Sony KPR-41EXR95, Service Manual

Page: 66 / 129

DELAY
1) Input a cross hatch signal.
2)
Set to service mode.
3) Press P/P a display a window picture.
(RIGHT LOWER Position)
4) Select PHPO, PVPO
5) Adjust
to the READ DELAY H/V.
6) Write the memory by pressing then
H
V
5-3. BOARD ADJUSTMENTS
RV3002
RV3001
BOARD
HUE ADJUSTMENT (RV
1) Set HUE and COLOR to the standard condition.
2) Make adjustment so that B-Y signal as shown to
the right is obtained at the crossing point of R
3009 (0 and C 3033.
3) Supply the color bar signal of 75 IRE (white) at 2
Vpp to Pin 21 (SUB V) of P l-001 and make
adjustment by turning RV 3001.
3 x
2 x
X
B-Y
FREQUENCY (H OSC) ADJUSTMENT
1) Connect a frequency counter to Pin (H OUT)
of 3003.
2) Connect Pin of IC 3003 to ground.
3) Adjust for a frequency of 15.734
50 Hz at Pin of IC 3003.
(or until the frequency comes to a standstill.)
- -