA or discrete based on the system configuration. 11. Remove the speakers 12. Remove the assembly inner - Dell Precision 3561 | Service Manual - Page 94
Steps 1. Place the palm-rest assembly on a flat surface. 2. Remove the dummy SIM card filler for the non-WWAN LTE configuration. Next steps 1. Install the display assembly. 2. Install the keyboard assembly. 3. Install the smart card reader. 4. Install the LED board. 5. Install the power-button board - Dell Precision 3561 | Service Manual - Page 95
2. Go to www.dell.com/support. 3. Enter the Service Tag of your computer, and then click Submit. NOTE: If you do not have the Service Tag, use the auto-detect feature or manually browse for your computer model. 4. Click Drivers & downloads. 5. Click the Detect Drivers button. 6. Review and agree to - Dell Precision 3561 | Service Manual - Page 96
4 System setup CAUTION: Unless you are an expert computer user, do not change the settings in the BIOS Setup program. Certain changes can make your computer work incorrectly. NOTE: Before you change BIOS Setup program, it is recommended that you write down the BIOS Setup program screen information - Dell Precision 3561 | Service Manual - Page 97
optical drive or hard drive). During the Power-on Self-Test (POST), when the Dell logo appears, you can: ● Access System Setup by pressing F2 key ● Bring information menu Overview Precision 3560 BIOS Version Displays the BIOS version number. Service Tag Displays the Service Tag of the computer - Dell Precision 3561 | Service Manual - Page 98
Table 4. System setup options-System information menu (continued) Overview Ownership Tag Displays the Ownership Tag of the computer. Signed Firmware Update Displays whether the Signed Firmware Update is enabled on your computer. Battery Information Primary Displays that battery is primary. - Dell Precision 3561 | Service Manual - Page 99
devices such as external hard drive, optical drive, and USB drive. By default, the Enable USB Boot Support option is enabled. Enable Thunderbolt Technology Support Enable Thunderbolt Boot Support Enable or disable the associated ports and adapters. By default, the Enable Thunderbolt Technology - Dell Precision 3561 | Service Manual - Page 100
power. By default, the Video/Power only on Type-C Ports option is disabled. Type-C Dock Override Enables to use connected Type-C Dell Dock to provide data stream with external USB ports disabled. When Type-C Dock override is enabled, the Video/Audio/Lan submenu is activated. By default, the Type - Dell Precision 3561 | Service Manual - Page 101
Table 7. System setup options-Storage menu (continued) Storage Enable MediaCard Secure Digital (SD) Card Enable or disable the SD card. By default, the Secure Digital (SD) Card option is enabled. Secure Digital (SD) Card Read-Only Mode Enable or disable the SD card read-only mode. By default, - Dell Precision 3561 | Service Manual - Page 102
With Auto Mode, the HTTPs Boot extracts Boot URL from the DHCP. With Manual Mode, the HTTPs Boot reads Boot URL from the user-provided data. By Support Wake on Dell USB-C Dock When enabled, connecting a Dell USB-C Dock will wake the computer from standby. By default, the Wake on Dell USB-C Dock - Dell Precision 3561 | Service Manual - Page 103
default, the option is enabled. Absolute Enable or disable or permanently disable the BIOS module interface of the optional Absolute Persistence Module service from Absolute software. By default, the option is enabled. UEFI Boot Path Security Controls whether or not the computer will prompt the - Dell Precision 3561 | Service Manual - Page 104
Enable Master Password Lockout When enabled, this will disable the master password support. By default, the option is disabled. Allow Non-Admin PSID Revert the Physical Security ID (PSID) revert of NVMe hard-drives from the Dell Security Manager prompt. By default, the option is disabled. Table 13 - Dell Precision 3561 | Service Manual - Page 105
to or greater than the value specified by the Auto OS Recovery Threshold setup option and local Service OS does not boot or is not installed. By default, the option is enabled. Dell Auto OS Recovery Threshold Controls the automatic boot flow for SupportAssist System Resolution Console and for - Dell Precision 3561 | Service Manual - Page 106
from the computer. By default, the System Unique MAC Address option is enabled. Table 17. System setup options-Performance menu Performance Multi Core Support Active Cores Enables to change the number of CPU cores available to the operating system. By default, the All Cores options is enabled - Dell Precision 3561 | Service Manual - Page 107
Search support box, enter the Service Tag of your computer, and then click Search. NOTE: If you do not have the Service Tag, use the SupportAssist feature to automatically identify your computer. You can also use the product ID or manually browse for your computer model. 3. Click Drivers & Downloads - Dell Precision 3561 | Service Manual - Page 108
8. Double-click the BIOS update file icon and follow the on-screen instructions. For more information, see knowledge base article 000124211 at www.dell.com/support. Updating the BIOS in Linux and Ubuntu To update the system BIOS on a computer that is installed with Linux or Ubuntu, see the knowledge - Dell Precision 3561 | Service Manual - Page 109
● BIOS executable file that you downloaded from the Dell Support website and copied to the root of the USB drive ● AC power adapter that is connected to the computer ● Functional computer battery to flash the - Dell Precision 3561 | Service Manual - Page 110
. Clearing BIOS (System Setup) and System passwords About this task To clear the system or BIOS passwords, contact Dell technical support as described at www.dell.com/contactdell. NOTE: For information on how to reset Windows or application passwords, refer to the documentation accompanying Windows - Dell Precision 3561 | Service Manual - Page 111
Dell product support for options to replace a swollen battery under the terms of the applicable warranty or service contract, including options for replacement by a Dell authorized service Dell product support at https://www.dell.com/support for assistance and further instructions. ● Using a non-Dell - Dell Precision 3561 | Service Manual - Page 112
codes are displayed. Note the error code and validation number and contact Dell. Built-in self-test (BIST) M-BIST M-BIST (Built In embedded controller (EC) failures. NOTE: M-BIST can be manually initiated before POST (Power On Self Test). How to run problem with the system board 112 Troubleshooting - Dell Precision 3561 | Service Manual - Page 113
Pattern Amber 2 White 1 Possible Problem CPU Failure 2 8 LCD Power inherent problem with the LCD (screen) of the Dell laptop to invoke LCD BIST Test 1. Power off the Dell laptop. 2. Disconnect any peripherals that are connected shut down. NOTE: Dell SupportAssist Pre-boot diagnostics upon launch - Dell Precision 3561 | Service Manual - Page 114
holding down power button. CPU failure Run the Intel CPU diagnostics tools. If problem persists, replace the system board. System Board failure (included BIOS corruption or ROM error) failure Reset the CMOS battery connection. If problem persists, replace the RTC battery. 114 Troubleshooting - Dell Precision 3561 | Service Manual - Page 115
, see the knowledge base article 000125880 at https://www.dell.com/support/. Backup media and recovery options It is recommended to create a recovery drive to troubleshoot and fix problems that may occur with Windows. Dell proposes multiple options for recovering Windows operating system on your - Dell Precision 3561 | Service Manual - Page 116
procedure may be performed. The following procedure provides the instructions on how to conduct a WiFi power cycle: NOTE: Some ISPs (Internet Service Providers) provide a modem/router combo device. Steps hard reset, see the knowledge base article SLN85632 at www.dell.com/support. 116 Troubleshooting - Dell Precision 3561 | Service Manual - Page 117
. 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: Steps 1. Go to Dell.com/support. 2. Select your support category. 3. Verify your country or region in the Choose a Country
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Precision 3561
Service Manual
Regulatory Model: P104F
Regulatory Type: P104F003/P104F004
June 2021
Rev. A00