Service manual
7020
5. Power the machine OFF/ON to exit the 25 mode.
F56-1 at power up.DESCRIPTION: SOLUTION ID:
124907
SOLUTION:
CAUSE: A failed FS107 control board.
SOLUTION: Replace the FS107 control board (p/n 13GQ-9010).
USAGE:
3
Black lines on copies from lead-to-trail when copying from the platen glass only.DESCRIPTION: SOLUTION ID:
125091
SOLUTION:
CAUSE: The 2nd or 3rd mirror on the V mirror unit moves during copying due to a broken or loose
mirror pressure spring.
SOLUTION: Repair or replace the mirror pressure spring (p/n 26NA61600) as needed.
USAGE:
3
How to perform an E-RDH memory check.DESCRIPTION: SOLUTION ID:
126930
SOLUTION:
To perform an E-RDH memory check, perform the following:
1. Turn the machine OFF.
2. Enter the 47 mode (turn the machine ON, while pressing the 4 and 7 keys).
3. Enter [198] ('198-00' will appear in the message display).
4. Press the [START] button. The system begins executing a memory check. 'NOW' will be
displayed while the memory check is in progress. 'OK' will be displayed if all the memory is
operating properly.
5. To end the check, press [STOP/CLEAR].
6. Power the copier OFF/ON to exit the 47 mode.
USAGE:
3
J16 when feeding from Tray 3, Tray 4, or the LCT (depending upon the drawer base).DESCRIPTION: SOLUTION ID:
130933
SOLUTION:
CAUSE: The bushings are binding in the developer unit and slowing down the main motor.
SOLUTION: Inspect and clean the bushings (p/n 26NA30770) in the developer unit and replace as
necessary.
USAGE:
3
DF314, when an 8.5x11 original is inserted into the RADF, 'Original Size' message appears
on the screen.
DESCRIPTION: SOLUTION ID:
132639
SOLUTION:
CAUSE: The machine destination was not set for USA.
SOLUTION: To set the destination for USA, perform the following:
1. Power the machine OFF.
2. Enter the 25 mode, (turn the machine ON, while pressing the 2 and 5 keys).
3. Select 1: Software Switch Setting.
4. Use the arrows on the LCD to select dipswitch 5-0
5. Touch the ON key on the LCD to change the data to 1.
6. Use the arrows on the LCD to select dipswitch 5-1
7. Touch the OFF key on the LCD to change the data to 0.
8. Press the RETURN key.
9. Power the OFF/ON to exit the 25 mode.
USAGE:
3
F51-4 code at power up.DESCRIPTION: SOLUTION ID:
133132
SOLUTION:
CAUSE: ICP5 (24V DC) on the PRDB is open.
SOLUTION: Check for 24V DC at CN26-A3 and CN26-A4 on the PRDB. If 24V DC is not present,
check ICP5 on the PRDB. If ICP5 is open, replace the PRDB (p/n 26NA-9022).
USAGE:
3
PLEASE LOAD A4 PAPER is indicated on the LCD when placing an 8.5x11 original on the
platen glass or the RADF.
DESCRIPTION: SOLUTION ID:
134165
SOLUTION:
CAUSE: 8.5x11 APS (Japan, Europe) is selected in the 25 mode.
SOLUTION: Change DIP SW 7-2 to a 0. To change DIP SW 7-2 to a 0, perform the following:
1. Access the 25 mode (power the copier OFF/ON, while simultaneously holding the 2 and the 5
keys).
2. Select [1. Software SW].
3. Using the far left up arrow on the touchscreen scroll to DIP SW 7.
4. Using the middle up arrow on the touchscreen scroll to BIT 2.
5. Select [OFF] on the touchscreen.
6. Power the copier OFF/ON.
USAGE:
3
60
Copyright 2005, Konica Minolta Business Solutions U.S.A., Inc.
May 2005