EPSON Perfection V500 Photo
Revision A
OPERATING PRINCIPLES
Engine Operation Outline
21
2.1.3 TPU Carriage Unit Outline
The TPU Carriage Unit consists of the LM-B Board and SUB-C Board. (Refer to
Figure 2-5. TPU Carriage Unit Configuration
LM-B Board/SUB-C Board:
each contain LEDs to generate visible and infrared light.
2.1.4 TPU Carriage Drive Mechanism Operation
The TPU Carriage Unit slides along the guide shaft in the secondary scanning direction
as the TPU CR (Carriage) Motor transmits its drive power to the TPU CR Timing Belt
connected to the TPU Carriage Unit, via the Idle Pulley and Drive Pulley. (Refer to
.) The TPU CR Motor uses a stepper motor and is driven under open loop
control.
Figure 2-6. TPU Carriage Operation
SUB-C Board
LM-B Board
Rear
Front
Front
Rear
Drive Pulley
Idle Pulley
TPU CR Timing Belt
TPU Carriage Unit
Содержание V500
Страница 1: ...EPSON PerfectionV500Photo Color Image Scanner Service Manual SESC07002 ...
Страница 5: ...Revision Status Revision Date of Issue Description A August 3 2007 First release ...
Страница 8: ...C H A P T E R 1 PRODUCTDESCRIPTION ...
Страница 18: ...C H A P T E R 2 OPERATINGPRINCIPLES ...
Страница 24: ...C H A P T E R 3 TROUBLESHOOTING ...
Страница 28: ...C H A P T E R 4 DISASSEMBLY ASSEMBLY ...
Страница 52: ...C H A P T E R 5 ADJUSTMENT ...
Страница 54: ...C H A P T E R 6 MAINTENANCE ...
Страница 58: ...C H A P T E R 7 APPENDIX ...
Страница 62: ...Model GT X770 Perfection V500 Photo Board Main Board Rev E Sheet 1 1 ...
Страница 63: ...Model GT X770 Perfection V500 Photo Board Panel Board Rev A Sheet 1 1 ...
Страница 64: ...Model GT X770 Perfection V500 Photo Board DRV Board Rev B Sheet 1 1 ...
Страница 65: ...Model GT X770 Perfection V500 Photo Board ISN Board Rev E Sheet 1 1 ...
Страница 66: ...Model GT X770 Perfection V500 Photo Board SUB Board Rev A Sheet 1 1 ...
Страница 67: ...Model GT X770 Perfection V500 Photo Board SUB C Board Rev A Sheet 1 1 ...
Страница 68: ...Model GT X770 Perfection V500 Photo Board LM Board Rev B Sheet 1 1 ...
Страница 69: ...Model GT X770 Perfection V500 Photo Board LM B Board Rev B Sheet 1 1 ...