— 25 —
KV-32V68/35V68
SUB BRIGHT ADJUSTMENT (SBRT)
1. Set to Service adjustment Mode.
2. Input a gray scale pattern signal.
3. Set the PICTURE to minimum, and BRIGHT to normal.
4. Select SBRT with
and
.
5. Adjust SUB BRIGHT level with
and so that the stripe
second from the right is faintly visible.
6. Write into the memory by pressing
then
**.
white
black
second from the right
SUB CONTRAST ADJUSTMENT (SCON)
1. Input a color-bar signal.
2. Set to Service adjustment Mode.
3. Select the item DCOL to "0" level.
4. Set the conditions as follows.
PICTURE . . . . . . . . . . .
MAX
COLOR . . . . . . . . . . .
MIN
BRIGHT . . . . . . . . . . .
CENTER
R ON
. . . . . . . . . . .
ON (1)
G ON . . . . . . . . . . .
OFF (0)
B ON . . . . . . . . . . .
OFF (0)
5. Connect an oscilloscope probe to C Board, CN1761 pin
1
(RED OUT).
6. Select SCON with
and
.
7. Adjust with
and
for: 2.10 ± 0.01 Vp-p.
8. Reset the item DCOL to "1" level.
9. Write into memory by pressing
then
** .
10. Return the following back to normal after adjustment.
PICTURE . . . . . . . . . . .
MAX
COLOR . . . . . . . . . . .
CENTER
BRIGHT . . . . . . . . . . . CENTER
R ON
. . . . . . . . . . . ON (1)
G ON . . . . . . . . . . . ON (1)
B ON . . . . . . . . . . .
ON (1)
DISPLAY POSITION ADJUSTMENT (DISP)
1. Input a color-bar signal.
2. Set to Service adjustment Mode.
3. Select DISP with and
.
4. Adjust with
and for adjustment of characters to center .
5. Write into memory by pressing
then
**.
SUB HUE, SUB COLOR ADJUSTMENT (SHUE, SCOL)
1. Input a color-bar signal.
2. Set to Service adjustment Mode.
3. Connect oscilloscope probe to C Board, CN1761 Pin
3
(BLUE OUT).
4. Select SHUE and SCOL with
and .
5. Adjust with
and for the V1 = V4 ± 0.1Vp-p (SCOL)
and V2 = V3 ± 0.1Vp-p (SHUE).
V1
V2
V3
V4
6. Change data according to the following table:
SCOL
SHUE
32"/35"
+2 steps
-1 steps
7. Write into the memory by pressing
then
**.
SERVICE AFC 0
2.10 ± 0.1 Vp-p
White
n
n
Black
**WARNING: Do NOT turn off the power or AC immediately after pressing
then
. Wait at least 10 seconds
.
1: ON
0: OFF
SERVICE RON 1
