Epson 9600, 7600 service manual Troubleshooting for Warning, Ink Low, Maintenance tank full warning

EPSON Stylus Pro 7600/9600 Revision A

3.2.3 Troubleshooting for Warning

Warnings warn users the occurrences of corresponding events by replacing “READY” or “PRINTING” messages into each warning messages on LCD. But it gives no effect to any other operations. The warning messages will never cleared until the cause is resolved.

3.2.3.1 Ink Low

	Table 3-25.
Item	Description
LCD PANEL	INK LOW
MESSAGE
LED STATUS	Corresponding INK OUT LED blinks
Explanation	The warring occurs if CSIC detects “Near End”.
Recovery	Replace the ink cartridge with new one.

3.2.3.2 Maintenance tank full warning
	Table 3-26.
Item	Description
LCD PANEL	MAINTENANCE TANK ALMOST FULL
MESSAGE
LED STATUS	Maintenance tank LED blinks
Explanation	The warring occurs when the maintenance tank is almost full.
Recovery	Replace the maintenance tank with new one.

3.2.3.3 Maintenance request

†LCD PANEL MESSAGE “MAINTENANCE REQ. nnnn”

NOTE: The code “nnnn” designates the unit to be maintained.

†Maintenance request type

The acquired value with applying exclusive OR process to bits designated as the following table is displayed on nnnn in hexadecimal form.

Table 3-27.

Bit	Request object	Cause	How to recover errors
0	Life of discharged ink	*	-
	tank
		Reciprocating time of CR has	Execute CR motor
1	CR life		initialization in
		reached predetermined amount.
			Maintenance mode 2.
2	Continue nozzle check	*	-
	error
3	Battery shutoff	RTC backup battery shutoff	Replace RTC backup
			battery.
4	White dot detector	*	-
	AGC error
		Shot time has reached	Execute head unit life
5	Head unit		initialization in
		predetermined amount.
			Maintenance mode 2.
		Pump counter has reached	Execute cleaning unit life
6	Cleaning unit		initialization in
		predetermined amount.
			Maintenance mode 2
7	Date is not set	Date is not set.	Set with RTC initialization
			in Maintenance mode 2.
8	Battery pressure	RTC backup battery pressure is	Wait for a while
		low temporarily
9	Reserved	-	-
:
31	Reserved	-	-
Note	: In Stylus Pro 7600/9600, Bit0, Bit2, Bit4 are also treated as Reserve.

Troubleshooting Error Display 132