Inspiron 7300 2n1 Black Service Manual Regulatory Model: P125G Regulatory Type: P125G001 June 2020 Rev.
Notes, cautions, and warnings NOTE: A NOTE indicates important information that helps you make better use of your product. CAUTION: A CAUTION indicates either potential damage 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. © 2020 Dell Inc. or its subsidiaries. All rights reserved. Dell, EMC, and other trademarks are trademarks of Dell Inc. or its subsidiaries.
Contents Chapter 1: Working inside your computer..........................................................................................5 Before working inside your computer................................................................................................................................. 5 Safety instructions................................................................................................................................................................
Installing the speakers...................................................................................................................................................35 Heat sink...............................................................................................................................................................................36 Removing the heat sink..................................................................................................................................
1 Working inside your computer Before working inside your computer About this task NOTE: The images in this document may differ from your computer depending on the configuration you ordered. Steps 1. Save and close all open files and exit all open applications. 2. Shut down your computer. Click Start > Power > Shut down. NOTE: If you are using a different operating system, see the documentation of your operating system for shut-down instructions. 3.
CAUTION: Press and eject any installed card from the media-card reader. NOTE: The color of your computer and certain components may appear differently than shown in this document. Electrostatic discharge—ESD protection ESD is a major concern when you handle electronic components, especially sensitive components such as expansion cards, processors, memory DIMMs, and system boards.
• • • • Insulator Elements – It is critical to keep ESD sensitive devices, such as plastic heat sink casings, away from internal parts that are insulators and often highly charged. Working Environment – Before deploying the ESD Field Service kit, assess the situation at the customer location. For example, deploying the kit for a server environment is different than for a desktop or portable environment.
2 Removing and installing components Recommended tools The procedures in this document may require the following tools: • • • Philips screwdriver #0 Philips screwdriver #1 Plastic scribe Screw list NOTE: When removing screws from a component, it is recommended to note the screw type, the quantity of screws, and then place them in a screw storage box. This is to ensure that the correct number of screws and correct screw type is restored when the component is replaced.
Table 1. Screw list (continued) Component Secured to Screw type Quantity Touchpad bracket Palm-rest assembly M2x2 3 Power-button with fingerprint reader Palm-rest assembly M2x3 1 Power-button bracket Palm-rest assembly M2x3 1 Wireless-card bracket Palm-rest assembly M2x3 1 System board Palm-rest assembly M2x2 3 Pen-garage cable Palm-rest assembly M2x3 1 Keyboard Palm-rest assembly M1.2x1.
1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 16. 17. 10 Base cover Battery Heat sink Left speaker Touchpad Touchpad bracket Power-adapter port Palm-rest assembly Display assembly I/O board Right speaker System board I/O-board cable Coin-cell battery M.
18. Fan 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. NOTE: Depending on the configuration ordered, some components may not installed in your computer. Base cover Removing the base cover Prerequisites 1. Follow the procedure in Before working inside your computer.
Steps 1. Loosen the three captive screws that secure the base cover to the palm-rest assembly. 2. Remove the four screws (M2x4) that secure the base cover to the palm-rest assembly. 3. Using a plastic scribe, pry the base cover from the tabs at the hinges and continue to work on the sides to release the base cover from the palm-rest assembly. 4. Lift the base cover off the palm-rest assembly. 5. Using the pull tab, disconnect the battery cable from the system board. 6.
Installing the base cover Prerequisites If you are replacing a component, remove the existing component before performing the installation process. About this task The following image(s) indicate the location of the base cover and provides a visual representation of the installation procedure.
Steps 1. 2. 3. 4. Connect the battery cable to the system board. Align the tabs on the base cover with the slots on the palm-rest assembly and snap the base cover to the palm-rest assembly. Replace the four screws (M2x4) that secure the base cover to the palm-rest assembly. Tighten the three captive screws that secure the base cover to the palm-rest assembly. Next steps 1. Follow the procedure in After working inside your computer.
