Lenovo X301 manual Contents

Contents

About this manual	. v		Symptom-to-FRU index		.	62
			Numeric error codes		.	62
Safety information	.	1	Error messages		.	66
General safety	.	2	Beep symptoms		.	67
			No-beep symptoms		.	67
Electrical safety	.	3
			LCD-related symptoms		.	68
Safety inspection guide	.	5
			Intermittent problems		.	69
Handling devices that are sensitive to electrostatic
			Undetermined problems		.	69
discharge	.	6
Grounding requirements	.	6	Status indicators		.	71
Safety notices (multilingual translations) . . . .	.	7
Laser compliance statement (multilingual			Fn key combinations		.	73
translations)	.	28
Important service information	39		FRU replacement notices		.	77
Strategy for replacing FRUs	.	39	Screw notices		.	77
Strategy for replacing a hard disk drive . . .	.	40	Retaining serial numbers		.	78
Important notice for replacing a system board .	. 40		Restoring the serial number of the system unit			78
How to use error message	.	40	Retaining the UUID		.	78
Strategy for replacing FRUs for CTO, CMV, and			Reading or writing the ECA information . .		. 79
GAV. . . . . . . . . . . . . . . . . 41
Product definition	.	41	Removing and replacing a FRU . . .		. 81
FRU identification for CTO, CMV, and GAV			Before servicing ThinkPad X301		.	82
products	.	41
			1010	Battery pack	.	83
General checkout	43		1020	Optical drive or second battery or travel cover		84
			1030	Solid state drive (SSD) or hard disk drive
What to do first	.	44	(HDD)		.	85
Checkout guide	.	45	1040	DIMM	.	87
Diagnostics using PC-Doctor for DOS . . .	. 45		1050	PCI Express Mini Card for wireless LAN . .	. 89
Lenovo ThinkVantage Toolbox (Lenovo System			1060	Wireless USB adapter or Intel Turbo Memory
Toolbox)	.	48	Minicard		.	92
PC-Doctor for Windows	.	48	1070	Keyboard	.	95
PC-Doctor for Rescue and Recovery . . . .	.	49	1080	Backup battery	.	99
FRU tests	.	50	1090	PCI Express Mini Card for wireless WAN .	.	100
Power system checkout	. 52		1100 Palm rest or palm rest with fingerprint reader			102
Checking the AC adapter	.	52	1110 Bluetooth daughter card (BDC-2) . . . .		. 104
Checking operational charging	.	52	1120 Keyboard bezel		.	105
Checking the battery pack	. 53		1130 Audio FPC and audio sub card		. 108
Checking the backup battery	.	53	1140 Speaker assembly		.	110
Related service information	55		1150 LCD assembly		.	111
			1160 VGA cable and DC-in connector . . . .		. 114
Restoring the factory contents by using Product			1170 System board, fan, and base cover assembly			116
Recovery discs	.	55	2010	LCD bezel assembly	.	122
Restoring the factory contents by using Recovery			2020	LCD panel and LCD cable	. 123
Disc Set	.	56	2030	Integrated camera	.	127
Passwords	.	57	2040 Antenna assembly		.	128
Power-on password	.	57	2050	Hinge L and hinge R	.	131
Hard-disk password	. 57		2060	LED sub card, LED cable and LCD cover
Supervisor password	.	58	assembly		.	133
How to remove the power-on password . . . . 58			Locations		135
How to remove the hard-disk password . . .	. 59
Power management	.	60	Front view		.	135
Screen blank mode	.	60	Rear view		.	136
Sleep (Standby) mode	.	60	Bottom view		.	136
Hibernation mode	.	61

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