Page 1
Uputstvo za upotrebu (EN) DELL laptop Latitude 7440 (NOT22679) Tehnoteka je online destinacija za upoređivanje cena i karakteristika bele tehnike, potrošačke elektronike i IT uređaja kod trgovinskih lanaca i internet prodavnica u Srbiji. Naša stranica vam omogućava da istražite najnovije informacije, detaljne karakteristike i konkurentne cene proizvoda.
Contents 1 Working on Your Computer....................... 5 ........................5 Before Working Inside Your Computer ............................6 Turning Off Your Computer ........................7 After Working Inside Your Computer 2 Removing and Installing Components..................8 ..............................8 Recommended Tools ..............................8 System Overview ......................8 Inside View —...
Page 5
Assigning a System Password and Setup Password ..............54 Deleting or Changing an Existing System and/or Setup Password 5 Diagnostics..........................55 ................55 Enhanced Pre-Boot System Assessment (ePSA) Diagnostics ............................... 56 Device Status Lights .............................. 56 Battery Status Lights 6 Specifications..........................58 7 Contacting Dell.......................... 63...
Damage due to servicing that is not authorized by Dell is not covered by your warranty. Read and follow the safety instructions that came with the product.
Close the display and turn the computer upside-down on a flat work surface. NOTE: To avoid damaging the system board, you must remove the main battery before you service the computer. Remove the main battery. Turn the computer top-side up. Open the display.
After you complete any replacement procedure, ensure you connect any external devices, cards, and cables before turning on your computer. CAUTION: To avoid damage to the computer, use only the battery designed for this particular Dell computer. Do not use batteries designed for other Dell computers.
Removing and Installing Components This section provides detailed information on how to remove or install the components from your computer. Recommended Tools The procedures in this document may require the following tools: • Small flat-blade screwdriver • Phillips screwdriver • Small plastic scribe System Overview Inside View —...
WLAN card docking station connector heatsink system fan Inside View — Front I/O board speakers system board display assembly Removing the SD Card Before Working Inside Your Computer . Follow the procedures in Press in on the SD card to release it from the computer. Slide the SD card out of the computer.
Removing the Battery Before Working Inside Your Computer . Follow the procedures in Slide the release latch to unlock the battery. Remove the battery from the computer.
Installing the Battery Slide the battery into its slot until it clicks into place. After Working Inside Your Computer. Follow the procedures in Removing the Base Cover Before Working Inside Your Computer . Follow the procedures in Remove the battery. Remove the screws that secure the base cover to the computer.
Page 13
Lift the base cover to remove it from the computer.
Installing the Base Cover Place the base cover to align with the screw holes correctly on the computer. Tighten the screws to secure the base cover to the computer. Install the battery. After Working Inside Your Computer . Follow the procedures in Removing the Hard Drive Before Working Inside Your Computer .
Page 15
Lift the hard-drive cage from the computer. Disconnect the hard-drive cable that secures the hard drive to the hard-drive cage. Remove the screw that secures the hard-drive to the hard-drive cage and lift the hard drive from the hard-drive cage.
Installing the Hard Drive Slide the hard-drive in its slot in the computer. Tighten the screw that secures the hard-drive bracket to the hard drive. Connect the hard drive cable to the hard-drive cage. Place the hard-drive bracket and tighten the screw to secure the hard drive cage to the computer. Connect the hard-drive cage cable to the computer.
Install the battery. Follow the procedures in After Working Inside Your Computer. Removing the Keyboard Follow the procedures in Before Working Inside Your Computer . Remove: a. battery b. base cover c. keyboard trim Remove the screws and lift the battery bay of the computer. Perform the following steps as shown in the illustration: a.
Flip the computer and remove the screws that secure the keyboard to the computer. Lift the keyboard from the computer. Installing the Keyboard Connect the keyboard cable and secure it to the keyboard using the tape. Connect the keyboard cable to the system board. Slide the keyboard into its compartment and ensure that it clicks into place.
c. battery Follow the procedures in After Working Inside Your Computer . Removing the WLAN Card Follow the procedures in Before Working Inside Your Computer . Remove: a. battery b. base cover Disconnect the antenna cables from the WLAN card and remove the screw that secures the WLAN card to the computer.
Installing the Memory Module Insert the memory module into the socket. Press the retention clips to secure the memory module to the system board. Install: a. base cover b. battery After Working Inside Your Computer . Follow the procedures in Removing the Coin-Cell Battery Before Working Inside Your Computer .
Removing the Palmrest Before Working Inside Your Computer . Follow the procedures in Remove: a. SD card b. battery c. base cover d. hard drive e. keyboard trim keyboard Remove the screws that secure the palmrest assembly to the computer. Perform the following steps as shown in the illustration: a.
Page 22
Lift up the palmrest away from the computer.
Installing the Palmrest Align the palm rest assembly to its original position in the computer and snap it into place. Connect the following cables to the system board: a. power LED cable b. touchpad cable c. LED-board cable Tighten the screws to secure the palmrest assembly to the front of the computer. Tighten the screws to secure the palmrest assembly to the base of the computer.
