Sony TRINITRON KV-1442 - H. V. JUNGLE ADJUSTMENTS; H-FREQ ADJUSTMENT; V-SIZE, V-LINE, AND V-CENT; TU AGC ADJUSTMENT

[H. V. JUNGLE]
| e : CAPACITOR
CONNECTOR
[H-FREQ ADJUSTMENT] [TP33=A-1_,RV501= Ad
1, Input the PAL color bar signal.
UR and BRT control to center
2.
wire
PICTURE,
COLO
n
T
RESISTOR
3.
Short
circuit
between
pin
and
pin
of
TP33
with
a
jumper
wire.
Adjust RV501 for the image shown below.
Remove a jumper wire.
Change
tuner
channel
and
confirm
that
picture
does
not
change.
Aan
fo: too low fo: suitable fo: high
(fo = 15625 + 50Hz)
Lv-size] [ V-LINE | [V-CENT |
Adjust RV502, RV503 and RV551 for a best vertical size
picture.
SIZE ADJUSTMENT oD
{just L806 for best size picture.
P+C+ ADJUSTMENT | ae om Oyo
Input the PAL colour bar signal.
Set the PICTURE COLOUR and BRT control
to center click.
Short circuit between pin G7) and pin 0 of
10301 with a jumper wire.
Adjust CV301 for suitable colour intencity.
Remove a jumper wire.
VARIABLE
RESISTOR
TUNER, AF OUT
BX-1398
;
a, \
12345678
CX20100
(Top view)
(KV-1442ECPS/RM-651)
TU AGC ADJUSTMENT
Adjust RF AGC so that snow-noise cross modulation adjust
disappear from the picture.
CONNECTOR|TRANSISTOR
CAPACITOR
uPC1377C
22
(Top view)
uPC1394C
14131211109 8
1234567
(Top view)
DTA114ES
DTA124ES
DTA124XS
DTC144ES
939CA1NAaTD
2SC2785TP
12 lerter side
2SC2958
2SC2959
2SD773
2SD774
28D1134
RESISTOR
H2ZS10NB2T2
HZS11NT2
HZS11NB1T2
HZS11NB2T2
HZS11NB3T2
HZS13NB2T2
HZS15NT2
HZS15NB1T2
HZS15NB2T2
HZS15NB3T2
HZS5.6NT2
HZS5.6NB1T2
HZS5.6NB2T2
HZS5.6NB3T2
t
cb
|