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CHAPTER 3 Disassembly and Assembly
Table of Contents
3.1 OVERVIEW
3-1
3.1.1 Disassembly Precautions . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3-1
3.1.2 Tools . . . . . . . . . . . . . . . . . . . . . . . .
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. . . . - - .”.-...””
““”.””””””””
3-1
3.1.3 Service ChecksAfterRepair . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
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. . .
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3-2
3.1.4 Specifications
forScreWs. . . . . . . . . . . . . . . .. ... ...
...”O””
....”.”
3-3
3.2 DISASSEMBLY AND ASSEMBLY
3-4
3.2.1 Removing the Printhead . . . . . . . . . . . . . . . . . ........””””-””.
““.” 3-5
3.2.2 Removing the Upper Housing Assembly. . . . . . . . . . . . . . . . . . . . . . . . . 3-6
3.2.2.1
Removinq
the
Eject
Roller Assembly
“.”””
.s
s”””””””
o
-””
-”
3-6
3.2.3
3.2.4
3.2.5
3.2.6
3.2.7
—
Removingthe MAIN and
PSB/PSE
BoardAssembfies
. . . . . . . . . . . . . . 3-7
3.2.3.1 Removing the MAIN Board Assembly. . . . . . . . . . . . . . . . . . . . . 3-8
3.2.3.2 Removing the
PSB/PSE Board Assembly. . . . . . . . . . . . . . . . . . 3-8
Removing the Printer Mechanism . . . . . . . . . . . . . . . . . . . . . .
“
. . .
“
“
“
-
3-9
3.2.4.1 Removing the
PF
Motor
. . . . . . . . . . . . . . . . . . . . . .. -------
3-10
3.2.4.2 Removing the CR Motor. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3-11
3.2.4.3 Removing the Platen. . . . . . . . . . . . . . . . . . . . . . . .
.””.
“
-..
“
3-12
3.2.4.4 Removing the PE Sensor . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3-13
3.2.4.5 Removing the HP Sensor. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3-14
3.2.4.6 Removing the Release Lever Position Sensor . . . . . . . . . . . . .
3-14
3.2.4.7 Removing the Carriage Assembly. . . . . . . . . . . . . . . . . . . . . . .
3-15
3.2.4.8 Removing the Ribbon Drive Gear Assembly. . . . . . . . . . . . . . .
3-16
3.2.4.9 Removing the PG Sensor. . . . . . . . . . . . . . . . . . . . . . . . . . . . .
3-17
Removing the Interface Board Assembly. . . . . . . . . . . . . . . . . . . . . . . .
3-18
Removing the Driven Roller Assembly . . . . . . . . . . . . . . . . . . . . . . . . .
$19
Disassembling and Assembling the Color Upgrade Kit. . . . . . . . . . . . .
3-20
3.2.7.1 Removing the Ribbon Motor Assembly. . . . . . . . . . . . . . . . . . .
3-20
3.2.7.2 Removing the CS Cam. . . . . . . . . . . . . . . . . . . . . . . . . . . . . .
“
3-20
3.2.7.3 Removing the Color Sensor Assembly. . . . . . . . . . . . . . . . . . .
3-20
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