Kenwood LZ-601 Service Manual page 3

6.4-inc dash monitor
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INPUT
No.
ITEM
SETTINGS
Puts a video
signal for
4
BRIGHT
the inspection
in VIDEO IN
Puts a video
WHITE
signal for
5
BALANCE
the inspection
in VIDEO IN
ADJUSTMENT
OUTPUT
ALIGNMENT
SETTINGS
POINTS
Connect a DC
voltmeter to
S207
IC201 (32P)
Connect a DC
S204
voltmeter to
S205
IC201(27P or 28P)
ALIGN FOR
1. After turning the unit on, warm
it up for 15 minutes before
proceeding to the adjustment.
2. Adjust S207 so that the
voltage at IC201 pin 32 is
2.30V±0.1V DC.
3. 1) Turn the knob (BRIGHT) to
the center position. (It is put
to the center position at the
moment the unit is turned
on.)
2) Adjust S207 so that the
second grid from the right
of the gray scale dims by
about 20%.
3) Turn the knob (BRIGHT) to
the MAX position and
confirm that the three grids
from the left of the gray
scale are distinguishable.
4) Turn the knob (BRIGHT) to
the MIN position and
confirm that the three grids
on the right of the gray scale
are distinguishable.
1. After turning the unit on, warm
it up for 15 minutes before
proceeding to the adjustment.
2. Turn the knob (BRIGHT) to the
center position. (It is put to the
center position at the moment
the unit is turned on.)
3. R adjustment: Adjust S204 so
that the background is reddish.
4. B adjustment: Adjust S205 so
that the picture is gray.
LZ-601
STANDARD
IC201 32pin (Bright)
DC : 2.30V±0.1V
2) BRIGHT : CENTER
5
4
3
2
1
3) BRIGHT : MAX
5
4
3
2
1
Distinguish
Not distinguish
4) BRIGHT : MIN
5
4
3
2
1
Distinguish
Not distinguish
IC201 27pin
SVR204
DC : 1.75V±0.1V
IC201 28pin
SVR205
DC : 1.80V±0.1V
3

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