Cr Motor; Hp Sensor - Epson Stylus Photo RX700 Service Manual

EPSON Stylus Photo RX700

2.2.11.1 CR Motor

Item
2-phase 200-pole HB stepping motor
Type
(Shinano Kenshi: SHP-35D1010)
Voltage 42 V ± 5%
Winding resistance 6.3Ω ± 10%(25°C/phase)
Basic
characteristics
Inductance 5.6mH ± 20%(1kHzÅA1VrmsÅA25°C)
Step angle 1.8° /Full step
Drive system Bipolar constant-current driving
Maximum rating Power supply voltage 50 V, output current 800mA (per phase)

2.2.11.2 HP Sensor

Function: Detection of HP of the Carriage (CCD) Unit
Detector specifications
Item
Light transmission type
Detection method
(BRIGHT LED ELECTRONICS: BPI-3CI-05)
Operating Principles
Specifications
Specifications
Mechanism Operating Principles
ø1Home position correction position
chart marking
Guaranteed scanning area
for reflective document
Carriage
moving
Reflective document scanning area
limit
Figure 2-36. Reflective Document Scanning Area and Guaranteed Area
Revision A
Carriage
ScanArea01.eps
moving
limit
42