JVC HV-53PRO/K Service Manual page 38

HV-53PRO
Measuring
Item
instrument
Adjustment Signal
of SUB generator
COLOUR Ⅱ Ⅱ Ⅱ Ⅱ
Oscilloscope
Remote
control unit
W Y Cy Mg G R
(A)
38
Test point Adjustment part
TP-47G 7.COLOUR
TP-E( ) (PAL/SECAM/NTSC)
[CRT
PAL COLOUR
SOCKET
PWB ]
SECAM COLOUR
B
(-)
0
(+)
NTSC COLOUR
[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-47G and TP-E
6. Adjust PAL COLOUR and bring the value of (A) in the
illustration to +10V (W-G).
7. Press the MENU / OK key and memorize the setting value.
(SECAM COLOUR)
1. Receive a SECAM full field colour bar signal (75% white).
2. Select 2.V / C from the SERVICE MENU.
0. Select 7.COLOUR with the function UP / DOWN( ▲ / ▼ ) key.
4. Set the initial setting value of SECAM COLOUR with the
function LEFT / RIGHT( / ) key.
5. Adjust SECAM COLOUR and bring the value of (A) of the
illustration to +6V (W-G).
6. Press the MENU / OK key and memorize the setting value.
(NTSC 3.58 COLOUR)
1. Receive a NTSC 3.58MHz COMPOSITE VIDEO signal (full
field colour bar with 75% white) from the EXT terminal.
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 NTSC 3.58 COLOUR with the
function LEFT / RIGHT( / ) key.
5. Adjust NTSC 3.58 COLOUR and bring the value of (A) of the
illustration to +10V (W-G).
6. Press the MENU / OK key and memorize the setting value.
No. 51984
Description