Overview; Troubleshooting Information; Printhead; Sensors - Epson 2080 - LQ B/W Dot-matrix Printer Service Manual

LQ-2080

5.1 Overview

This chapter contains information necessary for troubleshooting. Like
other chapters, this chapter does not include the information common to
the LQ-2070.

5.2 Troubleshooting Information

This section gives you troubleshooting information to let you test points
for replaceable units.

5.2.1 Printhead

The information in this section is the same as for the LQ-2070 except for
the point below:


Point: Table 5-1 (LQ-2070 Service Manual)
Meter Reading
<LQ-2070>
39.3 ± 10%

5.2.2 Sensors

See the LQ-2070 Service Manual.

5.2.3 Motors

See the LQ-2070 Service Manual.
Troubleshooting
<LQ-2080>
29.6 ± 10%
Overview

5.2.4 The Error codes with Indicators and Buzzer


Error codes indicated by the LEDs
Table 5-1. Error Code Indicated by the LEDs
Pause
Paper out error On
Paper eject
On
warning
Head hot warning Blink
Fatal error Blink

Buzzer


Paper out error:Beeper sounds (...) *


Release lever operation error:Beeper sounds (- - - - -)*


Illegal panel operation:Beeper sounds (.)*
* The description (.) and (-) shows how the beeper sounds.
(.): Beeper sounds approx.100 ms and interval is approx. 100 ms.
(-): Beeper sounds approx.500 ms and interval is approx. 100 ms.
Revision A
Paper Tear Off /
Condensed
Out Bin
On --- ---
Blink --- ---
--- --- ---
Blink Blink Blink
Font
---
---
---
Blink
41