Epson Stylus C58 - Troubleshooting for Motors and Sensors

Epson Stylus C58/C59/ME 2/C79/D78/C90/C91/C92/D92/T20/T20E/T23/T26/S20/T10/T11/ME 30/T21/T24/T27/S21 Revision E
TROUBLESHOOTING Troubleshooting for Motors and Sensors 30
Confidential
3.3 Troubleshooting for Motors and Sensors
 Motor
 Sensor
Table 3-2. Motor Resistance and Check Points
Motor name Type Location Check point Resistance
CR motor Motor with DC brush CN5 Pin 1 & 2 28.8 Ω ± 10%
PF motor 4-phase, 200-pole HB stepping motor CN6
Pin 1 & 3
Pin 2 & 4
4.3 Ω + 8%/-
12%(20ºC)
Table 3-3. Sensor Check
Sensor name Detecting system Location Signal level Sensor status
PE sensor Transmission photo interrupter CN7 pin 1 & 2
2.6 V or more Paper loaded
0.4 V or less No paper