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 126
 Scanning the BRS Adjustment Pattern
5. Set the printed pattern and the PFP Base Scale on the document table and click the
[Scan] button on the “3. Scan Test Pattern” column.
6. According to the scanned result, BRS 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 5.
Figure 5-14. PFP Base Scale and BRS Adjustment Pattern Position
(Viewed from the document glass of the scanner)
5.3.2.2 PFP Adjustment
 Printing the PFP Adjustment Pattern
1. Load 4 x 6 Premium Glossy Photo Paper on the paper support.
2. Select [PFP Adjustment] in the adjustment program.
3. Click the [Print] button on the “1. Print Test Pattern” column to print the
adjustment pattern.
Figure 5-15. PFP Test 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.
BRS Adjustment
Pattern (A4)
Scanner Document
Table
PFP Base Scale
Scanner Origin
Position
C H E C K
P O I N T
In the Adjustment program, the identification code is used to
distinguish whether the printer that printed the pattern and the
printer to register the adjustment value is the same.
Printer Identification
Code