Epson Stylus Pro 4450 - Measurable Date and Time Check; Setting the Chart and the Scanning Ruler

EPSON Stylus Pro 4400/4450/4800/4880/4880C Revision C
Adjustment Basic Adjustment 424
31. 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.)
32. Refer to Figure 5-73, lay the chart on the black paper (or sheet) with the
upper part of the chart facing left side, and set the scanning ruller onto the
bottommost patch line.
Figure 5-73. Setting the Chart and the Scanning Ruler
Figure 5-74. Measurable Date and Time Check
Sheet number
Sheet2
S/N : 0000000000
2005-04-07 12:38
(GMT 2005-04-07 03:38)
2005-04-14 12:33
(GMT 2005-04-14 03:33)
① ② ③ ④ ⑤
Sheet2
S/N : 0000000000
2005-04-07 12:38
(GMT 2005-04-07 03:38)
2005-04-14 12:33
(GMT 2005-04-14 03:33)
Calibration
patch
Main unit serial number
Printed date and time
Measurable date and time