Epson C11CA88001A1 Service Manual

Epson Stylus Pro 4900/Epson Stylus Pro 4910 Revision A
ADJUSTMENT Other Printer Checks and Adjustments 399
Confidential
4.15.3 Encoder Check
This menu checks if the encoder operates normally.
 Preparation
1. Turn the printer ON.
2. Start the Service Program and select Encoder Check.
3. Refer to the following list and perform the test per repaired part.
 Confirmation method per part
Repaired Part Procedure Confirmation Method
CR Encoder
1. Select [CR Encoder].
2. Move the CR Unit manually.
1. Confirm that the value of CR displayed on the panel is changed by the operation of
the CR Unit.
2. Decide the origin and operate the CR Unit. Then, confirm that the value displayed
on the panel is returned to the original value (value of the origin).
PF Encoder
1. Select [PF Encoder].
2. Rotate the pinion gear of the PF Motor manually.
1. Confirm that the value of the PF displayed on the panel is increased by rotating the
pinion gear clockwise and decreased by rotating it counterclockwise.
2. Decide the origin and rotate the PF Scale. Then, confirm that the value displayed
on the panel is returned to the original value (value of the origin).
Release Motor
1. Select [Release Motor Encoder].
Confirm that the value of the Release Motor displayed on the panel is changed by the
rotation of the scale of the Release Motor.
ASF motor
1. Select [ASF Motor Assy Encoder].
2. Rotate the scale of the ASF motor manually.
Confirm that the value of the ASF displayed on the panel is changed by the rotation of
the scale of the ASF motor.
ASF sub motor
1. Select [ASF Sub Motor Assy Encoder].
2. Rotate the scale of the ASF sub motor manually.
Confirm that the value of the ASF sub motor displayed on the panel is changed by the
rotation of the scale of the ASF sub motor.
Edge Release Assy
1. Select [Edge Release Assy Encoder].
2. Rotate the scale of the Edge Release Assy manually.
Confirm that the value of the edge guide displayed on the panel is changed by the
rotation of the scale of the Edge Release Assy.
Roll feeding motor
1. Select [Paper Press Motor Encoder].
2. Rotate the scale of the roll feeding motor manually.
Confirm that the value of the roll feeding motor displayed on the panel is changed by
the rotation of the scale of the roll feeding motor.
ATC motor
1. Select [ATC Motor Encoder].
2. Rotate the scale of the ATC motor manually.
Confirm that the value of the ATC motor displayed on the panel is changed by the
rotation of the scale of the ATC motor.
Cutter motor
1. Select [Cutter Motor Assy].
2. Operate the cutter manually.
Confirm that the value of the cutter displayed on the panel is changed by the
operation of the cutter.
IS motor Assy
1. Select [IS Motor Assy Encoder].
2. Rotate the gear.
Confirm that the value of the maintenance displayed on the panel is changed by the
rotation of the gear.

Epson C11CA88001A1 Specifications

General

Brand	Epson
Model	C11CA88001A1
Category	Printer
Language	English