Hitachi DZ-MV580A Service Manual page 59

Troubleshooting > Trouble Diagnosis
2) Attach the MAN-H/MAN circuit board independently to the frame, and connect the DRF-H/DRF
circuit board to it.
3) Assemble the USB holder, USB-H/USB circuit board and rear cover.
4) Assemble the disc cover so that hinge
cover. Do not incline the disc cover at this time: Inclining the cover when assembling it could
break the switch inside the cover.
Note:
Attach the MAN-H/MAN circuit board independently of the frame only when setting to service
position (A).
When setting to service position (B) or during normal assembly, be sure to connect the AEL-H/AEL
circuit board to MAN-H/MAN circuit board first, and then attach them to the frame.
If the AEL-H/AEL circuit board is connected to MAN-H/MAN circuit board that is already attached
to the frame, connection error may occur, or the circuit boards or frame could be damaged.
(b)
2)
(a)
2) [G]
(a) MAN-H/MAN circuit board
(b) Frame
(c) DRF-H/DRF circuit board
(d) USB holder
(e) USB circuit board
(f) Rear cover
(g) Disc cover
(h) Hinge of side case-R
(i) Flat cable
(j) Disc drive unit
(k) Loader
(m)Side case-R
(n) Heat sink rubber
of side case-R fits into point
1
3) [F]
(f)
3) [M]
2) (c)
(n)
3) [A]
2) [G]
3) [F]
3) (e)
3) (d)
4)
[A] M1.7x4 (Black)
[F] M1.6x2.5 (Black)
[G] M1.7x3 (Gold)
[M] M1.7x3 (Black)
Fig. 4-7-3 Setting to service position (A)
4 - 36
at the top of inside of disc
2
3)
(j)
(b)
(a)
(i)
(m)
Correct Incorrect
Installing and inclined disc
cover could damage the switch
in side the disc cover.
(h)
2
1
(g)
4) (i)
(k)
(h)
4) [F]
4) [F]
(g)
Incorrect
Switch
Disc
cover