EPSON Stylus Color 440/640/740
Revision A
Chapter 3
Troubleshooting
90
(Continued)
The printer does
not operate at all.
+5V line is dead.
IC51 (L4962E/FA3635P) is
dead.
Note:
• L4962 is used for Stylus
Color 440/640.
• FA3635P is used for
Stylus Color 740.
Stylus Color 440/640:
• Check the oscillation
(Pin 5) waveform of
IC51.
(Pin 5)
• Check the switching
(Pin 7) waveform of
IC51.
(Pin 7)
Replace IC51.
IC51 (L4962E/FA3635P) is
dead.
Note:
• L4962 is used for Stylus
Color 440/640.
• FA3635P is used for
Stylus Color 740.
Stylus Color 740:
• Check the switching
(Pin 8) waveform of
IC51.
(Pin 8)
Replace IC51.
Table 3-5. Repair of the C206/C257 PSB/PSE Board
Symptom
Condition
Cause
Checkpoint
Solution
Содержание Stylus Color 440
Страница 1: ...EPSONStylusColor440 640 740 Color ink jet printer 4009667 ...
Страница 8: ... PRODUCTDESCRIPTION ...
Страница 42: ... OPERATINGPRINCIPLES ...
Страница 81: ... TROUBLESHOOTING ...
Страница 99: ... DISASSEMBLYANDASSEMBLY ...
Страница 129: ... ADJUSTMENT ...
Страница 153: ... MAINTENANCE ...
Страница 160: ... APPENDIX ...
Страница 203: ...EPSON Stylus Color 440 640 740 Revision B Chapter 7 Appendix 203 C206MAIN B Circuit diagrams 1of 2 See the hard copy ...
Страница 204: ...EPSON Stylus Color 440 640 740 Revision B Chapter 7 Appendix 204 C206MAIN B Circuit diagrams 2 of 2 See the hard copy ...
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Страница 208: ...EPSON Stylus Color 440 640 740 Revision B Chapter 7 Appendix 208 C206PSB 1 1 ...
Страница 209: ...EPSON Stylus Color 440 640 740 Revision B Chapter 7 Appendix 209 C206PSE 1 1 ...
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