Epson SQ-B50/2550 Technical Manual page 202

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REV.-A
ASSEMBLY POINTS:
When installing the top edge holder set, confirm that the studs of platen shat holder Land Rare
inserted correctly in the holes of the top edge holder transmission shaft set, then tighten the screws.
When installing the top edge holder transmission shaft set, insert the plain washer and two reaf
springs into platen shaft holder R. (See Figure 4-48.)
After matching the phases of the left and right sides of the top edge holder transmission shaft set
and top edge holder set so that they are parallel, insert platen shaft L into the platen shaft.
Platen shaft
holder L
Top edge holder transmission shaft set
/
Plain washer
~E'P,,"g,
: / Platen shaft holder R
~%~/
~~
Figure 4-49. Top Edge Holder Transmission Shaft Set Installation
ADJUSTMENT REQUIRED
After removing the top edge holder set and top edge holder transmission shaft set, the
following adjustments are required during the assembly procedure:
• TE sensor roller position adjustment (See Section 4.3.2.)
• Platen gap adjustment (See Section 4.3.2.)
After replacing either the top edge holder set or the top edge holder transmission shaft set,
the following adjustment is required in addition to the
above two:
• Printing alignment - TE holder position adjustment (See Section 4.3.5.)
4-40

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