Overview; Required Adjustments - Epson Stylus COLOR 1160 Service Manual

EPSON Stylus COLOR 860/1160

5.1 Overview

This chapter describes adjustments required when the printer is
disassembled and assembled after repair.
Additionally, this section describes the PF motor Loop scale unit
assembling procedure required when the PF Loop scale or Gear 76 is
replaced to new one.

5.1.1 Required Adjustments

Stylus COLOR 860/1160 require the following adjustments. (Refer to
Table 5-1) Perform any necessary adjustment referring to the figures
and procedures described throughout this chapter.
Table 5-1 Adjustment Required
No. Adjustment Item
1 Parallelism Adjustment • When you replace or remove the Carriage
• When you move the parallelism adjustment
2 Backlash value • When you replace the PF motor or Gear 76.
Adjustment
4 Initial Ink Charge • When you replace or remove the printhead.
5 Head Voltage ID Input • When you replace the printhead.
• When you replace the main board.
Note) The head ID values stored in the EEPROM
6 Printing Head Angle • When you replace or remove the printhead.
Adjustment
• When you move the printhead angle adjusting
7 Bi-D Adjustment • When you replace or remove the printhead.
• When you replace the main board.
• When you replace the CR Motor.
8 USB ID data Input • When you replace the main board.
9 Protection counter reset • When you replace the waste ink pad.
Adjustment
Conditions
guide shaft.
bushing.
are not erased by EEPROM reset operation.
lever.
Table below shows the actions taken and required adjustments in the
order to be performed.
Table 5-2 Actions Taken and Adjustment Required
No. Content of Operation
1 Removal of the printhead
2 Replacement of the printhead
3 Replacement of the main board
4 Replacement or Removal of the
Carriage Unit
5 Replace of the CR Motor
6 Replacement of the Printer
Mechanism
7 Replacement or removal of the
following parts.
1) PF motor
2) Gear 76
3) PF roller assembly (Gear 76 &
Loop scale is assembled with PF
roller)
Overview
Revision C
Adjustment Procedure
1. Perform initial ink charge.
2. Perform printhead angle adjustment.
3. Perform Bi-d Adjustment.
1. Perform initial ink charge.
2. Perform Head voltage ID writing
operation
3. Perform printhead angle adjustment.
4. Perform Bi-d Adjustment.
1.
1. Perform Head voltage ID writing
operation.
2. Perform Bi-d adjustment.
3. USB ID input
After perform the above adjustments,
replace the following parts.
1) Ink Cartridge.
2) Waste Ink Pad.
Above two kinds of the counter are
erased by replacing the Main board.
1. Perform parallel adjustment.
2. Perform printhead angle adjustment.
3. Perform Bi-d adjustment.
1. Perform Bi-d adjustment.
1. Perform Head Voltage ID Input.
2. Perform initial ink charge.
3. Perform Bi-d adjustment.
1. Perform the Backlash Adjustment.
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