
Solid white
— Power adapter is connected and the battery has more than 5 percent charge.
Amber
— Computer is running on battery and the battery has less than 5 percent charge.
Off
●
Power adapter is connected and the battery is fully charged.
●
Computer is running on battery and the battery has more than 5 percent charge.
●
Computer is in sleep state, hibernation, or turned off.
The power and battery-status light blinks amber along with beep codes indicating failures.
For example, the power and battery-status light blinks amber two times followed by a pause, and then blinks white three times
followed by a pause. This 2,3 pattern continues until the computer is turned off indicating no memory or RAM is detected.
The following table shows different power and battery-status light patterns and associated problems.
Table 3. LED codes
Diagnostic light codes
Problem description
2,1
Processor failure
2,2
System board: BIOS or ROM (Read-Only Memory) failure
2,3
No memory or RAM (Random-Access Memory) detected
2,4
Memory or RAM (Random-Access Memory) failure
2,5
Invalid memory installed
2,6
System-board or chipset error
2,7
Display failure
2,8
LCD power rail failure. Replace system board and LCD
3,1
Coin-cell battery failure
3,2
PCI, video card/chip failure
3,3
Recovery image not found
3,4
Recovery image found but invalid
3,5
Power-rail failure
3,6
System BIOS Flash incomplete
3,7
Management Engine (ME) error
Camera status light:
Indicates whether the camera is in use.
●
Solid white — Camera is in use.
●
Off — Camera is not in use.
Caps Lock status light:
Indicates whether Caps Lock is enabled or disabled.
●
Solid white — Caps Lock enabled.
●
Off — Caps Lock disabled.
WiFi power cycle
About this task
If your computer is unable to access the internet due to WiFi connectivity issues a WiFi power cycle procedure may be
performed. The following procedure provides the instructions on how to conduct a WiFi power cycle:
NOTE:
Some ISPs (Internet Service Providers) provide a modem/router combo device.
Steps
1. Turn off your computer.
Troubleshooting
121
Содержание Latitude 5300
Страница 1: ...Dell Latitude 5300 Service Manual 1 Regulatory Model P97G Regulatory Type P97G001 June 2020 Rev A02 ...
Страница 25: ...3 Lift and remove the base cover away from the computer Disassembly and reassembly 25 ...
Страница 27: ...3 Press the edges and sides of the base cover until it snaps into place Disassembly and reassembly 27 ...
Страница 28: ...4 Tighten the eight captive screws to secure the base cover to the computer 28 Disassembly and reassembly ...
Страница 45: ...5 Lift and remove the speakers away from the palmrest Disassembly and reassembly 45 ...
Страница 47: ...2 Route the speaker cable through the routing guides Disassembly and reassembly 47 ...
Страница 52: ...3 Connect the system fan cable to the connector on the system board 52 Disassembly and reassembly ...
Страница 68: ...3 Connect the touchpad button board cable to the connector on the touchpad board 68 Disassembly and reassembly ...
Страница 72: ...9 Release the coin cell battery from the palmrest 72 Disassembly and reassembly ...
Страница 75: ...3 Place the coin cell battery into its slot on the plamrest Disassembly and reassembly 75 ...
Страница 85: ...3 Seat the system chassis on the display assembly Disassembly and reassembly 85 ...
Страница 92: ...4 Adhere the adhesive tape securing the keyboard and the smartcard board 92 Disassembly and reassembly ...
Страница 98: ...3 Reroute the smart card reader cable 98 Disassembly and reassembly ...
Страница 102: ...102 Disassembly and reassembly ...
Страница 109: ...Disassembly and reassembly 109 ...