Epson Stylus Pro 4910 Service Manual page 106

Epson Stylus Pro 4900/Epson Stylus Pro 4910
Ink Mark Sensor
(p173)
The sensor for the following functions.
Auto Bi-D adjustment (pattern reading)
Auto Uni-D adjustment (pattern reading)
Remaining roll paper detection (remaining bar-
code reading)
(p175)
CR Unit
APG Motor Assy
(p179)
The motor to position the CR
Unit automatically so as to adjust
the platen gap.
DISASSEMBLY & ASSEMBLY
APG Sensor
(p180)
Detects the origin position of
the platen gap.
CR Motor
(p168)
The motor to drive the CR
Unit.
Figure 3-5. Carriage Mechanism
Parts Diagram
(p171)
CR Scale
CR Encoder
(p170)
Detects the pattern of the CR
Scale to control the position of the
CR Unit.
Revision A
107
Confidential