JVC GX-N7E User Manual

No. Item
Measuring
instrument
Test point and Adjustment part
Description
7.| V. HEIGHT
Adjustment
pattern
Monitor TV
{underscan
type)
Gray scale
(GS-2A)
s
VIDEO OUT
R349 (V HEIGHT)
[DEF & HV BOARD)
© If an overscanning-type monitor TV is used,
mark the screen in the ratio 3:4.
1. Slide the camera back and forth or perform
zooming until the horizontal frame marks
concide with the side limits of the monitor
screen, as shown in Fig. 2-7 (a).
2. Adjust R349 (V. HEIGHT) until the vertical
frame marks concide with the upper and
lower limits of the monitor screen, as shown
in Fig. 2-7 (b).
V.C. i
ENTER
Deniers
R355
(V
CENTER)
©
Set
the
[RIS
CONTROL
SWITCH
to
AUTO
Adjustment Ga). ~~] [PRE-PRO [DEF & HV BOARD) eS
: BOARD] 1, Shoot the white pattern on the full screen
surface and adjust so that the pattern
ae [SSG BOARD] edges do not appear on the screen.
me
2.
Simultaneously
measure(K1D
(COMP.
BLK)
andCB7), and adjust R355 (V CENTER) so
that the video start coincides with COMP.
BLK completing point as shown in Fig. 2-8.
i
t
‘3
|
i)
COMP .BLK
Fig. 28
j
L a J
J
(No. 5550) 17E
ALT
7
ring
Test
point
and
Adjustment
part
|
instrument
;
Description
9.
|
SHADING
|
Oscilloscope
CT)
&
Ce)
[PRE-PRO
HCENTER|
\
10:1
BOARD]
Adjustment
pattern
HCENTER
ep ft)
Alignment
magnet
°
R305 (FOCUS)
R327 (H CENTER)
[DEF & HV BOARD)
Shoot
the
white
pattern
and
set
the
iris
|
to obtain 0.4 VoBwP at
1.
As
shown
in
Fig.
2-9
{a),
demount
the
switching
regulator
by
removing
the
screw ®
(Note)
Leave
the
connector
attached.
DY. FOCUS VRs
R120 (H SAW) 2
R121 (H PB)
R122 (Vv SAW)
R123 (V PB)
[MOTHER BOARD)
FY switching
Regulator
Fig. 2-9 (a)
Alignment magnet
ij
Measure(B7)).
and
as
shown
in
Fig.
2-9
(b),
adjust
the
alignment
magnet
and
R305
(FOCUS)
so
that
the
carrier
is
maximum
and
the
phase
tines
are
clearly
observable.
Fig. 2-9 (b)
3.
As
shown
in
Fig.2-9
(c),
adjust
R120
(H
SAW),
R121
(H
PB),
R122
(V
SAW),
and
R123
(V
PB)
so
that
the
waveforms
become
uniform
or
disappear.
UN
it
it
Fig. 2-9 (c)
4,
Adjust
R327
(H
CENTER)
so
that
right-
side/left-side
balance
of
the
carrier
shown
in
Fig.
2-9(c)
is
equalized.
.
Repeat
above
steps
2
and
3
until
shading
is minimized.
Also,
if
necessary,
repeat
“2-6.
H
WIDTH/H
LIN Adjustment.”
oa
{
18E (No. 5550)

JVC GX-N7E Specifications

General

Brand	JVC
Model	GX-N7E
Category	Camcorder
Language	English