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Toner patch sensing service check

Pre‑check procedure

Enter the Diagnostics menu, and then navigate to:

Printer setup > EP setup > Toner patch sensor adjust > Clean sensing and laser optics

2 Allow the cleaning operation to run for three minutes.

3 Enter the Diagnostics menu, and then navigate to:

Printer diagnostics & adjustments > Color alignment adjust

4 On the AA adjustment row, touch Start.

Note: This triggers the auto align routine which performs the color alignment error corrections.

The following lists the dierent auto align routine results:

• AA Result 1—Failed to complete

• AA Result 2—Normal data deﬁcient

• AA Result 3—All OK, normal data within limits

• AA Result 4—Normal exceeds sense limits

• AA Result 5—Normal exceeds margin limits

• AA Result 6—All OK, normal corrections applied

• AA Result 7—Coarse data within limits

• AA Result 8—Coarse data

deﬁcient

• AA Result 9—Coarse failed to converse

• AA Result 10—Coarse exceeds sense limits

• AA Result 11—Coarse exceeds margin limits

• AA Result 12—Coarse corrections applied

• AA Result 13—Normal exceeds skew limits

• AA Result 14—Coarse exceeds skew limits

• AA Result 15—Coarse new ITU speed

• AA Result 16—AA characterization successfully completed

• AA Result 17—AA characterization deﬁcient, using defaults

• AA Result 18—AA manufacturing mode successfully completed

• AA Result 19—AA manufacturing mode deﬁcient, not updating the results

5 Enter the Diagnostics menu, and then navigate to:

Printer setup > EP setup > Toner patch sensor adjust > Full calibration

Note: This triggers the auto align routine (0.42mm—Normal range only).

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Diagnostic information

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Lexmark CS725R Service Manual

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