Pioneer DV-444 Service Manual page 66

DV-444, DV-440
PCB Location
H
POWER SUPPLY
UNIT
C
A
LOAB
ASSY
G
KEYB ASSY
4
Loading Mechanism Assy
1
Remove four screws.
2
Remove the Loading Mechanism Assy.
Loading Mechanism
Assy
Caution in installation:
Excess length of 4P Flexible Cable of the stepping motor
performs styling not to hold it under the JACB Assy.
SSIB Assy
JACB Assy
66
D
JACB ASSY
SSIB ASSY
B
DVDM
ASSY
F
FLKB ASSY
× 4
1
2
Performs styling on the
JACB Assy.
5
Diagnosis of DVDM Assy
1
Remove two screws.
2
Remove two PCB Support.
3
Remove two Flexible Cable.
4
Remove the DVDM Assy.
2
5
Connect two Connection Cables for Service (GGD1222)
between DVDM Assy and JACB Assy.
6
Reverse the Loading Mechanism Assy and DVDM Assy,
and arrange as figure below.
7
Put in spacers under the Loading Mechanism Assy not to
rub the Clamper.
7
Spacer
JACB Assy
8
Playback with a test disc, and diagnose the DVDM Assy.
2
× 2
1
3
4
3
DVDM Assy
Loading Mechanism Assy
DVDM Assy
5
Connection
Cable for
Service
(GGD1222)