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Dell Latitude 5420/E5420/E5420m Owner's Manual

Removing the Display Hinges

1. Follow the procedures in

Before Working On Your Computer

2. Remove the

3. Remove the

4. Remove the

5. Remove the

6. Remove the

7. Remove the

8. Remove the

9. Remove the

10. Remove the

11. Remove the

12. Remove the screws that secure the display hinges.

Содержание Inspiron 5420

Страница 1: ...le SIM Card ExpressCard Back Panel Keyboard Trim Keyboard Optical Drive Hard Drive Wireless Local Area Network WLAN Card Wireless Wide Area Network WWAN Card Memory CPU Door Heat Sink Processor Palm Rest LED Board ExpressCard Smart Card PCMCIA Module Bluetooth Card Display Assembly Brackets Modem Card Audio Board System Board Coin Cell Battery Input Output Panel ...

Страница 2: ... Power Connector Modem Connector Thermal Fan Speaker Display Bezel Display Panel Display Hinges Camera Specifications System Setup Diagnostics Contacting Dell P16G 2011 07 A00 ...

Страница 3: ...arnings NOTE A NOTE indicates important information that helps you make better use of your computer CAUTION A CAUTION indicates potential damage to hardware or loss of data if instructions are not followed WARNING A WARNING indicates a potential for property damage personal injury or death ...

Страница 4: ...k to Contents Page Dell Latitude 5420 E5420 E5420m Owner s Manual Working on Your Computer Before Working Inside Your Computer Recommended Tools Turning Off Your Computer After Working Inside Your Computer ...

Страница 5: ...y best practices information see the Regulatory Compliance Homepage at www dell com regulatory_compliance CAUTION Many repairs may only be done by a certified service technician You should only perform troubleshooting and simple repairs as authorized in your product documentation or as directed by the online or telephone service and support team Damage due to servicing that is not authorized by De...

Страница 6: ...omputer cover from being scratched 2 Turn off your computer see Turning Off Your Computer 3 If the computer is connected to a docking device docked such as the optional Media Base or Battery Slice 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 ...

Страница 7: ... an unpainted metal surface such as the metal at the back of the computer While you work periodically touch an unpainted metal surface to dissipate static electricity which could harm internal components 11 Remove any installed ExpressCards or Smart Cards from the appropriate slots ...

Страница 8: ...en click the arrow in the lower right corner of the Start menu as shown below and then click Shut Down In Windows XP Click Start Turn Off Computer Turn Off The computer turns off after the operating system shutdown process is complete 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 opera...

Страница 9: ...Back to Contents Page Dell Latitude 5420 E5420 E5420m Owner s Manual Battery Removing the Battery Installing the Battery ...

Страница 10: ...age Dell Latitude 5420 E5420 E5420m Owner s Manual Removing the Battery 1 Follow the procedures in Before Working On Your Computer 2 Slide the release latches to unlock the battery 3 Remove the battery from the computer ...

Страница 11: ...Related tasks Installing the Battery ...

Страница 12: ... E5420m Owner s Manual Installing the Battery 1 Slide the battery back into the computer The release latches automatically click into the lock position 2 Follow the procedures in After Working Inside Your Computer Related tasks Removing the Battery ...

Страница 13: ... this particular Dell computer Do not use batteries designed for other Dell computers 1 Connect any external devices such as a port replicator battery slice or media base and replace any cards such as an ExpressCard 2 Connect any telephone or network cables to your computer CAUTION To connect a network cable first plug the cable into the network device and then plug it into the computer 3 Replace ...

Страница 14: ...420 E5420 E5420m Owner s Manual Recommended Tools The procedures in this document may require the following tools Small flat blade screwdriver 0 Phillips screwdriver 1 Phillips screwdriver Small plastic scribe Flash BIOS update program CD ...

Страница 15: ...Back to Contents Page Dell Latitude 5420 E5420 E5420m Owner s Manual PC Card Removing the PC Card Installing the PC Card ...

Страница 16: ...Dell Latitude 5420 E5420 E5420m Owner s Manual Removing the PC Card 1 Follow the procedures in Before Working On Your Computer 2 Press in on the PC latch to release the latch 3 Press in on the PC latch to release the PC card ...

Страница 17: ...4 Slide the PC card out of the computer ...

Страница 18: ...Related tasks Installing the PC Card ...

Страница 19: ...ude 5420 E5420 E5420m Owner s Manual Installing the PC Card 1 Push the PC latch to lock it 2 Push the PC card to its slot until it clicks 3 Follow the procedures in After Working Inside Your Computer Related tasks Removing the PC Card ...

Страница 20: ...Back to Contents Page Dell Latitude 5420 E5420 E5420m Owner s Manual Secure Digital SD Card Removing The Secure Digital SD Card Installing The Secure Digital SD Card ...

Страница 21: ...nts Page Dell Latitude 5420 E5420 E5420m Owner s Manual Removing The Secure Digital SD Card 1 Follow the procedures in Before Working On Your Computer 2 Push in on the SD card 3 Slide the SD card out of the computer ...

Страница 22: ...Related tasks Installing The Secure Digital SD Card ...

Страница 23: ...0 E5420 E5420m Owner s Manual Installing The Secure Digital SD Card 1 Slide the SD card into its slot until it clicks into place 2 Follow the procedures in After Working Inside Your Computer Related tasks Removing The Secure Digital SD Card ...

Страница 24: ...ack to Contents Page Dell Latitude 5420 E5420 E5420m Owner s Manual Subscriber Identity Module SIM Card Removing the Subscriber Identity Module SIM Card Installing the Subscriber Identity Module SIM Card ...

Страница 25: ...5420m Owner s Manual Removing the Subscriber Identity Module SIM Card 1 Follow the procedures in Before Working On Your Computer 2 Remove the battery 3 Press and release the SIM card located on the battery wall 4 Slide the SIM card from the computer ...

Страница 26: ...Related tasks Installing the Subscriber Identity Module SIM Card ...

Страница 27: ...20m Owner s Manual Installing the Subscriber Identity Module SIM Card 1 Insert the SIM card into the slot 2 Replace the battery 3 Follow the procedures in After Working Inside Your Computer Related tasks Removing the Subscriber Identity Module SIM Card ...

Страница 28: ...Back to Contents Page Dell Latitude 5420 E5420 E5420m Owner s Manual ExpressCard Removing the ExpressCard Installing the ExpressCard ...

Страница 29: ...ents Page Dell Latitude 5420 E5420 E5420m Owner s Manual Removing the ExpressCard 1 Follow the procedures in Before Working On Your Computer 2 Push in on the ExpressCard 3 Slide the ExpressCard out of the computer ...

