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[5] DISASSEMBLY AND ASSEMBLY
* This chapter describes the disassembly procedure. For assembly
procedure, reverse the disassembly procedure.
For the procedure which requires special care, [Note for disas-
sembly/assembly) is provided.
For lubrication, refer to the section on lubrication and greasing
given hereinafter.
Disassembly and assembly procedures must be performed
deliberately in order to assure the reliability of the product.
* Descriptions for simple and easy replacement of units and parts
are omitted.
1. Upper cabinet (Fig. 5-1, Fig. 5-2)
(1)
2)
(3)
Remove platen knob L and R @.
Remove four screws @.
Use two (-) screwdrivers and pick sections @ to open the upper
and the lower cabinets.
[Fig. 5-2]
[Fig. 5-1]
PA-W1400
Lift the right side of the upper cabinet and remove from the
platen shaft right side ®.
Slide the upper cabinet to the left to separate it from the lower
cabinet.
(6)
Remove the display unit from the cable.
[Note for disassembly/assembly]
a. Before opening or assembling the upper cabinet, be sure to
remove the display unit cable from the main PWB or attach it to
the main PWB. (The display unit cable is assembled in the upper
cabinet.)
b. As shown in Fig. 5-2, when opening or assembling the upper
cabinet, be careful not to hit the PF holder spring © in the left side
of the mechanism unit. (If the spring is stretched out, replace it
with a new one.) (See Fig. 5-2.)
c. When installing the upper cabinet, carefully protect the LCD cable
from being caught by the printer unit and the key top.
(4)
(5)
2. LCD unit (See Fig. 5-3.)
(1)
(2)
Remove the upper cabinet. (See "1. Upper cabinet" above.)
Place the upper cabinet upside down. Use the LCD removing
tool (UKOGM2024CSZZ) to push projection ®, lift the LCD unit
towards ®, and remove it from the guide section. (There are
two projections in the both sides.)
Move friction arm @ in the direction © to remove it from LCD
unit ®. (there are two friction arms in both side.)
Remove the one side of tilt spring @ from section © of the LCD
unit. (Two sides.)
Remove LCD unit ®. At that time, remove also the cable from
the LCD unit.
(3)
(4)
LCD removing tool
(UKOGM2024C8Zz)
IFig. 5
[Note for disassembly/assembly]
a. Friction arm @ and friction spring @ are heavily greased with
screw grease (UKOG-0185CSZZ). Be careful to the greasi,
b. Aheavy pressure on the liquid crystal glass may break the:glass.
c. If friction spring @ is not greased with screw grease, bessure to
apply about 0.29 of screw grease to the whole surface oi -friction
spring @.
(for details, refer to "Lubrication and greasing.")
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