• Do not expose the battery to high temperatures, or disassemble battery packs and cells. • Do not apply pressure to the surface of the battery. • Do not bend the battery. • Do not use tools of any kind to pry on or against the battery. • Ensure any screws during the servicing of this product are not lost or misplaced, to prevent accidental puncture or damage to the battery and other system components.
Installing the battery Prerequisites If you are replacing a component, remove the existing component before performing the installation process. About this task The following image(s) indicate the location of the battery and provides a visual representation of the installation procedure. Steps 1. Place the battery on the palm-rest assembly. NOTE: Ensure that the battery cable is not under the battery when placing the battery on the palm-rest assembly to avoid damage to your computer. 2. 3. 4. 5.
Solid-state drive/Intel Optane Removing the M.2 2230 solid-state drive Prerequisites 1. Follow the procedure in Before working inside your computer. 2. Remove the base cover. About this task NOTE: This procedure applies only to computers shipped with a M.2 2230 solid-state drive installed. NOTE: The M.2 card installed on your computer will depend on the configuration ordered. Supported card configurations on the M.2 card slot: • M.2 2230 solid-state drive + 2230 mounting bracket • M.
About this task NOTE: This procedure applies if you are installing a M.2 2230 solid-state drive. NOTE: The M.2 card installed on your computer will depend on the configuration ordered. Supported card configurations on the M.2 card slot: • M.2 2230 solid-state drive + 2230 mounting bracket • M.2 2280 solid-state drive • M.2 2280 Intel Optane Memory H10 The following image(s) indicate the location of the M.2 2230 solid-state drive and provides a visual representation of the installation procedure.
NOTE: The M.2 card installed on your computer will depend on the configuration ordered. Supported card configurations on the M.2 card slot: • M.2 2230 solid-state drive + 2230 mounting bracket • M.2 2280 solid-state drive • M.2 2280 Intel Optane Memory H10 The following image(s) indicate the location of the M.2 2280 solid-state drive/Intel Optane H10 and provides a visual representation of the removal procedure. Steps 1. Remove the screw (M2x2) that secures the M.
The following image(s) indicate the location of the M.2 2280 solid-state drive/Intel Optane H10 and provides a visual representation of the installation procedure. Steps 1. Align the notch on the M.2 2280 solid-state drive/Intel Optane with the tab on the M.2 card slot on the system board. 2. Slide the M.2 2280 solid-state drive/Intel Optane into the M.2 card slot on the system board. 3. Replace the screw (M2x2) that secures the M.2 2280 solid-state drive/Intel Optane to the system board. Next steps 1.
Removing and installing components 21
Steps 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. Open the latch and disconnect the touchscreen cable from the system board. Peel the tape that secures the display-cable latch to the system board. Open the latch and disconnect the display cable from the system board. Remove the touchscreen cable and display cable from the routing guide on the palm-rest assembly. Remove the screw (M2x5) that secures the left display-hinge to the palm-rest assembly. Remove the screw (M2x3.
Removing and installing components 23
Steps 1. Align the hinges on the display assembly with the slots on the palm-rest assembly. 2. Place the palm-rest assembly on the display assembly at an angle. NOTE: To avoid damaging your system do not slide the palm-rest assembly on the display assembly. 3. Close the left display-hinge. NOTE: Ensure that the screw holes on the left display-hinge are aligned with the screw holes on the system board and palm-rest assembly 4.
12. Adhere the tape that secures the display-cable latch to the system board. Next steps 1. Install the base cover. 2. Follow the procedure in After working inside your computer. Fans Removing the fan Prerequisites 1. Follow the procedure in Before working inside your computer. 2. Remove the base cover. About this task The following image(s) indicate the location of the fan and provides a visual representation of the removal procedure. Steps 1. 2. 3. 4. 5. 6.
About this task The following image(s) indicate the location of the fan and provides a visual representation of the installation procedure. Steps 1. 2. 3. 4. 5. 6. Using the alignment posts, place the fan on the palm-rest assembly. Replace the two screws (M2x2) that secure the fan to the palm-rest assembly. Connect the fan cable to the system board. Route the I/O-board cable, speaker cable and antenna cables through the routing guides on the fan.
