No. 51952
AV28CT1EKS / AV28CT1EKB
AV28CT1EPS / AV28CT1EPB
AV28CT1EIS
23
Item
Measuring
instrument
Test point
Ad justment part
Description
5.COLOUR
(PAL
～
～
～
～
NT SC)
[Method of adjustment using measuring instrument]
PAL COLOUR
(PAL COLOUR)
1. Receive a PAL full field colour bar signal (75% white).
2. Select 2.V/C from the SERVICE MENU.
3. Select 5.COLOUR with the FUNCTION UP/DOWN key.
4. Set the initial setting value of PAL COLOUR with the
FUNCTION - or + k ey.
5. Connect the osc illosc ope between TP-47B and TP-E(
#
).
6. Adjust PAL COLOUR and bring the value of (A) in the
illustration to +6V.
7. Press the MENU key and memoriz e the s etting value.
SECAM COLOUR
Only
AV28CT1EPS
AV28CT1EPB
(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 -/+ key.
3. Adjust SECAM COLOUR and bring the value of (A) in the
illustration to –5V.
4. Press the MENU key and memoriz e the s etting 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 s etting value of NTSC 3.58 COLOUR with the
FUNCTION -/+ key.
3. Adjust NTSC 3.58 COLOUR and bring the value of
(A)
in the
illustration to 0V (Voltage difference between white(W) and
blue(B).
4. Press the MENU key and memoriz e the s etting value.
Ad justment
of SUB
COLOUR
Ⅱ
Ⅱ
Ⅱ
Ⅱ
Signal
generator
Oscilloscope
Remote
control unit
TP-47B
TP-E(
#
#
#
#
)
[CRT
SOCKET
PWB ]
NTSC COLOUR
(NTSC 4.43 COLOUR)
1. When NTSC 3.58 is set, NTSC 4.43 will be automatic ally set at
the respective values.
(+)
(-)
0
W
Cy
Mg
B
(A)
VOLTAGE (W-B)
+6V
VOLTAGE (W-B)
-5V
