Wi-Fi Power Cycle - Dell Inspiron 5676 Service Manual

Power LED state
Solid Amber
Blinking Amber
Solid White
Blinking White
The computer POST (Power On Self Test) ensures that it meets the basic computer requirements and the hardware is working
appropriately before the boot process begins. If the computer passes the POST, the computer continues to start in a normal mode.
However, if the computer fails the POST, the computer emits a series of LED codes during the start-up. The system LED is integrated on
the Power button.
The following table shows different light patterns and what they indicate.
Table 8. Jumper settings
Jumper
JMP1

Wi-Fi power cycle

If your computer is unable to access the internet due to Wi-Fi connectivity issues a Wi-Fi power cycle procedure may be performed. The
following procedure provides the instructions on how to conduct a Wi-Fi power cycle:
NOTE: Some ISPs (Internet Service Providers) provide a modem/router combo device.
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.
118 Troubleshooting
Function
Service mode
Password
CMOS
Description
• Power is pff (S5)
Boot failure: This is a system fault error condition, including the
power supply. Only the +5VSB rail on the power supply is working
correctly.
Boot Failure: The computer is receiving electrical power, and power
supplied by the power supply is normal. A device might be
malfunctioning or incorrectly installed. Refer to the table below for
Amber Blinking Pattern diagnostics suggestion and possible
failures.
System is in S0 state, the normal power state of a functioning
machine.
System is in a low power state, either S1 or S3. This does not
indicate a fault condition.
Operation
1 - 2 Short: Disable
1 - 2 Open: Default
3 - 4 Short: Default
3 - 4 Open: Clear
5 - 6 Short: Clear
5 - 6 open: Default