Dell P22S002 инструкция обслуживания

Dell Latitude E7250 Owner's Manual Regulatory Model: P22S Regulatory Type: P22S002[...]

Notes, cautions, and warnings NOTE: A NOTE indicates important information that helps you make better use of your computer. 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. Copyright © 201[...]

Contents 1 Working on Your Computer................................................................................ 5 Before Working Inside Your Computer ................................................................................................ 5 Turning Off Your Computer .......................................................................[...]

Removing the Coin-Cell Battery ........................................................................................................ 30 Installing the Coin-Cell Battery .......................................................................................................... 30 4 System Setup......................................................[...]

1 Working on Your Computer Before Working Inside Your Computer Use the following safety guidelines to help protect your computer from potential damage and to help to ensure your personal safety. Unless otherwise noted, each procedure included in this document assumes that the following conditions exist: • You have read the safety information that[...]

3. If the computer is connected to a docking device (docked), undock it. CAUTION: To disconnect a network cable, first unplug the cable from your computer and then unplug the cable from the network device. 4. Disconnect all network cables from the computer. 5. Disconnect your computer and all attached devices from their electrical outlets. 6. Close[...]

2. Click the arrow in the lower-right corner of the Start menu as shown below, and then click Shut Down 2. Ensure that the computer and all attached devices are turned off. If your computer and attached devices did not automatically turn off when you shut down your operating system, press and hold the power button for about 6 seconds to turn them o[...]

2 Docking Your Computer Follow the steps to dock your computer: a. Place the docking spacer until the docking spacer clicks in its place in the docking station. b. Place the computer on the docking spacer to dock your computer. NOTE: This docking spacer can be used to dock only the Latitude E7250 / Latitude E7450 computers. You cannot dock any othe[...]

3 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 9[...]

System Overview 10[...]

1. Battery-status light 2. Hard-drive activity light 3. Power-status light 4. Microphones 5. Camera 6. Camera-status light 7. Hard-drive activity light 8. Battery-status light 9. Wireless-status light 10. Security-cable slot 11. Power button 12. Mini-DisplayPort Connector 13. USB 3.0 connector 14. Headset connector 15. Memory card reader 16. Contac[...]

Installing the Battery 1. Insert the battery into its slot until it clicks into place. 2. Follow the procedures in After Working Inside Your computer . Removing the Base Cover 1. Follow the procedures in Before Working Inside Your Computer . 2. Remove the battery . 3. Perform the following steps as shown in the illustration: a. Remove the screws th[...]

Installing the Base Cover 1. Place the base cover to align with the screw holes correctly on the computer. 2. Tighten the screws to secure the base cover to the computer. 3. Install the battery . 4. Follow the procedures in After Working Inside Your computer . Removing the SSD Card 1. Follow the procedures in Before Working Inside Your Computer . 2[...]

Installing the SSD Card 1. Place the SSD card in its slot in the computer. 2. Tighten the screw to secures the SSD card to the computer. 3. Install: a. base cover b. battery 4. Follow the procedures in After Working Inside Your computer . Removing the WWAN Card 1. Follow the procedures in Before Working Inside Your Computer . 2. Remove: a. battery [...]

b. base cover 3. Perform the following steps as shown in the illustration: a. Disconnect the WLAN cables from their connectors on the WLAN card [1]. b. Remove the screw that secures the WLAN card to the computer [2]. c. Remove the WLAN card from the computer [3]. Installing the WLAN Card 1. Place the WLAN card into its slot on the computer. 2. Tigh[...]

Installing the Keyboard Trim 1. Insert the keyboard trim on the keyboard. 2. Press along the sides of the keyboard trim until it clicks in place. 3. Install the battery . 4. Follow the procedures in After Working Inside Your computer . Removing the Keyboard 1. Follow the procedures in Before Working Inside Your Computer . 2. Remove: a. battery b. b[...]

4. Flip the computer and remove the screws that secure the keyboard to the computer. 5. Perform the following steps as shown in the illustration: a. Pry the keyboard to release it from the computer [1]. b. Remove the keyboard from the computer [2]. Installing the Keyboard 1. Place the keyboard to align with the screw holders on the computer. 2. Tig[...]

Removing the Palmrest 1. Follow the procedures in Before Working Inside Your Computer . 2. Remove: a. battery b. base cover c. SSD card d. keyboard trim e. keyboard 3. Remove the screws that secure the palmrest and flip the computer. 4. Perform the following steps as shown in the illustration: a. Flip the computer. b. Disconnect the touch cables fr[...]

5. Perform the following steps as shown in the illustration: a. Pry the edges of the palmrest [1]. b. Remove the palmrest from the computer [2]. Installing the Palmrest 1. Align the palmrest to its original position on the computer and until it snaps in its place. 2. Tighten the screws to secure the palmrest to the front of the computer. 3. Connect[...]

