Epson Stylus Photo 2100 - Page 101

EPSON Stylus PHOTO 2100/2200 Revision B
TROUBLESHOOTING Troubleshooting 101
At power-on At power-on, the Carriage moves
away from the home position and
collides with the right or left of
the Frame or stops at the left or
right end.
CR scale 1. Check the CR scale (Linear encoder) for damage or
contamination.
1. Change the CR scale (Linear encoder) for a
new one or clean it completely.
At power-on, the ASF hopper
produces operating noise.
ASF sensor 1. Check that the ASF sensor connector cable is connected to the
Sensor and Main board securely.
2. Check the ASF sensor for damage, and turn the ASF sensor
wheel manually and check that the voltage across Pins 1 and 2 of
CN12 on the Main board is as indicated below with a tester.
• Home : 0.4V or less
• Other than home : 2.4V or more
1. Connect the ASF sensor connector cable to the
Sensor and Main board securely.
2. If the voltage value is abnormal, change the
ASF sensor for a new one.
Table 3-17. Phenomenon-Based Fatal Error Check Points
Occurrence Timing Phenomenon Detail
Faulty Part/Part
Name
Check Point Remedy
ASF sensor connector cable
ASF sensor