Ink Mark Sensor / Pw Sensor - Epson Stylus Photo R1900 Service Manual

EPSON Stylus Photo R1900/R2880/R2000
4. While pressing the guide pin on the PF Encoder Sensor Holder using tweezers,
slide the holder upwards to release the three tabs, and remove the PF Encoder
Sensor Holder.
Guide pin
Figure 4-166. Removing the PF Encoder Sensor Holder
Make sure that the PF Scale is in the slit on the PF Encoder Sensor.
PF Scale
Figure 4-167. Reinstalling the PF Encoder Sensor Holder
Disassembly And Assembly
Tabs
Slit
PF Encoder Sensor

4.6.3 Ink Mark Sensor / PW sensor

1. Remove the Carriage Shaft / Carriage Unit. (p.98)
2. Remove the C.P.B. (P1) M1.7 x 5 screw that secures the PW Sensor Holder, and
remove the PW Sensor Holder from the Carriage Unit.
Carriage Unit Bottom Side
Figure 4-168. Removing the PW Sensor Holder
3. Disconnect the FFC from the Ink Mark Sensor and the PW Sensor connector, and
remove the Ink Mark Sensor and PW Sensor.
Connector
Figure 4-169. Removing the Ink Mark Sensor and PW Sensor
Removing the Sensors
Revision E
PW Sensor Holder
12) C.P.B. (P1) M1.7x5
(0.8±0.2 kgf.cm)
PW sensor
Ink Mark Sensor
133
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