Removing the Speakers Before Working Inside Your Computer . Follow the procedures in Remove: a. SD card b. battery c. base cover d. hard drive e. keyboard trim keyboard g. palmrest Perform the following steps as shown in the illustration: a.
Installing the Speakers Align the speakers to their original position and tighten the screws to secure the speakers to the computer. Route the speaker cable on the computer and connect it to the system board. Install: a. palmrest b. keyboard c.
Installing the Display-Hinge Cover Place the display-hinge cover and tighten the screws to secure the display-hinge cover to the computer. Install battery. After Working Inside Your Computer . Follow the procedures in Removing the Display Assembly Before Working Inside Your Computer . Follow the procedures in Remove: a.
Page 27
Disconnect the LVDS and camera cable from the system board. Disconnect the antenna cables from the wireless solution.
Installing the Display Assembly Insert the LVDS and wireless antenna cables through the holes on the base chassis and connect them. Place the display assembly onto the computer. Tighten the screws on both sides to secure the display assembly. Route the antenna and the LVDS cables through the routing channel. Connect the LVDS and camera cable to the computer.
a. battery b. SD card c. base cover Disconnect the system fan cable. Remove the screws that secure the system fan to the computer and remove the system fan from the computer. Installing the System Fan Align the system fan in its place on the system board. Tighten the screws that secure the system fan to the computer.
Installing the Heatsink Place the heatsink into its original position on the system board. Tighten the screws to secure the heatsink to the system board. Install: a. system board b. display assembly c. display-hinge cover d. speaker e. palmrest keyboard g.
Page 34
b. Disconnect the cable from the system board [2]. c. Disconnect the speaker cable from system board [3]. Remove the screws that secure the system board to the computer. Lift the left edge of system board partially to a 45-degree angle.
Page 35
Remove the system board from the computer.
Installing the System Board Align the system board in its place on the computer. Tighten the screws to secure the system board. Connect the following cables to the system board: a. speaker b. I/O cable Install: a. display assembly b. display-hinge cover c.
Removing the Power Connector Before Working Inside Your Computer . Follow the procedures in Remove: a. SD card b. battery c. base cover d. keyboard e. palmrest system fan g. heatsink h. speakers Disconnect the power-connector cable from the system board remove the screw that secures to the computer. Remove the power connector.
a. SD card b. battery c. base cover d. hard drive e. keyboard trim keyboard g. palmrest h. speaker display-hinge cover display assembly k. system board Disconnect the I/O cable from the system board remove the screw that secures the I/O board to the computer. Remove the I/O board from the computer.
Removing the Display Bezel Before Working Inside Your Computer . Follow the procedures in Remove the battery. Pry the edges of the display bezel. Remove the display bezel from the display assembly. Installing the Display Bezel Align the display bezel in place and snap it in place. Align the hinge covers on display assembly and snap it in place.
b. Disconnect the LVDS cable from the display panel [2]. c. Remove the display panel from the display assembly [3]. Installing the Display Panel Connect the display cable (LVDS cable) to its connector on the display panel. Place the display panel to its original position on the display assembly. Tighten the screws to secure the display panel to the display assembly.
Installing the Camera Install the camera into its slot on the display panel. Connect the camera cable to the camera. Install: a. display assembly b. display bezel c. battery Follow the procedures in After Working Inside Your Computer .
Boot Sequence allows you to bypass the System Setup‐defined boot device order and boot directly to a specific device (for example: optical drive or hard drive). During the Power-on Self Test (POST), when the Dell logo appears, you can: •...
Keys Navigation <Esc> Moves to the previous page till you view the main screen. Pressing <Esc> in the main screen displays a message that prompts you to save any unsaved changes and restarts the system. <F1> Displays the System Setup help file. System Setup Options NOTE: Depending on your computer and its installed devices, the items listed in this section may or may not appear.
Page 45
Option Description • Enable Legacy Option ROMs — This option is disabled by default. Date/Time Allows you to set the date and time. Table 3. System Configuration Option Description Integrated NIC Allows you to configure the integrated network controller. The options are: •...
Page 46
Option Description Drives Allows you to configure the SATA drives on board. The options are: • SATA-0 • SATA-1 • SATA-2 • SATA-3 Default Setting: All drives are enabled. SMART Reporting This field controls if the hard drive errors for the integrated drives are reported during system startup.
Page 47
Option Description Miscellaneous Devices Allows you enable or disable the various on board devices. The options are: • Enable Microphone • Enable Hard Drive Free Fall Protection • Enable Camera • Enable Media Card • Disable Media Card Default Setting: All devices are enabled Table 4.
Page 48
Option Description • Reboot bypass Password Change Allows you to enable the disable permission to the System and Hard Drive passwords when the admin password is set. Default Setting: Allow Non-Admin Password Changes is not selected Non-Admin Setup Changes Allows you to determine whether changes to setup option are permitted when an administrator password is set.
