Dell Latitude 7480 Owner's Manual
Summary
This document is the official manual for the Dell Latitude 7480 Owner's Manual. The manual provides comprehensive guidance on setup, configuration, and operation. It includes step-by-step setup and installation instructions. Troubleshooting guidance and problem resolution steps are also provided. Technical specifications and compatibility details are included. Safety instructions and regulatory compliance information are covered. Designed for network administrators and IT professionals who need detailed guidance on using and maintaining this laptop.
Page 1 Text Content
Dell Latitude 7480 Owner's Manual
Regulatory Model: P73G Regulatory Type: P73G001 September 2021 Rev. A07
Page Summary Contents For Dell Latitude 7480 Owner's Manual
Page 1
Dell Latitude 7480 Owner's Manual Regulatory Model: P73G Regulatory Type: P73G001 September 2021 Rev. A07
Page 2
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 d...
Page 3
Contents Chapter 1: Working on your computer............................................................................................7 Turning off your — Windows.......................................
Page 4
Removing LED board.................................................................................................................................................. Installing LED board..................
Page 5
AC adapter specifications............................................................................................................................................... Docking options...................
Page 6
LCD Power rail test (L-BIST)................................................................................................................................... LCD Built-in Self Test (BIST)..............
Page 7
Working on your computer Topics: Turning off your — Windows Turning off your computer — Windows 8 Turning off your computer — Windows 7 Before working inside your computer Safety instructions After wo...
Page 8
NOTE: Ensure that the computer and all attached devices are turned off. If your computer and attached devices did not automatically turn off when you shut down your operating system, press and hold th...
Page 9
any connector pins. Also, before you connect a cable, ensure that both connectors are correctly oriented and aligned. NOTE: The color of your computer and certain components may appear differently tha...
Page 10
Disassembly and reassembly Topics: Recommended tools Screw size list Subscriber Identification Module (SIM) card Base cover Battery PCIe Solid State Drive (SSD) Speaker Coin-cell battery WWAN card WLA...
Page 11
Table 1. Latitude 7480 - Screw size list (continued) Component M2.5x 6.0 M2.5x5.0 M2.0 x 5.0 M2.0x3.0 M2.0 x 2.5 M2.0 x 2.0 Heat sink module System fan WWAN card WLAN card Power connector port ESD bra...
Page 12
Replacing SIM card 1. Insert a paperclip or a SIM card removal tool into the pinhole on the SIM card tray. 2. Use a scribe to pull the SIM card tray 3. Place on the SIM card on the tray. 4. Insert the...
Page 13
Base cover Removing base cover 1. Follow the procedure in Before working inside your computer. 2. To release the base cover: a. Loosen the M2.5 x 6 captive screws (8) that secure the base cover to the...
Page 14
Installing base cover 1. Align the base cover tabs to the slots on the edges of the computer. 2. Press the edges of the cover until it clicks into place. 3. Tighten the M2.5 x 6.0 captive screws to se...
Page 15
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. If the battery gets stuck inside ...
Page 16
3. Tighten the M2.0 x 5.0 screws to secure the battery to the computer. NOTE: A small battery (3-cell) has a single screw, a larger battery (4-cell) has two screws. 4. Install the base cover 5. Follow...
Page 17
NOTE: When installing the SSD bracket, ensure that the tab on the bracket is held securely with the tab on the palm rest. NOTE: Ensure to install the bracket is the system is shipped with bracket. 3. ...
Page 18
a. Remove the M2.0x3.0 screws (4) that secure the speaker module to the computer [1]. b. Lift the speaker module from the computer . NOTE: Ensure to un-route the speaker cable from the routing clips. ...
Page 19
Installing coin cell battery 1. Affix the coin cell battery on the slot inside the computer. 2. Route the coin cell battery cable through the routing channel before connecting the cable. 3. Connect th...
Page 20
Installing WWAN card 1. Insert the WWAN card into the connector on the system board. 2. Connect the WWAN cables to the connectors on the WWAN card. 3. Place the metal bracket and tighten the M2.0 x 3....
Page 21
NOTE: Ensure NOT to pull the WLAN card more than 35°, to avoid damage to pin. Installing WLAN card 1. Insert the WLAN card into the connector on the system board. 2. Connect the WLAN cables to the con...
Page 22
Installing memory module 1. Insert the memory module into the connector until snaps in. 2. Connect the battery cable to the connector on the system board. 3. Install the base cover. 4. Follow the proc...
