Procedure After Replacing The Control Panel; Adf; Outline; Procedure After Replacing The Adf Unit - Canon Color imageCLASS MF9170c Service Manual

Chapter 12
1. Backup the user data
Import the user data using the remote UI.
The machine does not support "Import/export via USB" (provided in the
following service SW) because it supports network as standard function.
# COPIER->FUNCTION->PARAM->SYS-SW->Bit Switch->SW 02 Bit6
2. Enter the flicker adjustment value of the control panel
1) Using the service mode, check the flicker value of the control panel.
TESTMODE> PANEL> FLICKER CHECK START> FLICKER AD-
JUST
MEMO:
The flicker adjustment value can be also checked in the spec list (FLICKER
ADJ PRM).
How to output the spec list: COPIER> FUNCTION> MISC-P> OUTPUT>
SPEC
2) Replace the main controller PCB.
3) Using the service mode, enter the adjustment value checked in Step 1).
TESTMODE> PANEL> FLICKER CHECK START> FLICKER AD-
JUST
4) Using the user mode, execute automatic gradation correction (full correc-
tion).
Initial Setting/Registration> Adjustment/Cleaning> Automatic Gradation
Correction> Full Correction

12.3.4 Procedure after Replacing the Control Panel

imageCLASS MF9170c / imageCLASS MF9150c / imageCLASS MF8450c
After replacing the control panel, adjust the flicker value of the control panel
using the service mode.
1) Using the service mode, make the machine display the flicker value ad-
justment screen for the control panel.
TESTMODE> PANEL> FLICKER CHECK START
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2) Press the [OK] key.
The flicker value entry screen is displayed.
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3) Press the [OK] key.
The flicker adjustment pattern (a pattern with horizontal stripes) is dis-
played in the LCD.
Pressing the right/left arrow keys, search for the area with the minimum
flicker.
4) Press the [OK] key.
5) Press the [Back] key.
The service mode operation is terminated.

12.4 ADF

12.4.1 Outline

12.4.1.1 Procedure after Replacing the ADF Unit

imageCLASS MF9170c / imageCLASS MF9150c / imageCLASS MF8450c
After replacing the ADF unit, execute automatic detection of the CCD read-
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ing position at ADF stream reading in the following service mode.
COPIER> FUNCTION> INSTALL> STRD-POS
[Operation]
Adjust the reading position by moving the scanner in increments of 0.1
mm.
[Time]
When the lamp is turned on: Adjustment time; 10 seconds
When the lamp is not turned on: Lamp adjustment time; 10 to 30 seconds
+ Adjustment time; 10 seconds
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