Lenovo TD100X manual Cpu

vFollow the suggested actions in the order in which they are listed in the Action column until the problem is solved.

vSee Chapter 3, “Parts listing, TD100 Types 6398, 6399, 6419, 6429, 4203, and 4206,” on page 25 to determine which components are customer replaceable units (CRU) and which components are field replaceable units (FRU).

vIf an action step is preceded by “(Trained service technician only),” that step must be performed only by a trained service technician.

System-error log message	Action
Serial tamper delay triggered. Possible serial	Information only.
port break-in attempt
System board is over recommended	1.	Make sure that the fans have good airflow and are not
temperature
		obstructed.
	2.	(Trained service technician only) Replace the system board.
System board is under recommended	1.	Make sure that the fans have good airflow and are not
temperature
		obstructed.
	2.	(Trained service technician only) Replace the system board.
System Complex Powered Down	Information only.
System error log full	Clear the current logs.
System is over recommended voltage for +3.3V	1.	Reseat the following components:
		a. Hot-swap power supplies (if any are installed)
		b. (Trained service technician only) Power-supply cables on
		the system board
	2.	(Trained service technician only) Replace the system board.
System is over recommended voltage for 1.5V	1.	Reseat the following components:
CPU
		a. Hot-swap power supplies (if any are installed)
		b. (Trained service technician only) Power-supply cables on
		the system board
	2.	(Trained service technician only) Replace the system board.
System is over recommended voltage on the	(Trained service technician only) Reseat the microprocessor.
VRM
System is under recommended voltage for	1.	Reseat the following components:
+3.3V
		a. Hot-swap power supplies (if any are installed)
		b. (Trained service technician only) Power-supply cables on
		the system board
	2.	(Trained service technician only) Replace the system board.
System is under recommended voltage for 1.5V	1.	Reseat the following components:
CPU
		a. Hot-swap power supplies (if any are installed)
		b. (Trained service technician only) Power-supply cables on
		the system board
	2.	(Trained service technician only) Replace the system board.
System is under recommended voltage on the	(Trained service technician only) Reseat the microprocessor.
VRM
System log 75% full	Clear the current logs.
System log cleared	Information only.
System Memory Error	1.	Reseat the DIMMs.
	2.	Replace the DIMMs.

Chapter 5. Diagnostics 209