Fip-2.24 Rotary Sensor Is Defective - Epson ColorPage EPL-C8200 Service Manual

EPSON ColorPage EPL-C8200

FIP-2.24 ROTARY SENSOR is Defective

Step Check point
Perform the preliminary inspection.
1 Parts to inspect:
ROTARY SENSOR, MAIN HARNESS ASSY, MCU PWB
Check:
Power supply to the ROTARY SENSOR. SENSOR

2
Is the voltage level correct at the pins below?
- P19-6PIN<=>P17-4PIN: 5VDC
Check: Power supply to the ROTARY SENSOR
detection signal

3
Is the voltage level correct at the pins below?
- P19-5PIN<=>P17-4PIN: 5VDC
Check: ROTARY SENSOR detection signal

Is the voltage level correct depending on the conditions
below?
- Pins: P/J19-5PIN<=>P/J17-4PIN
4
- Penetrated condition: 0VDC
(= The notch is not detected.)
- Blocked condition: 5VDC
(=The notche is detected.)
Check: MAIN HARNESS ASSY electrical continuity

Does the MAIN HARNESS ASSY have proper
5
continuity at the pins below?
- J19<=>J58
Chapter 5 Troubleshooting
Yes
Replace/reinstall the defective part(s).
Go to Step 3.
Go to Step 4.
Replace the MCU PWB.
Replace the ROTARY SENSOR.
Remedy
No
Go to Step 2.
Go to FIP-2.1 "LVPS 5VDC is
Defective".
Replace the MCU PWB.
Go to Step 5.
Replace the MAIN HARNESS.
Revision A
5-93