Epson 9600, 7600 service manual CR Encoder Sensor Mounting Position Adjustment

EPSON Stylus Pro 7600/9600 Revision A

5.3.6 CR Encoder Sensor Mounting Position Adjustment

This adjustment should definitely be done when the CR encoder sensor is removed or replaced.

† Adjusting tools: CR Encoder Sensor mounting jig #F799

NOTE: For disassembly and assembly procedure, refer to “CR Encoder Sensor ASSY (p.178)”.

1.Remove the H Top Cover. (p.165)

2.Remove the two screws securing the CR Board Unit in the Carriage Unit, and take out the CR Board Unit toward the front. (See Figure 5-69)

3.Move the Carriage Unit to the center by manual operation.

4.Loosen the screw securing the CR Encoder Sensor Board, and set the CR ENC Sensor positioning jig between the CR Encoder Sensor and the CR Guide Rail. (See Figure 5-70)

5.Push the CR Encoder Sensor to the exclusive tool side (CR Guide Rail side), then tighten the CR Encoder Sensor mounting screw securely.

6.Move the Carriage Unit to the right or left manually and recheck the mounting position of the CR Encoder Sensor. (Check at 3 positions)

CHECK	In this adjustment, use the CR Encoder mounting jig for exclusive
POINT	use with Stylus Pro 7600 / 9600: do not use the CR Encoder
	mounting jig designed for any other printer models.

2 screws

CR Board Unit

Figure 5-69. Adjusting the CR Encoder Sensor Mounting Position 1/2

CR Guide Rail

CR Encoder Sensor mounting jig

CR Encoder Scale

(Timing Fence)

CR Encoder Sensor

Figure 5-70. Adjusting the CR Encoder Sensor Mounting Position 2/2

Adjustment Mechanism Adjustment 268