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4. OPENING / ASSEMBLING THE UNIT
4-1. OPENING THE CABINET
a. Disconnect the AC cable.
b. Pull and lift the printer cover.
c. Unscrew the screw-@ and -®.
d. Pull the customer display up.
e. Take the three (3) hooks-(B), -(C), and -(D) off by
pushing the top cabinet to backward.
f. Hold the both sides of top cabinet, and then lift the
rear edge up.
g. Horizontally slide the top cabinet to front side, and
then take the three (3) hooks-(E), -(F), and -(G) off.
4-2. REMOVING THE PRINTER
a. Open the cabinet.
b. Unscrew the screw-@)
which
are secured
the
printer to bottom cabinet.
c. Unscrew the screw-@ which is secured the ground
wire to bottom cabinet.
d. Carefully remove
the cables
connected
to M1
PCB.
% Refer to [DISCONNECT THE CABLE}.
e. Take out the printer.
" Ground chassis
4-3. REMOVING THE KEYBOARD
a. Open the cabinet.
b. Lift the keyboard, and then remove the flat cables
from the connector.
*% Refer to |DISCONNECT THE CABLE].
c. Take out the keyboard.
4-4. REMOVING THE M1 PCB
a. Open the cabinet.
b. Remove the keyboard.
c. Disconnect the all cables from M1 PCB.
Refer to [DISCONNECT
THE CABLE].
d. Push the hook-(H) and (I) to backward, and then lift
the M1 PCB.
e. Remove the M1 PCB from the hook-(J) and (Kk).
DISCONNECT THE CABLES
a. Push the connector cover down with even pressures.
b. Hold the jumper cable and pull it up straight.
(The cable will not removed if the whole cover was
not pressed uniformity)
CONNECTING THE CABLES
a. Align the cable pins straight with even span.
b. Insert the pins straight to connector until it stopped
and then check the all pins will not see.
c. Lightly pull the cable and make sure it held tightly.
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