Страница 30: ...Related tasks Installing the ExpressCard ...

Страница 31: ...itude 5420 E5420 E5420m Owner s Manual Installing the ExpressCard 1 Insert the ExpressCard into the slot until it clicks into place 2 Follow the procedures in After Working Inside Your Computer Related tasks Removing the ExpressCard ...

Страница 32: ...Back to Contents Page Dell Latitude 5420 E5420 E5420m Owner s Manual Back Panel Removing the Back Panel Installing the Back Panel ...

Страница 33: ...5420 E5420m Owner s Manual Removing the Back Panel 1 Follow the procedures in Before Working On Your Computer 2 Remove the battery 3 Remove the screws that secure the back panel 4 Slide and remove the back panel toward the front of the computer ...

Страница 34: ...Related tasks Installing the Back Panel ...

Страница 35: ...r s Manual Installing the Back Panel 1 Slide the back panel towards the back of the computer 2 Tighten the screws to secure the back panel 3 Replace the battery 4 Follow the procedures in After Working Inside Your Computer Related tasks Removing the Back Panel ...

Страница 36: ...Back to Contents Page Dell Latitude 5420 E5420 E5420m Owner s Manual Keyboard Trim Removing the Keyboard Trim Installing the Keyboard Trim ...

Страница 37: ...de 5420 E5420 E5420m Owner s Manual Removing the Keyboard Trim 1 Follow the procedures in Before Working On Your Computer 2 Remove the battery 3 Pry up the keyboard trim from the bottom edge 4 Pry up the keyboard trim from the top edge ...

Страница 38: ...5 Remove the keyboard trim from the computer ...

Страница 39: ...Related tasks Installing the Keyboard Trim ...

Страница 40: ...he top of the palm rest 2 Press along the top edge to latch on the tabs 3 Work your way around the sides and bottom edge of the keyboard trim 4 Press the keyboard trim down along all the edges until it clicks into place 5 Replace the battery 6 Follow the procedures in After Working Inside Your Computer Related tasks Removing the Keyboard Trim ...

Страница 41: ...Back to Contents Page Dell Latitude 5420 E5420 E5420m Owner s Manual Keyboard Removing the Keyboard Installing the Keyboard ...

Страница 42: ... 5420 E5420 E5420m Owner s Manual Removing the Keyboard 1 Follow the procedures in Before Working On Your Computer 2 Remove the battery 3 Remove the keyboard trim 4 Remove the screws that secure the keyboard to the front of the computer ...

Страница 43: ...5 Flip the computer and remove the screws that secure the keyboard to the computer 6 Flip the keyboard ...

Страница 44: ...7 Disconnect the keyboard data cable from the computer ...

Страница 45: ...8 Remove the keyboard from the computer ...

Страница 46: ...9 Disconnect and remove the cable from the keyboard ...

Страница 47: ...Related tasks Installing the Keyboard ...

Страница 48: ...ack of the keyboard 3 Replace the tape to secure the keyboard data cable to the back of the keyboard 4 Replace the keyboard on the palm rest to align with the screw holes 5 Tighten the keyboard screws 6 Flip the keyboard and tighten the screws 7 Replace the keyboard trim 8 Replace the battery 9 Follow the procedures in After Working Inside Your Computer Related tasks Removing the Keyboard ...

Страница 49: ...Back to Contents Page Dell Latitude 5420 E5420 E5420m Owner s Manual Optical Drive Removing the Optical Drive Installing the Optical Drive ...

Страница 50: ...the Optical Drive 1 Follow the procedures in Before Working On Your Computer 2 Remove the battery 3 Remove the back panel 4 Remove the screw that secures the optical drive to the computer 5 Push the screw tab away from the computer to release the optical drive from the drive bay ...

Страница 51: ...6 Remove the optical drive from the computer ...

Страница 52: ...Related tasks Installing the Optical Drive ...

Страница 53: ...Slide the optical drive into the drive bay on the right side of the computer 2 Tighten the screw on the back of the computer to secure the optical drive 3 Replace the back panel 4 Replace the battery 5 Follow the procedures in After Working Inside Your Computer Related tasks Removing the Optical Drive ...

Страница 54: ...Back to Contents Page Dell Latitude 5420 E5420 E5420m Owner s Manual Hard Drive Removing the Hard Drive Installing the Hard Drive ...

Страница 55: ...de 5420 E5420 E5420m Owner s Manual Removing the Hard Drive 1 Follow the procedures in Before Working On Your Computer 2 Remove the battery 3 Remove the back panel 4 Remove the screws that secure the hard drive bracket to the computer ...

Страница 56: ...5 Use the tab to pull the hard drive bracket upward and remove it from the computer 6 Remove the hard drive bracket screws ...

Страница 57: ...7 Disconnect the bracket from the hard drive ...

Страница 58: ...8 Disconnect the hard drive connector from the hard drive ...

Страница 59: ...Related tasks Installing the Hard Drive Assembly ...

Страница 60: ...ive 3 Tighten the hard drive bracket screws to ensure that the bracket is correctly aligned and holding the hard drive 4 Slide the hard drive into the bay towards the connector on the system board 5 Tighten the screws to secure the hard drive 6 Replace the back panel 7 Replace the battery 8 Follow the procedures in After Working Inside Your Computer Related tasks Removing the Hard Drive Assembly ...

Страница 61: ... to Contents Page Dell Latitude 5420 E5420 E5420m Owner s Manual Wireless Local Area Network WLAN Card Removing the Wireless Local Area Network WLAN Card Installing The Wireless Local Area Network WLAN Card ...

Страница 62: ...5420 E5420 E5420m Owner s Manual Removing the Wireless Local Area Network WLAN Card 1 Follow the procedures in Before Working On Your Computer 2 Remove the battery 3 Remove the back panel 4 Disconnect the antenna cables from the WLAN card ...

Страница 63: ...5 Remove the screw that secures the WLAN card to system board 6 Remove the WLAN card ...

Страница 64: ...Related tasks Installing the Wireless Local Area Network WLAN Card ...

Страница 65: ...e WLAN card into its slot 2 Tighten the screw to secure the WLAN card to the computer 3 Connect the antenna cables according to the color code on the WLAN card 4 Replace the back panel 5 Replace the battery 6 Follow the procedures in After Working Inside Your Computer Related tasks Removing the Wireless Local Area Network WLAN Card ...

Страница 66: ...k to Contents Page Dell Latitude 5420 E5420 E5420m Owner s Manual Wireless Wide Area Network WWAN Card Removing the Wireless Wide Area Network WWAN Card Installing The Wireless Wide Area Network WWAN Card ...

