Ricoh Pro C901 Technical Bulletin page 48

Model:
Aries-P1.5/C1.5
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
1. Execute the manual process control with SP3820-001.
2. Clean or replace the ITB.
3. Replace the laser unit YM or CK.
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
496 C MUSIC sensor: Y color shift error 2
-023
-024 C MUSIC sensor: M color shift error 2
-025 C MUSIC sensor: C color shift error 2
The yellow, magenta or cyan image shifting in the main-scan
direction exceeds the capable correction range in the process
control
1. Execute the manual process control with SP3820-001.
2. Clean or replace the ITB.
3. Replace the laser unit YM or CK.
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
496 C MUSIC sensor: Y magnification correction error 1
-026
-027 C MUSIC sensor: M magnification correction error 1
-028 C MUSIC sensor: C magnification correction error 1
The magnification correction in the main-scan for yellow, magenta
or cyan image exceeds the capable range in the process control.
1. Execute the manual process control with SP3820-001.
2. Clean or replace the ITB.
3. Replace the laser unit YM or CK.
No. Type Details (Symptom, Possible Cause, Troubleshooting Procedures)
496 C MUSIC sensor: Y magnification correction error 2
-029
-030 C MUSIC sensor: M magnification correction error 2
-031 C MUSIC sensor: C magnification correction error 2
The left and right magnification correction in the main-scan for
yellow, magenta or cyan image exceed the capable range in the
process control.
T
echnical
ITB scratched or broken
Dust on the ITB
New laser unit installed
Process control incorrect
ITB scratched or broken
Dust on the ITB
New laser unit installed
Process control execution incorrect
B
ulletin
Date:
17-Feb-11
PAGE: 12/44
No.:
RM077018