JVC AV-2100QE Service Manual page 20

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
1-20 (No.YA552)
Test point Adjustment part
[1. IF]
2. DELAY POINT
(AGC TAKE-OVER)
DELAY POINT VHF
RF AGC **
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) Adjust the [MENU
disappears.
(6) Turn to other channels and make sure that there are
no irregularities.
17
17
(1) Receive a crosshatch signal.
(2) While looking at the screen center, 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
/ ] keys until video noise
Description