JVC KD-S891R Schematic Diagrams page 18

3.1.6 Removing the main board
(See Fig.7)
• Prior to performing the following procedure, remove the front
panel assembly, front chassis assembly, heat sink, bottom
cover and rear bracket.
(1) Remove the two screws G attaching the main board.
(2) Disconnect the connector
board.
3.1.7 Removing the CD mechanism assembly
(See Fig.8)
• Prior to performing the following procedure, remove the front
panel assembly, front chassis assembly, heat sink, bottom
cover, rear bracket and main board.
(1) Remove the three screws H.
1-8 (No.49876)
CN501 and remove the main
Main board assembly
G
CN501
Fig.7
CD mechanism assembly
Fig.8
G
H
Top chassis
H