JVC AV32H20EUS Service Manual page 23

Measuring
Item
instrument
S UB CO LO UR Ⅱ Ⅱ Ⅱ Ⅱ Signal
gener ator
adjustment
Oscilloscope
Remote
control unit
Y G
W Cy
Test point Ad justment part
TP-47B 7.COLOUR
TP-E( # # # # )
(PAL～ ～ ～ ～ NT SC)
[CRT
SOCKET
PAL COLOUR
PWB ]
SECAM COLOUR
NTSC COLOUR
R
(A)
(-)
0
Mg B
(+)
[Method of adjustm ent using measur ing 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 - or + ( / ) key.
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 the values as shown giv en billow (Voltage
differenc e between white (W) and blue (B)).
7. Press the MENU key and memoriz e the s etting value.
VOLTAGE (W-B)
(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 the values as s hown given billow (Voltage
differenc e between white (W) and blue (B)).
4. Press the MENU key and memoriz e the s etting value.
VOLTAGE (W-B)
(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 the values as shown giv en billow (Voltage
differenc e between white (W) and blue (B)).
4. Press the MENU key and memoriz e the s etting value.
VOLTAGE (W-B)
(NTSC 4.43COLOUR)
1. When NTSC 3.58 COLOUR set, NTSC 4.43 COLOUR will
automatic ally set.
No. 51945
AV32H20EUS
AV28H20EUS
AV28H20EUB
Description
+5V
+4V
32" 28"
+5V +6V
23