Troubleshooting For Warning; Ink Low; Maintenance Tank Full Warning; Maintenance Request - Epson Stylus Pro 7600 Service Manual

EPSON Stylus Pro 7600/9600

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

Item
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

Item
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.
Troubleshooting
Table 3-25.
Description
Table 3-26.
Description

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.
Bit Request object
Life of discharged ink
0
tank
1 CR life
Continue nozzle check
2
error
3 Battery shutoff
White dot detector
4
AGC error
5 Head unit
6 Cleaning unit
7 Date is not set
8 Battery pressure
9 Reserved
:
31 Reserved
Note : In Stylus Pro 7600/9600, Bit0, Bit2, Bit4 are also treated as Reserve.
Error Display
Table 3-27.
Cause How to recover errors
*
Execute CR motor
Reciprocating time of CR has
initialization in
reached predetermined amount.
Maintenance mode 2.
*
Replace RTC backup
RTC backup battery shutoff
battery.
*
Execute head unit life
Shot time has reached
initialization in
predetermined amount.
Maintenance mode 2.
Execute cleaning unit life
Pump counter has reached
initialization in
predetermined amount.
Maintenance mode 2
Set with RTC initialization
Date is not set.
in Maintenance mode 2.
RTC backup battery pressure is
Wait for a while
low temporarily
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