JVC AV-28T5BK/P Service Manual page 31

Measuring
Item
instrument
SUB HUE Signal
generator
Remote
control unit
Signal
generator
Oscilloscope
Remote
control unit
Y
W
Setting item
VOLTAGE (W-M)
Test point Adjustment part
[2.V/C]
7.HUE
TP-47B [2.V/C]
TP-E 7.HUE
[CRT SOCKET
PWB]
G
R
(B)
(-)
0V
C
B
M (+)
Adjustment value
0V
Description
Method of adjustment without measuring instrument
NTSC 3.58 TINT
(1) Input the NTSC 3.58MHz COMPOSITE VIDEO
signal (full field colour bar with 75% white) from the
EXT terminal.
(2) Set the ZOOM mode to FULL.
(3) Set the PICTURE mode to STANDARD.
(4) Select 2.V/C from the SERVICE MODE.
(5) Set the initial setting value of < 7. HUE >.
(6) If you cannot get the best hue with the initial setting
value, make fine adjustment until you get the best
hue.
(7) Press the [MENU] key to memorize the set value.
NTSC 4.43
(1) When NTSC 3.58 is set, NTSC 4.43 will be
automatically set at the respective values.
Method of adjustment using measuring instrument
NTSC 3.58 TINT
(1) Input the NTSC 3.58MHz signal (full field colour bar
with 75% white) from the EXT terminal.
(2) Set the ZOOM mode to FULL.
(3) Set the PICTURE mode to STANDARD.
(4) Select 2.V/C from the SERVICE MODE.
(5) Set the initial setting value of < 7. HUE >.
(6) Connect the oscilloscope between TP-47B and TP-E.
(7) Adjust < 7. HUE > and bring the value of (B) in the
illustration into the value shown in the table.
(8) Press the [MENU] key and memorize the set
value.
NTSC 4.43 TINT
(1) When NTSC 3.58 COLOUR set, NTSC 4.43
COLOUR will automatically set.
(No.YA261)1-25