Rev.C Disassembly and Assembly   3-3
TM-L90 Service Manual
Confidential
Shortest Route for Disassembly of Major Parts
The next diagram shows the shortest disassembly route of major parts. Perform disassembly by 
following this diagram as well as explanations for the target item. For the disassembly 
procedure of the thermal print head, see page 3-4.
Representation of Small Parts
The standard small parts used in this chapter (such as screws, washers, and nuts) are all 
indicated with abbreviations. For details, see Appendix D, “Parts List.”
Cutter cover
Connector 
cover
Thermal print 
head assembly
I/F circuit board 
unit
Main assembly 
case
Main circuit 
board unit
Switch circuit 
board assembly
Auto cutter unit
N.E. detector 
assembly
Paper feed 
motor
Sub circuit board 
assembly
Cover detector 
assembly
Label paper
holder 
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