Service manual
8-
24 QMS 3260/4032 Laser Printer - Base Engine Technical Manual
Release Version 11-97
Running Printer Diagnostics
Viewing a Paper Feeder Usage Log
Use this diagnostic routine to display the Paper Feeder Usage Logs. Each log displays the number of
paper feeds from a selected feeder or from a selected area of the printer.
1. Enter Diagnostic Mode
The printer is in Diagnostic Mode and the LCD displays Chn-0
0 Fun-00.
2. Select a specific Paper Feeder Usage Log from the table on this page.
3. Use the Control Panel keys to enter the Chain number of the test.
4. Press Function Key [1] to switch the cursor from Chn and Fun.
5. Use the Control Panel keys to enter the Fun number of the test.
6. Press Function Key [1] to read the contents of the log.
The number on the lower right of the LCD displays the number of sheets of paper.
The usage logs are stored on the MCU PWB. Replacing the MCU PWB with a new one
destroys the correct count for the feeder usage. Read and record the Usage Log for the old
MCU and input that information into the new MCU.
7. Press Function Key [0] to stop the routine.
Paper Feeder Usage Log table
To clear a Usage Log
1. Use the Control Panel keys to scroll through each of the digits that are displayed in the LCD.
2. Use the Control Panel keys to set each digit, in turn, to 0 (zero).
3. Press Function Key [1].
4. Exit Diagnostics.
Chain
(Routine)
Function
(Subroutine)
Log displayed Maximum number displayed
30 1
Number of sheets of paper that reached the BTR 999,999
(After replacing the BTR, clear the usage log)
30 5
Total print count on printer 1,500,000
(After replacing the MCU PWB, set the usage
logs 5 ~ 10 to the count saved in the old MCU
PWB)
30 6
Number of paper feeds from Tray 1 999,999
30 7
Number of paper feeds from Tray 2 999,999
30 8
Number of paper feeds from Tray 3 (HCF3) 999,999
30 9
Number of paper feeds from Tray 4 (HCF4) 999,999
30 10
Number of paper feeds from Tray 5 (HCF5) 999,999