IBM T 55A manual Connecting, your Monitor, Further, Information, Power, Management, User, controls

For image problems, you may want to run AUTO

SETUP again before consulting to this section. In most cases, AUTO SETUP can fix the problems. See

Auto Setup for the PC on page 7

for details.

Problem	Possible	Suggested Action	Reference
	Cause
		Check that the signal cable	Connecting
	The monitor is	is firmly connected to the
		computer.	your Monitor
	not receiving
Screen is blank		Check that no pins are	section on
	a video signal
		bent in the signal cable	page 4
and power
		connector.
indicator is
Flashing green	Display mode
every 0.5			Further
	of the	Reconfigure the computer
second	computer is		Information
		to use a supported display
	outside the		section on
		mode.
	range of the		page 19
	monitor
Screen is blank		Press any key on the
	The monitor is	keyboard or move the	Power
and power
	in the Power	mouse to restore
indicator is			Management
	Management	operation.
flashing amber			section on
	Suspend or	Check the Power
every 0.5 or 1			page 20
	Off state	Management software on
second
		your computer.
	There are	Select IMAGE LOCK menu	User
Image appears		in the OSD. Then select	controls
	noises in the
to be smeared		MANUAL to adjust FINE/	section on
	video signal
		COARSE settings.	page 14
Image appears	The Color		User
			controls
to be	setting may	Adjust the Color settings.
			section on
discolored	be incorrect
			page 14
A few dots are	The LCD contains over 2,300,000 thin-film
	transistors (TFTs). A small number of
missing,
	missing, discolored, or lighted dots may be
discolored, or
	present on the screen, which is an intrinsic
inappropriately
	characteristic of the TFT LCD technology
lighted.
	and is not an LCD defect.

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