Страница 67: ...5420 E5420 E5420m Owner s Manual Removing the Wireless Wide Area Network WWAN Card 1 Follow the procedures in Before Working On Your Computer 2 Remove the battery 3 Remove the back panel 4 Disconnect the antenna cables from the WWAN card ...

Страница 68: ...5 Remove the screw that secures the WWAN card to the system board 6 Remove the WWAN card ...

Страница 69: ...Related tasks Installing the Wireless Wide Area Network WWAN card ...

Страница 70: ...e WWAN card into its slot 2 Tighten the screw to secure the WWAN card to the computer 3 Connect the antenna cables according to the color code on the WWAN card 4 Replace the back panel 5 Replace the battery 6 Follow the procedures in After Working Inside Your Computer Related tasks Removing the Wireless Wide Area Network WWAN Card ...

Страница 71: ...Back to Contents Page Dell Latitude 5420 E5420 E5420m Owner s Manual Memory Removing the Memory Module Installing the Memory Module ...

Страница 72: ... Latitude 5420 E5420 E5420m Owner s Manual Removing the Memory Module 1 Follow the procedures in Before Working On Your Computer 2 Remove the battery 3 Remove the back panel 4 Pry the retention clips away from the memory module ...

Страница 73: ...5 Remove the memory module from the computer Related tasks Installing The Memory Module ...

Страница 74: ...odule 1 Insert the memory module into the slot in the computer 2 Press down the memory module until the retention clips secure the memory module 3 Replace the back panel 4 Replace the battery 5 Follow the procedures in After Working Inside Your Computer Related tasks Removing the Memory Module ...

Страница 75: ...Back to Contents Page Dell Latitude 5420 E5420 E5420m Owner s Manual CPU Door Removing the CPU Door Installing the CPU Door ...

Страница 76: ...Latitude 5420 E5420 E5420m Owner s Manual Removing the CPU Door 1 Follow the procedures in Before Working On Your Computer 2 Remove the battery 3 Remove the back panel 4 Remove the screws that secure the CPU door to the computer ...

Страница 77: ...5 Remove the CPU door Related tasks Installing the CPU Door ...

Страница 78: ...lling the CPU Door 1 Slide the CPU door downwards and towards the back of the computer 2 Tighten the screws to secure the CPU door 3 Replace the back panel 4 Replace the battery 5 Follow the procedures in After Working Inside Your Computer Related tasks Removing the CPU Door ...

Страница 79: ...Back to Contents Page Dell Latitude 5420 E5420 E5420m Owner s Manual Heat Sink Removing The Heat Sink Installing the Heat Sink ...

Страница 80: ... Latitude 5420 E5420 E5420m Owner s Manual Removing The Heat Sink 1 Follow the procedures in Before Working On Your Computer 2 Remove the battery 3 Remove the back panel 4 Remove the CPU door 5 Loosen the screws on the heat sink ...

Страница 81: ...6 Lift the heat sink and remove it from the computer Related tasks Installing The Heat Sink ...

Страница 82: ...e screws as per the numerical sequence on the heat sink module Ensure that the heat sink is correctly aligned and seated over the processor 2 Replace the CPU door 3 Replace the back panel 4 Replace the battery 5 Follow the procedures in After Working Inside Your Computer Related tasks Removing the Heat Sink ...

Страница 83: ...Back to Contents Page Dell Latitude 5420 E5420 E5420m Owner s Manual Processor Removing the Processor Installing the Processor ...

Страница 84: ...0m Owner s Manual Removing the Processor 1 Follow the procedures in Before Working On Your Computer 2 Remove the battery 3 Remove the back panel 4 Remove the CPU door 5 Remove the heat sink 6 Rotate the processor cam screw in counter clockwise direction ...

Страница 85: ...7 Remove the processor Related tasks Installing the Processor ...

Страница 86: ...l Installing the Processor 1 Insert the processor into the processor socket 2 Replace the heat sink 3 Replace the CPU door 4 Replace the back panel 5 Replace the battery 6 Follow the procedures in After Working Inside Your Computer Related tasks Removing the Processor ...

Страница 87: ...Back to Contents Page Dell Latitude 5420 E5420 E5420m Owner s Manual Palm Rest Removing the Palm Rest Installing the Palm Rest ...

Страница 88: ...oving the Palm Rest 1 Follow the procedures in Before Working On Your Computer 2 Remove the battery 3 Remove the back panel 4 Remove the keyboard trim 5 Remove the keyboard 6 Remove the optical drive 7 Remove the CPU door 8 Remove the screws from the bottom of the computer ...

Страница 89: ...9 Flip the computer and remove the screws from the back of the computer ...

Страница 90: ...10 Disconnect the following cables from the computer power button cable fingerprint cable touchpad cable ...

Страница 91: ...11 Lift up the left edge of the palm rest assembly ...

Страница 92: ...12 Release the tabs on the right edge of the palm rest assembly ...

Страница 93: ...13 Remove the palm rest assembly from the computer ...

Страница 94: ...Related tasks Installing the Palm Rest ...

Страница 95: ...ect the following cables to the system board power button cable fingerprint cable touchpad cable 4 Tighten the screws to secure the palm rest 5 Flip the computer over and tighten the screws to secure the palm rest 6 Replace the CPU door 7 Replace the keyboard 8 Replace the keyboard trim 9 Replace the optical drive 10 Replace the back panel 11 Replace the battery 12 Follow the procedures in After W...

Страница 96: ...Back to Contents Page Dell Latitude 5420 E5420 E5420m Owner s Manual LED Board Removing the LED Board Installing the LED Board ...

Страница 97: ...ard 1 Follow the procedures in Before Working On Your Computer 2 Remove the battery 3 Remove the back panel 4 Remove the keyboard trim 5 Remove the keyboard 6 Remove the optical drive 7 Remove the CPU door 8 Remove the palm rest 9 Remove the screw that secures the LED board to the computer ...

Страница 98: ...10 Disconnect the LED board cable from the system board connector ...

Страница 99: ...11 Remove the LED board ...

Страница 100: ...Related tasks Installing the LED Board ...

Страница 101: ... the cable to the system board 3 Tighten the screw to secure the LED board 4 Replace the palm rest 5 Replace the CPU door 6 Replace the keyboard 7 Replace the keyboard trim 8 Replace the optical drive 9 Replace the back panel 10 Replace the battery 11 Follow the procedures in After Working Inside Your Computer Related tasks Removing the LED Board ...

Страница 102: ...k to Contents Page Dell Latitude 5420 E5420 E5420m Owner s Manual ExpressCard Smart Card PCMCIA Module Removing the ExpressCard Smart Card PCMCIA Module Installing the ExpressCard Smart Card PCMCIA Module ...

