Epson 2080 - LQ B/W Dot-matrix Printer, Service Manual

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LQ-2080 Revision A
Troubleshooting Overview 41
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)
5.2.2 Sensors
See the LQ-2070 Service Manual.
5.2.3 Motors
See the LQ-2070 Service Manual.
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
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.
Meter Reading
<LQ-2070>
39.3 ± 10%
Ω
→
<LQ-2080>
29.6 ± 10%
Ω
Pause
Paper
Out
Tear Off /
Bin
Condensed Font
Paper out error On On --- --- ---
Paper eject
warning
On Blink --- --- ---
Head hot warning Blink --- --- --- ---
Fatal error Blink Blink Blink Blink Blink