Replacementofthe Main Parts - Sanyo SFX-11 Service Manual

(8) Removal of the operation PCB (M-2) and the LCD.
The pressure spring
transmission mechanism
\
/
L
a)
b)
c)
d)
e)
9
9)
6-2.
Remove the right and left cabinet. (Refer to 6-1-(l))
Remove the transmission mechanical unit. (Refer to
6-l-(2))
Remove two screws (one screw at each end)
securing the operation panel. (Fig. 6-4)
Remove two screws securing the cover located
back side of the operation panel. (Fig. 6-6)
Disconnect the CN24 on the M-2. (Fig. 6-7)
Remove eleven screws in total securing the M-2.
(Fig. 6-7)
Remove two screws securing the LCD. (Fig. 6-7)
screws (2 PCS)securing
u
CN24
screws (2 PCS)securing
LCD
Fig.
6-7
Replacement of the main parts
(1) Replacement of the contact image sensor (CIS)
a)
b)
c)
d)
Remove the right and left cabinet. (Refer to 6-1-(l))
Remove the transmission mechanical unit. (Refer to
6-1 -(2))
Turn over the transmission mechanical unit and
remove the pressure spring from it. (Fig. 6-8)
Remove two screws (one screw at each end)
securing the CIS. (Fig. 6-9)
Fig. 6-8
'QcA
Fig. 6-9
w
(2) Replacement of the Thermal Head
a) Remove two screws securing the cover of the
receiving mechanical unit. (Fig. 6-1 O)
screws (2 pcs) securing cover
A
ig. 6-10
b) Remove two screws (one screw at each end)
securing the guide paper and remove the guide
paper while opening a part of the boss at both ends.
(Fig. 6-1 1)
T
c) Disconnect two connectors while taking out the
thermal head. (Fig. 6-12)
d) Remove two screws securing the thermal head.
(Fig. 6-12)
Connectors
0
screws
(2 PCS)securing thermal head
Fig. 6-12
e) Install the new thermal head and check the printing
quality by performing a black copy or the head test
before attaching the cover of the receiving mech-
anical unit
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