Table 21. System-diagnostic lights (continued)
Blinking pattern
Amber
2
2
2
2
2
2
3
3
3
3
3
3
White
Problem description
1
2
System board failure (included
BIOS corruption or ROM
3
No memory/RAM detected
4
Memory/RAM failure
5
Invalid memory installed
6
System board/Chipset Error
1
CMOS battery failure
2
PCI or Video card/chip failure
3
BIOS Recovery image not
4
BIOS Recovery image found
5
6
Flash corruption detected by
CPU failure
error)
found
but invalid
Power rail failure
SBIOS.
Suggested resolution
●
Run the Dell Support
Assist/Dell Diagnostics
tool.
●
If problem persists,
replace the system board.
●
Flash latest BIOS version
●
If problem persists,
replace the system board.
●
Confirm that the memory
module is installed
properly.
●
If problem persists,
replace the memory
module.
●
Reset and swap memory
modules among the slots.
●
If problem persists,
replace the memory
module.
●
Reset and swap memory
modules among the slots.
●
If problem persists,
replace the memory
module.
Replace the system board.
●
Reset the main battery
connection.
●
If problem persists,
replace the main battery.
Replace the system board.
●
Flash latest BIOS version
●
If problem persists,
replace the system board.
●
Flash latest BIOS version
●
If problem persists,
replace the system board.
●
EC ran into power
sequencing failure.
●
If problem persists,
replace the system board.
●
Press power button for
over 25 seconds to do
RTC reset. If problem
persists, replace the
system board.
●
Disconnect all power
source (AC, battery, coin
cell) and drain flea power
by pressing and holding
down power button 3~5
Troubleshooting
89