3
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ADJUSTMENT
3 - 5
• When performing “Automatic gamma adjustment” in addition, “Automatic initialization of
image quality control (05-396)” should be done.
An adjustment error may occur when you perform “Automatic initialization of image quality
control (05-396)”.
See “[4] Image quality control initialization (05-396) / check the controlling status” in
Service Manual “25.4.1 Drum surface potential sensor control related troubleshooting” to
clear the error.
• If “Readjust from IQC-Adjustment” is displayed, perform “Automatic initialization of image
quality control (05-396)”.
Code Item to be adjusted Contents
396 Automatic
initialization of image
quality control
<Procedure>
(A) While pressing [0] and [5] simultaneously, turn the power ON.
→ Adjustment ModeP
(B) Key in [396] and press the [START] button.
(C) “WAIT” is displayed.
(D) When the adjustment finishes normally, the equipment will return to initial
state of the Adjustment Mode.
When an error occurs
<When “Waste toner box replacement” is displayed>
1. Replace the waste toner box with a new one and close the waste toner box
cover.
2. Press and hold the [ON/OFF] button for a few seconds to shut down the
equipment.
3. Turn the power ON.
4. Release the waste toner box full status by the warming-up operation.
5. Check that “Ready” is displayed.
6. Press and hold the [ON/OFF] button for a few seconds to shut down the
equipment.
7.
Perform steps (A) to (D) in <Procedure>.
<When “ERROR” is displayed>>
(1)“ERROR” which occurs when toner is supplied
1. Press the [CANCEL] button to return to the original state in the adjustment
mode in order to check the toner low status.
2. Press and hold the [ON/OFF] button for a few seconds to shut down the
equipment.
3. Turn the power ON.
4. Check that the toner is being added properly in the warming-up status.
When a message prompts you to replace the toner cartridge, open the
front cover and replace the cartridge with a new one so that toner-empty
status will be released.
5. Check that “Ready” is displayed.
6. Press and hold the [ON/OFF] button for a few seconds to shut down the
equipment.
7.
Perform steps (A) to (D) in <Procedure>.
(2)“ERROR” which occurs in the surface potential sensor control
1. Specify the colors (Y,M,C,K) corresponding to 1 or 2 from the numbers
displayed in “ERROR”.
2. Press the [CANCEL] button to return to the initial state of the Adjustment
mode.
3. Press and hold the [ON/OFF] button for a few seconds to shut down the
equipment.
4. Clear the error following the procedure on Service Manual “25.4.1
Drum surface potential sensor control related troubleshooting” or
Service Manual
“25.4.3 Drum surface potential sensor control related
troubleshooting when setting up the equipment at unpacking”.
5.
Perform steps (A) to (D) in <Procedure>.
<Other abnormalities>
Take the appropriate action described in Troubleshooting.
P.6-1 "6. ERROR CODE and TROUBLESHOOTING"
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