Steps 1. 2. 3. 4. 5. 6. 7. 8. Remove the screw (M2x5) that secures the right display-hinge to the palm-rest assembly. Remove the screw (M2x3.5) that secures the right display-hinge to the system board and palm-rest assembly. Pry open the right display-hinge. Peel off the tape the secures the power-adapter port cable to the system board. Disconnect the power-adapter port cable from the system board. Remove the screw (M2x3) that secures the power-adapter port to the palm-rest assembly.
Steps 1. 2. 3. 4. 5. 6. Place the power-adapter port into the slot on the palm-rest assembly. Replace the screw (M2x3) that secures the power-adapter port to the palm-rest assembly. Route the power-adapter port cable through the routing guide on the palm-rest assembly. Connect the power-adapter port cable to the system board. Adhere the tape that secures the power-adapter port cable to the system board. Close the right display-hinge.
Coin-cell battery Removing the coin-cell battery Prerequisites 1. Follow the procedure in Before working inside your computer. 2. Remove the base cover. About this task NOTE: Removing the coin-cell battery resets the BIOS setup program's settings to default. It is recommended that you note the BIOS setup program's settings before removing the coin-cell battery. The following image(s) indicate the location of the coin-cell battery and provides a visual representation of the removal procedure. Steps 1. 2. 3.
Steps 1. 2. 3. 4. Connect the coin-cell battery cable to the I/O board. Adhere the coin-cell battery to the palm-rest assembly. Connect the I/O-board cable to the I/O board and close the latch. Adhere the tape that secures the I/O-board cable-latch to the I/O board. Next steps 1. Install the base cover. 2. Follow the procedure in After working inside your computer. I/O board Removing the I/O board Prerequisites 1. Follow the procedure in Before working inside your computer. 2. Remove the base cover.
Steps 1. 2. 3. 4. 5. 6. 7. 8. Remove the screw (M2x3.5) that secures the left display-hinge to the I/O board and palm-rest assembly. Remove the screw (M2x5) that secures the left display-hinge to the palm-rest assembly. Pry open the left display-hinge. Peel the tape that secures the I/O-board cable-latch to the I/O board. Open the latch and disconnect the I/O-board cable from the I/O board. Disconnect the coin-cell battery from the I/O board.
Steps 1. 2. 3. 4. 5. 6. 7. 8. Using the alignment posts, place the I/O board on the palm-rest assembly. Replace the screw (M2x2) that secures the I/O board to the palm-rest assembly. Close the left display-hinge. Replace the screw (M2x5) that secures the left display-hinge to the palm-rest assembly. Replace the screw (M2x3.5) that secures the left display-hinge to the I/O board and palm-rest assembly. Connect the I/O-board cable to the I/O board and close the latch.
Steps 1. 2. 3. 4. 5. 6. 7. Remove the three screws (M2x2) that secure the touchpad bracket to the palm-rest assembly. Peel the tapes that secure the touchpad bracket to the palm-rest assembly. Lift the touchpad bracket off the palm-rest assembly. Open the latch and disconnect the touchpad cable from the system board. Remove the two screws (M2x2) that secure the touchpad to the palm-rest assembly. Peel the tapes that secure the touchpad to the palm-rest assembly.
Steps 1. 2. 3. 4. 5. 6. 7. Slide the touchpad into the slot on the palm-rest assembly. Replace the two screws (M2x2) that secure the touchpad to the palm-rest assembly. Adhere the tapes that secure the touchpad to the palm-rest assembly. Connect the touchpad cable to the system board and close the latch. Align the screw holes on the touchpad bracket with the screw holes on the palm-rest assembly. Replace the three screws (M2x2) that secure the touchpad bracket to the palm-rest assembly.
