JVC AV-21M316 Service Manual page 26

Measuring
Item
instrument
SUB TINT Remote
control unit
Signal
generator
Oscilloscope
Remote
control unit
W
VOLTAGE (W-B)
AV-21M316/V
1-26 (No.YA472)
Test point Adjustment part
[2. V/C]
7. TINT
TP-47B [2. V/C]
TP-E 7. TINT
[CRT SOCKET
PWB]
Y G R
(-)
(B)
0
B
C M
(+)
Voltage setting
NTSC TINT PAL TINT
+12V (RF) +19V
Description
[Method of adjustment without measuring instrument]
PAL TINT
(1) Receive a PAL broadcast.
(2) Set the PICTURE MODE to BRIGHT.
(3) Select 2. V/C from the SERVICE MODE.
(4) Select <7. TINT>.
(5) Set the initial setting value of <7. TINT>.
(6) If you cannot get the best HUE with the initial setting
value, make fine adjustment until you get the best
TINT.
(7) Press the [OK] key to memorize the best values.
NTSC 3.58 TINT
(1) Receive a NTSC 3.58 broadcast.
(2) Follow the same step 2 to 7 as in PAL TINT.
NTSC 4.43 TINT
• When NTSC 3.58 TINT is set, NTSC 4.43 TINT will be
automatically set.
[Method of adjustment using measuring instrument]
PAL TINT
(1) Receive a PAL colour bar signal (full field colour
bar 75% white).
(2) Connect the oscilloscope to TP-47B and TP-E.
(3) Set the PICTURE MODE to BRIGHT.
(4) Select 2. V/C from the SERVICE MODE.
(5) Select <7. TINT>.
(6) Set the initial setting value of <7. TINT>.
(7) If you cannot get the best HUE with the initial set-
ting value, make fine adjustment until you get the
best TINT.
(8) Press the [OK] key to memorize the best values.
NTSC 3.58 TINT
(1) Receive a NTSC 3.58 colour bar signal (full field
colour bar 75% white).
(2) Follow the same step 2 to 8 as in PAL TINT.
NTSC 4.43 TINT
• When NTSC 3.58 TINT is set, NTSC 4.43 TINT will be
automatically set.