Replacementofthe Main Parts - Sanyo SFX-32 Service Manual

(6) Removal of the M-7 (Power Supply) PCB.
a) Remove the cabinet, transmission mechanical unit
and receiving mechanical unit (Refer to the
procedure 6-1 -(l), 6-1 -(2) and 6-1 -(3))
b) Disconnect the connectors CN71 and CN73. (See
figure 6-5)
c) Remove the M-4 (TEL)PCB and one screw for
earth wire coming from the M-7 (Power Supply)
PCB. (See figure 6-5)
(7) Removal of M-4 (TEL) PCB.
a) Remove the cabinet. (Refer to the procedure 6-1-
(l))
b) Disconnect the connectors CN41 and CN42 on the
M-4 (TEL) PCB. (See figure 6-5)
c) Remove one screw securing the M-4 (TEL) PCB.
(See figure 6-5)
(8) Removal of M-2 (Operation Panel) PCB and LCD.
a) Remove the cabinet and Transmission mechanical
unit. (Refer to the procedure 6-1-(1) and 6-1-(2))
b) Rer,love two screws securing the M-2 (Operation
w
Pan(]l) PCB. (See figure 6-6)
c) Remcve five screws securing the reverse side
cover. (See figure 6-6)
d) Discon lect the connector CN22 on M-2 (Operation
Panel) PCB. (See figure 6-7)
e) Remove eleven screws securing the M-2
(Operation Panel) PCB. (See figure 6-7)
9
Remove LCD by removing two screws. (See figure
6-7)
five screws securing the reverse side cover
d
\
two screws securing the M-2 (operation panel) PCB
FIGURE 6-6
eleven screws securing the M-2 (operation panel) PCB
(9) Removal of M-5 (Rx. Mechanical Control) PCB.
a) Remove the receiving mechanical unit. (Refer to
the 6-1 -(3))
b) Remove two screws securing the M-5 (Rx.
mechanical control) PCB. (See figure 6-8)
trol) PCB
two screws secufing the M-5
~eceiving mechanical unit
(Rx. mechanical control) PCB
FIGURE 6-8
c) Disconnect the connectors CN51, CN52, CN53 and
CN54. (See figure 6-8)
(10) Removal of M-6 (Tx. Mechanical Control) PCB.
a) Remove the transmission mechanical unit. (Refer to
the 6-1 -(2))
b) Remove the hooks (two places) fixing the M-6 (Tx.
mechanical control) PCB. (See figure 6-9)
M-6 (lx. mechanical control) PCB CN6S
Transmission mechanical unit ~
hooks (two plac~s)
I
c)
id
FIGURE 6-9
Disconnect the connectors CN61, CN62 and CN63.
(See figure 6-9)
6-2. Replacement of the main park
(1) Replacement of the Contact Image Sensor (CIS).
a) Remove the transmission mechanical unit. (Refer to
the 6-1 -(2))
b) Remove the operation panel. (Refer to the 6-1-(8))
c) Remove the platen sensor. (See figure 6-10, 6-1 1)
platen sensor
pull it out turning the arrow direction
bearing
w .-
0 "0 d b
e
4'
0
a
P
two screws a&uring LCD
'-LY
FIGURE 6-7
—
FIGURE 6-10
—23–