Страница 103: ...ule 1 Follow the procedures in Before Working On Your Computer 2 Remove the battery 3 Remove the back panel 4 Remove the keyboard trim 5 Remove the keyboard 6 Remove the optical drive 7 Remove the CPU door 8 Remove the palm rest 9 Remove the screws that secure the ExpressCard Smart Card PCMCIA module to the computer ...

Страница 104: ...10 Disconnect the cage from the system board connector ...

Страница 105: ...11 Remove the ExpressCard Smart Card PCMCIA module ...

Страница 106: ...Related tasks Installing the ExpressCard Smart Card PCMCIA Module ...

Страница 107: ...the connector on the system board 2 Tighten the screws to secure the ExpressCard Smart Card PCMCIA module 3 Replace the palm rest 4 Replace the CPU door 5 Replace the keyboard trim 6 Replace the keyboard 7 Replace the optical drive 8 Replace the back panel 9 Replace the battery 10 Follow the procedures in After Working Inside Your Computer Related tasks Removing the ExpressCard Smart Card PCMCIA M...

Страница 108: ...Back to Contents Page Dell Latitude 5420 E5420 E5420m Owner s Manual Bluetooth Card Removing the Bluetooth Card Installing the Bluetooth Card ...

Страница 109: ...ooth Card 1 Follow the procedures in Before Working On Your Computer 2 Remove the battery 3 Remove the back panel 4 Remove the keyboard trim 5 Remove the keyboard 6 Remove the optical drive 7 Remove the CPU door 8 Remove the palm rest 9 Disconnect the Bluetooth cable from the system board ...

Страница 110: ...10 Remove the screw that secures the Bluetooth card ...

Страница 111: ...11 Remove the Bluetooth card ...

Страница 112: ...12 Disconnect the Bluetooth cable from the Bluetooth card ...

Страница 113: ...Related tasks Installing the Bluetooth Card ...

Страница 114: ...he Bluetooth module in the computer 3 Connect the Bluetooth cable to the system board 4 Replace the palm rest 5 Replace the CPU door 6 Replace the keyboard 7 Replace the keyboard trim 8 Replace the optical drive 9 Replace the back panel 10 Replace the battery 11 Follow the procedures in After Working Inside Your Computer Related tasks Removing the Bluetooth Card ...

Страница 115: ...Back to Contents Page Dell Latitude 5420 E5420 E5420m Owner s Manual Display Assembly Removing the Display Assembly Installing the Display Assembly ...

Страница 116: ...w the procedures in Before Working On Your Computer 2 Remove the battery 3 Remove the back panel 4 Remove the keyboard trim 5 Remove the keyboard 6 Remove the optical drive 7 Remove the hard drive 8 Remove the CPU door 9 Remove the palm rest 10 Disconnect the antenna cables connected to the WLAN WWAN cards ...

Страница 117: ...11 Remove the antenna cables from the routing channels ...

Страница 118: ...12 Disconnect the low voltage differential LVDS and the camera cables ...

Страница 119: ...13 Remove the screws that secure the display assembly to the computer ...

Страница 120: ...14 Remove the display assembly ...

Страница 121: ...Related tasks Installing the Display Assembly ...

Страница 122: ...e system board connector 5 Push the antenna cables through the opening of the bottom of the computer 6 Secure the antenna cables to the routing channels 7 Connect the antenna cables to the WLAN WLAN cards 8 Replace the palm rest 9 Replace the CPU door 10 Replace the keyboard 11 Replace the keyboard trim 12 Replace the hard drive 13 Replace the optical drive 14 Replace the back panel 15 Replace the...

Страница 123: ...Back to Contents Page Dell Latitude 5420 E5420 E5420m Owner s Manual Brackets Removing the Support Brackets Installing the Support Brackets ...

Страница 124: ...ow the procedures in Before Working On Your Computer 2 Remove the battery 3 Remove the back panel 4 Remove the keyboard trim 5 Remove the keyboard 6 Remove the optical drive 7 Remove the CPU door 8 Remove the palm rest 9 Remove the display assembly 10 Remove the screws that secure the right support bracket ...

Страница 125: ...11 Remove the right support bracket ...

Страница 126: ...12 Remove the screws that secure the left support bracket ...

Страница 127: ...13 Remove the left support bracket ...

Страница 128: ...Related tasks Installing the Support Brackets ...

Страница 129: ...support bracket in the computer 4 Tighten the screws to secure the left support bracket 5 Replace the display assembly 6 Replace the palm rest 7 Replace the LED board 8 Replace the CPU door 9 Replace the keyboard 10 Replace the keyboard trim 11 Replace the optical drive 12 Replace the back panel 13 Replace the battery 14 Follow the procedures in After Working Inside Your Computer Related tasks Rem...

Страница 130: ...Back to Contents Page Dell Latitude 5420 E5420 E5420m Owner s Manual Modem Card Removing the Modem Card Installing the Modem Card ...

Страница 131: ...e Working On Your Computer 2 Remove the battery 3 Remove the back panel 4 Remove the keyboard trim 5 Remove the keyboard 6 Remove the optical drive 7 Remove the hard drive 8 Remove the CPU door 9 Remove the palm rest 10 Remove the display assembly 11 Remove the support brackets 12 Remove the screw that secures the modem card ...

Страница 132: ...13 Lift the modem card to disengage from the connector on the back of the card ...

Страница 133: ...14 Disconnect the modem cable from the modem ...

Страница 134: ...15 Remove the modem card ...

Страница 135: ...Related tasks Installing the Modem Card ...

Страница 136: ...d to the connector on the I O panel 3 Replace the support brackets 4 Replace the display assembly 5 Replace the palm rest 6 Replace the CPU door 7 Replace the keyboard 8 Replace the keyboard trim 9 Replace the optical drive 10 Replace the back panel 11 Replace the battery 12 Follow the procedures in After Working Inside Your Computer Related tasks Removing the Modem Card ...

Страница 137: ...Back to Contents Page Dell Latitude 5420 E5420 E5420m Owner s Manual Audio Board Removing the Audio Board Installing the Audio Board ...

Страница 138: ... the procedures in Before Working On Your Computer 2 Remove the battery 3 Remove the back panel 4 Remove the keyboard trim 5 Remove the keyboard 6 Remove the optical drive 7 Remove the CPU door 8 Remove the palm rest 9 Remove the Bluetooth card 10 Disconnect the audio board cables from the system board ...

Страница 139: ...11 Remove the screw that secures the audio board to the computer ...

Страница 140: ...12 Remove the audio board ...

