JVC GR-D230US Service Manual page 16

3.2.6 DISASSEMBLY of [12] MONITOR ASSEMBLY
Notice
(1) First remove the MONITOR ASSEMBLY from the
LOWER ASSEMBLY since the MONITOR ASSEMBLY
is removed together with the LOWER ASSEMBLY in
ASSEMBLY AND DISASSEMBLY OF MAIN PARTS.
(2) During the procedure, be careful in handling the LCD
MODULE,etc., especially not to damage or soil the
monitor screen. If it is soiled with fingerprints, etc., gently
clean it with chamois or the cleaning cloth.
(3) Since the BACKLIGHT is soldered to the BOARD
ASSEMBLY (SD12), the BACKLIGHT should not be
separated from the BOARD ASSEMBLY except when
replacing the BACKLIGHT.
Disassembly
<Removing the MONITOR ASSEMBLY>
(1) Remove the two screws (1,2) so that the FPC moves
easily.
(2) Remove the four screws (3-6), and remove the
COVER(UPPER).
(3) Remove the three screws (7-9). Leave the FPCs
connected to the JUNCTION BOARD ASSEMBLY.
NOTE12a:
To remove the MONITOR ASSEMBLY, the FPCs of
JUNCTION BOARD ASSEMBLY need not be re-
moved.
(4) Remove the two screws (10,11), and remove the
MONITOR ASSEMBLY.
NOTE12b:
In attaching the MONITOR ASSEMBLY, be careful not
to damage the MONI_ON/OFF SWITCH.
HINGE UNIT ASSEMBLY
HINGE ASSEMBLY
HINGE
COVER(U)
NOTE12c
FPC
U/D
SWITCH
BOARD
ASSEMBLY
F2
SD12
MONITOR CASE
ASSEMBLY
c
1-16 (No.YF042)
16(S12g) HINGE COVER(L)
FPC
NOTE12c,e
P.C.MAGNET NOTE12d
17(S12g)
F1
F2
CN12a
CN12b
MONITOR BOARD
CN12c
ASSEMBLY
SD12
c
F3
BACK LIGHT
F1
SHIELD CASE
LCD MODULE
F1
<Disassembly of MONITOR ASSEMBLY>
(1) Remove the four screws (12-15), and remove the MON-
ITOR COVER ASSEMBLY while removing the three
hooks (L12).
(2) Remove the U/D SWITCH BOARD ASSEMBLY from the
MONITOR CASE ASSEMBLY.
(3) Unlock the connector CN12a and then CN12b, and raise
and remove the HINGE UNIT ASSEMBLY.
NOTE12c:
During the procedure, be careful in handling the FPC.
(4) Unlock one connector CN12c, and remove the FPC.
(5) Remove the MONITOR BOARD ASSEMBLY together
with the BACKLIGHT.
(6) Remove the SHIELD CASE.
(7) Remove the LCD MODULE.
<Disassembly of HINGE UNIT>
(1) Remove the two screws (16,17) and remove the HINGE
COVER(L) with care not to damage the FPC.
NOTE12d:
Be careful not to lose the P.C.MAGNET.
If the P.C.MAGNET is removed, attach the P.C.MAG-
NET so that a side with a mark comes inside.
(2) Remove the FPC from the HINGE COVER(L).
(3) Remove the FPC from the HINGE COVER(U).
(4) Remove the FPC from the HINGE ASSEMBLY.
NOTE12e:
Be careful in handling the FPC.
Wind the FPC around the rotational axis of the HINGE
ASSEMBLY 2.5 times so that the CONNECTOR of
FPC to be connected to the MONITOR ASSEMBLY
BOARD comes under the whole FPC.
1
2
(S12a)
(S12a)
c
d
10
(S12d)
11
(S12d)
9
8
(S12c) JUNC BOARD
(S12c)
7
ASSEMBLY
(S12c)
NOTE12a
MONI_ON/OFF SW
NOTE12b
NOTE12b
VIDEO-DSC SW
. .
: 0.246N m (2.5kgf cm)
14
(S12f)
b
15
(S12f)
Fig.3-2-6
. .
: 0.078N m (0.8kgf cm)
. .
: 0.196N m (2.0kgf cm)
COVER
(UPPER)
c
3
(S12b)
d
4
(S12b)
5
(S12c)
6
(S12c)
13
(S12e)
12
(S12e)
MONITOR
COVER
ASSEMBLY
a
b
L12