Operating Principles
Mechanism Operating Principles
2.2.11.1 CR Motor
2.2.11.2 HP Sensor
Function:
Detection of HP of the Carriage (CCD) Unit
Detector specifications
Figure 2-36. Reflective Document Scanning Area and Guaranteed Area
Item
Specifications
Type
2-phase 200-pole HB stepping motor
(Shinano Kenshi: SHP-35D1010)
Voltage
42 V ± 5%
Basic
characteristics
Winding resistance
6.3
Ω
± 10%(25°C/phase)
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)
Item
Specifications
Detection method
Light transmission type
(BRIGHT LED ELECTRONICS: BPI-3CI-05)
ScanArea01.eps
Guaranteed scanning area
for reflective document
Carriage
moving
limit
Carriage
moving
limit
ø1Home position correction position
chart marking
Reflective document scanning area
Summary of Contents for Stylus Photo RX700 Series
Page 1: ...EPSON StylusPhotoRX700 Scanner Printer Copier SERVICE MANUAL ECOS SEMF05001 ...
Page 9: ...C H A P T E R 1 PRODUCTDESCRIPTION ...
Page 17: ...C H A P T E R 2 OPERATINGPRINCIPLES ...
Page 51: ...C H A P T E R 3 TROUBLESHOOTING ...
Page 76: ...C H A P T E R 4 DISASSEMBLYANDASSEMBLY ...
Page 133: ...C H A P T E R 5 ADJUSTMENT ...
Page 146: ...C H A P T E R 6 MAINTENANCE ...
Page 163: ...C H A P T E R 7 APPENDIX ...
Page 175: ...Model PM A900 Stylus PHOTO RX700 Board C583Main Sheet 1 3 Rev H ...
Page 176: ...Model PM A900 Stylus PHOTO RX700 Board C583Main Sheet 2 3 Rev H ...
Page 177: ...Model PM A900 Stylus PHOTO RX700 Board C583Main Sheet 3 3 Rev H ...
Page 178: ...Model PM A900 Stylus PHOTO RX700 Board C583 PNL PNL B Sheet 1 1 Rev C ...
Page 179: ...Model PM A900 Stylus PHOTO RX700 Board C583PSB Sheet 1 1 Rev H ...
Page 180: ...Model PM A900 Stylus PHOTO RX700 Board C583PSE Sheet 1 1 Rev F ...