JVC AV-56P776 Service Manual page 50

Measuring
Item
instrument
SUB COLOR / Signal
SUB TINT / generator
B-Y GAIN
adjustment (1) Remote
control unit
Signal
NTSC
Item
STANDARD THEATER STANDARD THEATER
S01 100 100 084
S02 064 064 063
S07 010 003 001
Test point Adjustment part
TP-R [1.PICTURE/SOUND]
[R CRT S01 : COLOR
SOCKET PWB] S02 : TINT
TP-B S07 : B-Y
[B CRT
SOCKET PWB]
TP-E (GND)
Initial setting value
480i 480p 720p / 1080i
STANDARD THEATER STANDARD
084 077 077 064
063 060 060 071
003 001 003 001
[ Method of adjustment without measuring instrument ]
(1) Receive NTSC color bar signal (include 75% white).
(2) Select STANDARD mode with [VIDEO STATUS]
key.
(3) Select 1.PICTURE/SOUND from SERVICE MENU.
(4) Select < S01 > (COLOR) and < S02 > (TINT).
(5) Set the initial setting value.
(6) If the color or tint is not the best with the initial setting
values, make fine adjustment until you get the best
color or the best tint.
(7) Select < S07 > (B-Y).
THEATER (8) Set the initial setting value.
(9) If the color bar is not clearly with the initial setting
064
value, make fine adjustment until you get the clearly
071
color bar.
003 (10) Press [MUTING] key to memorize the set values.
(11) Select THEATER mode with [VIDEO STATUS] key.
(12) Repeat steps 3 to 10 above.
(13) Input 480i component color bar signal from
COMPONENT VIDEO terminal.
(14) Repeat steps 2 to 12 above.
(15) Input 480p component color bar signal from
COMPONENT VIDEO terminal.
(16) Repeat steps 2 to 12 above.
(17) Input 1080i component color bar signal from
COMPONENT VIDEO terminal.
(18) Repeat steps 2 to 12 above.
Description
(No.YA318)1-49