Adjustment Overview; Required Adjustments; Required Adjustment Tools - Epson LQ-2170 Service Manual

LQ-2170 Service Manual

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.
Repaired Item \ Adjustment
Printer Mechanism Replacement
Main Board Replacement
EEPROM Replacement
PW Sensor Assembly Replacement
Platen Assembly Replacement or Removal
CR Motor Assembly Replacement or Removal
Right Frame Assembly Replacement or
Removal
Right Frame Disassembly
Left Frame Replacement or Removal
RD Assembly Replacement or Removal
CR Assembly Replacement or Removal
( 1) : —- means adjustment is not required.
( 2) : means adjustment is required.
When any part is replaced or reassembled, use the Check Program included on the Settings
Diskette, and check the performance and settings of various check patterns.

4.1.2 Required Adjustment Tools

The following table shows the tools required for each adjustment.
Adjustment
Platen Gap
Bi-d Print Alignment
Factory Settings ( 2)
TPE Level Reset
1: The Settings Diskette contains 3 settings programs: the bidirectional adjustment program,
factory settings program, and TPE (top paper end) level rewrite. The diskette also includes 4
check programs: continuous form paper, A3 cut sheets, A4 cut sheets, and envelopes.
2: This factory settings program includes several factory setting items. Using this program sets
the printer to the destination factory settings.
Rev. A
Table 4-1 Required Adjustments
Note
Table 4-2 Required Adjustment Tools
Required Tool
Thickness Gauge (B776702201)
Settings Diskette (
Settings Diskette
Settings Diskette
Platen Bi-d Print
Gap Alignment
—- ( 1) ( 2)
—-
—-
—- —-
—-
—-
—-
1) or Remote Utility or Panel Operation
Adjustment
Factory TPE Level
Settings Reset
—-
—-
—-
—-
—- —-
—- —-
—- —-
—- —-
—- —-
—- —-
—- —-
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