Zebra Technologies GX430t, GX420t manual Power On Modes

90

Troubleshooting Feed Button Modes

Power On Modes

Wi th the pri nter power on and top cover closed, press and hol d the Feed button for several seconds. The green status LED wi ll f lash a number of ti mes in sequence. The explanation at the ri ght (Acti on) shows what happens when you release the key after the start specifi c number of fl ashes and before the next flash sequence starts.

Flash Sequence	Action
	Configuration Status - Pri nts a detail ed pri nter conf iguration status label . The l abel can be
*	used to verif y printing, assist pri nter to com puter communi cation confi guration,
	mai ntenance, troubl eshooting, and hel p us wi th customer care communi cations.
	Standard Media Calibration - The pri nter detects and sets medi a type and medi a length,
*	and it adjusts the medi a sensors for optim al perform ance with the i nstal led m edia. The
	pri nter wil l f eed one to f our labels.
**
	Note: Users familiar with the Zebra EPL desktop printer use this Feed mode to replace
	power-up AutoSensing calibration.
	Serial Port Configuration - Applies only to printers with serial interface ports.
*	To reset the com muni cati on param eters. Press and release the Feed button whil e the LED
	rapi dly fl ashes amber and green.
**
	For autobaud synchroni zati on: Send the ^XA^XZ com mand sequence to the pri nter whi le
***
	the LED rapidl y f lashes amber and green. When the printer and host are synchronized, the
	LED changes to soli d green. NOTE: No labels wil l print during autobaud synchroni zati on.
*	Factory Defaults - Resets the printer to the def ault factory settings and modes. See the
	confi gurati on label for a li st of the pri mary settings affected by thi s Feed Mode option.
**
	Other setti ngs are exclusi vely set, vi ewed and control led by programming are also reset.
***
	The printer then perf orms a standard medi a cal ibration.
****
*	Print Width Adjustment - Prints a successi on boxes starti ng at the mi nim um pri nt width
	and endi ng i n the pri nter’s m axim um print width i n 4mm i ncrem ents. Press the Feed button
**
	once when the pri nter has reached the desired m axim um print wi dth. Note that the printer
***
	dri ver and appl ications can overri de thi s setti ng.
****
*****
*	Print Darkness (Density) Adjustment - Prints a succession of bar code simul ati on
	patterns starting at the m ini mum darkness (pri nt densi ty/heat) and ending i n the printer’s
**
	maxi mum darkness in i ncrem ents of f our (4) usi ng the ZPL darkness setting range val ues.
***
	Press the Feed button once the pattern i s clear and legi ble. Do not continue to increase the
****	darkness setting. Bar code li ne wi dths m ay become distorted reducing readabil ity. Note
*****	that the printer dri ver and appl ications can overri de thi s setti ng.
******
*	Manual Media Calibration - The pri nter runs extensi ve tests to detect and set medi a type
	and medi a length, and then it adjusts the m edia sensors for optimal perf orm ance wi th the
**
	install ed medi a. Manual cal ibration i s recom mended whenever you are usi ng pre-printed
***
	medi a, pri nt on the liner or i f the printer wil l not correctly auto cali brate. A graphical
****	profi le of the m edia sensi ng wil l print. See Manual Calibration on page 85 f or m ore detai ls
*****
	and consi derations.
******
*******

If the Feed button remains pressed after a 8-flash sequence, the printer exits the configuration mode when the Feed button is released.

980612-001 Rev. A GX420t / GX430t User Guide 12/14/07