Epson LQ-670 - Adjustment Overview; Required Adjustments; Required Adjustment Tools

Chapter 4 Adjustments
Rev. A
4-1
4.1 Adjustment Overview
4.1.1 Required Adjustments
This section describes what adjustments are required after any part is removed or replaced. The following
table shows the relationship between the repaired item and the adjustment.
Required / Adjustment Platen Gap Bi-d Print
Alignment
Factory Settings
Print Head Removal or
Replacement
❍ (*2)
---(*1) ---
Printer Mechanism
Replacement
---
❍❍
Main Board Replacement ---
❍❍
Timing Belt Replacement
❍❍
---
Platen Roller Replacement
or Removal
❍
--- ---
CR Unit Replacement or
Removal
❍❍
---
CR Motor Removal or
Replacement
---
❍
---
PW(TOP) Detector
Replacement
--- ---
❍
EEPROM Initialization ---
❍❍
Note*1) : --- means adjustment is not required.
Note*2) : ❍ means adjustment is required.
4.1.2 Required Adjustment Tools
The following table shows the tools required for each adjustment.
Adjustment Required Tool Page
Platen Gap Thickness Gauge 4-2
Factory Settings Settings Diskette 4-3
Bi-d Print Alignment Settings Diskette 4-3
Table 4-1. Required Adjustments
Table 4-2. Required Adjustment Tools