6. Follow the procedures in After Working Inside Your computer . Removing the SIM Board 1. Follow the procedures in Before Working Inside Your Computer . 2. Remove: a. battery b. base cover c. SSD card d. keyboard trim e. keyboard f. palmrest 3. Perform the following steps as shown in the illustration: a. Disconnect the SIM board cable from its con[...]

Removing the Speakers 1. Follow the procedures in Before Working Inside Your Computer . 2. Remove: a. battery b. base cover c. keyboard trim d. keyboard e. SSD card f. palmrest g. SIM board 3. Perform the following steps as shown in the illustration: a. Disconnect the speaker cable from its connector on the system board [1]. b. Release the speaker [...]

Installing the Speakers 1. Align the speakers to their original position and tighten the screws to secure the speakers to the computer. 2. Route the speaker cable through its routing channel. 3. Connect the speaker cable to its connector on the system board. 4. Install: a. SIM board b. plamrest c. keyboard d. keyboard trim e. SSD card f. base cover[...]

Installing the Display-Hinge Cover 1. Place the display-hinge cover and tighten the screws to secure the display-hinge cover to the computer. 2. Tighten the screws to secure the display-hinge cover to the computer. 3. Install: a. palmrest b. keyboard trim c. SSD card d. base cover e. battery 4. Follow the procedures in After Working Inside Your com[...]

4. Perform the following steps as shown in the illustration: a. Disconnect the WWAN and WLAN cables from their connectors on the WWAN and WLAN cards [1]. b. Release the WWAN and WLAN cables from their routing channels [2]. 5. Perform the following steps as shown in the illustration: a. Remove the screw that secures the display cable to the computer[...]

6. Perform the following steps as shown in the illustration: a. Pull the antenna cables from the holes on the base chassis that secure the display assembly to the computer [1] [2]. 7. Perform the following steps as shown in the illustration: a. Remove the screws that secure the display assembly to the computer [1]. b. Lift the display assembly to r[...]

Installing the Display Assembly 1. Route the WWAN, WLAN and display-assembly cables through their respective routing channels on the base chassis and connect to their connectors. 2. Place the display assembly onto their connectors. 3. Tighten the screws to secure the display assembly to the computer. 4. Place the metal bracket on the display-assemb[...]

i. speaker j. hinge cover k. display assembly 3. Disconnect the power-connector cable from its connector on the system board. 4. Disconnect the speaker cable [1] and SIM board cable [2] [3] from their connectors on the system board. 5. Perform the following steps as shown in the illustration: a. Remove the screws that secure the system board to the[...]

Installing the System Board 1. Align the system board on its place on the computer chassis. 2. Tighten the screws to secure the system board to the computer chassis. 3. Connect the speaker and SIM board cables to their connectors on the system board. 4. Connect the power-connector port cable to its connector on the system board. 5. Install: a. disp[...]

i. hinge cover j. SIM board k. display assembly 3. Disconnect the system-fan cable from its connector on the system board. 4. Perform the following steps as shown in the illustration: a. Remove the screws that secure the heatsink assembly to the system board [1]. b. Remove the heatsink assembly from the system board [2]. Installing the Heatsink Ass[...]

e. WWAN card f. plamrest g. SSD card h. keyboard i. keyboard trim j. base cover k. battery 5. Follow the procedures in After Working Inside Your computer . Removing the Coin-Cell Battery 1. Follow the procedures in Before Working Inside Your Computer . 2. Remove: a. battery b. base cover c. keyboard trim d. keyboard e. SSD card f. palmrest g. syste[...]

d. keyboard trim e. keyboard f. base cover g. battery 4. Follow the procedures in After Working Inside Your computer . 31[...]

4 System Setup Boot Sequence 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: • Access System Setup by pressing <F2> key • Bring up the one-time boot[...]

Keys Navigation NOTE: For the standard graphics browser only. <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 t[...]

Option Description • Onboard NIC You can also choose the Boot List option. The options are: • Legacy (Default Setting) • UEFI Advance Boot Option This option is required for Legacy boot mode. This option is not allowed if Secure Boot is enabled. • Enable Legacy Option ROMs — This option is disabled by default. Date/Time Allows you to set [...]

Option Description SATA Operation Allows you to configure the internal SATA hard-drive controller. The options are: • Disabled • AHCI • RAID On (Default Setting) NOTE: SATA is configured to support RAID mode. Drives Allows you to configure the SATA drives on board. The options are: • SATA-0 • SATA-1 • SATA-2 • SATA-3 Default Setting: [...]

Option Description • Bright Keyboard Backlight with AC Allows you to illumination and continue to support the various illumination level. Unobtrusive Mode Allows you to set the mode that will turn off all light and sound emissions from the system. This option is disabled by default. • Enable Unobtrusive Mode Miscellaneous Devices Allows you ena[...]

