Epson Stylus Pro 7700 Service Manual page 141

Epson Stylus Pro 7700/7710/7700M/7710M/7900/7910/9700/9710/9900/9910/WT7900/WT7910/9890/9908/7890/7908
Error Details
Error Code
Failed Part Error Name
Holder Ink
Holder ink pad error
1430
Pad
1431 Ink Selector Ink selector life error
IC cover unlock
1434 IC Cover
error
Waste ink Maintenance tank
1438
related error
1439 Cap Cap error
143A Cap Overload error
Cap Over speed error
143B
Cap Reversing error
143C
Driving time-out
Cap
143D
error
TROUBLE SHOOTING
Description
The number of replacement counter of the ink cartridges has reached
the specified life. (the life of the waste ink pad attached to the ink
cartridge holder)
The number of operation counter of the Ink Selector has reached the
specified life.
The IC Cover can not be opened.
A Maintenance Tank for a wrong destination has been installed.
The home position of the Cap is not detected.
The electric current flowing when driving the motor is irregularly large.
Encoder cable is damaged.
Motor cable is damaged.
Irregular load
Encoder failure
Motor failure
Detects that it is being driven at an irregularly faster speed than the
specified value just before stopping.
Irregular load
Encoder failure
Detects that it is being driven in the opposite direction to the specified
driving direction.
The polarity of encoder cable is opposite.
The polarity of motor cable is opposite.
Encoder failure
Irregular load
Detects that the driving period is irregularly long.
Irregular load
Firmware becomes out of control.
Remedies for Service Call Error
Remedy
Check if the waste ink pads attached to the ink cartridge holder are
contaminated. If it has already absorbed a considerable amount of ink,
exchange the ink cartridge holder (L and R), and clear the counter using
the Service Program.
Replace the Ink Selector, and clear the counter using the Service
Program.
Check if the IC Cover is correctly installed.
Check if the sensor which detects the open/closed status of the cover,
and the solenoid which locks the cover have any defects.
Replace the Cartridge Cover Sensor (L/R) with new ones.
P.226)
Replace the Maintenance Tank with a correct one for this printer.
Check the connection of the Cap HP Sensor.
Replace the Ink System Unit. (See P.266)
Check the connection between the Ink System Unit and the Main Board
Assy.
Replace the Ink System Unit. (See P.266)
Replace the Ink System Unit. (See P.266)
Check the connection between the Ink System Unit and the Main Board
Assy.
Replace the Ink System Unit. (See P.266)
Replace the Main Board Assy. (See P.228)
Revision I
(See P.225,
141
Confidential