Страница 141: ...Related tasks Installing the Audio Board ...

Страница 142: ...the audio board 3 Connect the audio cables to the system board 4 Replace the Bluetooth card 5 Replace the palm rest 6 Replace the CPU door 7 Replace the keyboard 8 Replace the keyboard trim 9 Replace the optical drive 10 Replace the back panel 11 Replace the battery 12 Follow the procedures in After Working Inside Your Computer Related tasks Removing the Audio Board ...

Страница 143: ...Back to Contents Page Dell Latitude 5420 E5420 E5420m Owner s Manual System Board Removing the System Board Installing the System Board ...

Страница 144: ...6 Remove the memory 7 Remove the keyboard trim 8 Remove the keyboard 9 Remove the optical drive 10 Remove the hard drive 11 Remove the wireless local area network WLAN 12 Remove the wireless wide area network WWAN 13 Remove the CPU door 14 Remove the heat sink 15 Remove the processor 16 Remove the palm rest 17 Remove the ExpressCard Smart Card PCMCIA module 18 Remove the display assembly 19 Remove...

Страница 145: ...22 Disconnect the following cables from the system board thermal fan cable speaker cable audio board cable bluetooth cable ...

Страница 146: ...23 Remove the screws that secure the system board ...

Страница 147: ...24 Lift the edge of the system board to disconnect it from the input output I O panel ...

Страница 148: ...25 Release the system board from the port connectors ...

Страница 149: ...26 Remove the system board ...

Страница 150: ...Related tasks Installing the System Board ...

Страница 151: ...udio board cable bluetooth cable 5 Replace the support brackets 6 Replace the LED board 7 Replace the display assembly 8 Replace the ExpressCard Smart Card PCMCIA module 9 Replace the palm rest 10 Replace the processor 11 Replace the heat sink 12 Replace the CPU door 13 Replace the wireless wide area network WWAN 14 Replace the wireless local area network WLAN 15 Replace the hard drive 16 Replace ...

Страница 152: ...23 Replace the battery 24 Follow the procedures in After Working Inside Your Computer Related tasks Removing the System Board ...

Страница 153: ...Back to Contents Page Dell Latitude 5420 E5420 E5420m Owner s Manual Coin Cell Battery Removing the Coin Cell Battery Installing the Coin Cell Battery ...

Страница 154: ...emory 7 Remove the keyboard trim 8 Remove the keyboard 9 Remove the optical drive 10 Remove the hard drive 11 Remove the wireless wide area network WWAN 12 Remove the wireless local area network WLAN 13 Remove the CPU door 14 Remove the heat sink 15 Remove the processor 16 Remove the palm rest 17 Remove the ExpressCard Smart Card PCMCIA module 18 Remove the display assembly 19 Remove the LED board...

Страница 155: ...23 Pry and remove the coin cell battery ...

Страница 156: ...Related tasks Installing the Coin Cell Battery ...

Страница 157: ... rest 8 Replace the processor 9 Replace the heat sink 10 Replace the CPU door 11 Replace the wireless local area network WLAN 12 Replace the wireless wide area network WWAN 13 Replace the hard drive 14 Replace the optical drive 15 Replace the keyboard 16 Replace the keyboard trim 17 Replace the memory 18 Replace the back panel 19 Replace the secure digital SD card 20 Replace the subscriber identit...

Страница 158: ...Back to Contents Page Dell Latitude 5420 E5420 E5420m Owner s Manual Input Output Panel Removing The Input Output I O Panel Installing the Input Output I O Panel ...

Страница 159: ... memory 7 Remove the keyboard trim 8 Remove the keyboard 9 Remove the optical drive 10 Remove the hard drive 11 Remove the wireless local area network WLAN 12 Remove the wireless wide area network WWAN 13 Remove the CPU door 14 Remove the heat sink 15 Remove the processor 16 Remove the palm rest 17 Remove the ExpressCard Smart Card PCMCIA module 18 Remove the display assembly 19 Remove the LED boa...

Страница 160: ...23 Remove the I O panel ...

Страница 161: ...Related tasks Installing The Input Output I O Panel ...

Страница 162: ...e the palm rest 9 Replace the processor 10 Replace the heat sink 11 Replace the CPU door 12 Replace the wireless local area network WLAN 13 Replace the wireless wide area network WWAN 14 Replace the hard drive 15 Replace the optical drive 16 Replace the keyboard 17 Replace the keyboard trim 18 Replace the memory 19 Replace the back panel 20 Replace the secure digital SD card 21 Replace the subscri...

Страница 163: ...Back to Contents Page Dell Latitude 5420 E5420 E5420m Owner s Manual Power Connector Removing the Power Connector Installing the Power Connector ...

Страница 164: ... 7 Remove the keyboard trim 8 Remove the keyboard 9 Remove the optical drive 10 Remove the hard drive 11 Remove the wireless local area network WLAN 12 Remove the wireless wide area network WWAN 13 Remove the CPU door 14 Remove the heat sink 15 Remove the processor 16 Remove the palm rest 17 Remove the ExpressCard Smart Card PCMCIA module 18 Remove the display assembly 19 Remove the LED board 20 R...

Страница 165: ...23 Remove the power connector ...

Страница 166: ...Related tasks Installing the Power Connector ...

Страница 167: ...alm rest 8 Replace the processor 9 Replace the heat sink 10 Replace the CPU door 11 Replace the wireless wide area network WWAN 12 Replace the wireless local area network WLAN 13 Replace the hard drive 14 Replace the optical drive 15 Replace the keyboard 16 Replace the keyboard trim 17 Replace the memory 18 Replace the back panel 19 Replace the secure digital SD card 20 Replace the subscriber iden...

Страница 168: ...Back to Contents Page Dell Latitude 5420 E5420 E5420m Owner s Manual Modem Connector Removing the Modem Connector Installing the Modem Connector ...

Страница 169: ...m 8 Remove the keyboard 9 Remove the optical drive 10 Remove the hard drive 11 Remove the wireless local area network WLAN 12 Remove the wireless wide area network WWAN 13 Remove the CPU door 14 Remove the heat sink 15 Remove the processor 16 Remove the palm rest 17 Remove the ExpressCard Smart Card PCMCIA module 18 Remove the display assembly 19 Remove the LED board 20 Remove the modem card 21 Re...

Страница 170: ...25 Remove the modem connector ...

Страница 171: ...Related tasks Installing the Modem Connector ...