Steps 1. 2. 3. 4. 5. Disconnect the speaker cable from the system board. Remove the speaker cable from the routing guide on the fan. Lift the left speaker from the palm-rest assembly. Remove the speaker cable from the routing guide on the palm-rest assembly. Lift both the speakers along with the speaker cable off the palm-rest assembly. Installing the speakers Prerequisites If you are replacing a component, remove the existing component before performing the installation process.
Steps 1. Using the alignment posts, place the right speaker on the palm-rest assembly. NOTE: Ensure that the alignment posts are threaded through the rubber grommets on the speaker. 2. Route the speaker cable through the routing guides on the palm-rest assembly. 3. Using the alignment posts, place the left speaker on the palm-rest assembly. NOTE: Ensure that the alignment posts are threaded through the rubber grommets on the speaker. 4. Route the speaker cable through the routing guides on the fan. 5.
The following image(s) indicate the location of the heat sink and provides a visual representation of the removal procedure. Steps 1. In reverse sequential order (4>3>2>1) loosen the four captive screws that secure the heat sink to the system board. 2. Lift the heat sink from the system board. Installing the heat sink Prerequisites If you are replacing a component, remove the existing component before performing the installation process.
Steps 1. Place the heat sink on the system board. 2. In sequential order (1>2>3>4) tighten the four captive screws that secure the heat sink to the system board. Next steps 1. Install the base cover. 2. Follow the procedure in After working inside your computer. Power button with fingerprint reader Removing the power-button with fingerprint reader Prerequisites 1. 2. 3. 4. Follow the procedure in Before working inside your computer. Remove the base cover. Remove the fan. Remove the I/O board.
Steps 1. 2. 3. 4. 5. 6. Remove the screw (M2x3) that secures the power-button bracket to the palm-rest assembly. Lift the power-button bracket off the palm-rest assembly. Open the latch and disconnect the power-button with fingerprint reader cable from the power-button board. Remove the screw (M2x3) that secures the power-button with fingerprint reader to the palm-rest assembly. Peel the tape that secures the power-button with fingerprint reader cable to the palm-rest assembly.
Steps 1. 2. 3. 4. 5. 6. 7. Place the power-button with fingerprint reader into the slot on the palm-rest assembly. Replace the screw (M2x3) that secures the power-button with fingerprint reader to the palm-rest assembly. Adhere the tape that secures the power-button with fingerprint reader cable to the palm-rest assembly. Connect the power-button with fingerprint-reader cable to the power-button board and close the latch.
Removing and installing components 41
Steps 1. Remove the screw (M2x5) that secures the right display-hinge to the palm-rest assembly. 2. Remove the screw (M2x3.5) that secures the right display-hinge to the system board and palm-rest assembly. 3. Pry open the right display-hinge. 4. Remove the screw (M2x3) that secures the wireless-card bracket to the palm-rest assembly. 5. Lift the wireless-card bracket off the system board. 6. Disconnect the power-adapter port cable from the system board. 7.
Steps 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. Place the system board on the palm-rest assembly. Replace the three screws (M2x2) that secure the system board to the palm-rest assembly. Connect the power-adapter port cable to the system board. Connect the display cable to the system board and close the latch. Adhere the tape that secures the display-cable latch to the system board. Connect the touchscreen cable to the system board and close the latch. Connect the pen garage cable to the system board.
12. Adhere the tape that secures the I/O-board cable-latch to the system board. 13. Connect the speaker cable to the system board. 14. Connect the touchpad cable to the system board and close the latch. 15. Connect the keyboard-backlight cable from the system board and close the latch. 16. Connect the keyboard cable to the system board and close the latch. 17. Adhere the Mylar that secures the keyboard-cable latch to the system board. 18. Place the wireless-card bracket on the wireless card. 19.
Steps 1. Remove the screw (M2x3) that secures the pen-garage cable to the palm-rest assembly. 2. Disconnect and lift the pen-garage cable from the palm-rest assembly. Installing the pen-garage cable Prerequisites If you are replacing a component, remove the existing component before performing the installation process. About this task The following image(s) indicate the location of the pen-garage cable and provides a visual representation of the installation procedure.