Page 49
• If you enable the Custom Mode, the relevant options for PK, KEK, db, and dbx appear. The options are: • Save to File- Saves the key to a user-selected file • Replace from File- Replaces the current key with a key from a user-selected file •...
Page 50
Option Description • Transition to Rapid Start when using Timer The Rapid Start Timer value can be configure to put the system into Rapid State as per requirement. Table 8. Power Management Option Description AC Behavior Allows the computer to power-on automatically, when AC adapter is plugged. The option is disabled.
Page 51
Option Description • Enable Peak Shift (Disabled) Advanced Battery Charge Allows batteries in the system in Advanced Battery Charge Mode to maximize Configuration battery health. This uses standard charging algorithm and other techniques during non-work hours to maximize battery health •...
Page 52
Option Description Fn Key Emulation Allows you to match the <Scroll Lock> key feature of PS-2 keyboard with the <Fn> key feature in an internal keyboard. The option is enabled by default. • Enable Fn Key Emulation Fastboot Allows you to speed up the boot process by bypassing some compatibility steps. •...
Re-start the computer. Go to dell.com/support. Enter the Service Tag or Express Service Code and click Submit. NOTE: To locate the Service Tag, click Where is my Service Tag? NOTE: If you cannot find your Service Tag, click Detect My Product.
12. Click Run to install the updated BIOS settings on your computer. Follow the instructions on the screen. System and Setup Password You can create a system password and a setup password to secure your computer. Password Type Description System password Password that you must enter to log on to your system.
Deleting or Changing an Existing System and/or Setup Password Ensure that the Password Status is Unlocked (in the System Setup) before attempting to delete or change the existing System and/or Setup password. You cannot delete or change an existing System or Setup password, if the Password Status is Locked.
Diagnostics If you experience a problem with your computer, run the ePSA diagnostics before contacting Dell for technical assistance. The purpose of running diagnostics is to test your computer's hardware without requiring additional equipment or risking data loss. If you are unable to fix the problem yourself, service and support personnel can use the diagnostics results to help you solve the problem.
Memory failed to initialize or memory is unsupported. Battery Status Lights If the computer is connected to an electrical outlet, the battery light operates as follows: Alternately blinking An unauthenticated or unsupported non-Dell AC adapter is attached to your laptop. amber light and white light Alternately blinking Temporary battery failure with AC adapter present.
Page 58
Constantly blinking Fatal battery failure with AC adapter present. amber light Light off Battery in full charge mode with AC adapter present. White light on Battery in charge mode with AC adapter present.
Specifications NOTE: Offerings may vary by region. The following specifications are only those required by law to ship with your computer. For more information about the configuration of your computer, go to Help and Support in your Windows operating system and select the option to view information about your computer. Table 16.
Page 60
Feature Specification Internal high-definition audio External microphone-in, stereo headphones, and headset combo connector Speakers Internal speaker amplifier 1 W (RMS) per channel Volume controls hot keys Table 20. Video Feature Specification Type integrated on system board Controller: Intel HD Graphics 4600 Discrete AMD Radeon HD 8690M Graphics Data bus...
Page 61
Features Specification Network adapter RJ-45 connector USB 3.0 two USB 3.0 compliant connectors Memory card reader Support upto SD4.0 Micro Subscriber Identity Module (uSIM) card Docking port Table 24. Display Feature Specification Latitude 7240 Latitude 7440 Type HD Anti-Glare HD Anti-Glare Dimensions: Height 180.0 mm (7.08 inches)
Page 62
Table 27. Battery Feature Specification Type • 3-cell “smart” Lithium ion • 4cell “smart” Lithium ion Dimensions: Latitude 7240 Latitude 7440 3–cell/4–cell Depth 80.75 mm (3.18 inches) 74.75 mm (2.94 inches) Height 7.20 mm (0.28 inch) 8.00 mm (0.31 inch) Width 282.00 mm (11.10 inches) 308.50 mm (12.15 inches)
Page 63
Feature Specification Operating 0 °C to 40 °C (32 °F to 104 °F) Non-Operating –40 °C to 70 °C (–40 °F to 158 °F) Table 29. Physical Feature Latitude 7240 Latitude 7440 Height 20.0 mm (0.79 inch) 21.0 mm (0.80 inch) Width 310.5 mm (12.22 inches) 337 mm (13.2 inches)
Dell product catalog. Dell provides several online and telephone-based support and service options. Availability varies by country and product, and some services may not be available in your area. To contact Dell for sales, technical support, or customer service issues:...
Page 65
Ovaj dokument je originalno proizveden i objavljen od strane proizvođača, brenda Dell, i preuzet je sa njihove zvanične stranice. S obzirom na ovu činjenicu, Tehnoteka ističe da ne preuzima odgovornost za tačnost, celovitost ili pouzdanost informacija, podataka, mišljenja, saveta ili izjava sadržanih u ovom dokumentu.