No. 51818
AV29A10EUS
25
Item
Measuring
instrument
Test point Adjustment part Description
7.COLOUR
(PAL/SECAM/NTSC)
[Method of adjustment using measuring instrument]
PAL COLOUR 1. Receive a PAL full field colour bar signal (75% white).
2. Select 2.V/C from the SERVICE MENU.
3. Select 7.COLOUR with the FUNCTION UP/DOWN key.
4. Set the initial setting value of PAL COLOUR with the
FUNCTION LEFT/RIGHT key.
5. Connect the oscilloscope between TP-47B and TP-E
6. Adjust PAL COLOUR and bring the value of
(A)
in the
illustration to
–8V
(voltage difference between white (w) and
blue (B)).
7. Press the MENU key and memorize the setting value.
SECAM COLOUR 1. Receive a SECAM full field colour bar signal (75% white).
2. Set the initial setting value of SECAM COLOUR with the
FUNCTION LEFT/RIGHT key.
3. Adjust SECAM COLOUR and bring the value of
(A)
of the
illustration to
–6V
(W
#
B).
4. Press the MENU key and memorize the setting value.
(NTSC 3.58 COLOUR)
1. Input a NTSC 3.58MHz COMPOSITE VIDEO signal (full field
colour bar with 75% white) from the EXT terminal.
2. Set the initial setting value of NTSC 3.58 COLOUR with the
FUNCTION LEFT/RIGHT key.
3. Adjust NTSC 3.58 COLOUR and bring the value of
(A)
of the
illustration to
0V
(W
#
B).
4. Press the MENU key and memorize the setting value.
Adjustment
of SUB
COLOUR
"
""
"
Signal
generator
Oscilloscope
Remote
control unit
TP-47B
TP-E(
#
##
#
)
[CRT
SOCKET
PWB ]
NTSC COLOUR
(NTSC 4.43 COLOUR)
1.When NTSC3.58 adjustment has done, then NTSC4.43
adjustment will be automatically set at the respective values.
(+)
(-)
0
W
Cy Mg
B
(A)
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