Description Of Adjustments - Epson Stylus Pro 7700 Service Manual

Epson Stylus Pro 7700/7710/7700M/7710M/7900/7910/9700/9710/9900/9910/WT7900/WT7910/9890/9908/7890/7908

5.1.3 Description of Adjustments

The following table describes the general outline of the adjustments.
Note : The meanings of abbreviations in the "tool" column are as follows.
SP = Service Program
SM = Serviceman Mode
MECH = Mechanical Adjustment can be performed. (In some cases, a dedicated tool for the adjustment or a commercially available tool such as a tension gauge is necessary.)
Class
Network Test
Suction Fan Operation Check
Tests
Color LCD Display Check
Button Operation Check
NVRAM backup and restore
CR Timing Belt Tension Adjustment Adjusts the tension of the CR Timing Belt to a specified level.
CR Encoder Sensor Adjustment
CR Related
Adjustments
Head PG Adjustment
Cleaning PG Adjustment
Head Rank ID
Head Cleaning
Nozzle Check
Printhead Slant Adjustment (CR)
Adjustments
Printhead Slant Adjustment (PF)
Head Related
Auto Uni-D Adjustment
Adjustments
Auto Bi-D Adjustment
Colorimetric Calibration (Color ID)
Print Image
Absorber Position Check
Ink Mark Sensor Height Adjustment
Ink Mark Sensor Adjustment
ADJUSTMENT
Adjustment
Checks if the printer is available over a network.
Checks if Suction Fan is operated correctly.
Checks if there is no dot missing occurring on the Color LCD of the control panel.
Checks if buttons on the control panel are operated correctly.
Backs up parameters stored on the NVRAM on the previous board, and writes them
into the NVRAM on a new board.
This allows you to adjust the position of the CR Encoder Sensor to the CR Scale.
Adjusts the gap between the Printhead and the platen.
Adjusts the gap between the Printhead and the wiper.
Allows inputting the Head Rank ID.
Cleans the Printhead.
Checks the nozzles for clogging.
Prints an adjustment pattern to check if the Printhead is slanted in the CR direction and
corrects the head angle.
Prints an adjustment pattern to check if the Printhead is slanted in the PF direction and
corrects the head angle.
Performs an automatic Uni-D adjustment using the Ink Mark Sensor.
Performs an automatic Bi-D adjustment using the Ink Mark Sensor.
Adjusts the amount of ink droplets.
Prints a sample image. Print quality can be checked.
Checks the printing position for the borderless printing.
Adjusts the position of the Ink Mark Sensor to keep the proper distance from the
platen.
Adjusts the sensitivity and the detecting position of the Ink Mark Sensor.
General Overview
Overview
Revision I
Tool
Page
SP SM MECH
√
– – p.428
√
– – p.428
√
– – p.429
√
– – p.429
√ √
– p.363
√ √
– p.364
√
– p.368
√ √
– p.369
√ √
– p.372
√
– – p.374
√
– – p.376
√ √
– p.377
√ √
– p.378
√ √
– p.381
√
– – p.383
√
– – p.384
√ √ √
p.385
√ √
– p.360
√
– – p.398
√ √
– p.399
√
– – p.400
355
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