Hitachi DZ-MV230A Service Manual page 35

Remove the rear block (E), REF circuit board (F), camera block (G), MAN circuit board (H), circuit board
frame (J), and then operate the lock unit (K). (See Fig. 3-2)
Caution when disassembling:
Be careful not to damage the plugs (PG0501 and CN1501) between REF and MAN circuit boards.
(8) Remove the four screws holding the rear block.
(9) Disconnect the three flat cables on REF circuit board.
(10) Disconnect the flat cable on MAN circuit board.
(11) Remove the screw holding the REF circuit board.
(12) Move the REF circuit board in the direction of the arrow, and then disconnect the connectors (PG0501 and CN1501)
from the MAN circuit board.
(13) Remove the REF circuit board in the direction of the arrow.
(14) Disconnect the three flat cables on MAN circuit board.
(15) Remove the three screws holding the camera block.
(16) Disconnect the two flat cables and the one connector on MAN circuit board.
(17) Remove the screw holding the MAN circuit board.
(18) Remove the MAN circuit board in the direction of the arrow.
(19) Remove the screw holding the circuit board frame.
(20) Remove the circuit board frame in the direction of the arrow.
(21) Use a screwdriver, etc. to push portion (f) of the lock unit in the direction of the arrow.
(22) Press the DISC EJECT button to open the disc cover, and then remove the DVD-RAM/DVD-R disc.
Caution when reinstalling:
Securely connect the flat cables to the connectors.
Securely connect the plugs (PG0501 and CN1501) between REF and MAN circuit boards.
Install the circuit board frame in the specified position.
E : Rear block
F : REF circuit board
G : Camera block
H : MAN circuit board
J : Circuit board frame
K : Lock unit
(8)
[Bottom view]
(15)
G
Fig. 3-2
K
(f)
(8)
(22)
(14)[Type-a]
(20)
(16)[Type-c]
(8)
(16)
J
(15)
(16)[Type-a]
(17)
(19)
(18)
H
(8)
E
CN1501
(10)[Type-a]
PG0501
(11)
(9)[Type-a]
(12)
(9)[Type-b]
(9)[Type-a]
(13)
F
2 - 7