
Disassembly and Assembly
Rev. A
3-13
3.2.6.1 Printer Mechanism Removal
Step 1) Remove the upper housing assembly. (See Section 3.2.5.)
Step 2) Remove the rear cover and a screw (CBB, 3x10) securing the grounding wire and
the MAIN board to the main frame. Then remove the grounding wire. (See Section
3.2.2.2.)
Step 3) Remove 4 FFCs and a harness (2 pins) for the rear paper sensor from the
connectors on the sub board.
Step 4) Disconnect the harnesses from the relay connectors.
Step 5) Remove 2 screws (CBS, 3X6) securing the right and left grounding plates to the
right and left sides of the printer mechanism, respectively.
Step 6) Remove 1 screw (CBS, 3X6) fixing the FG terminal to the right end of the printer
mechanism, and remove the FG terminal.
Step 7) Remove 4 screws (CBB, P4, 4X25) securing the printer mechanism to the lower
housing assembly. Then lift up the printer mechanism and remove it.
CAUTION
Be sure to connect the harnesses to the relay connectors of the same colors.
C B B S c r e w s ( P 4 ) ( 4 X 2 5 )
F G T e r m i n a l ( f o r C o n t r o l P a n e l )
C B S S c r e w ( 3 X 6 )
C B B S c r e w s ( P 4 , 4 X 2 5 )
G r o u n d i n g P l a t e
C B S S c r e w ( 3 X 6 )
G r o u n d i n g P l a t e
C B S S c r e w ( 3 X 6 )
G r o u n d i n g W i r e f o r t h e P r i n t e r M e c h a n i s m
Figure 3-12. Printer Mechanism Removal
Summary of Contents for DLQ-3000 Minerva+
Page 1: ...EPSON 24 PIN DOT MATRIX PRINTER EPSON DLQ 3000 SERVICE MANUAL SEIKO EPSON CORPORATION 4008259 ...
Page 5: ...v REVISION SHEET Revision Issued Data Contents Rev A August 21 1997 First Release ...
Page 61: ...2 3 12 Other Sensor Circuits 2 31 ...
Page 160: ...Chapter 6 Maintenance 6 1 Maintenance 6 1 6 1 1 Lubrication and Adhesion 6 1 ...
Page 171: ...DLQ 3000 Rev A A 6 ...
Page 172: ...Appendix Rev A A 7 A 2 Circuit Diagrams Figure A 2 C210 MAIN Board Circuit Diagram 1 2 ...
Page 173: ...DLQ 3000 Rev A A 8 ...
Page 174: ...Appendix Rev A A 9 Figure A 3 C210 MAIN Board Circuit Diagram 2 2 ...
Page 175: ...DLQ 3000 Rev A A 10 ...
Page 177: ...DLQ 3000 Rev A A 12 Figure A 5 C124 PSB Board Circuit Diagram ...
Page 180: ...Appendix Rev A A 15 Figure A 8 C210 MAIN Board Component Layout 2 2 ...
Page 181: ...DLQ 3000 Rev A A 16 Figure A 9 C124 PSB Board Component Layout ...
Page 182: ...Appendix Rev A A 17 Figure A 10 C124 PSE Board Component Layout ...
Page 189: ...EPSON SEIKO EPSON CORPORATION ...