Dell 3450 Manuel du propriétaire Page 49
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Option Description
USB Wake Support Allows you to enable USB devices to wake the system from Standby.
NOTE: This feature is only functional when the AC power adapter is
connected. If the AC power adapter is removed during Standby, the
system setup will remove power from all of the USB ports to
conserve battery power.
• Enable USB Wake Support
Default Setting: The option is disabled.
Wireless Radio Control Allows you to enable or disable the feature that automatically switches
from wired or wireless networks without depending on the physical
connection.
• Control WLAN Radio
Default Setting: The option is disabled.
Wake on LAN/WLAN Allows you to enable or disable the feature that powers on the computer
from the Off state when triggered by a LAN signal.
• Disabled: This option is enabled by default
• LAN Only
• WLAN Only
• LAN or WLAN
• LAN with PXE Boot
Block Sleep This option lets you block entering to sleep (S3 state) in Operating
System environment.
Block Sleep (S3 state) - This option is disabled by default.
Peak Shift This option enables you to minimize the AC power consumption during
the peak power times of day. After you enable this option, your system
runs only in battery even if the AC is attached.
Advanced Battery Charge
Configuration
This option enables you to maximize the battery health. By enabling this
option, your system uses the standard charging algorithm and other
techniques, during the non-work hours to improve the battery health.
Disabled (default)
Primary Battery Charge
Configuration
Allows you to select the charging mode for the battery. The options are:
• Adaptive (Latitude E5250)
• Standard - Fully charges your battery at a standard rate.
• ExpressCharge - The battery charges over a shorter period of time
using Dell’s fast charging technology. This option is enabled by
default.
• Primarily AC use (Latitude E5250)
• Custom (Latitude E5250)
If Custom Charge is selected, you can also configure Custom Charge
Start and Custom Charge Stop.
49
- Dell Latitude 3450 1
- Owner's Manual 1
- Notes, Cautions, and Warnings 2
- Contents 3
- Working on Your Computer 5
- Turning Off Your Computer 6
- Recommended Tools 8
- Removing the Base Cover 8
- Installing the Base Cover 9
- Removing the Battery 10
- Installing the Battery 11
- Removing the Hard Drive 12
- Installing the Hard Drive 14
- Removing the WLAN Card 14
- Installing the WLAN Card 15
- Removing the System Fan 15
- Installing the System Fan 17
- Removing the Keyboard 17
- Installing the Keyboard 19
- Removing the Back Cover 23
- Installing the Back Cover 25
- Removing the Heatsink 26
- Installing the Heatsink 26
- Removing the I/O Board 27
- Installing the I/O Board 27
- Removing the Display Assembly 29
- Removing the Display Bezel 30
- Installing the Display Bezel 32
- Removing the Display Panel 32
- Installing the Display panel 34
- Removing the Display Hinge 34
- Installing the Display Hinge 35
- Removing the Camera 35
- Installing the Camera 36
- Removing the System Board 36
- Installing the System Board 38
- Removing the Speakers 38
- Installing the Speaker 39
- Removing the Power Connector 40
- System Setup 42
- System Setup Options 43
- Table 3. System Configuration 44
- Table 4. Video 45
- Table 5. Security 46
- Table 6. Secure Boot 47
- Table 7. Performance 48
- Table 8. Power Management 48
- Table 9. POST Behavior 50
- Updating the BIOS 51
- System and Setup Password 52
- Diagnostics 54
- Device Status Lights 55
- Battery Status Lights 55
- Specifications 56
- Table 18. Video 57
- Table 19. Camera 57
- Table 20. Communication 57
- Table 22. Display 58
- Table 23. Keyboard 58
- Table 24. Touchpad 59
- Table 25. Battery 59
- Table 26. AC Adapter 59
- Table 27. Physical 60
- Table 28. Environmental 60
- Contacting Dell 61
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