Advanced Adjustment - Epson Stylus Pro 4400 Service Manual

EPSON Stylus Pro 4400/4450/4800/4880/4880C
Adjustment Item
Multi Sensor Adjustment for Auto Nozzle
Check
Rear Sensor Adjustment
Platen Position Adjustment
1000mm Feed Adjustment
Initial Ink charge flag ON/OFF
NVRAM Back Up and Write
Check Platen Gap
Ink Discharge
Initial Ink Charge
Cleaning
Rear Sensor AD Adjustment
Colorimetric Calibration (Color ID)
Writing MAC Address

ADVANCED ADJUSTMENT

Adjustment Item
Multi Sensor Auto Bi-D Adjustment
Nozzle Bi-D Adjustment
Destination setting
PF Micro Feed Adjustment (Bi-D)
Copy Bi-D variables
Manual Uni-D Adjustment
Copy Uni-D variables
Adjustment
Table 5-4. Standard Adjustment
Corrects read timing of primary/secondary scan directions when Multi Sensor detects dot missing.
Determines the AD value to become the reading standard for a new rear sensor and saves it to the Main
Board.
Adjusts the borderless printing position.
Prints a 1000mm pattern, measures it and adjusts the band sending amount.
Turns ON/OFF the initial charging flag as needed after replacement of the Main Board.
Backs up parameters from NVRAM of the old Main Board and uploads them to the NVRAM of the new
Main Board.
Checks whether or not the 4 step PG position is in the correct position.
Discharges the ink in the internal ink route.
Performs initial charging.
Performs cleaning.
Obtains an AD value that is required as a basis for reading a new rear sensor, and saves the value on
the Main Board.
Adjusts the amount of ink droplets
Writes MAC address to the main board.
Table 5-5. Advanced Adjustment
Performs Auto Bi-D Adjustment by the Multi Sensor.
Performs Bi-D adjustment for all nozzles.
Sets the destination of the product.
Adjusts paper feed amount to reduce color banding.
Copies PG=1.2 Bi-D adjustment values to other PG setting areas.
Performs Uni-D adjustment for all nozzles.
Copies PG=1.2 Uni-D adjustment values to other PG setting areas.
Description
Description
Overview
Revision C
Method
Ref.
*1 *2 *3
AU M2 AT
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--- P.409
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Method
Ref.
*1 *2 *3
AU M2 AT
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--- P.434
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