(Hkcu-Hb15); Replacing The Sdp-16 Board (Hkcu-Hb15) - Sony HKCU-HB10 Maintenance Manual

3-2-2. Replacing the SDP-16 Board

(HKCU-HB15)

1. Remove the rear panel assembly (HKCU-
HB15). (Refer to Section 1-3-3.)
2. Remove the UL tapes that clamp the harness
(2P) of the optical multi cable assembly from
the fi ber cable cover. (Refer to Section 3-2-1.)
3. Detach the fi ber cable cover and the cover
(SDP-16). (Refer to Section 3-2-1.)
4. Open the harness clamp on the SDP-16 board
and disconnect the two optical fi ber cables
from the optical module.
(Refer to Section 3-2-1.)
m
. If optical fi ber cable is bent or pulled
strongly, it may be disconnected (especially
at the connector-cable connecting point).
Handle optical fi ber cables carefully.
. Do not touch the tip of the optical fi ber
cable. This may result in deterioration of
signals.
5. Remove the three UL tapes and disconnect
the harness (2P) of the optical multi cable
assembly from the connector CN103 on the
SDP-16 board. (Refer to Section 3-2-1.)
6. Remove the three screws and remove the
SDP-16 board.
7. Remove the two heat transfer sheets.
8. Install the new SDP-16 board by reversing
the steps of removal.
m
. It is recommended that the heat transfer
sheets be replaced with new ones.
. Attach heat transfer sheets with their dark-
er-color side facing up.
. For the installation and arrangement of the
optical fi ber cables and the harness (2P),
refer to steps 10 to 14 in "3-2-1. Replacing
the Optical multi Cable Assembly (HKCU-
HB15)."
HKCU-HB10
Heat transfer sheets Heat transfer sheets
SDP-16 assembly SDP-16 assembly
B3 screws B3 screws
3-11 (E)