Ricoh Aficio SP C440DN Field Service Manual page 575

No. Type
363 D TD sensor (Vt high) error 1: Y
- - • The Vt value of the black, magenta, cyan, or yellow TD sensor exceeds the
specified value (default: 4.7V) with SP3020-002 twenty counts.
• The [Vt - Vtref] value of the black, magenta, cyan, or yellow TD sensor
exceeds the specified value (default: 5.0V) with SP3020-001.
• Black, magenta, cyan, or yellow TD sensor disconnected
• Harness between TD sensor and development unit defective
• Defective TD sensor.
1. Check the black, magenta, cyan, or yellow TD sensor connector and
harness between the TD sensor and PCDU for damage.
2. Check the drawer connector of the PCDU.
3. Replace the PCDU.
No. Type
364 D TD sensor (Vt low) error 2: K
365 D TD sensor (Vt low) error 2: M
366 D TD sensor (Vt low) error 2: C
367 D TD sensor (Vt low) error 2: Y
- - The Vt value of the black, magenta, cyan, or yellow TD sensor is below the
specified value with SP3020-004 (default: 0.5V) ten counts.
• TD sensor harness disconnected, loose, defective
• A drawer connector disconnected, loose, defective
• TD sensor defective
1. Check the black, magenta, cyan, or yellow TD sensor connector and
harness between the TD sensor and development unit for damage.
2. Check the drawer connector of the PCDU.
3. Replace the PCDU.
No. Type
372 D TD sensor adjustment error: K
Details (Symptom, Possible Cause, Troubleshooting Procedures)
Details (Symptom, Possible Cause, Troubleshooting Procedures)
Details (Symptom, Possible Cause, Troubleshooting Procedures)
SC Tables
573