IBM 1400 (2611) manual Peripheral Device-Related Symptoms

Symptom/Error			FRU/Action		in	Sequence
Battery		fuel-gauge	Ÿ	Remove		battery		pack	and	let
doesn't go higher				it	cool		for 2	hours.
than	90%.		Ÿ	Refresh			battery (continue
				using battery until power off,
				then charge the battery).
			Ÿ	Battery pack
			Ÿ	DC/DC charger
			Ÿ	System board
System	configuration		Ÿ	Enter		BIOS Utility			and
does	not	match the		execute			"Load	Setup	Default
installed		devices.		Settings";			then	reboot the
				system.
			Ÿ	Reconnect hard
				disk/diskette/CD-ROM/DVD-ROM
				drive		connector.
System	hangs		Ÿ	Hard
intermittently.				disk/diskette/CD-ROM/DVD-ROM
				drive		connector
			Ÿ	Fan
			Ÿ	System board

Peripheral Device-Related Symptoms

Symptom/Error			FRU/Action		in	Sequence
External	display	doesŸ		Press Fn+F9 ,				LCD/CRT/Both
not work	correctly.			display			switching.
			Ÿ	System board
Printer	problems.		Ÿ	Run printer self-test.
			Ÿ	Printer driver
			Ÿ	Printer cable
			Ÿ	Ensure that "Parallel Port"							in
				the "Onboard Devices Config-
				uration" menu of the BIOS
				Utility			is	correctly set.
			Ÿ	System board
Serial or parallel portŸ				Device driver
device	problems.		Ÿ	Device cable
			Ÿ	Device
			Ÿ	Ensure that "Serial Port" and
				"Parallel			Port"		in	the
				"Onboard			Devices			Configura-
				tion"		menu		of	the	BIOS Utility
				is	correctly				set.
			Ÿ	System board

130 ThinkPad i Series 1400 HMM