Service manual

7020
PLEASE INSERT KEY COUNTER displays when there is no key counter used.DESCRIPTION: SOLUTION ID:
148878
SOLUTION:
CAUSE: The scanner driver board (SCDB) failed.
SOLUTION: To check the SCDB, perform the following:
1. Access the 47 mode (power the machine ON while holding down on the 4 and 7 keys), output
code 43.
2. Using a meter check for 24V DC at CN66-6
3. Check CN66-7 for a change of state when pressing the copy button in 47 mode.
4. If no change of state occurs, replace the SCDB (p/n 26WA-9050).
5. Power the machine OFF/ON to exit the 47 mode.
USAGE:
4
F28-3 during copy process.DESCRIPTION: SOLUTION ID:
152107
SOLUTION:
CAUSE: Failed High Voltage Power Supply (HVPS).
SOLUTION: Replace the High Voltage Power Supply (p/n 26NA84011).
Note: Before replacing the High Voltage Power Supply, ensure that the T/S corona and the high
voltage casing exhibit no signs of arcing.
USAGE:
4
Unable to perform the bypass tray paper size detection adjustment.DESCRIPTION: SOLUTION ID:
170168
SOLUTION:
CAUSE: Failed VR1.
SOLUTION: Replace VR1 (p/n 13FG-9330).
Note: To check the output of VR1, perform the following:
1. Access 47 mode.
2. Enter code 28 (do not press the Start button).
3. Place an 8.5x11 piece of paper in the bypass tray and close the side guides against the paper.
4. The LCD display should show a value of 215.
5. Position the bypass tray paper guides all the way to the closed position.
6. The LCD display should now show a value of 10.
USAGE:
4
DF314, what are the correct dipswitch settings for the RADF?DESCRIPTION: SOLUTION ID:
82746
SOLUTION:
The correct settings are dipswitch 1 = ON, dipswitch 2 and 3 = OFF and dipswitch 4 = ON.
USAGE:
3
After releasing the Power Saver mode or Auto Shut Off, the machine does not indicate
ENTER PASSWORD when ECM is enabled.
DESCRIPTION: SOLUTION ID:
87268
SOLUTION:
CAUSE: Improper firmware levels on the mainbody and fax unit.
SOLUTION: Upgrade firmware to the latest levels. [[Latest Firmware level| FILE
V:\text\NewROM\7020.txt NEW NoWordWrap]] and [[Internal Link for Faxing/Printing current 7020
Firmware information.| RUN V:\text\Wordpad.exe v:\text\newrom\7020.txt]]
USAGE:
3
Control ROM ISW dialog box looks corrupt.DESCRIPTION: SOLUTION ID:
89457
SOLUTION:
CAUSE: The dialog box display is incorrect, however this is a cosmetic issue and has no impact
on the operation of the utility or the flash files.
SOLUTION: This issue has been corrected in the [[latest version ISW program| URL
http://techweb.konicabt.com/tpm/media/ISWtrns330e.PDF]] which is located on the Konica FTP
site. Refer to the [[FTP site index| URL ftp://kbtdigital:[e-mail]/FTP_SITE.htm]] and
click on the appropriate link(s) to access the information.
USAGE:
3
Machine specifications, 7020.DESCRIPTION: SOLUTION ID:
82568
SOLUTION:
See the [[7020 Specifications Sheet| IMAGE V:\bitmaps\cjc200.bmp SCROLL]] and [[7020 Product
Configurator| IMAGE V:\bitmaps\cjc212.bmp SCROLL]] for more information.
FEATURES
Integrated Printing, Copying, Faxing, Scanning:
The 7020's digital engine delivers the high-performance multi-functionality ideal for low- to
mid-volume work-groups.
Touchscreen Controls:
Truly user friendly, the touchscreen controls provide easy access to all advanced features. The
touchscreen controls also provide unique print driver applications such as Stamp and Watermark
USAGE:
3
50
Copyright 2005, Konica Minolta Business Solutions U.S.A., Inc.
May 2005