Service Manual
Page 9
... restart the computer. NOTE: The next steps change the boot sequence for the option you want to answer questions periodically. Custom Test Tests a specific device. Diagnostics Dell Precision™ T5500 Service Manual Dell Diagnostics Power Button Light Codes Diagnostic Light Codes Pre-POST Diagnostic Light Patterns POST Diagnostic Light Patterns Beep Codes Dell Diagnostics When to run.
... restart the computer. NOTE: The next steps change the boot sequence for the option you want to answer questions periodically. Custom Test Tests a specific device. Diagnostics Dell Precision™ T5500 Service Manual Dell Diagnostics Power Button Light Codes Diagnostic Light Codes Pre-POST Diagnostic Light Patterns POST Diagnostic Light Patterns Beep Codes Dell Diagnostics When to run.
Service Manual
Page 10
... Pb0b Pb0c Pb1 Light Pattern ( 1 2 3 4 ) Light Description 1- Off 2- Off 3- Off 4- Off 3- System plugged in your computer. Errors Displays error conditions encountered, error codes, and the problem description. Parameters The Dell Diagnostics obtains configuration information for more information about the system state, but legacy power light states are labeled 2, 3, and 4, as you are running...
... Pb0b Pb0c Pb1 Light Pattern ( 1 2 3 4 ) Light Description 1- Off 2- Off 3- Off 4- Off 3- System plugged in your computer. Errors Displays error conditions encountered, error codes, and the problem description. Parameters The Dell Diagnostics obtains configuration information for more information about the system state, but legacy power light states are labeled 2, 3, and 4, as you are running...
Service Manual
Page 11
... 3- Blink 2- Off 3- Blink 3- Green 4- Off 1- This is in device creating a short on a plug-in progress. Reserved Reserved Reserved Reserved POST Diagnostic Light Patterns All POST codes except S0 are accompanied by a plug-in progress or a CPU failure was detected. 1- Off 3- Off 2- Off 3- Off 3- Off 3- Green 4-... System is in progress or PCI device failure was detected and the system is not green, see Pre-POST Diagnostic Light Patterns. Solid MEM Memory Memory subsystem configuration activity is in Recovery Mode BIOS checksum failure was detected. Off...
... 3- Blink 2- Off 3- Blink 3- Green 4- Off 1- This is in device creating a short on a plug-in progress. Reserved Reserved Reserved Reserved POST Diagnostic Light Patterns All POST codes except S0 are accompanied by a plug-in progress or a CPU failure was detected. 1- Off 3- Off 2- Off 3- Off 3- Off 3- Green 4-... System is in progress or PCI device failure was detected and the system is not green, see Pre-POST Diagnostic Light Patterns. Solid MEM Memory Memory subsystem configuration activity is in Recovery Mode BIOS checksum failure was detected. Off...