HP 4250/4350 manual Light Explanation and solution Solid green, Pages in JOB to Staple appears on

Understanding accessory lights for the stacker and stapler/stacker

The following table lists errors that can occur in an accessory (such as the stacker or stapler/ stacker) and that are reported by the accessory lights and on the printer control panel display.

Accessory lights

Light	Explanation and solution
Solid green	● The accessory is receiving power and is
	ready.
	● The stapler is low on staples. STAPLER
	LOW ON STAPLES appears on the printer
	control-panel display. Fewer than 70 staples
	remain in the staple cartridge. Replace the
	staple cartridge. See Loading staples.
	● The number of pages in the job exceeds the
	15-page limit for stapling. TOO MANY
	PAGES IN JOB TO STAPLE appears on
	the printer control-panel display. For jobs
	that have more than 15 pages, staple the
	pages manually.
	● The job contains different paper sizes.
	DIFFERENT PAPER SIZES IN JOB
	appears on the printer control-panel display.
	The stapler cannot align the paper for
	stapling if different paper sizes are in the
	job. If stapling is required, modify the job.
Solid amber	● The accessory is experiencing a hardware
	malfunction. 66.XY.ZZ OUTPUT DEVICE
	FAILURE appears on the printer control-
	panel display. (See the section for this
	message in Interpreting control-panel
	messages.)

ENWW Understanding accessory lights for the stacker and stapler/stacker 169