Sony HDCU3500 Service Manual page 86

2. Remove the top chassis.
(1) Remove the nine screws, then remove the top chassis.
(2) Disconnect the optical module (SFP+) from the connector (CN401) on the ENC-185 board.
Top chassis
ENC-185 board
Front side
Tip
When attaching the top chassis, tighten the screws in the order of (a), (b), and other screws.
HDCU3500/HDCU5500
PSW
3 x 8
(b)
ENC assembly
PSW
(a)
3 x 8
Contact
surface
Optical module (SFP+)
CN401
2-52