EPSON Stylus COLOR 580
Revision A
Troubleshooting
Overview
51
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
START
Unit level Troubleshooting
Unit repair
Assemble & Adjustment
END
Table 3-1. Motor, Coil Resistance
Motor
Location
Check Point
Resistance
CR Motor
CN2
Pin 1 and 3
Pin 2 and 4
10.8 Ohms
±
10%
(at 25
°
C/ phase)
PF Motor
CN3
Pin 1 and 3
Pin 2 and 4
10 Ohms
±
10%
(at 25
°
C/ phase)
Table 3-2. Sensor Check Point
Sensor Name
Check Point
Signal Level
Switch Mode
HP/PE/IC Sensor
CN1/Pin 1 and 2
Less than 0.7V
Off
• Out of HP range
• No paper
• Detect the I/C
More than 2.4V
On
• Within HP range
• Detect the paper
• Not detects the I/C
Thermistor
(THM)
TH1 (on the Head
driver board)
Analog signal
10 K (at 24
°
C)
Содержание STYLUS COLOR 580
Страница 1: ...EPSON STYLUSCOLOR580 Color Inkjet Printer SEIJ00013 SERVICE MANUAL ...
Страница 6: ...Revision Status Revision Issued Date Description Rev A August 31 2000 First Release ...
Страница 9: ...C H A P T E R PRODUCTDESCRIPTION ...
Страница 29: ...C H A P T E R OPERATINGPRINCIPLES ...
Страница 50: ...C H A P T E R TROUBLESHOOTING ...
Страница 66: ...C H A P T E R DISASSEMBLYANDASSEMBLY ...
Страница 99: ...C H A P T E R ADJUSTMENT ...
Страница 122: ...C H A P T E R MAINTENANCE ...
Страница 129: ...C H A P T E R APPENDIX ...
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