Motors & Sensors - Epson Stylus NX510 Service Manual

Epson Stylus NX510/515/SX510W/515W/TX550W/NX415/SX410/415/TX410/419/NX215/SX210/215/TX210/213/219/ME OFFICE 510
2.1.2 Motors & Sensors
The printer mechanism of this product is equipped with the following printheads,
motors and sensors.
Table 2-1. Printer Mechanism Motors & Sensors
No. Name
NX510 series
1 Printhead SX410 series
SX210 series
NX510 series
2 CR Motor
SX410/
SX210 series
Type:
Drive voltage:
Coil resistance: 21.2 Ω ± 10%
3 PF Motor
Inductance:
Drive method:
Purpose :
4 PE Sensor
Type:
5 CR Contact Module CSIC board
Type:
6 CR Encoder Sensor
Resolution:
Type:
7 PF Encoder Sensor
Resolution:
Purpose:
Cover Open Sensor
8
(NX510 series only)
Type:
Note " * " : For the details of each printhead, see 2.1.3 "Printhead (p52) ".
OPERATING PRINCIPLES
Specification
O6-chips Turbo II head *
D4-chips Turbo II head *
D2-chips Turbo II head *
Type: DC motor
42 VDC ± 5% (DRV IC voltage)
Drive voltage:
Coil resistance: 22.7 Ω ± 10%
Inductance: 15.9 mH (1 KHz)
Drive method: PWM, constant-current chopping
Type: DC motor
42 VDC ± 5% (DRV IC voltage)
Drive voltage:
Coil resistance: 28.8 Ω ± 10%
Inductance: 20.1 mH (1 KHz)
Drive method: PWM, constant-current chopping
DC motor
42 VDC ± 5% (DRV IC voltage)
17.2 mH (1 kHz)
PWM, constant-current chopping
Detection of paper top and bottom edge, for control to set
paper at the print start position
Photo interrupter
Photo interrupter
180 pulse/inch
Photo interrupter
180 pulse/inch
To detect the cover's (scanner unit) open/close status
Mechanical contact point
Cover Open Sensor
(NX510 series only)
PF Encoder Sensor
Figure 2-2. Motors & Sensors in Printer Mechanism
Overview
CR Contact Module
PF Motor
CR Encoder Sensor
Printhead
PE Sensor
Revision A
CR Motor
50
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