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JVC DR-MH300BE2 Service Manual page 6

Hdd&dvd video recorder

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3.1.3 Remove the drive unit (See figure 5)
• Prior to performing the following procedure, remove the top
cover.
• There is no need to remove the front panel assembly.
(1) Disconnect the socket wire from connector
main board.
(2) Disconnect the card wire from connector
digital board.
(3) Remove the five screws E attaching the drive unit and
bracket.
3.1.4 Remove the HDMI board and digital board (See figure 6, figure 7)
• Prior to performing the following procedure, remove the top
cover and HDD.
(1) Disconnect the socket wire from connector
HDMI board.
(2) Remove the three screws F attaching the HDMI board.
(3) Remove the two screws G (G1, G2) attaching the HDMI
board from rear side.
(4) Disconnect the connector from
from digital board.
(5) Disconnect the card wire from connector
digital board.
(6) Disconnect the socket wire from connector CN1101,
CN1102,
CN1801
on the digital board.
(7) Remove the four screws H attaching the digital board.
1-6 (No.YD089B)
CN5302
on the
CN2201
on the
CN2404
on the
CN2401
on the HDMI board
CN1103
on the
E
Drive unit
CN2201
E
Main board
Fig.5
Digital board
CN1103
CN1801
CN2401
CN1101
H
H
H
F
F
H
CN2404
F
HDMI board
Fig.6
Rear panel
G1
G2
Torque
Please note tightening too much.
G1 --- 0.784 N-m +- 0.078N-m ( 8.0 kgf-cm +- 0.8 kgf-cm )
G2 --- 0.25 N-m ~ 0.35N-m ( 2.6 kgf-cm ~ 3.6 kgf-cm )
Fig.7
Bracket
CN5302
E
E
CN1102

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