Diagnostic light codes
Problem description
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
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.
2. Turn off the modem.
3. Turn off the wireless router.
4. Wait for 30 seconds.
5. Turn on the wireless router.
6. Turn on the modem.
7. Turn on your computer.
114
Troubleshooting
Summary of Contents for Latitude 5310
Page 1: ...Dell Latitude 5310 Service Manual Regulatory Model P97G Regulatory Type P97G002 ...
Page 42: ...2 Route the speaker cable through the routing guides 42 Disassembly and reassembly ...
Page 63: ...9 Release the coin cell battery from the palmrest Disassembly and reassembly 63 ...
Page 66: ...3 Place the coin cell battery into its slot on the plamrest 66 Disassembly and reassembly ...
Page 76: ...3 Seat the system chassis on the display assembly 76 Disassembly and reassembly ...
Page 89: ...3 Reroute the smart card reader cable Disassembly and reassembly 89 ...
Page 93: ...Disassembly and reassembly 93 ...
Page 100: ...100 Disassembly and reassembly ...
