JVC AV32T25EKS Service Manual page 25

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Item
Ad justment
of
SUB HUE Ⅰ Ⅰ Ⅰ Ⅰ
Ad justment
of
SUB HUE Ⅱ Ⅱ Ⅱ Ⅱ
Measuring
Test point
instrument
Remote
control unit
Signal TP-47B
TP-E( " " " " )
gener ator
[CRT
Oscilloscope SOCKET
PWB]
Remote
control unit
(B)
W
Cy Mg B
Global electronic heritage manuals
Ad justment part
6. HUE [Method of adjustm ent without m easuring instrument]
NTSC 3.58 HUE [NTSC 3.58 HUE]
1. Input a NTSC 3.58MHz COMPOSITE VIDEO signal (full field
colour bar with 75% white) from the EXT terminal.
2. Push the "ZOOM" key and s elect the "PANORAMIC" mode.
3. Select 2.V / C from the SERVICE MENU.
4. Select 6. HUE with the FUNCTION UP/DOW N key.
5. Set the initial setting value of NTSC 3.58 HUE with the
FUNCTION -/+ key.
6. If you cannot get the best hue with the initial setting value,
make fine adjustment until you get the bes t hue.
7. Press the MENU key and memoriz e the s et value.
NTSC 4.43 HUE [NTSC 4.43 HUE]
1. When NTSC 3.58 is set, NTSC 4.43 will be automatic ally set at
the respective values.
6. HUE [Method of adjustm ent using measur ing instrument]
NTSC 3.58 HUE [NTSC 3.58 HUE]
1. Input 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 6. HUE with the FUNCTION UP/DOW N key.
4. Set the initial setting value of NTSC 3.58 HUE with the
FUNCTION - or + k ey.
5. Connect the oscilloscope between TP-47B and TP-E(") on
the CRT SOCKET PWB.
6. Adjust NTSC 3.58 HUE to bring the value of (B) in the
illustration to the values shown given billow table (voltage
differenc e between white (W) and magenta (Mg)).
7. Press the MENU key and memoriz e the s etting value
(-)
0
(+)
NTSC 4.43 HUE [NTSC 4.43 HUE]
1. When NTSC 3.58 is set, NTSC 4.43 will be automatically set at
the respective values.
No. 51968
AV32T25EKS / AV32R25EKS
AV32T55EKS / AV32R250EKS
AV32T25EIS
Description
VOLTAGE (W-Mg)
-2V
26/1/2014
25