Epson Stylus Pro 4900/Epson Stylus Pro 4910  Revision A
ADJUSTMENT  Head Related Checks and Adjustments  353
Confidential
26. Make sure that the date and time printed in the second line on the upper left of the 
chart (measurable time and date) is within the range displayed under the heading 
“GMT” on the lower screen. (If the date and time is not within the range, it is 
necessary to print the chart again.)
27. Refer to Figure 4-63, lay the chart on the black paper (or sheet) with the upper part 
of the chart facing upper side, and set the scanning ruler onto the bottommost 
patch line of Chart 1.
Figure 4-63.  Setting the Chart and the Scanning Ruler
Figure 4-64.  Measurable Date and Time Check
S/N : 0000000000 
2010-08-29 10:57 (GMT 2005-08-29 01:57)
2010-09-05 10:52(GMT 2005-09-05 01:52)
Chart2
Chart1
Version : XXXXXXXXXX
C  VM  MB  GY OR  GR  LGY  Y  LVM  LC
S/N : 0000000000 
2010-08-29 10:57 (GMT 2005-08-29 01:57)
2010-09-05 10:52(GMT 2005-09-05 01:52)
Calibration 
Patch
Main unit serial number 
Printed date and time 
Measurable date and time