Iq 20 Iot Graininess Rap - Xerox DocuColor 12/DCCS50 Service Manual

• Replace the problem Developer Housing
Table 1 Data Collection
Humidity
ADC Adjusted
Column 1
Targets ADC
Targets
Y 773-266 773-281
M 773-267 773-282
C 773-268 773-283
K 773-269 773-284
Reissue
DocuColor 12/DCCS50
(PL 6.6)
ADC Patch
Column 2 Column 3
Readings
773-606
773-607
773-608
773-609

IQ 20 IOT Graininess RAP

IOT Graininess RAP. This RAP is used when the output copy shows graininess, or a sandy, tex-
tured appearance.
Procedure
• Paper outside the specified weight and quality range can increase graininess. Heavy
weight papers are particularly susceptible.
• Replace the paper currently in use with new, 24 lb. Xerox COLOR Xpressions (NASG), or
90 GSM Colortech + (ESG) paper. If the paper change does not fix the problem, go to
Detailed Maintenance Activities
Magenta, Cyan and Black Developer. If the developer material is past expected life,
replace it.
• Replace the Developer Bias Brush, if damaged
• Replace the Developer Housing, if damaged
• Go to IQ 37 Developer Bias HVPS
NOTE: After replacing developer material, go to IQ47 ATC Sensor RAP,
set-up procedure.
1/05
IQ 19 Bead Carryout RAP, IQ 20 IOT Graininess
3-25
in Section 1. Check the expected life of the Yellow,
(REP 6.1.4)
(PL 6.6).
RAP.
Appendix 1. ATC
Image Quality