Option Description • Confirm the new password Default Setting: Not set Strong Password Allows you to enforce the option to always set strong passwords. Default Setting: Enable Strong Password is not selected. Password Configuration You can define the length of your password. Min = 4 , Max = 32 Password Bypass Allows you to enable or disable the p[...]

• Disabled • Enabled (Default Setting) NOTE: To enable the Secure Boot, system needs to be UEFI boot mode and enable legacy option ROMs must be turned off. Expert key Management Allows you to manipulate the security key databases only if the system is in Custom Mode. The Enable Custom Mode option is disabled by default. The options are: • PK [...]

Option Description Hyper-Thread Control Allows you to enable or disable the HyperThreading in the processor. Default Setting: Enabled Table 8. Power Management Option Description AC Behavior Allows the computer to power-on automatically, when AC adapter is plugged. The option is disabled. • Wake on AC Auto On Time Allows you to set the time at wh[...]

Option Description Advanced Battery Charge Configuration Allows batteries in the system in Advanced Battery Charge Mode to maximize battery health. This uses standard charging algorithm and other techniques during nonwork hours to maximize battery health • Enable Advanced Battery Charge Mode (Disabled) Primary Battery Configuration Allows you to [...]

Option Description • Enable Fn Key Emulation Fn Lock Option Allows you to hot keys combination toggle the primary behavior. The option are: • Fn Lock • Lock Mode Disable/Standard • Lock Mode Enable/Secondary MEBx Hotkey Allows you to specify whether the MEBx Hotkey function should be enabled when the system boots. The option is enabled by d[...]

Option Description • GPS (on WWAN Module) All options are enabled by default. Wireless Device Enable Allows you to enable or disable the wireless devices. The options are: • WWAN • Bluetooth • WLAN/WiGig All options are enabled by default. Table 12. Maintenance Option Description Service Tag Displays the service tag of your computer. Asset [...]

The Drivers and Downloads page opens. 8. On the Drivers and Downloads screen, under the Operating System drop-down list, select BIOS . 9. Identify the latest BIOS file and click Download File . You can also analyze which drivers need an update. To do this for your product, click Analyze System for Updates and follow the instructions on the screen. [...]

4. Type the system password that you entered earlier and click OK . 5. Select Setup Password , type your system password and press <Enter> or <Tab>. A message prompts you to re-type the setup password. 6. Type the setup password that you entered earlier and click OK . 7. Press <Esc> and a message prompts you to save the changes. 8[...]

5 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 [...]

Device Status Lights Table 14. Device Status Lights Turns on when you turn on the computer and blinks when the computer is in a power management mode. Turns on when the computer reads or writes data. Turns on steadily or blinks to indicate battery charge status. Turns on when wireless networking is enabled. The device status LEDs are usually locate[...]

Alternately blinking amber light and white light An unauthenticated or unsupported non-Dell AC adapter is attached to your laptop. Alternately blinking amber light with steady white light Temporary battery failure with AC adapter present. Constantly blinking amber light Fatal battery failure with AC adapter present. Light off Battery in full charge[...]

6 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. System Informatio[...]

Feature Specification Stereo conversion 24-bit (analog-to-digital and digital-to-analog) Interface: Internal High-definition audio External Microphone-in, stereo headphones, and headset combo connector Speakers Two Internal speaker amplifier 2 W (RMS) per channel Volume controls Hot keys Table 20. Video Feature Specification Type Integrated on syst[...]

Table 23. Ports and Connectors Features Specification Audio One microphone/stereo headphone/speakers connector Video • one HDMI • one mDP Network adapter RJ-45 connector USB 3.0 One USB 3.0, one PowerShare Memory card reader Support upto SD4.0 Micro Subscriber Identity Module (uSIM) card One Docking port One Table 24. Display Feature Specificat[...]

Table 26. Touchpad Feature Specification Latitude 7250 Active Area: X-axis 99.5 mm Y-axis 53.0 mm Table 27. Battery Feature Specification Type • 3-cell Lithium Polymer battery with ExpressCharge • 4-cell Lithium Polymer battery with ExpressCharge Dimensions: Latitude 7250 3–cell/4–cell Depth 80.75 mm (3.18 inches) Height 7.20 mm (0.28 inch)[...]

Feature Specification Output power 65 W and 90 W Output current 3.34 A and 4.62 A Rated output voltage 19.5 VDC Weight 230 g (65 W) and 285 g (90 W) Dimensions 107x46x29.5 mm (65W) / 130x66 x22 mm (90W) Temperature range: 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 Featur[...]

Feature Specification Altitude (maximum): Operating –15.2 m to 3048 m (–50 to 10,000 ft) 0° to 35°C Non-Operating –15.24 m to 10,668 m (–50 ft to 35,000 ft) Airborne contaminant level G2 or lower as defined by ISA S71.04–1985 53[...]

7 Contacting Dell NOTE: If you do not have an active Internet connection, you can find the contact information on your purchase invoice, packing slip, bill, or 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[...]