EPSON Stylus C50/C60/C61/C62
Revision C
Troubleshooting
Overview
59
3.1 Overview
This chapter describes how to identify troubles in two levels: unit level repair and
component level repair. Refer to the flowchart in this chapter to identify the defective
unit and perform component level repair if necessary. This chapter also explains motor
coil resistance, sensor specification and error indication.
Figure 3-1. Troubleshooting flowchart
*1 : Stylus C50/C60
*2 : Stylus C61/C62
START
Unit level troubleshooting
Unit repair
Assemble & Adjustment
END
Table 3-1. Motor, coil resistance
Motor
Location
Check point
Resistance
CR motor
CN12
Pin 1 and 3
Pin 2 and 4
7.8 Ohms
±
10%
(at 25
°
C/ phase)
PF motor
CN7
Pin 1 and 3
Pin 2 and 4
6.0 Ohms
±
10%
*1
(at 25
°
C/ phase)
5.4 Ohms
±
10%
*2
(at 25
°
C/ phase)
Table 3-2. Sensor check point
Sensor name
Check point
Signal level
Switch mode
HP/PE Sensor
CN4/Pin 1 and 2
Less than 0.7V
Off
• Out of CR home
position
• No paper
More than 2.4V
On
• Within CR home
position
• Detect the paper
Thermistor
(THM)
TH1 (on the Head
driver board)
Analog signal
10 K (at 25
°
C)
Содержание Stylus Color C60
Страница 1: ...EPSONStylusC50 C60 C61 C62 Color Inkjet Printer SEIJ02001 SERVICE MANUAL ...
Страница 11: ...C H A P T E R 1 PRODUCTDESCRIPTION ...
Страница 33: ...C H A P T E R 2 OPERATINGPRINCIPLES ...
Страница 66: ...C H A P T E R 3 TROUBLESHOOTING ...
Страница 93: ...C H A P T E R 4 DISASSEMBLYANDASSEMBLY ...
Страница 134: ...C H A P T E R 5 ADJUSTMENT ...
Страница 137: ...C H A P T E R 6 MAINTENANCE ...
Страница 144: ...C H A P T E R 7 APPENDIX ...
Страница 182: ......
Страница 183: ......
Страница 184: ......
Страница 185: ......
Страница 186: ......
Страница 187: ......
Страница 188: ......