Page 23
NOTE: Remove the screws in the order of the callout numbers [1, 2, 3, 4] as indicated on the heat sink. c. Lift the heat sink assembly from the system board [3]. Installing heat sink assembly Heat sin...
Page 24
CAUTION: Avoid pulling the cable as it would result in breaking the cable connector. Instead, use a scribe to push the edges of the cable connector to release the LED cable. b. Remove the M2.0 x 3.0 s...
Page 25
a. Disconnect the smart card cable [1]. NOTE: Ensure to gently push the connector, to avoid damage to the smart card head. b. Lift the smart card cable that is affixed to the touchpad module [2]. NOTE...
Page 26
Installing smart card cage 1. Slide the smart card cage into the slot to align with the tabs on the computer. 2. Tighten the M2 x 3 screws to secure the smart card cage to the computer. 3. Affix the s...
Page 27
NOTE: Un-route the speaker cable from the routing clips from the touchpad buttons. 6. To remove the touchpad buttons board: a. Disconnect the touchpad buttons board cable from the touchpad board [1]. ...
Page 28
Installing touchpad buttons board 1. Insert the touchpad buttons board into the slot to align the tabs with the grooves on the computer. 2. Tighten the M2.0 x 3.0 screws to secure the touchpad buttons...
Page 29
NOTE: Use a plastic scribe to release the cable from the connector. Do not pull the cable as it may result in breakage. b. Remove the M2.0x3.0 screw (1) to release the metal bracket on the power conne...
Page 30
5. Remove the WWAN card. NOTE: To identify the number of screws, see screw list 6. To remove the display assembly: a. Un route the WLAN and WWAN cables from the routing channels [1]. b. Disconnect the...
Page 31
Installing display assembly 1. Place the base of the computer on a plane surface of a table and position it closer to the edge of the table. 2. Install the display assembly to align it with the displa...
Page 32
5. Remove the WWAN card. 6. Remove the display assembly. 7. To remove the touch display panel: a. Use a plastic scribe to loosen the edges of the display panel. b. Flip the display screen over from th...
Page 33
8. Remove the display bezel from the display assembly. Installing touch display panel NOTE: The touch display panel installation procedure is applicable only for systems with touch display configurati...
Page 34
1. Follow the procedure in Before working inside your computer. 2. Remove the base cover. 3. Disconnect the battery cable from the connector on the system board. 4. Remove the WLAN card. 5. Remove the...
Page 35
1. Follow the procedure in Before working inside your computer. 2. Remove the base cover. 3. Disconnect the battery cable from the connector on the system board. 4. Remove the WLAN card. 5. Remove the...
Page 36
d. Peel off the display connector adhesive strip from the display panel [1]. e. Peel off the mylar tape securing the display cable on the back of the display panel [2]. f. Lift the metal tab and disco...
Page 37
Installing the display panel (nontouch) NOTE: The display panel installation procedure is applicable only for nontouch display configuration. 1. Connect the display cable on the back of the display pa...
Page 38
Installing camera The installation procedure is applicable only for systems shipping with a nontouch display configuration. 1. Connect the camera cable. 2. Insert the camera microphone module into the...
Page 39
Display Hinge Caps Removing the display hinge cap 1. Follow the procedure in Before working inside your computer. 2. Remove the base cover. 3. Disconnect the battery cable from the connector on the sy...
Page 40
1. Push the release latch located on the SIM card slot inwards. 2. Slide the dummy SIM card tray out of the system. System board Removing system board 1. Follow the procedure in Before working inside ...
Manual Details
| Brand | Dell |
|---|---|
| Pages | 79 |
| File Size | 13.22 MB |
| Published | June 28, 2026 |
3 views
Enter the captcha to get the download link:
Frequently Asked Questions
How do I drain residual flea power?
Turn off the computer, disconnect the adapter, remove the base cover and battery, hold the power button for 20 seconds, then reinstall components and connect power.
What are the steps to turn off the modem and router?
Turn off the computer, then turn off the modem, followed by the wireless router. Wait 30 seconds before turning the router on, then the modem, and finally the computer.
How do I remove the SIM card tray?
Remove the base cover, then locate and remove the SIM card or SIM card tray to replace it.
Where can I find contact information if I lack an internet connection?
Check your purchase invoice, packing slip, bill, or Dell product catalog for contact details.
What is a hard reset used for?
It drains residual flea power to protect sensitive components and is a common troubleshooting step if the computer does not power on or boot.