Страница 172: ...MCIA module 9 Replace the palm rest 10 Replace the processor 11 Replace the heat sink 12 Replace the CPU door 13 Replace the wireless local area network WLAN 14 Replace the wireless wide area network WWAN 15 Replace the hard drive 16 Replace the optical drive 17 Replace the keyboard 18 Replace the keyboard trim 19 Replace the memory 20 Replace the back panel 21 Replace the secure digital SD card 2...

Страница 173: ...Back to Contents Page Dell Latitude 5420 E5420 E5420m Owner s Manual Thermal Fan Removing the Thermal Fan Installing the Thermal Fan ...

Страница 174: ...ard trim 8 Remove the keyboard 9 Remove the optical drive 10 Remove the hard drive 11 Remove the wireless local area network WLAN 12 Remove the wireless wide area network WWAN 13 Remove the CPU door 14 Remove the heat sink 15 Remove the processor 16 Remove the palm rest 17 Remove the ExpressCard Smart Card PCMCIA module 18 Remove the display assembly 19 Remove the LED board 20 Remove the support b...

Страница 175: ...23 Remove the screw that secures the thermal fan ...

Страница 176: ...24 Remove the thermal fan ...

Страница 177: ...Related tasks Installing the Thermal Fan ...

Страница 178: ...ressCard Smart Card PCMCIA module 9 Replace the palm rest 10 Replace the processor 11 Replace the heat sink 12 Replace the CPU door 13 Replace the wireless local area network WLAN 14 Replace the wireless wide area network WWAN 15 Replace the hard drive 16 Replace the optical drive 17 Replace the keyboard 18 Replace the keyboard trim 19 Replace the memory 20 Replace the back panel 21 Replace the se...

Страница 179: ......

Страница 180: ...Back to Contents Page Dell Latitude 5420 E5420 E5420m Owner s Manual Speaker Removing the Speakers Installing the Speakers ...

Страница 181: ... 8 Remove the keyboard 9 Remove the optical drive 10 Remove the hard drive 11 Remove the wireless local area network WLAN 12 Remove the wireless wide area network WWAN 13 Remove the CPU door 14 Remove the heat sink 15 Remove the processor 16 Remove the palm rest 17 Remove the ExpressCard Smart Card PCMCIA module 18 Remove the display assembly 19 Remove the LED board 20 Remove the support brackets ...

Страница 182: ...25 Remove the speaker cables from the routing channels ...

Страница 183: ...26 Remove the speakers ...

Страница 184: ...Related tasks Installing the Speakers ...

Страница 185: ...sCard Smart Card PCMCIA module 11 Replace the palm rest 12 Replace the processor 13 Replace the heat sink 14 Replace the CPU door 15 Replace the wireless local area network WLAN 16 Replace the wireless wide area network WWAN 17 Replace the hard drive 18 Replace the optical drive 19 Replace the keyboard 20 Replace the keyboard trim 21 Replace the keyboard trim and keyboard 22 Replace the memory 23 ...

Страница 186: ...Related tasks Removing the Speakers ...

Страница 187: ...Back to Contents Page Dell Latitude 5420 E5420 E5420m Owner s Manual Display Bezel Removing the Display Bezel Installing the Display Bezel ...

Страница 188: ...0 E5420m Owner s Manual Removing the Display Bezel 1 Follow the procedures in Before Working On Your Computer 2 Remove the battery 3 Pry up the bottom edge of the display bezel 4 Work your way around the sides and the top edge of the display bezel ...

Страница 189: ...5 Remove the display bezel ...

Страница 190: ...Related tasks Installing the Display Bezel ...

Страница 191: ...ce the display bezel on the computer 2 From the top edge press downward on the display bezel to engage the tabs om all the edges 3 Work your way around the side and the bottom edge 4 Replace the battery 5 Follow the procedures in After Working Inside Your Computer Related tasks Removing the Display Bezel ...

Страница 192: ...Back to Contents Page Dell Latitude 5420 E5420 E5420m Owner s Manual Display Panel Removing the Display Panel Installing the Display Panel ...

Страница 193: ...l Latitude 5420 E5420 E5420m Owner s Manual Removing the Display Panel 1 Follow the procedures in Before Working On Your Computer 2 Remove the battery 3 Remove the display bezel 4 Remove the screws that secure the display panel ...

Страница 194: ...5 Disconnect the low voltage differential signaling LVDS cable from the back of the display panel 6 Remove the display panel from the display assembly ...

Страница 195: ...7 Remove the screws that secure the display brackets to the display panel and remove the brackets ...

Страница 196: ...Related tasks Installing the Display Panel ...

Страница 197: ...s to secure the display panel 3 Connect the low voltage differential signaling LVDS cable to the back of the display panel 4 Place the display panel in the display cover 5 Tighten the screws to secure the display panel 6 Replace the display bezel 7 Replace the battery 8 Follow the procedures in After Working Inside Your Computer Related tasks Removing the Display Panel ...

Страница 198: ...Back to Contents Page Dell Latitude 5420 E5420 E5420m Owner s Manual Display Hinges Removing the Display Hinges Installing the Display Hinges ...

Страница 199: ...e Working On Your Computer 2 Remove the battery 3 Remove the back panel 4 Remove the keyboard trim 5 Remove the keyboard 6 Remove the optical drive 7 Remove the CPU door 8 Remove the palm rest 9 Remove the display assembly 10 Remove the display bezel 11 Remove the display panel 12 Remove the screws that secure the display hinges ...

Страница 200: ...13 Remove the display hinges from the display assembly ...

Страница 201: ...14 Separate the display hinge towers from the hinges ...

Страница 202: ...15 Remove the hinge caps from the display hinges ...

Страница 203: ...Related tasks Installing the Display Hinges ...

Страница 204: ...ay cover 5 Replace the antenna cables into the right hinge tower 6 Replace the right hinge on the display cover 7 Tighten the screw to secure the display hinges 8 Replace the display panel 9 Replace the display bezel 10 Replace the display assembly 11 Replace the palm rest 12 Replace the CPU door 13 Replace the optical drive 14 Replace the keyboard 15 Replace the keyboard trim 16 Replace the back ...

Страница 205: ...Back to Contents Page Dell Latitude 5420 E5420 E5420m Owner s Manual Camera Removing the Camera Module Installing the Camera Module ...

Страница 206: ...titude 5420 E5420 E5420m Owner s Manual Removing the Camera Module 1 Follow the procedures in Before Working On Your Computer 2 Remove the battery 3 Remove the display bezel 4 Remove the display panel 5 Disconnect the camera cable ...

Страница 207: ...6 Loosen the screw that secures the camera module 7 Lift and remove the camera module ...

Страница 208: ...Related tasks Installing the Camera Module ...

