Conceptual Work Diagram For Dm-M820 - Epson MR Series Technical Reference Manual

Conceptual Work Diagram for DM-M820

Rear cover (103)
Front cover (102)
Rear case attached
with Base assembly
Rear case (108)
Rear panel (1042)
LCD circuit board
(111)
Front case (109)
(*)
Touch panel assembly (1056)
or Touch panel unit (115)
LCD (110)
Switch circuit board
(113)
Note:
The above diagram is based on the DM-M820-014/024 model.
(*1) It is necessary for DM-M820-013/023 to do the procedures marked by an asterisk (*) in the diagram
above.
(*2) It is necessary for DM-M820-015/025 to do without the procedures marked by an asterisk (*) in the
diagram above. So to disassemble and assemble the this model, read the explanation without an MSR in
this chapter.
How to use this diagram:
1. Search for the target part enclosed in a solid line (not parts enclosed in a dotted line).
2. Trace the line from the target part to START.
3. You must remove all the parts or units shown on the route that you have traced.
Note that the steps of disconnecting cables and removing plates on the units are not described in
this key map.
9-4 Disassembly and Assembly
(*)
MSR assembly (106)
(*)
LED circuit board (1045)
Front case (109)
(*)
Touch panel circuit board
(116)
Top cover of
Base assembly
Base assembly (117)
Inverter circuit board
(112)
Hinge Assemblies (118)
DC Jack board
(122)
Rev. I