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(21) GYR-H Circuit Board, Lens Frame, Lens Unit, Cushion, Crystal Filter, CCD Image Sensor, and SEN-H Circuit Board in VDR-M70PP
GYR-H Circuit Board (a) 1) Remove two screws [D], and then remove the GYR-H circuit board. Lens Frame (b) 2) Remove one screw [D]. 3) Release the two tabs. 4) Remove the lens frame in the direction of the arrow. Lens Unit (c), Cushion (d) and Crystal Filter (e) 5) Remove two screws [L], and then remove the lens unit, cushion and crystal filter. CCD Image Sensor (f) and SEN-H Circuit Board (g) 6) Unsolder the fourteen points of CCD image sensor terminals on SEN-H circuit board. Note: 1) The lens unit, crystal filter and CCD image sensor are precision components: Take great care when handling them. Adherence of dust, foreign object, fingerprint, etc. to them, scratches or impact, could cause a fault. 2) Never use metal tweezers to handle the crystal filter: Doing so could cause a fault. Procedure and caution for reassembly 1) Take care with the orientation of crystal filter when assembling it: Incorrect orientation of the crystal filter could cause a fault. 2) When assembling the lens unit into lens frame, insert the flat cable (h) of lens unit inside the lens frame.
(f) (c) (h) (d) (e) (h) (b) 2) [D] (a) (b) (c) (d) (e) (f) (g) (h) GYR-H circuit board Lens frame Lens unit Cushion Crystal filter CCD image sensor SEN-H circuit board Flat cable 1) [D]
b
(g) 6)
(c) 5) [L]
a
Transparent Color
a>b
[D] M1.7x4 (Black)
(a)
[L] M1.7x5 (Silver)
4)
(b) 3) Tabs
Fig. 5-3-26