JVC AV-14F116 Service Manual page 19

Measuring
Item
instrument
DELAY POINT Signal
(AGC) generator
Remote
control unit
- / + : OPERATE
Setting Item
NTSC3.58
DELAY POINT
(AGC TAKE-OVER)
OTHER
4.8.3 FOCUS
Measuring
Item
instrument
FOCUS Signal
generator
Test point Adjustment part
[1. IF]
2. DELAY POINT
(AGC TAKE-OVER)
DELAY POINT UHF
AGC TAKE-OVER **
DISP : EXIT
Initial setting value
Variable range
0 - 127
Test point Adjustment part
FOCUS VR
[In HVT]
(1) Receive a black and white signal (colour off).
(2) Select 1. IF.
(3) Select < 2. DELAY POINT >.
(4) Set the setting values of the setting items as shown
bellow table.
(5) Then adjust the [MENU - / +] keys until video noise
disappears.
(6) Turn to other channels and make sure that there are
no irregularities.
45
35
(1) Receive a crosshatch signal.
(2) While watching the screen, adjust the FOCUS VR to
make the vertical and horizontal lines as fine and
sharp as possible.
(3) Make sure that when the screen is darkened, the
lines remain in good focus.
Description
Description
(No.YA439)1-19