Epson Stylus Color C70 Service Manual page 72

EPSON Stylus COLOR C70/C80
Table 3-7. This section describes the procedures for solving the problem
when an ink out (cartridge out) error is displayed even though
a brand-new ink cartridge has been installed.
Step Check Point
4 Has the IC chip If the CSIC chip is even slightly dislocated, the electrodes
(EEPROM) that is will not come into correct contact with the carriage
mounted to the CSIC electrodes and the printer will not recognize the cartridge.
become detached or is it
becoming detached?
Correct Situation
NOTE:If an ink cartridge with no CSIC chip is installed,
5 Are the contact
electrodes of the
carriage CSIC chip
broken or bent?
Troubleshooting
Remedy
Incorrect Situation
Dislocated IC Chip
not only will the ink cartridge fail to be recognized,
but it will also damage the carriage electrodes.
Electrodes
Table 3-7. This section describes the procedures for solving the problem
when an ink out (cartridge out) error is displayed even though
a brand-new ink cartridge has been installed.
Step Check Point
6 Is the FFC disconnected
from connector CN1 on
the circuit board
underneath the carriage,
or does it look to be
okay but when you try
to push it in does it feel
as if it is slightly loose?
Overview
Remedy
Junction Board
CN 1
CN1 is the connector that handles the input and
output of signals between the main board and the
mechanism. It inputs the various encoder signals to
the main board from the mechanism, and outputs
head drive signals from the main board.
Revision A
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