Clarion VRX613R User Manual

Mi SYSTEM CHECK
**
The
confirmation
of
connected
equipment
must
be
per-
formed
for
this
unit
only
when
the
wiring
connection
is
complete
and
power
is
turned
on
to
the
unit
first.
When
the
power
is
supplied,"SYSTEM"
and
"PUSH
PWR"
ap-
pear
alternately
in
the
display.Press
the
POWER
button,the
system
check
starts
inside
the
unit.When
"COMPLETE"
appears,press
once
again
the
POWER
button.
M ADJUSTMENTS
Dot
clock
adjustment(at
Digital
PWB)
1.
Turn
the
screen
on,and
connect
TP601(TEST)
to
GND.
2.
Adjust
TC601
so
that
the
reading
of
the
frequency
counter
at
TP602(VSYNC)
is
12MHz-+0.02MHz.
S-meter
adjustment(at
tuner
pack)
1.
Input
the
98.1MHz/30dB
4
(400Hz,30%
MOD)signal.
2.
To
make
a
test
mode,press
the
preset
button
6
more
than
1
second
while
holding
the
PLAY/PAUSE
button.
3.
Adjust
s-meter
VR
of
the
tuner
pack
so
that
the
reading
of
the
display
is
"28",
@
Test
mode
display
OOOOO0AA
S-meter
—Fig.1—
@
Side
view
of
the
main
PWB
Tuner
pack—
yo
Smeter
VR
ae
0D
4 Main PWB
—Fig.2—
H-sync
adjustment(at
LCD
and
LCD
PWB)
1.
Adjust
H-POS
VR
of
the
LCD
module
so
that
the
width
of
H-SYNC
pulse
at
2.5V
is
4.6+0.1
sec.
@ HSY wave form
H-SYNGC
—
VOLTS/DIV=1V
:
A-:B
TIME/DIV=0.5
uv
sec.
4640148
—Fig.3—
@
Reverse
side
view
of
LCD
DC-DC
converter
output
voltage
adjustment
(at
LCD
PWB)
1.
Adjust
VR701
so
that
the
voltage
of
TP703
is
5.3+0.02V.
2.
Make
sure
the
voltage
has
become
the
following
value
at each test point.
TP702 : 7.5+0.5V
TP704 : 13.04+0.5V
TP701 : —16.040.5V
Frequency
of
IC706
adjustment(at
LCD
PWB)
1.
Adjust
VR708
so
that
the
frequency
of
TP712
is
144kHz.
VIDEO
signal
adjustment(at
LCD
PWB)
(1~7:NTSC,
8:PAL)
Input
the
visuai
signal(10step
wave,monochrome,APL=50%,
1.0Vp-p)to
the
VIDEO
input.
@
10step
wave
VOLTS/DIV=0.1V(10:1PROVE)
A-B
TIME/DIV=10
u
sec.
1.
BRIGHT
voltage
confirmation
Make
sure
the
voltage
of
TP706
is
2.0+0.1V.
2.
y0
voltage
confirmation
Make
sure
the
voltage
of
TP707
is
1.95-+0.1V.
3.
y2
voltage
confirmation
Make
sure
the
voltage
of
TP708
is
2.15+0.1V.
4.
RGB-AMP/CONT-G
adjustment
Adjust
VR707(RBG
AMP)
so
that
VBB
voltage
of
TP710
is
4.0+0.05V.
Adjust
VR703(CONT)
so
that
VBW
voltage
of
TP
710
is
3.8+0.05V.
5. BRT-R Adjustment
Adjust
VR705(BRT-R)
so
that
VBB
voltage
of
TP
711
is
4.0+0.05V.
6. BRT-B Adjustment
Adjust
VR706(BRT-B)
so
that
VBB
voltage
of
TP709
is
4.0+0.05V.
7.
COM-AMP
adjustment
Adjust
VR704(COM-AMP)
so
that
the
amplitude
of
T
P705
is
8.040.1Vp-p.
8.
Burst
cleaning
adjustment
Input
a
color
ber
signal.
Adjust
L709
so
that
the
wave
form
of
TP709
is
infocus.
®@ Burst cleaning
—Fig.6—
VCOM
DC
bias
adjustment
Adjust
VR702(VCOM
DC)
to
obtain
the
optimum
contrast.
VRX61R
iH
i
i
‘
‘
4

Clarion VRX613R Specifications

General

Brand	Clarion
Model	VRX613R
Category	Car Video System
Language	English