Cis Unit - Epson Stylus Photo PX650 Service Manual

Epson Stylus Photo PX650/TX650/TX659/PX660/PX660 Premium/Artisan 635

4.5.2 CIS Unit

 Parts/Components need to be removed in advance
Upper Housing / Scanner Unit / Scanner Housing
 Removal procedure
C A U T I O N
Take care in handling the Lower Housing because grease is
applied to the CR guide area of the Lower Housing.
Do not touch any parts with a greasy hand or part.
1. Disconnect the FFC from the connector of the CIS unit.
2. Turn the CIS Unit by 90 degrees upward, and remove the CIS Unit from the right
and left shaft holes of the carriage.
FFC
CIS Carriage
Remove by turning it by 90 degrees.
Figure 4-111. Removing the CIS Unit
DISASSEMBLY AND ASSEMBLY
CIS Unit
Disassembly of Scanner Unit

When replacing the CIS Unit, check the sticker on the Bottom
Board, and use the spacers (x2) of the same letter (A - C) as the
marking on the sticker, placing them at the right and left
positions.
Bottom of CIS
Sticker
Spacer, CIS, B
Figure 4-112. Installing the CIS Unit (1)

When installing the Timing Belt, align the side that has teeth of
the Timing Belt with the tooth of the CIS Unit, then secure
them with the Belt Clamp.
Bottom of CIS
Timing Belt
Toothed area
Installing the CIS Unit (2)
Revision C
Install the spacers (x2) of the same
letter (A - C) as the marking on the
sticker, placing them at the right
and left positions.
A: Spacer, CIS, A17 (black)
B: Spacer, CIS, B19 (white)
C: Spacer, CIS, C21 (gray)
Belt Clamp
107
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