Steps 1. Connect the pen-garage cable to the palm-rest assembly. 2. Replace the screw (M2x3) that secures the pen-garage cable to the palm-rest assembly. Next steps 1. 2. 3. 4. 5. 6. 7. Install the system board. Install the fan. Install the battery. Install the M.2 2230 solid-state drive. (if applicable) Install the M.2 2280 solid-state drive/Intel Optane H10. (if applicable) Install the base cover. Follow the procedure in After working inside your computer. Keyboard Removing the keyboard Prerequisites 1.
About this task The following image(s) indicate the location of the keyboard and provides a visual representation of the removal procedure. Steps 1. Lift the mylar that covers one of the screws securing the keyboard to the palm-rest assembly as shown in the bubble located on the image. 2. Remove the 29 screws (M1.2x1.5) that secure the keyboard to the palm-rest assembly. 3. Lift the keyboard off the palm-rest assembly.
Steps 1. 2. 3. 4. 5. Place the keyboard on the palm-rest assembly. Align the screw holes on the keyboard with the screw holes on the palm-rest assembly. Replace the 28 screws (M1.2x1.5) that secure the keyboard to the palm-rest assembly. Lift the mylar that covers the screw hole as shown in the bubble located on the image. Replace the screw (M1.2x1.5) that secures the keyboard to the palm-rest assembly. Next steps 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 48 Install the system board.
Palmrest Removing the palm-rest assembly Prerequisites 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. Follow the procedure in Before working inside your computer. Remove the base cover. Remove the battery. Remove the display assembly. Remove the fan. Remove the power-adapter port. Remove the coin-cell battery. Remove the I/O board. Remove the touchpad. Remove the speakers. Remove the heat sink. Remove the pen-garage cable. Remove the power-button with fingerprint reader. Remove the system board.
Installing the palm-rest assembly Prerequisites If you are replacing a component, remove the existing component before performing the installation process. About this task The following image(s) indicate the location of the palm-rest assembly and provides a visual representation of the installation procedure. Steps To install the palm-rest assembly perform the post-requisites. Next steps 1. 2. 3. 4. 5. 6. 7. 8. 9. 10. 11. 12. 13. 14. 15. 50 Install the keyboard. Install the system board.
3 Drivers and downloads When troubleshooting, downloading or installing drivers it is recommended that you read the Dell Knowledge Based article, Drivers and Downloads FAQ SLN128938.
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: Depending on the computer and its installed devices, the items listed in this section may or may not be displayed. NOTE: Before you change BIOS Setup program, it is recommended that you write down the BIOS Setup program screen information for future reference.
• • Removable Drive (if available) STXXXX Drive (if available) NOTE: XXX denotes the SATA drive number. • • • Optical Drive (if available) SATA Hard Drive (if available) Diagnostics The boot sequence screen also displays the option to access the System Setup screen. One time boot menu To enter one time boot menu, turn on your computer, and then press F2 immediately. NOTE: It is recommended to shutdown the computer if it is on.
Table 4. System setup options—System information menu (continued) Overview Maximum Clock Speed Displays the maximum processor clock speed. Minimum Clock Speed Displays the minimum processor clock speed. Current Clock Speed Displays the current processor clock speed. Core Count Displays the number of cores on the processor. Processor ID Displays the processor identification code. Processor L2 Cache Displays the processor L2 Cache size. Processor L3 Cache Displays the processor L3 Cache size.
Table 5. System setup options—Boot Configuration menu (continued) Boot Configuration Enable UEFI Network Stack Enables or disables UEFI Network Stack. Default: ON UEFI Boot Path Security Enables or disables the system to prompt the user to enter the Admin password when booting a UEFI boot path from the F12 boot menu. Default: Always Except Internal HDD Table 6. System setup options—System Configuration menu System Configuration Date/Time Date Sets the computer date in MM/DD/YYYY format.
