INSTALLATION MANUAL DIGITAL MULTIFUNCTIONAL SYSTEM MODEL MX-M623N MX-M623U MX-M753N MX-M753U Parts marked with " " are important for maintaining the safety of the set. Be sure to replace these parts with specified ones for maintaining the safety and performance of the set. SHARP CORPORATION This document has been published to be used for after sales service only. The contents are subject to change without notice.
MX-M753N [1] MX-M623N/M623U/M753N/ M753U 1. Installing (use) conditions (3) Power frequency, waveform 5GTXKEG /CPWCN The frequency must be within the range of the specified frequency r2%. If power waveform is deformed, a trouble may occur. (4) Safety Be sure to properly ground the machine. Before installing the machine, check that the following installing (use) conditions are satisfied. Grounding (earth connection) must be performed before inserting the power plug into the power outlet.
(2) Dust F. Note for handling PWB and electronic parts If dust enters the machine, it may cause dirty copy and a paper jam, resulting in a shortened lifetime. (3) When handling the PWB and the electronic parts, be sure to observe the following precautions in order to prevent against damage by static electricity. 1) When in transit or storing, put the parts in an anti-static bag or an anti-static case and do not touch them with bare hands.
G. Note for handling the drum unit, the transfer unit, the developing unit, and the fusing unit 3. Unpacking A. Unpacking procedure When handling the OPC drum unit, the transfer unit, and the developing unit, strictly observe the following items. 1) Remove the PP band. If these items are neglected, a trouble may be generated in the copy and print image quality. 2) Remove the top case. 3) Remove the top pads. 4) Remove the adjuster cover and the screw (in the bag) from the top pad L.
7) B. Removal of the fixing tape, protection material and parts packed together Remove the slope. * Slope: Parts Part name Skid slope 8) Part code DKiT-0367FCZZ Attach the slope to the concave section of the skid. C. Check the parts packed together 1) 9) Check that all the parts are in the package. Hold the machine grips and push them down in the arrow direction. NOTE: This machine includes a hard disk drive, which must be protected against vibrations and shocks.
4. Installation B. Lock release A. Adjuster cover installation 1) 1 2 Move the main unit to the installing position, and turn the adjuster to fix the main unit. (1) Lock position No. 2/3 mirror base lock screw Tray rotation plate fixing material No. 2/3 mirror base lock release Remove the No. 2/3 mirror base fixing screw and the label of note for unpacking on the left side. 2) Remove the bottom tray from the main unit. 3) Install the adjuster cover to the main unit.
C. Press the fusing section (upper and lower heat rollers) and remove the process separation pawl fixing block. D. Set developer 1) Pull the knob on the left door to pull out the left door. (1) Supply developer 1) Open the front cabinet. 2) Loosen the blue screw of the process cover, and tilt down the process cover toward you. 1 2 2 1 2) 3) Loosen the blue screw which is fixing the developing unit. 4) While pressing the developing unit lock lever, pull out the developing unit.
6) While supplying developer to the developer supply port of the developing unit, turn the MG gear clockwise with a plus screwdriver to supply all developer to the developing unit. 3) Insert the toner cartridge until it is locked. NOTE: When supplying developer, do not touch the MG roller with bare hands. (3) Set the toner density reference control level Insert the power plug into the power outlet. With the front cabinet open, turn on the power switch of the main unit.
4) 2) Pull out tray 3. 3) Slide the partition plate to tab paper as shown in the figure below and install it so that it covers the partition plate. Touch the [Change] key in “Tray 1”. Back Tray Settings Tray 1 Type Plain Size 8-1/2x14 Change Paper Property Fixed Paper Side Disable Duplex Disable Staple Disable Punch Feeding Approved Job Copy Print Fax I-Fax Doc. Filing 5) Select [Recycled] from the “Type” select box. 6) Make sure that [Auto-Inch] is selected in the “Size” select box.
G. Cleaning [Check with the gray test chart (UKOG-0162FCZZ)] (1) In the copy density check with the gray test chart, check to insure the following conditions. 1) Main charger Reciprocate the MC cleaner shaft back and forth to clean the electrode tip. Patch 2 is slightly copied. 1 2 SHARP gray chart SHARP GRAY CHART 3 4 5 6 7 8 9 10 W Patch 3 is copied. Patch 1 is not copied.
(Method 2) Execute SIM 67-25 to print the adjustment check pattern. L. Necessary procedures before moving the machine 1) The patch density is identical between patches or not reversed. The patch density is changed gradually. If the following options are installed, remove all of them from the machine. • Finisher PRINTER CALIBRATION • Large capacity tray Patch A or B is slightly copied. 2) Remove the following consumable parts from the machine.
