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Disassembly and Reassembly > Disassembly
(15) Fulcrum Cover U and Fulcrum Cover B (Fig. 5-3-19)
1) Remove two screws [D] and then remove the
fulcrum cover U (a) and fulcrum cover B (b).
(16) GYR Circuit Board, Lens Frame, Lens Unit, SEN Circuit Board and Sensor
(Fig. 5-3-20)
GYR Circuit Board (a)
1) Remove screw [E], and then remove the lens
frame (b) from GYR circuit board.
Lens Frame (b)
2) Remove screw [E], and then remove the lens
unit from lens frame.
Lens Unit (c)
3) Remove two screws [L], and then remove
the lens unit. When removing the lens unit,
the crystal filter (f) and light shading rubber
(g) will detach automatically: Be careful not
to damage the crystal filter.
SEN Circuit Board (d) and Sensor (e)
4) Unsolder fourteen points (terminals of
sensor) on the SEN circuit board.
Note:
1) The lens unit is a precision component:
Take great care when handling it. Do not
subject the lens unit to impact, or allow dust
to adhere to it: Doing so could cause a fault.
2) The crystal filter does not have any special
orientation.
(a) Fulcrum Cover U
(b) Fulcrum Cover B
(b)
(a)
1 [D]
Fig. 5-3-19 Fulcrum Cover U and Fulcrum Cover B
(a) GYR Circuit Board
(b) Lens Frame
(c) Lens Unit
(d) SEN Circuit Board
(e) Sensor
(f) Crystal Filter
(g) Light Shading Rubber
(c)
2 [E]
Fig. 5-3-20 GYR Circuit Board, Lens Frame,
Lens Unit, SEN Circuit Board and Sensor
5 - 15
[D] M1.6×2.5 (Black)
(d)
3 [L]
(e)
4
(g)
(f)
1 [E]
(a)
(b)
[E] M1.7×4 (Black)
[L] M1.7×5 (Sliver)
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