Table 6. System setup options—System Configuration menu (continued) System Configuration Enable Camera Enables or disables the camera. By default, Enable Camera is selected. Touchscreen Enables or disables the touchscreen. By default, Touchscreen is selected. Enable Fingerprint Reader Device Enables or disables the Fingerprint Reader Device. By default, Enable Fingerprint Reader Device is selected. Enable MediaCard Enables to switch all media cards On/Off or set the media card to read-only state.
Table 8. System setup options—Security menu (continued) Security Absolute Enables, disables or permanently disable the BIOS module interface of the optional Absolute Persistence Module service from Absolute Software. Default: Enabled TPM 2.0 Security On Select whether or not the Trusted Platform Model (TPM) is visible to the OS.
Table 9. System setup options—Passwords menu (continued) Passwords Admin Password Min Specify the minimum number of characters allowed for Admin password. Default: 4 Admin Password Max Specify the maximum number of characters allowed for Admin password. Default: 32 System Password Min Specify the minimum number of characters allowed for System password. Default: 4 System Password Max Specify the maximum number of characters allowed for System password.
Table 12. System setup options—Performance menu (continued) Performance Enable Intel SpeedStep Technology Enables or disables the Intel SpeedStep Technology to dynamically adjust processor voltage and core frequency, decreasing average power consumption and heat production. Default: ON Enable C-State Control Enables or disables the CPU's ability to enter and exit low-power states.
Table 13. System setup options—Power Management menu (continued) Power Management Default: OFF Wake on LAN Enables or disables the computer to turn on by a special LAN signal. Default: Disabled Intel Speed Shift Technology Enables or disables the Intel Speed Shift Technology support. Setting this option to enable allows the operating system to select the appropriate processor performance automatically.
Table 15. System setup options—POST Behavior menu (continued) POST Behavior Full Screen Logo Enabled or disabled the computer to display full screen logo if the image match screen resolution. Default: OFF Mouse/Touchpad Defines how the computer handles mouse and touchpad input. Default: Touchpad and PS/2 Mouse. Leave the integrated touchpad enabled when an external PS/2 mouse is present. Sign of Life Early Logo Display Display Logo Sign of Life.
Table 17. System setup options—Maintenance menu (continued) Maintenance Default: OFF Allow BIOS Downgrade Controls flashing of the system firmware to previous revisions. Default: ON Table 18. System setup options—System Logs menu System Logs Power Event Log Clear POWER Event Log Select keep or clear Power events. Default: Keep BIOS Event Log Clear Bios Event Log Select keep or clear BIOS events. Default: Keep Thermal Event Log Clear Thermal Event Log Select keep or clear Thermal events.
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 or your application.
5 Troubleshooting SupportAssist diagnostics About this task The SupportAssist diagnostics (previously known as ePSA diagnostics) performs a complete check of your hardware. The SupportAssist diagnostics is embedded in the BIOS and is launched by it internally. The SupportAssist diagnostics provides a set of options for particular devices or device groups. It allows you to: • • • • • • Run tests automatically or in an interactive mode.
Table 21.
Follow these steps to flash the BIOS: Steps 1. Turn on your computer. 2. Go to www.dell.com/support. 3. Click Product support, 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. 5. 6. 7. 8. 9. Click Drivers & downloads > Find it myself. Select the operating system installed on your computer. Scroll down the page and expand BIOS.
Flea power release About this task Flea power is the residual static electricity that remains on the computer even after it has been powered off and the battery has been disconnected from the system board. The following procedure provides the instructions on how to release the flea power: Steps 1. Turn off your computer. 2. Follow the steps in Removing the base cover. NOTE: Ensure that the battery is disconnected from the system board. 3.
6 Getting help and contacting Dell Self-help resources You can get information and help on Dell products and services using these self-help resources: Table 22. Self-help resources Self-help resources Resource location Information about Dell products and services www.dell.com My Dell Tips Contact Support In Windows search, type Contact Support, and press Enter. Online help for operating system www.dell.com/support/windows www.dell.
