
1-54 (No.YA166)
SUB BRIGHT
adjustment
Signal
generator
Remote
control unit
[1.PICTURE/SOUND]
S03: BRIGHT
(1) Receive NTSC signal (include 0% or -2% black).
(2) Select STANDARD mode with [VIDEO STATUS] key.
(3) Set the COLOR TEMP is LOW mode.
(4) Select 1.PICTURE/SOUND from SERVICE MENU.
(5) Select < S03 > (BRIGHT).
(6) Set the initial setting value. (See Table-1)
(7) If the brightness is not the best with the initial setting
value, make fine adjustment until you get the best
brightness.
(8) Press [MUTING] key to memorize the set values.
(9) Select THEATER mode with [VIDEO STATUS] key.
(10) Repeat steps 4 ~ 8 above.
(11) Input 480i component signal (include 0% or -2%
black) from COMPONENT VIDEO terminal.
(12) Repeat steps 2 ~ 10 above.
(13) Input 1080i component signal (include 0% or -2%
black) from COMPONENT VIDEO terminal.
(14) Repeat steps 2 ~ 10 above.
SUB
CONTRAST
adjustment (1)
Signal
generator
Remote
control unit
[1.PICTURE/SOUND]
S04: CONTRAST
[ Method of adjustment without measuring instrument ]
(1) Receive NTSC glay scale signal.
(2) Select STANDARD mode with [VIDEO STATUS]
key.
(3) Set the COLOR TEMP is LOW mode.
(4) Select 1.PICTURE/SOUND from SERVICE MENU.
(5) Select < S04 > (CONTRAST).
(6) Set the initial setting value. (See Table-2)
(7) If the contrast is not the best with the initial setting
value, make fine adjustment of the < S04 > until you
get the optimum contrast.
(8) Press [MUTING] key to memorize the set values.
(9) Select THEATER mode with [VIDEO STATUS] key.
(10) Repeat steps 4 ~ 8 above.
(11) Input 480i component black & white signal from
COMPONENT VIDEO terminal.
(12) Repeat steps 2 ~ 10 above.
(13) Receive 1080i component black & white signal from
COMPONENT VIDEO terminal.
(14) Repeat steps 2 ~ 10 above.
SUB
CONTRAST
adjustment (2)
Signal
generator
Oscilloscope
Remote
control unit
TP-G
[G CRT
SOCKET PWB]
[1.PICTURE/SOUND]
S04: CONTRAST
[ Method of adjustment with measuring instrument ]
(1) Receive NTSC gray scale signal (include -3%).
(2) Select STANDARD mode with [VIDEO STATUS] key.
(3) Select FULL mode with [ASPECT] key.
(4) Set the COLOR TEMP is LOW mode.
(5) Connect the oscilloscope to TP-G.
(6) Select 1.PICTURE/SOUND from SERVICE MENU.
(7) Select < S04 > (CONTRAST).
(8) Adjust < S04 > so that the -3% signal portion and the
100% signal portion of both sides may become the
follow table voltage.
(9) Press [MUTING] key to memorize the set value.
(10) Select THEATER mode with [VIDEO STATUS] key.
(11) Repeat steps 8 ~ 9 above.
(12) Receive 480i component gray scale signal (include
-3%).
(13) Repeat steps 2 ~ 11 above.
(14) Set 1080i component gray scale signal (include -3%).
(15) Repeat steps 2 ~ 11 above.
Item
Measuring
instrument
Test point
Adjustment part
Description
Signal
Item
S03
STANDARD
THEATER
NTSC
480i
1080i
Setting value
118
118
STANDARD
THEATER
118
STANDARD
THEATER
118
118
118
Table-1
Signal
Item
S04
STANDARD THEATER
NTSC
480i
1080i
Setting value
054
054
STANDARD THEATER
054
STANDARD THEATER
054
054
054
Table-2
Video Status
STANDARD
68
80
80
THEATER
60
65
60
NTSC
480i
1080i
SETTING VOLTAGE [V
(
p-p
)
]
Signal
Table-3