Extron electronic USP 405 manual Operating problems, Problem, Cause, Solution

Operating problems

The table below shows some common operating problems and their solutions.

Problem	Cause	Solution
No image appears.	The input signal is	Make sure that the input signal is
	incompatible.	the appropriate type and
		frequency for the given input.
	Freeze mode was	Deactivate freeze mode.
	entered when the
	image was black.
	The scaled output	Change the scaled output to a
	rate is too high for	compatible resolution.
	the display.
The image is frozen.	Freeze mode is on.	Deactivate freeze mode.
		If that does not work, unplug the
		power cord from the unit, then
		plug it back in.
The image is flashing.	The scaled output	Change the scaled output to a
	rate is too high for	compatible resolution.
	the display.
The image is green.	The output sync	Turn off sync on green.
	is configured for
	sync on green.
	The RGB/Y, R-Y,	Set the output signal for RGB.
	B-Y ouput is set for
	Y, R-Y, B-Y.
The image is too soft.	The detail/sharp-	Change the detail/sharpness.
	ness level needs to
	be changed.
No color/tint	Color/tint affects	Verify the video format.
picture adjustment.	only composite video
	and S-video.
The USP randomly	An RS-232 cable,	Verify that the RS-232 cable is
switches to an input.	with all pins being	only passing pins 2, 3, and 5.
	passed, is connecting
	the USP to a PC.
The image glitches	The sync of the	Set the refresh rate to another rate.
when a VCR source is	VCR’s output may be
used and the USP is	too unstable for Accu-
set to the “Lock”	RATE Frame Lock
refresh rate.	(AFL).
Various adjustments	One of the test	From the “Test Pattern” submenu
read “Not Available”.	patterns (other than	of the Advanced Configuration
	crop or a film	menu, set the test pattern to “off”
	aspect crop) has	or to a crop pattern.
	been enabled.

USP 405 • Installation and Operation 2-23