Dell SC1430 owner manual Diagnostics Indicator Codes

Diagnostics Indicator Codes

The four diagnostic indicator lights on the system front panel display error codes during system startup. Table 1-4 lists the causes and corrective actions associated with these codes and the power light status before system POST. Table 1-5 lists the causes and possible corrective actions for these codes during POST. A highlighted circle indicates the light is on; a non-highlighted circle indicates the light is off.

Table 1-4. Diagnostic Indicator Codes Before POST

Code	Power	Causes	Corrective Action
	Light

off	No electrical power is
	supplied to the computer.
green	Normal operation
off	Normal off condition; the
	system is connected to an
	electrical outlet.
amber	The BIOS is not executing.

(blinking)

blinking	A possible power supply or
amber	power cable failure has
	occurred.

(blinking)

Connect the computer to a working electrical outlet.

If the problem is still not resolved, see "Getting Help" on page 123.

None

Press the power button to turn the computer on.

If the system does not turn on and the power light is off, see "Getting Help" on page 123.

Ensure that the processor is seated correctly and restart the system. See "Microprocessor" on page 73).

If the problem persists, see "Getting Help" on page 123.

Check the power supply connections and the condition of cables. See "Installing the Power Supply" on page 82.

If the problem persists, see "Getting Help" on page 123.

amber	A possible power supply	Verify that both power supply cables are plugged in
	failure has occurred.	to the system board. See "Installing the Power
(blinking)		Supply" on page 82.
		If the problem persists, see "Getting Help" on
		page 123.
amber	A possible system board	See "Getting Help" on page 123.
	failure has occurred.
(blinking)

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