HP Pro 4300 C9H70UT C9H70UT#ABA manual Tray was installed with Use the control panel to

Table 41. Alphabetical printer messages (continued)

Message	Description	Action
TRAY XX SIZE=	A tray was installed with the	1. Use the control panel to
<XXXX SIZE>	standard/custom switch set to	select the appropriate custom
For help press	“custom”, or with the paper guides	paper size. Press the
	in a non-standard configuration.	SELECT ( ) button.
	The printer is prompting you to	2. If the media used is Letter,
	use the control panel to specify a	A4, Executive, B5 JIS, A5, or
	predefined non-standard paper	Legal sized, the tray switch
	size, a ”custom” paper size, or an	should be set to “standard.”
	“any custom” or an “any” size	Set the tray switch to
	setting. (The user’s software	”custom” for all other media
	program defines the “any custom”	sizes. The tray switch must
	and “any” size settings.)	be set to custom before the
		size can be selected at the
		control panel.
		3. Print a configuration page
		and verify that the tray size
		settings match the actual tray
		settings. If the settings do not
		match, verify that the tray size
		sensors are properly
		functioning. If they are not,
		replace the media-size
		sensors (SW102, SW801, or
		SW1). See figure 213 on
		page 336, figure 217 on page
		340, or figure 220 on page
		343. Verify that the sensor
		“fingers” inside the tray are
		engaging the tray sensor
		correctly. See “Tray 2, 500-,
		1,500-sheet feeder media
		size detection” on page 83.

Q2431-90912 Chapter 7 Troubleshooting 271