Maintenance And Disassembly; Necessary Execution Items In Maintenance And Servicing - Sharp AR-M550N Service Manual

3. Maintenance and disassembly

A. Necessary execution items in maintenance and servicing
(1) Execution items before maintenance and servicing
Check the developer counter value.
Check the OPC drum counter value.
Check the print count mode in each section and each operation mode.
Check the number of paper jam troubles.
Check the positions and contents of paper jams.
Check the positions and contents of paper jams (SPF section).
Check the contents of troubles.
Print the setting values and the adjustment values.
Check the number of use of the SPF, the scanner, the finisher, and inserter, the stapler, and the punch.
Check the number of use of each paper feed section.
Check the ROM version.

(2) Necessary execution items in maintenance and servicing

The necessary execution items in maintenance are shown below. (The items necessary to be executed are marked with "∗" in the table below.)
The following items must be executed regardless of maintenance or not. (∗).
(∗): When repairing and inspecting (without replacement of maintenance parts), installing, cleaning each section, etc.
JOB
No. Work item
No.
1 — Toner concentration reference control level setting
2 — The photoconductor counter is cleared.
3 — The photoconductor rotation counter is cleared.
4 ADJ9 Copy image quality adjustment (check)
5 ADJ10 FAX mode print image quality adjustment (check)
6 ADJ11 Scanner mode image quality adjustment (check)
• The JOB No. indicates the title number of the adjustment item described in the chapter of the adjustments.
• Refer to the details based on this number according to necessity.
(3) Execution items after maintenance and servicing
The paper jam/trouble data are cleared.
The use quantity counter of each paper feed section is cleared.
The numbers of use of the SPF, the scanner, the finisher, the inserter, the stapler, and the punch are cleared.
The maintenance counter is cleared.
The list of setting values and adjustment values is printed.
Item
When repairing (replacing consumable parts)/maintenance
Simulation
When
installing
∗
25-2
24-7
24-11
46-2,9,10,
∗
11,18,31
46-12,13,
∗
14,15,16,45
46-21,22,
∗
23,24,25,27
Item
AR-M550/M620/M700 MAINTENANCE LIST 11 - 15
When When After cleaning
replacing the replacing the scanner
OPC drum developer (read) section
∗
∗
∗
∗ ∗ ∗
∗ ∗ ∗
∗ ∗ ∗
Simulation
22 13
22 13
22 1
22 2
22 3
22 12
22 4
22 6
22 8
22 9
22 5
When repairing
(without replacement
Periodic
of consumable
maintenance
parts)/inspecting
∗
∗
∗
Simulation
24 1
24 2
24 3
24 4
22 6