Pis Board Check - Epson WF-2540 Service Manual

WF-2540 / WF-2530 / WF-2520 / WF-2510 / WF-2010 series

3.2.2.3 PIS Board Check

Purpose
Risks if the adjust-
ment is not cor-
rectly made
Procedure
Adjustment Pro-
gram screen
Remarks
Adjustment
Photo Ink Sensor degradation and failure check.
If number of printing sheets increases, ink mist adheres to a sensor and the quantity of light of a sensor falls off
by becoming dirty, so that it is necessary to exchange PIS Board Assy (BOARD ASSY,.SUB).
By checking with a adjustment program, it is judged whether it is necessary to exchange PIS Board Assy
(BOARD ASSY,.SUB) simultaneously at the time of head exchange.
1. Set the ink cartridges.(The cartridges which is not ink end condition is used.)
2. Close the scanner & Printer Cover.
3. Carry out a Photo Ink Sensor inspection with a Adjustment program.
4. If the message to which exchange of a PIS board Assy (BOARD ASSY., SUB) is urged is displayed, it is
judged that Photo Ink Sensor is in a degradation state.
If "PIS Board Check" is implemented with SCN open condition, you cannot get correct check result because of
the effects of the ambient light. Therefore, implement this with SCN close condition surely.
Required Adjustments
Revision B
Check button
62
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