Lenovo SL300 manual FRU tests, The following table shows the test for each FRU

FRU tests

The following table shows the test for each FRU.

Table 9. FRU tests

FRU	Applicable test
System board	1.	Diagnostics -->CPU/Coprocessor
	2.	Diagnostics -->Systemboard
Power	Diagnostics -->ThinkPad Devices -->AC Adapter, Battery 1
	(Battery2)
LCD unit	1.	Diagnostics -->Video Adapter
	2.	Interactive Tests -->Video
Modem daughter card	1.	Make sure the modem is set up correctly.
(MDC-1.5)	2.	Replace the modem jack and the modem card in turn, and run
		the following tests in Diagnostics --> Communication:
		a. Conexant Smart Modem Interrupt
		b. Conexant Smart Modem Dialtone
Audio	Enter the BIOS Setup Utility and change Serial ATA (SATA) setting
	to Compatibility, and run Diagnostics -->Other Devices -->
	Analog Devices HDA CODEC Test
Speaker	Interactive Tests -->Internal Speaker
	Note: Once Modem/Audio test is done, the no sound is heard
	this test. In this case, turn off and turn on the computer. Then, run
	this test again.
PC Card slot	Diagnostics -->Systemboard -->PCMCIA
ExpressCard slot	1.	Insert a PCI-Express/USB Wrap card into the ExpressCard slot.
	2.	Turn on the computer.
	3.	Run Diagnostics -->ThinkPad Devices -->ExpressCard slot.
Keyboard	1.	Diagnostics -->Systemboard -->Keyboard
	2.	Interactive Tests -->Keyboard
Hard disk drive	Enter the BIOS Setup Utility and change Serial ATA (SATA) setting
	to Compatibility, and run Diagnostics -->Fixed Disks
Diskette drive	1.	Diagnostics -->Diskette Drives
	2.	Interactive Tests -->Diskette
DVD drive or	1.	Diagnostics -->Other Devices-->Optical Drive
DVD/CD-RW combo	2.	Interactive Tests -->Optical Drive Test
drive
Memory	1.	If two DIMMs are installed, remove one of them and run
		Diagnostics -->PM Memory.
	2.	If the problem does not recur, return the DIMM to its place,
		remove the other one, and run the test again.
Fan	1.	Turn on the computer and check the air turbulence at the
		louver near the PC Card slot.
	2.	Run Diagnostics -->ThinkPad Devices -->Fan.

54ThinkPad SL300 Hardware Maintenance Manual