Страница 209: ...the camera module on the display cover 2 Tighten the screw to secure the camera 3 Connect the camera cable to the camera module 4 Replace the display panel 5 Replace the display bezel 6 Replace the battery 7 Follow the procedures in After Working Inside Your Computer Related tasks Removing the Camera Module ...

Страница 210: ...Back to Contents Page Dell Latitude 5420 E5420 E5420m Owner s Manual Specifications Technical Specifications ...

Страница 211: ... the configuration of your computer click Start Help and Support and select the option to view information about your computer System Information Chipset Latitude 5420 E5420 5520 E5520 Intel HM65 Express chipset Latitude E5420m E5520m Intel GM45 Express chipset DRAM bus width 64 bit Flash EPROM SPI 32 Mbits PCIe Gen1 bus 100 MHz Processor Types Latitude 5420 E5420 5520 E5520 Intel Core i3 i5 i7 se...

Страница 212: ...titude 5420 E5420 5520 E5520 DDR3 SDRAM 1333 MHz Latitude E5420m E5520m DDR3 SDRAM 1066 MHz Minimum memory 1 GB Maximum memory 8 GB NOTE Only 64 bit operating systems support more than 4 GB memory Audio Type two channel high definition audio Controller 92HD90B Stereo Conversion 24 bit analog to digital and digital to analog ...

Страница 213: ...tor Speakers 1 5 W stereo Internal speaker amplifier 1 5 W mono Volume controls media buttons for Media control Video Type Intel UMA video Data bus integrated video Video controller Latitude 5420 E5420 5520 E5520 Intel HD Graphics Intel HD Graphics 3000 Latitude E5420m E5520m Intel GM45 Output 15 pin video connector ...

Страница 214: ...eless wide area network WWAN and Bluetooth wireless support Ports and Connectors Audio microphone connector stereo headphone speakers connector Video 15 pin VGA connector Network adapter RJ 45 connector USB three 4 pin USB 2 0 compliant connectors one eSATA USB 2 0 compliant connector Memory card reader 5 in 1 memory card reader Display ...

Страница 215: ... definition WLED Active area X Y Latitude 5420 E5420 E5420m 309 60 mm 173 90 mm Latitude 5520 E55420 E5520m 344 20 mm 193 50 mm Dimensions Height Latitude 5420 E5420 E5420m 192 50 mm 7 57 inches Latitude 5520 E55420 E5520m 210 00 mm 8 27 inches Width Latitude 5420 E5420 E5420m 324 00 mm 12 75 inches Latitude 5520 E55420 E5520m 360 00 mm 14 17 inches ...

Страница 216: ...de 5420 E5420 E5420m 344 6 mm 14 00 inches Latitude 5520 E55420 E5520m 396 24 mm 15 60 inches Maximum resolution Latitude 5420 E5420 E5420m HD 1366 x 768 at 262 K colors HD 1600 x 900 at 262 K colors Latitude 5520 E55420 E5520m HD 1366 x 768 at 263 K colors FHD 1920 x 1080 at 262 K colors Typical Brightness 200 nits ...

Страница 217: ... 40 Vertical 10 30 Pixel pitch Latitude 5420 E5420 E5420m HD 0 2265 mm x 0 2265 mm HD 0 1935 mm x 0 1935 mm Latitude 5520 E55420 E5520m HD 0 2520 mm x 0 2520 mm FHD 0 1935 mm x 0 1935 mm Keyboard Number of keys United States 86 keys United Kingdom 87 keys Brazil 87 keys and Japan 90 keys ...

Страница 218: ...m ion Dimensions Height 4 6 and 9 cell 20 00 mm 0 79 inch Width 4 and 6 cell 208 00 mm 8 18 inches 9 cell 214 00 mm 8 43 inches Depth 4 and 6 cell 48 08 mm 1 89 inches 9 cell 71 79 mm 2 83 inches Weight 4 cell 240 00 g 0 53 lb 6 cell 344 73 g 0 76 lb 9 cell 508 20 g 1 12 lb Voltage 4 cell 14 8 VDC 6 and 9 cell 11 1 VDC ...

Страница 219: ...e storage temperatures with 100 charge NOTE The battery pack is also capable of withstanding storage temperatures from 20 C to 60 C with no degradation in its performance Coin cell battery 3 V CR2032 lithium coin cell AC Adapter Input voltage 100 VAC to 240 VAC Input current maximum 1 5 A 1 6 A or 1 7 A Input frequency 50 Hz to 60 Hz Output power 65 W or 90 W ...

Страница 220: ...idth 66 00 mm 2 60 inches 70 00 mm 2 76 inches Length 127 00 mm 5 00 inches 147 00 mm 5 79 inches 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 Physical Height Latitude 5420 E5420 E5420m 29 90 mm to 32 50 mm 1 18 inches to 1 28 inches Latitude 5520 E5520 E5520m 30 20 mm to 33 20 mm 1 19 inches to 1 31 inches Width ...

Страница 221: ...es Latitude 5520 E5520 E5520m 251 00 mm 9 88 inches Weight Latitude 5420 E5420 E5420m 2 27 kg 5 00 lb Latitude 5520 E5520 2 54 kg 5 60 lb Latitude E5520m 2 63 kg 5 80 lb Environmental Temperature Operating 0 C to 35 C 32 F to 95 F Storage 40 C to 65 C 40 F to 149 F Relative humidity maximum Operating 10 to 90 noncondensing Storage 5 to 95 noncondensing ...

Страница 222: ...Altitude maximum Operating 15 20 m to 3048 m 50 ft to 10 000 ft Non Operating 15 20 m to 10 668 m 50 ft to 35 000 ft Airborne contaminant level G1 or lower as defined by ISA S71 04 1985 ...

Страница 223: ...Back to Contents Page Dell Latitude 5420 E5420 E5420m Owner s Manual System Setup Overview Entering System Setup System Setup Options ...

Страница 224: ...after you add change or remove any hardware in your computer set or change a user selectable option such as the user password read the current amount of memory or set the type of hard drive installed CAUTION Unless you are an expert computer user do not change the settings for this program Certain changes can cause your computer to work incorrectly ...

Страница 225: ... prompt appears press F2 immediately NOTE The F2 prompt indicates that the keyboard has initialized This prompt can appear very quickly so you must watch for it to display and then press F2 If you press F2 before you are prompted this keystroke will be lost 4 If you wait too long and the operating system logo appears continue to wait until you see the Microsoft Windows desktop Then shut down your ...

Страница 226: ...ed devices the items listed in this section may or may not appear General System Information This section lists the primary hardware features of your computer System Information Memory Information Processor Information Device Information Battery Information Displays the battery status and the type of AC adapter connected to the computer ...

