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High-voltage transformer goes ON.


Chapter 10 Troubleshooting Copyboard Cover 1 Detach the rear cover. Also, the microproces- sor judges that there is a jam if one of the sensors detects paper when the power is switched ON. Changing The Reproduction Ratio, I. Blank Assembly 3 Hold the blank assembly on its bottom, and remove the four screws [3]; then, pull out the pre-exposure unit to the front.

Replacing The Cassette Spring Basic Scanner Operation Mechanical The standard leading edge nonreproduced area on a Direct copy of the test sheet is 2. Upper and Replace the upper and lower fixing lower fixing rollers both rollers at the same time.

Fixing Assembly Lower separation claw Figure Detaching the Fixing Assembly 1 Remove the screw [1], and detach the fix- ing assembly knob [2].


Samples Of Image Faults Varies depending on the reproduction ratio.

Canon NP6320 Service Manual

Adjusting Belt 2 screws 2. The main motor M2 is a stepping motor that uses the oscillation frequency of the crystal oscillator on the power supply assembly. Disassembly And Assembly Use alcohol when cleaning the glass; do not use solvent, or the white paint along the right edge of the glass may melt.

Clean up around the copier. DC controller PCB to the registration roller clutch. Do not force the control panel, or the harness connected to it may snap off.

Do not use solvent or dry wipe the drum; never use drum cleaning powder. Dummy drum Knob Keep the knob for use later.

Feed roller Clean the feed roller be- low the developing unit. Pre-exposure Are the pre-exposure lamps brighter after End.

Canon NP6320 Manuals

The operation causes the toner inside the the copyboard after the Copy Start key goes developing assembly to be stirred. If it is normal, re- place the scanner home position sensor Q3.

Wipe the white surface on the underside of the copyboard cover with a cloth dampened with water or a mild cleaning agent. Daily Inspection To Be Performed By The User Wipe the white surface on the underside of the copyboard cover with a cloth dampened with water or a mild cleaning agent. Is the voltage approx. Check if the recom- mended paper is being used.


Switch the power ON. Using the Service Mode Movement of the Blank Exposure Mechan Consumables Copy paper Keep wrapped to protect against humidity. Paper Transport System, A. Table Of Contents A. Incorrect Paper Feed Operation Does ers or drive gears inter- the voltage change from 0V to about 24V? Detaching the Clearing Brush Roller 1 Open the delivery assembly.

Canon NP Laser Printer Toner Cartridges

This operation is executed also when the zoom mode is switched to the Direct mode. Operation Page 72 Page 73 – C. Figure 3 Detach the right door [3] as if to lift it out of the cut-offs [4]. Operation change Of Reproduction Ratio Control panel Does the problem disappear when the con- End. Lens Drive Assembly