Service manual

7020
operation of optics home position sensor (PS14) CN64-2. Replace the SCDB (p/n 26NA-9051)
and/or M2 (p/n 26NA80021) as needed .
J92 when duplexing.DESCRIPTION: SOLUTION ID:
98595
SOLUTION:
CAUSE: The paper feed plate R (p/n 26NA40190) is mounted too low contacting the paper feed
connecting roller/2 (p/n 26NA40670).
SOLUTION: Loosen the mounting screws for the paper feed plate R and shift it away from the
roller and then tighten the screws.
USAGE:
8
FK101, how to enable first page printing on the TCR.DESCRIPTION: SOLUTION ID:
105143
SOLUTION:
To enable image addition, perform the following:
1. While in the Copier mode, press the [Help/?] button.
2. Press [Key-Ope Mode] on the LCD.
3. Press 2:[Fax] on the LCD.
4. Press the [Special Set] button
5. Enter 9272.
6. Press [Function Parameter Setting] button.
7. Press [Machine Setting] button.
8. Enter address [120001] from the touchscreen.
9. Press the [Data] button.
10. Enter a 1 at bit 6 (second digit from the left).
11. Press the [Confirm] button.
12. Press the [Return] button.
13. Exit into normal copy mode.
USAGE:
8
F23-01 at power ON.DESCRIPTION: SOLUTION ID:
107329
SOLUTION:
CAUSE: Loss of 24V DC to the PCL due to an open ICP5 on the PRDB (printer driver board).
SOLUTION: To verify loss of 24V DC, perform the following:
1. Remove CN26 from PRDB.
2. Check the following 24V DC loads for any shorts to ground or binding:
SD4 (cleaning web solenoid)
SD7 (separation claw solenoid)
PCL (pre charge lamp)
M3 (developer motor).
3. Replace PRDB (p/n 26NA-9022) as needed.
USAGE:
8
Shadows (halo) around portions of the print and developer spew.DESCRIPTION: SOLUTION ID:
108654
SOLUTION:
CAUSE: The Grid voltage is set too high.
SOLUTION: To adjust the Grid voltage, perform the following:
1. Access the 36 mode (turn the machine ON with SW2, while pressing the 3 and 6 keys).
2. In the 36 mode menu screen, press [1. HV adjustment].
3. Press [NEXT] until [HV adj. (Grid voltage)] is indicated.
4. Enter a value of 088 using the numeric keys on the touchscreen and then press [SET] on the
touchscreen.
5. Power the copier OFF/ON to exit the 36 mode.
USAGE:
8
FS107, stapled sets are not properly aligned.DESCRIPTION: SOLUTION ID:
114666
SOLUTION:
CAUSE: The mylar alignment sheet attached to the front paper positioning plate is deformed,
causing a restriction to the proper paper movement during the stacking operation.
SOLUTION: To check the mylar sheet attached to the front paper positioning plate, perform the
following:
1. Power the copier ON and select the staple mode.
2. Open the finisher front door and cheat the door interlock.
3. Observe the paper movement during the reverse feeding and stacking operation. Ensure that
the paper slides smoothly under the Mylar sheet attached to the front paper positioning plate.
Reform the Mylar sheet, or replace the front paper positioning plate (p/n 13GQ-6150) as necessary.
USAGE:
8
FK101, part number information.DESCRIPTION: SOLUTION ID:
116930
SOLUTION:
The part number for the control board is 13FQ-9010.
The part number for the NCU board/Q is 13FQ-9020.
USAGE:
8
30
Copyright 2005, Konica Minolta Business Solutions U.S.A., Inc.
May 2005