Bosch Appliances UML-273-90 installation manual Troubleshooting, Problem Solution

60 en Troubleshooting	Bosch High Performance
	HD LED Monitors

8Troubleshooting

Problem	Solution
No image	– Check that the power cord of the
displayed on	monitor is securely connected into the
screen	wall outlet or grounded extension cable
	or strip.
	– Power switch should be in the ON
	position and the LED lit.
	– Check that the Brightness and/or
	Contrast adjustments of the display
	have not been turned down to minimum
	levels.
Display image is	Push the down arrow key to activate the
not centered, is	Auto Adjust function.
too small or too	- or -
large in the PC	Adjust the Frequency and Phase in the PC
mode	OSD submenu.
Vertical or	Push the down arrow key to activate the
horizontal noise	Auto Adjust function.
is present in the	- or -
picture	Adjust the Frequency and Phase in the PC
	OSD submenu.

2013.02 3.0 Installation Manual Bosch Security Systems, Inc.