— 16 —
Fig. 4-3.
4-3. Drum Base Assembly, Drum Earth
1. Removal procedure
1)
Remove the capstan flexible board and flexible wiring board
(FP-300) from the holders
X
,
Y
and
Z
in the direction of the
arrow.
2)
Remove the drum assembly. (Refer to section 4-1.)
3)
Remove the screw (M1.4
×
2.5)
2
.
4)
Remove the claw
D
of the guide rail T2
3
from the hole
E
of the drum base assembly in the direction of the arrow
F
.
5)
Remove the three screws (M1.4
×
2.5)
4
.
6)
Remove the drum base assembly
5
in the direction of the arrow.
7)
Remove the screw (screw assy PW M1.7
×
2.6)
6
.
8)
Remove the drum earth
7
and earth spacer
8
.
2. Attachment procedure
1)
Attach the ground spacer
8
and drum ground
7
with the screw
(screw assy PW M1.7
×
2.6)
6
.
Tightening torque: 0.078 ± 0.01 N•m (0.8 ± 0.1 kgf•cm)
2)
Align the drum base assembly
5
with the reference pin and
tighten the three screws (M1.4
×
2.5)
4
in the order of
G
,
H
and
I
.
3)
Insert the claw
D
of the guide rail T2
3
into the hole
E
of the
drum base assembly
5
and tighten the screw (M1.4
×
2.5)
2
.
Tightening torque: 0.078 ± 0.01 N•m (0.8 kgf•cm)
4)
Remove the drum assembly. (Refer to 4-1.)
5)
Attach the flexible wiring board (FP-300)
1
and capstan
flexible board to the drum base assembly.
6)
Clean the tape running path. (Refer to 2-2.)
hole
E
8
Ground
spacer
7
Drum
ground
6
Screw
(screw assy PW
M1.7
×
2.6)
4
Three screws
(M1.4
×
2.5)
2
Screw
(M1.4
×
2.5)
3
Guide
rail (T2)
5
Drum base
assembly
Remove the guide rail
(T2) in the direction
of the arrow
F
.
F
Guide rail
(T2)
Drum base assembly
Two dowels
B
C
A
Remove the flexible board in the
direction of the arrow
A
B
C
.
1
FP-300 flexible board,
Capstan flexible board
FP-300 flexible board
Capstan flexible board
Claw
D
I
G
H
X
Y
Z
Claw
D
