Adjustment Item; Mechanical Adjustment; Standard Adjustment - Epson Stylus Pro 4400 Service Manual

EPSON Stylus Pro 4400/4450/4800/4880/4880C

5.1.5 Adjustment Item

Printer adjustment items and their adjustment classification descriptions are shown in the tables below.
Note "*1": AU = Adjustment program (utility)
"*2": M2 = Maintenance Mode 2 (Refer to
"*3": AT = Adjustment tool (Not including program tools)

MECHANICAL ADJUSTMENT

Adjustment Item
CR Timing Belt Tension Adjustment
PF Timing Belt Tension Adjustment
Paper Thickness Sensor Adjustment
CR Encoder Sensor Position Adjustment
PG Adjustment
Multi Sensor Position Adjustment

STANDARD ADJUSTMENT

Adjustment Item
RTC&USB ID&IEEE1394 ID
Head Rank ID
Multi Sensor Level Adjustment
T&B&S (Roll Paper)
T&B&S (Cut Sheet)
Cutter Pressure Adjustment
Nozzle Bi-D Adjustment
Printhead Slant Adjustment (CR)
Printhead Slant Adjustment (PF)
Auto Uni-d Adjustment
Adjustment
"1.4.6 Maintenance Mode 2 (p90)"
Table 5-3. Mechanical Adjustment
Adjusts the CR Timing Belt to the required tension.
Adjusts the PF Timing Belt to the required tension.
Adjusts the installation position of the sensor so it can accurately detect paper thickness.
Adjusts the CR Scale position in relation to the CR Encoder Sensor.
Adjusts the interval between the print head and the platen.
Adjusts the installation position of the Multi Sensor so the distance between the Multi Sensor and the
platen will be acceptable.
Table 5-4. Standard Adjustment
Initializes the RTC, and writes both the USB ID and the IEEE 1394 ID.
Writes the Head Rank ID.
Adjust the light receiving level of the Multi Sensor.
This adjusts the printing position in relation to the paper surface for roll paper.
This adjusts the printing position in relation to the paper surface for cut sheet.
Adjusts the cut pressure of the paper cutter.
Adjusts matte black Bi-D to create a standard for all nozzle Bi-D adjustment.
Prints out a PF-directional slant pattern of the printhead, and adjusts the PF-directional slant.
Prints out a CR-directional slant pattern of the printhead, and adjusts the CR-directional slant.
Performs automatic Uni-D adjustment with the Multi Sensor.
)
Description
Description
Overview
Revision C
Method
Ref.
*1 *2 *3
AU M2 AT
--- --- P.376
--- --- P.378
--- P.380
--- --- --- P.382
--- P.383
--- --- P.385
Method
Ref.
*1 *2 *3
AU M2 AT
--- P.387
---
--- P.388
---
--- P.389
---
--- --- P.390
--- --- P.391
--- P.393
--- P.393
---
--- P.394
---
--- --- P.397
--- --- P.401
371