Troubleshooting & faqs, 1 troubleshooting – Philips 227E4LSB-00 User Manual
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8. Troubleshooting & FAQs
8. Troubleshooting & FAQs
8.1 Troubleshooting
This	page	deals	with	problems	that	can	be	
corrected	by	a	user.	If	the	problem	still	persists	
after	you	have	tried	these	solutions,	contact	
Philips	customer	service	representative.
Common Problems
No Picture (Power LED not lit)
• Make sure the power cord is plugged into
the	power	outlet	and	into	the	back	of	the	
monitor.	
• First, ensure that the power button on the
front	of	the	monitor	is	in	the	OFF	position,	
then	press	it	to	the	ON	position.
No Picture (Power LED is White)
•	 Make	sure	the	computer	is	turned	on.	
•	 Make	sure	the	signal	cable	is	properly	
connected to your computer.
• Make sure the monitor cable has no bent
pins	on	the	connect	side.	If	yes,	repair	or	
replace	the	cable.	
• The Energy Saving feature may be activated
Screen says
Attention
Check cable connection
• Make sure the monitor cable is properly
connected	to	your	computer.	(Also	refer	to	
the	Quick	Start	Guide).	
• Check to see if the monitor cable has bent
pins.
• Make sure the computer is turned on.
AUTO button doesn't function
• The auto function is applicable only in
VGA-Analog mode. If the result is not
satisfactory,	you	can	do	manual	adjustments	
via	the	OSD	menu.		
Note
The	Auto	Function	is	not	applicable	in	DVI-
Digital	mode	as	it	is	not	necessary.	
Visible signs of smoke or sparks
•	 Do	not	perform	any	troubleshooting	steps
•	 Disconnect	the	monitor	from	mains	power	
source immediately for safety
• Contact with Philips customer service
representative immediately.
Imaging Problems
Image is not centered
• Adjust the image position using the “Auto”
function in OSD Main Controls.
• Adjust the image position using the Phase/
Clock	of	Setup	in	OSD	Main	Controls.		It	is	
valid	only	in	VGA	mode.	
Image vibrates on the screen
• Check that the signal cable is properly
securely	connected	to	the	graphics	board	
or	PC.	
Vertical flicker appears
• Adjust the image using the “Auto” function
in OSD Main Controls.
• Eliminate the vertical bars using the Phase/
Clock	of	Setup	in	OSD	Main	Controls.	It	is	
valid	only	in	VGA	mode.
Horizontal flicker appears
• Adjust the image using the “Auto” function
in OSD Main Controls.