Oki C3530nMFP Maintenance Manual page 27

• SNS CARIBRAT(L or R), D-RANGEL(L or R)
Confirmation 1
Confirmation 2
Confirmation 3
• BELT REFLXERRR
Confirmation 4
• (Y or M or C) LEFT. (Y or M or C) RIGHT, (Y or M or C) HORIZONTAL
Confirmation 5
Outline of Density Correction Method
Density correction is made by identifying the correction pattern printed on the belt using the
43605601TH Rev. 1
When the above is displayed, check the connection of the sensor
cable (FFC). If the connection is found abnormal, correct it to the
normal state.
Check the surface of the sensor to confirm if it is stained by the
toner, paper dust, etc. If stained, wipe the surface neatly.
Confirm adequacy of opening and shutting of the sensor shutter by
MOTOR& CLUTCH TEST of the maintenance utility. If a malfunction
is found, replace the shutter unit .
When the above is displayed, confirm the cleaning state of the toner
remaining on the belt surface besides the above confirmations 1, 2
and 3. Remove the belt unit and confirm if the belt surface is cleaned
neatly by turning the drive gear placed in the left rear side.
Replace the belt unit if the toner remains on the belt surface and the
surface is not cleaned despite of turning of the drive gear.
When the above is displayed, confirm if it is the toner insufficiency that
has caused NG color generation and replace the cartridge if neces-
sary.
Oki Data CONFIDENTIAL
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