Sharp LC-28HM2U Service Manual page 32

Lcd av monitor
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LC-28HM2
AN-28SP2
Adjusting point
6
SECAM B DRIVE
adjustment
(C SECAM B DRIVE)
7
SECAM COLOR
adjustment
(5) COMPONENT signal adjustment (Adjustment item appearing on the 1st line of page 1 is described as P1L1.)
Adjusting point
1
Input signal setting
2
COMPONENT
BRIGHT adjustment
If N358 adjustment item
No. 3 "BRIGHT adjustment
value copy" has already
been done, this item can
be omitted.
Adjusting conditions
1. Feed the color bar signal
carrying SECAM composite
100% white and 0% white
(pedestal black).
1. Feed the color bar signal
carrying SECAM composite
100% white and 0% white
(pedestal black).
Adjusting conditions
1. Set the input switch to
COMP15/60 and feed the
video signal.
1. Feed the color bar signal
carrying COMPONENT
100% white and 0% white
(pedestal black).
(Example)
32
Adjusting procedure
1. Adjust (P4L5) C SECAM B DRIVE, so that the 100%
white portion has the largest blue area.
The portion referred to here
1. Adjust (P4L6) C SECAM COLOR, so that the 100%
blue portion has the largest blue area.
Adjusting procedure
1. If "COMPONENT1 15k 60Hz" is not found in the last
part of the 1st line, press [ 7 ] button of the remote
controller to switch to "COMPONENT1 15k 60Hz".
1. Adjust (P5L1) COMP 15/60 BRIGHT, so that the
pedestal black portion has the largest green area. If
there is no change against lowering the value, it is
likely that the adjustment point ("a" in the figure below)
is deviated from the correct point. In this case, once
try to increase the adjustment value.
Green level
a
Adjust to this point
The portion
referred to here
Adjustment value
The portion
referred to here

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