Страница 227: ...D DVD CD RW Drive Onboard NIC Cardbus NIC Boot List Option Allows you to change the boot list option Legacy UEFI Date Time Allows you to change the date and time System Configuration Integrated NIC Allows you to configure the integrated network controller The options are Disabled Enabled Enabled w PXE Enabled w ImageServer Default Setting Enabled w PXE ...

Страница 228: ...ons are Disabled Alert Only ASF 2 0 DASH ASF 2 0 Default Setting Disabled Serial Port Identifies and defines the serial port settings You can set the serial port to Disabled Auto COM1 COM2 COM3 COM4 NOTE The operating system may allocate resources even though the setting is disabled ...

Страница 229: ...d AT PS2 ECP DMA1 DMA3 Default Setting AT Serial Port Allows you to configure the integrated serial port The options are Disabled COM1 COM2 COM3 COM4 Default Setting COM1 SATA Operation Allows you to configure the internal SATA hard drive controller The options are Disabled ATA AHCI Default Setting AHCI ...

Страница 230: ...oller Diasabe USB Mass Storage Dev Disable USB Controller Default Setting Enable USB Controller SMART Reporting Allows you to activate the Self Monitoring Analysis and Reporting Technology SMART Default Setting Disabled Diskette Drive Allows you to activate the diskette drives The options are Disabled Enabled Default Setting Disabled ...

Страница 231: ...ll Protection External USB Port Microphone Camera You can also enable or disable Media Card and 1394 together Default Setting All devices are enabled Keyboard illumination Allows you to configure the keyboard illumination feature The options are Disabled Level is 25 Level is 50 Level is 50 Levels is 100 Default Setting Level is 75 ...

Страница 232: ...llows you to set the display brightness depending up on the power source On Battery and On AC NOTE The Video setting will only be visible when a video card is installed into the system Security Admin Password Allows you to set change or delete the administrator admin password NOTE You must set the admin password before you set the system or hard drive password ...

Страница 233: ...atically deletes the system password and the hard drive password NOTE Successful password changes take effect immediately Default Setting Not set System Password Allows you to set change or delete the system password NOTE Successful password changes take effect immediately Default Setting Not set ...

Страница 234: ...Bypass Allows you to enable or disable the permission to bypass the System and the Internal HDD password when they are set The options are Disabled Reboot bypass Default Setting Disabled 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 ...

Страница 235: ... not selected OROM Keyboard Access Allows you to set an option to enter the Option ROM Configuration screens using hotkeys during boot The options are Enable One Time Enable Disable Default Setting Enable TPM Security Allows you to enable the Trusted Platform Module TPM during POST Default Setting The option is disabled ...

Страница 236: ...ble the feature and no further changes will be allowed Default Setting Deactivate CPU XD Support Allows you to enable the Execute Disable mode of the processor Default Setting Enable CPU XD Support Non Admin Setup Changes Allows you to determine whether changes to the setup options are allowed when an Administrator Password is set If disabled the setup options are locked by the admin password ...

Страница 237: ...strator password is set Default Setting Enable Admin Setup Lockout is not selected Performance Multi Core Support This field specifies whether the process will have one or all cores enabled The performance of some applications will improve with the additional cores This option is enabled by default Allows you to enable or disable multi core support for the processor The options are All 1 2 Default...

Страница 238: ...l SpeedStep C States Control Allows you to enable or disable the additional processor sleep states Default Setting The options C states C3 C6 Enhanced C states and C7 options are enabled Limit CPUID Allows you to limit the maximum value the processor Standard CPUID Function will support Default Setting Enable CPUID ...

Страница 239: ...ble Intel TurboBoost Hyper Thread Control Allows you to enable or disable the HyperThreading in the processor Default Setting Enabled Power Management AC Behavior Allows you to enable or disable the computer from turning on automatically when an AC adapter is connected Default Setting Wake on AC is not selected ...

Страница 240: ...em 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 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...

Страница 241: ...d by a LAN signal Default Setting Disabled ExpressCharge Allows you to enable or disable the ExpressCharge feature The options are Standard ExpressCharge Default Setting Standard Charger Behavior Allows you to enable or disable the battery charger The options are Disabled Enabled Default Setting Enabled POST Behavior ...

Страница 242: ...Default Setting Enable Adapter Warnings Mouse Touchpad Allows you to define how the system handles mouse and touch pad input The options are Serial Mouse PS2 Mouse Toushpad PS 2 Mouse Default Setting Touchpad Mouse 2 Numlock Enable Allows you to enable the Numlock option when the computer boots Default Setting Enable Network ...

Страница 243: ...ck key is used to simulate the Fn key feature Default Setting Enable Fn Key Emulation POST HotKeys Allows you enable the sign on screen message display indicating the keystroke sequence to access the System Setup option menu Default Setting Enable F12 Boot Option Menu Fastboot Allows to set the option to speed up the boot process The options are Minimal Thorough Auto Default Setting Thorough ...

Страница 244: ...ation Technology Wireless Wireless Switch Allows to set the wireless devices that can be controlled by the wireless switch The options are WWAN WLAB Bluetooth Default Setting All the options are selected Wireless Device Enable Allows you to enable or disable the wireless devices Maintenance Service Tag Displays the Service Tag of your computer ...

Страница 245: ...e SERR message mechanism This option is not set by default Some graphics cards require that the SERR message mechanism be disabled System Logs BIOS Events Allows you to view and clear the System Setup BIOS POST events DellDiag Events Allows you to view and clear the DellDiag events Thermal Events Allows you to view and clear the Thermal events ...

Страница 246: ...Power Events Allows you to view and clear the Power events BIOS Progress Events Allows you to view and clear the BIOS Progress Events ...

Страница 247: ...Back to Contents Page Dell Latitude 5420 E5420 E5420m Owner s Manual Diagnostics Diagnostics ...

Страница 248: ...nction right click the icon in the system tray and select Disable Bluetooth Radio If the computer is connected to an electrical outlet the battery light operates as follows Alternately blinking amber light and blue light An unauthenticated or unsupported non Dell AC adapter is attached to your laptop Alternately blinking amber light with steady blue light Temporary battery failure with AC adapter ...

Страница 249: ...Turns on when the numeric keypad is enabled Turns on when the Caps Lock function is enabled Turns on when the Scroll Lock function is enabled ...

Страница 250: ...Back to Contents Page Dell Latitude 5420 E5420 E5420m Owner s Manual Contacting Dell Contacting Dell ...

Страница 251: ... 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 1 Visit support dell com 2 Select your support category 3 If you are not a U S customer select your country code at the bottom of the page or select All to see more choices 4 Sel...

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