Epson Stylus Pro 7710 Service Manual page 349

Epson Stylus Pro 7700/7710/7900/7910/9700/9710/9900/9910
Fig. Display Cause
E OK
No error or abnormality.
NG
Dot missing occurs.
AID Board failure
Ink System Unit is not installed
correctly.
F OK
No error or abnormality.
NG
AID Board failure
Ink System Unit is not installed
correctly.
Noise from the Suction Fan
Sometimes the display of the judgment "NG" is displayed as "-".
C A U T I O N
NG: the result is abnormal.
–: the check cannot be made. (the check is not available.)
Refer to the remedies and repeat checking and taking measures
until all the display become "OK".
ADJUSTMENT
Remedy
Carry out a head cleaning. If the result is
still NG after cleaning, replace the Ink
System Unit with a new one.
Carry out a nozzle check. If dot missing
occurs to a particular nozzle, replace the
Printhead.
Replace the AID Board with a new one.
Re-install the Ink System Unit.
Replace the AID Board with a new one.
Re-install the Ink System Unit.
Disconnect the connector attached to the
Suction Fan, and carry out the check again.
If the value in G box is below 30, replace
the Suction Fan with a new one.
AID Related Adjustment
AID
ADMN 51
ADMX 205
MODE1 OK
VOUT 232
E
Figure 5-75. LCD Display Example
Revision D
G
--- 113 OK
--- 143 OK
--- OK OK
--- 230 OK
F
A
B
C
D
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