Service manual

EPSON Stylus Photo R260/R265/R270, R360/R380/R390 Revision B
Adjustment Banding Reduction System (BRS) Adjustment/ Paper Feed Amount Profile (PFP) Correction 127
 Scanning the PFP Adjustment Pattern
4. Set the PFP Base Scale and the PFP test pattern on the document table and click
the [Scan] button on the “3. Scan Test Pattern” column.
5. According to the scanned result, PFP calibration values are automatically
calculated and are written to the serial flash ROM. If an error occurs, check that
the document table glass and the scale is clean, and the scale/adjustment pattern is
not tilted, then repeat from step 4.
Figure 5-16. PFP Base Scale and PFP Adjustment Pattern Position
(When viewed from the document glass of the scanner)
 Printing the PFP Check Pattern
6. Set 4 x 6 Premium Glossy Photo Paper on the paper support and click the [Print]
Button on the “4. Print Check Pattern” column.
Figure 5-17. PFP Check Pattern
C A U T I O N
Be careful of the following when setting the PFP Base Scale and
the adjustment pattern on the scanner.
 Place the scale on the document glass aligning the scale corner
with the scanner origin position.
 Place the pattern-printed sheet along the scale as shown in the
figure below. Make sure to place it parallel to the scale, with
no gaps.
PFP Adjustment
Pattern
(4 x 6 size)
Scanner Document
Table
PFP Base Scale
Scanner Origin
Position
Normal Area Check
Pattern
Bottom Edge Area
Check Pattern