Sony Digital8 M2000 - Photo Transistor (Q001, Q002 (Tape Top;Tape End)); LED (D001 (Tape LED))

4-14.Hall Element (H001, H002 (T/S Reel)),
Photo
Transistor
(Q001,
Q002
(Tape
Top/Tape
End),
D001
(Tape
LED)),
LED (D001 (Tape LED))
1.
Removal
procedure
2.
Attachment
procedure
"
1)
Remove
the
LS
chassis
block
assembly.
(Refer
to
4-10.)
1)
Solder
HOO]
(T
reel)
and
HO02
(S
reel)
respectively
at
the
four
2)
Remove
the
LS
grease
cover.
locations.
3)
Remove
the
two
solderings
and
remove
QO0!
(tape
top).
2)
Solder
Q002
(tape
end)
at
the
two
locations.
4)
Remove
the
two
solderings
and
remove
Q002
(tape
end).
3)
Solder
QOO!
(tape
top)
at
the
two
locations.
5)
Remove
the
two
solderings
and
remove
D001
(tape
LED).
4)
Solder
DOO]
(tape
LED)
at
the
two
locations.
6)
Remove
the
four
solderings
respectively
from
H0O1
(T
reel)
5)
Attach
the
LS
grease
cover.
and
H002
(S
reel)
and
remove
the
HOO!
and
H002.
6)
Attach
the
LS
chassis
block
assembly
to
the
mechanical
chassis.
(Refer to 4-10.)
Note: Be careful of the plarities of the Hall element (HO01, H002), Photo-
transistor (Q001, Q002) and LED (D001).
T reel sensor (HO01)
Tape LED (D001)
Ly
&) S reel sensor (HO02)
H001
Hall
element
(T
reel)
Drum
side
A polarity exists.
The
protrusion
faces
D001
inside unit. Push out hook Diode (tape LED) Drum side
Ho002
Q001
Hall
element
(S
reel)
Photo transistor
(tape top)
A polarity exists.
The protrusion faces
Remove
the
two
inside
unit.
solderings
LS chassis
FP-300
flexible
board
assembly
Photo transistor
LS-057
board
(tape
end)
FP-301 flexible board FP-302 flexible board
Outside the edge of the shaft Inside the top edge of the metal
LS chassis assembly (rear view)
LS grease cover
Fig. 4-14.
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