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3-14. Replacing the Boards
[Notes|at|installation]3-14-2. SDI-49 Board
. Before connecting the connection connector, clean the
white optical contact at the tip of connector with alcohol.m
. Align the protrusion of the connector with the notch of. Every electrical part mounted on the SDI-49 board
the interconnection connector in connecting.cannot be replaced. If there is any defective part, replace
the board itself.
. Optical cables used in the unit are very fragile. So do not
Protrusion Notch
bend or yank in handling. This causes a break in the
(white)cable.(yellow)
1. Remove the heat sink assembly. (Refer to steps 1 and
Optical contact (white)Interconnection connector2 of Section 3-7.)
2. Disconnect the harness connector from the connector
(CN2) of the SDI-49 board, and disconnect the coaxial
connectors from the connectors (CN7 and CN3).
. Refer to the figure and keep the extra optical cable3. Disconnect the optical cable (blue).
(slacked part) in the fiber box.4. Remove the fiber guard.
5. Remove the four screws, and remove the SDI-49
board.
Optical cable (white)Optical cable (white)
winding direction
PS2.6 x 4
SDI-49 board
PS2.6 x 4
Fiber guard
Coaxial connector cable (CN7)
SDI-49 board
CN2
Optical cableCoaxial connector cable
(blue)(CN3)
HDC-900/950 MM3-19 (E) |