Epson LQ-860 Technical Manual page 142

Figure 4-34. Mainframe Unit ""-""---""-"-""--."-"-"--"- ""-"--"-""--"-.-.---"-4-28
Figure 4-35. BaseFrameUnit .""""-"......""""""""""""""""""""""""""
Carriage Removal "u""-M"-"-u"~"H"~"u"-.uoHo-" H"-.~o~"--o~H-.-H-294-29
Figure 4-36.
Figure 4-37. Leaf Spring and
Figure 4-38. Paper Guide Plate Spring and
Figure 4-39. Paper Guide Plate Mounting Direction '"""""""""""""""""""""""""""""""""""""" """""4-30
Figure 4-40. Paper Feed Roller Unit Removal ""n"ti"""ti"ti"o"-"H"-"M"ti-M"H "--"~"--"3131
Figure 4-41. Tractor Assembly (left) Removal -""-.-""--""-.."-"-"-"--"-"" --"--"-4-32
Figure 4-42. Tractor Assembly Phases ....."""-..""""".."""-".""s"""..."."""- ."."-"-""..""-"...""".4-32
Paper Tension Roller Shaft Assembly Removal "-"-""-"--""-"-"---"-4-33
Figure 4-43.
Ribbon Mask Holder Removal """'""""""""""""""""""""""""""""""""""" """""""""""""""""4-34
Figure 4-44.
Figure 4-45. Platen Gap Parallelism Adjustment -""-"-"-"-"-""--"-"--"-"-"-
Figure 4-46. Platen Gap Adjustment""."" ".-.."".""""."""""-.."".""""..""".""""" ."-""""""""""s"""""."4-37
Figure 4-47. Carriage Guide Shaft B Eccentric ""---"-.-"-"".---"-"--"-"-" --"--4-38
Figure 4-48. Platen Gap "-"-"--".-""--."-"-".--""-- ""--...-"---.-"--"-."--"--" "4-38
Paper Feed Motor Pinion Gear Backlash Adjustment ~""--"~"-"-~-"~4-39
Figure 4-49.
Print Position Alignment Sequence "-"-""ti"u"ti"m"-""tin"-"tim"o" -"-~"4-41
Figure 4-50.
Figure 4-51. Positions of Switches andVRs 'i-"-"m"-mm-"""ti"titi-"-"ti-""ti
Test Printing for Printing Alignment "ti"-""MH"""M"tioo"H"H"ti"H"-- "~"-"4-43
Figure 4-52.
Repair Tools """ """""""""""""""""""""""" """ """"""""""""""""""""""""" """ """"""""""""""""""""""""" ""4-1
Table 4-1.
Table 4-2. Measuring Instruments """""""""""o""""""""""""" """""""""""""""""""""""""" """ "" "" "" "" "" "" "" ""4-1
Table 4-3. Lubricants and Adhesive """""""""""""""""""""""" """"""""""""""""""""""""" '" "" "" "" "" "" "" "" ""'4-1
Table 4-4. Small Parts Abbreviations List -""""0."""".."o""""""oc" "0"""0""""""""""".."o"""". .. "" "". "".4-4
Table 4-5. Screw Forms and Abbreviated Part Names """""""""""""""""""""""" """ "" "" "" "" "" "" """4-4
Table 4-6. VRS and Carriage Speed Mode Relationship """"""""""""""""""""""'" """""""""""""""4-40
Parallel Adjustment Bush lnstatlation -u-"."-M"-.u-"-"M"--"Moc2929
Paper Guide Plate Removal "tiH"HoM"-""M"tiou"""-MM"o"m "~~"~"4-30
LIST OF TABLES
-"--4-35