Carriage (Cr) Mechanism - Epson Stylus Pro 7400 Service Manual

Large format color inkjet printer
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EPSON Stylus Pro 7400/7800/9400/9800

2.2.2 Carriage (CR) Mechanism

To ensure reliable and high-precision printing on wide-width paper (Stylus Pro 9400/
9800 support B0 size, and Stylus Pro 7400/7800 support A1 size), the printer is
equipped with a unique carriage mechanism which enables stable and high-precision
movement of the on-carriage head.
The carriage mechanism consists of the following components.
CR unit
CR motor
CR HP sensor
CR encoder sensor
PG HP sensor
P EDGE sensor
Ink mark sensor
Cutter Solenoid
This section provides explanations on the following items.
Carriage Moving Unit
Platen Gap Adjustment Unit
Cutter Solenoid/CR Lock Mechanism
Operating Principles
Encoder Sensor and
Timing Fence
Print Mechanism Components
Carriage
P EDGE Sensor
Ink Mark
Sensor
Figure 2-2. Carriage Mechanism
Revision B
CR HP Sensor
and Flag
PG HP Sensor
and Slide Gear
151

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Stylus pro 7800Stylus pro 9800Stylus pro 9400

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