Canon imageRUNNER ADVANCE C3330 Series, Service Manual

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COPIER (Service mode for copier) > DISPLAY (State display mode) > DENS
DS-S-C-H 2 Dspl of C-color patch image density log
Detail To display the latest 8 C-color patch image density log data.
It is the reference for judging the cause at E020 occurrence, etc.
Sharp change in values may indicate the failure in the Registration Patch Sensor Unit (Front),
shutter or laser, whereas gradual change may indicate failure in toner supply system.
This is particularly caused by the Registration Patch Sensor Unit (Front).
Use Case When analyzing the cause of E020
Display/Adj/Set Range 0 to 1023
Appropriate Target Value 100 - 600
DS-S-K-H 2 Dspl of Bk-color patch image density log
Detail To display the latest 8 Bk-color patch image density log data.
It is the reference for judging the cause at E020 occurrence, etc.
Sharp change in values may indicate the failure in the Registration Patch Sensor Unit (Front),
shutter or laser, whereas gradual change may indicate failure in toner supply system.
This is particularly caused by the Registration Patch Sensor Unit (Front).
Use Case When analyzing the cause of E020
Display/Adj/Set Range
0 to 1023
Appropriate Target Value
100 - 600
SPL-LG-Y 2 Display of Y-color toner supply log
Detail To display the latest 8 Y-color toner supply log data.
Each data represents the number of toner blocks supplied per paper.
Use Case When checking toner supply status at E020 occurrence, low density or fogging deterioration
Display/Adj/Set Range 0 to 100
Appropriate Target Value 0 - 10
SPL-LG-M 2 Display of M-color toner supply log
Detail To display the latest 8 M-color toner supply log data.
Each data represents the number of toner blocks supplied per paper.
Use Case When checking toner supply status at E020 occurrence, low density or fogging deterioration
Display/Adj/Set Range 0 to 100
Appropriate Target Value 0 - 10
SPL-LG-C 2 Display of C-color toner supply log
Detail To display the latest 8 C-color toner supply log data.
Each data represents the number of toner blocks supplied per paper.
Use Case
When checking toner supply status at E020 occurrence, low density or fogging deterioration
Display/Adj/Set Range
0 to 100
Appropriate Target Value 0 - 10
P-D-P-Y 2 Dspl rear side (Y/M) drk crrnt (Pwave)
Detail To display the Y/M-color dark current (P-wave) detected by the Registration Patch Sensor Unit
(Rear).
At low density or fogging deterioration, use this item to check whether there is a problem in the
Registration Patch Sensor Unit (Rear).
Use Case At low density or fogging deterioration
Display/Adj/Set Range 0 to 1023
Appropriate Target Value 10 - 100
8. Service Mode
700