Epson R310 Maintenance Functions, Function Item Purpose Adjustment Outline Tool Used Media

EPSON Stylus Photo R300/R310					Revision A
		Table 3-1. Adjustment Items
	Function Item	Purpose	Method Outline	Tool	Used Media
	First Dot	This adjustment is made to correct the First Dot Position in the	Select and execute this function in the exclusive servicing program.	Exclusive	Plain paper
	Adjustment	CR main scanning direction.	Enter the correction value in the program using the rule position of the	servicing	(A4)
			print pattern as a reference. The correction value is saved to the	program
			specific EEPROM address on the Main Board.
items
	Offset Input for	When the Main Board, CR Motor or PSB/PSE Board is changed	Select and execute this function in the exclusive servicing program to	Exclusive	Non-target
Adjustment	CR Motor	individually, this adjustment is made to write the maximum	save the offset into the EEPROM.	servicing
	Calorific	offset to prevent the occurrence of damage to the motor at the		program
	Limitation	time of CR Motor heat generation.
		However, when the CR Guide Shaft is changed together with
		the above part, this adjustment is made to measure the
		manufacturing variations of the CR Motor and PSB/PSE Board,
		utilize the motor capability to the maximum for motor heat
		generation control, and prevent the motor from being damaged
		by CR Motor heat generation.
		Table 3-2. Maintenance Functions
	Function Item	Purpose	Adjustment Outline	Tool	Used Media
	Head Cleaning	This function is used to execute Cleaning efficiently when ink is	Select this function in the exclusive servicing program, and execute	Exclusive	Non-target
		not delivered from the Head properly, e.g. dot missing or	CL 3.	servicing
		skewed injection. This function is used together with the Nozzle		program
		Check Pattern to confirm the Cleaning effects.
	Ink Charge	This function is used to drain the Shipping Liquid in the ASP	Select this function in the exclusive servicing program, and execute	Exclusive	Non-target
		Print Head flow path and simultaneously fill ink in the head	the ink sucking operation equivalent to the Initial Charge.	servicing
items		flow path to make all nozzles printable and stabilize the ink in		program
		the Print Head.
Maintenance	Waste Ink Pad	This function is used after repair to read the Waste Ink Counter,	Select this function in the exclusive servicing program, read/display	Exclusive	Non-target
	Counter	and if the value is close to the predetermined near-end value or	the current data from the specific EEPROM address on the Main	servicing
		end value, to recommend Pad replacement to the user in order to	Board, and check whether the current counter value is close to the	program
		prevent the repaired printer from being returned again for repair	upper limit or not.
		in a short time. The reset function is used to reset the Waste Ink	For the reset function, select this function in the exclusive servicing
		Counter from the exclusive program after Waste Ink Pad	program after Waste Ink Pad replacement, and reset the corresponding
		replacement.	data at the specific address in the EEPROM on the Main Board.
	EEPROM Data	This function is used to read the above necessary information	Select this function in the exclusive servicing program, and read the	Exclusive	Non-target
	Copy	from the EEPROM of the faulty Main Board using the D4	data from the faulty board. After that, change the Main Board and then	servicing
		function to reduce the auxiliary adjustment items at the time of	write the read data to a new board.	program
		Board replacement.

ADJUSTMENT Adjustment Items and Overview 81