Disassembly Method - JVC GR-DVX44EG Service Manual

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1.3.2 Disassembly method

STEP
Fig.No.
PART
No.
1
DECK OPE ASSY
Fig.1-3-1 2(S1), (L1)
2
MIC UNIT
3
FRONT COVER
Fig.1-3-2 COVER(DV), (S3a), 3(S3b)
ASSY
4
UPPER CASE ASSY Fig.1-3-3 (S4a), 2(L4), LOCK(MONITOR) NOTE4a
(Inc.MONITOR
ASSY)
5
MONITOR ASSY
Fig.1-3-4 (S5a),(S5b)
6
LOWER CASE ASSY Fig.1-3-5
(Inc.OP BLOCK ASSY
/STROBE ASSY
/E. VF ASSY
/AUDIO BOARD
ASSY)
7
OP BLOCK ASSY Fig.1-3-6 2(S7),2(L7)
8
STROBE ASSY
Fig.1-3-7 (S8),GR-DVX77EG/EK,DVX88EG NOTE8
9
E.VF ASSY
Fig.1-3-8
0
AUDIO BOARD ASSY Fig.1-3-9 SPACER,(S0a),3(S0b),(L0a)
!
MDA BOARD ASSY Fig.1-3-10
@
MAIN BOARD ASSY
#
MECHANISM ASSY
Table 1-3-2
Note: Remove the parts marked in
CONN.
CONNECTOR
No.
1
a
DECK OPE ASSY -
CN804 ← → MIC UNIT
2
a
AUDIO
3
a
JACK
CN901
4
a
MDA
CN207
CN104 ← → W/B
4
b
MAIN
4
c
MAIN
CN106
4
d
MAIN
CN112
6
a
MAIN
CN101
6
b
MAIN
CN107
6
c
MAIN
CN109
6
d
MDA
CN205
6
e
MAIN
CN208
9
a
AUDIO
CN805
9
b
AUDIO
CN803
!
a
MDA
CN202
!
b
MDA
CN201
!
c
MDA
CN203
!
d
MAIN
CN102
!
e
MDA
CN204
@
a
MAIN
CN110
@
b
MAIN
CN111
Table 1-3-3
POINT
NOTE
CN 1a
2(S2), 2(L2)
NOTE2
CN 2a
NOTE3a
2(S3c), (S3d), STUD(HOOK)
NOTE3b
(L3)
CN 3a
(S4b), (S4c), (S4d), 2(S4e) NOTE4b
CN 4a, 4b, 4c, 4d
NOTE4c
NOTE5
CN 6a, 6b,6c, 6d, 6e
NOTE6a
(S6a), 4(S6b)
NOTE6b
NOTE6c
NOTE7a
NOTE7b
NOTE7c
CN 9a, (9b)
NOTE9a
(S9), 2(L9)
NOTE9b
NOTE9c
NOTE9d
NOTE0a
(L0b),BRACKET(TOP)
NOTE0b
CN !a, !b, !c, (S!)
NOTE!a
CN !d, !e
NOTE!b
NOTE!c
(S@a), (L@), SHIELD PLATE
NOTE@
CN @a, @b, (S@b)
(S#a), 2(S#b), 2(L#)
BRACKET(MECHA)
.
Pin No.
AUDIO
CN803
6
-
4
MAIN
CN103
18
SUB OPE ASSY
-
7
-
3
MONITOR
CN761
45/39
J.BOX/MENU
-
16
AUDIO
CN801
80
CCD
-
20
STROBE
-
12
OP BLOCK ASSY
-
24
JUNCTION
CN601
20
E. VF ASSY
CN1
16
FPC
-
6
DRUM MOTOR
-
11
LOADING MOTOR
-
6
CAPSTAN MOTOR
-
18
MDA
CN206
80
SENSOR
-
15
HEAD
-
8
ROTARY ENCODER
-
6
2
NOTE
:
Beware of electrical shock due to the capacitor during work.
(GR-DVX77EG/EK and GR-DVX88EG)
3
NOTE
a: When disassembling the Front Cover Assembly, remove
the screws, pull out the studs and free the grip belt.
3
NOTE
b: When attaching the assembly, make sure that the strobe
block fits properly into the frame.
(GR-DVX77EG/EK and GR-DVX88EG)
4
NOTE
a: Remove the Upper Case Assembly before removing the
Monitor Assembly 5 .
4
NOTE
b: Take care not to damage the parts (battery terminals).
4
NOTE
c: Take care not to damage the parts (spring).
5
NOTE
:
Refer to Fig. 1-4-1 for the disassembly method.
6
NOTE
a: Remove the board assemblies (Main/MDA) and Mecha-
nism Assembly together.
6
NOTE
b: When removing, take care not to disconnect the wire
or damage any of the parts.
6
NOTE
c: When attaching, be careful of the board attaching position.
7
NOTE
a: Remove the OP Block Assembly together with the
Strobe Assembly. Beware of electrical shock due to the
capacitor during work.
(GR-DVX77EG/EK and GR-DVX88EG)
7
NOTE
b: When removing, take care not to disconnect the wire
or damage any of the parts.
7
NOTE
c: Refer to Fig. 1-5-1 for the disassembly method.
8
NOTE
:
Beware of electrical shock due to the capacitor during work.
(GR-DVX77EG/EK and GR-DVX88EG)
9
NOTE
a: When removing, be careful with the FPC (for the Deck
Operation Assembly) attached inside the E.VF Assem-
bly.
Remove the FPC by unplugging it from the connector
and then taking the FPC out together with the E. VF or
by peeling it carefully so that the double-sided adhesive
can be reused later.
9
NOTE
b: When removing or attaching, take care not to damage
any parts.
Particularly, when attaching the switch, always pull out
the E.VF Assembly to avoid it from damaging the switch.
9
c: When attaching, be careful with the wire treatment.
NOTE
9
NOTE
d: Refer to Fig. 1-6-1 for the disassembly method.
0
NOTE
a: When attaching or removing, take care not to damage
any parts.
Attach the slide switch at the position of the DSC
switch (VIDEO side).
(GR-DVX77EG/EK and GR-DVX88EG)
0
NOTE
b: When attaching, take care with the wire treatment.
This note does not apply when the E.VF Assembly and
FPC have been removed together as shown in Fig. 1-3-
8.
!
NOTE
a: When unplugging the connector
handling of the FPC connected to it.
!
!
NOTE
b: Connector
e is located inside the circuit board, so it
should be the last item to be removed.
!
@
: When attaching, pay heed to the FPC treatment.
NOTE
c,
Mount the FPC so that it is caught between the Mecha-
nism Assembly and the Main Board Assembly.
!
d, be careful with the
1-3

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