
OPERATING INST
Befme
ope<at
retain it
For
b
detailed
ooklet
for f itg
"SYS
the set, please u ure reference. read
· "ghly, aad
instruct
·
TEM CONNECTl~s~e;U~~~~.ections, see
ions
for
s
this
RU
CTI Q NS
manual
.
thoro
the
sep
arate
PROFEEL
OWNER'S
The model and R_ECORD
numbers
call
Model No.
upon
in
the
serial
spaces
your
Sony d ed
numbers
provid
ealer
regard' · er
CONTENTS
Warning
Precauti~~~ ........................ .
~~::~::
Looat,ooaodf
Specification unction of
~~;~::~;;;~
s ............. controls .................... 4
:
:::
m ,,,,,,,, ,,,,,,,,,,,,,, ,, ...... , 2
p;;~-~-~-~d
.....................................
©1981
by
S
ony Corporation
are
located
below
mg
Serial No.
::
::
....................... .............................. 3
at
the
Ref rear. Record th
to
this
::::
:
them
pmdoct
::::::
:::
:::·
................
wheoe,e,
::::
::::::::::::::::1;
:::
' ' '
ese
yo"

WARNING
To prevent fire or shock hazard, do not expose the set to
rain or moisture.
Dangerously high voltages are present inside the set.
Do
not open the cabinet. Refer servicing to qualified
per-
sonnel only.
PRECAUTIONS
• Operate
• This set is equipped
is wider
you be unable
plug
ty purpose
• Should any
checked by
• Unplug the set from the
• To
only
than
still
fails
of
qualified
disconnect
on 120 V ac.
the other),
to
to
the polarized plug .
liquid
with
insert the plug
to
fit,
contact
or
solid
personnel before
the
cord, pull it
INSTALLATION
•
Allow
the
set
that
may
•
Do
not
ducts, or
tion
or shock.
adequate
on
block
install
in a place
surfaces
the
the set in a
air
circulation
(rugs ,
ventilation
subject
MAINTENANCE
• Save the
handy
it
as
• To keep the set
born
solution
cleansers
set before
• For
screws
original
if
you ever have
was
originally
stains
may be removed
. Never use s_
since
cleaning
cleaning
with
a coin.
shipping
to
packed
looking
trong
these will
it.
the screen, the
Be
careful
a polarized AC
which
will
fit
fully
your
object
fall
wall
outlet
out
to
blankets,
holes.
location
to
direct
carton
ship
your
set. For
at
the factory.
brand-new,
with a cloth
solvents
damage
the cabinet. As a
front
when removing the
power
into
into
dealer for
into
operating
if
it is not
by the plug. Never pull the cord
prevent
etc.) or near
near heat
sunlight
and
periodically
lightly
such
glass
cord plug (one blade
the
power.outlet
the
outlet
, try reversing the plug. If the
assistance.
the
cabinet,
internal
, excessive
packing
maximum
as
may be removed by
unplug the set and have it
it any further.
to
be used
heat build-up.
materials
sources
dampened
thinner
such
dust, mechanical
material; they will
protect
clean it
or
safety
glass
as it is heavy.
only
Do
not
for
(curtains, draperies)
as
ion, repack
with a soft
with
benzine,
precaution,
of
the
one way. Should
defeat
several days.
Do
radiators
a mild
loosening
plug
the safe-
itself.
not place
or
vibra-
come
your
cloth
. Stub-
detergent
or
abrasive
unplug the
air
in
set
the
--<.
KX-1901 : 2 screws
/
/
--
---
For detailed safety precautions, see the leaflet "IMPORTANT SAFEGUARDS"
included with this manual
This
(computer
with
non-certified
to
equipment
device,
certified
radio
WARNING:
class B computing
peripherals
ly
and/or
computers
to
this
equipment.
Operation
interference
in
in
the vinyl bag.
has
pursuant
input/output
to
comply
peripherals
and
TV
been
certified
to
Subpart J of
with
reception
to
comply
with
Part
15
of
devices, terminals,
the
class B limits
and/or
computers
.
the
limits
FCC rules . On-
printers, etc
may be
attached
is likely
to
2
for
result
a
KX-2501: 4 screws
.)

FEATURES
A color video
variety
Component
Betamax videocassette recorder,
video camera,
microcomputer, etc.
monitor
of
uses with a Sony
TV
tuner, Sony
character
designed for a
generator,
Pi
Dynamic
picture contrast
produce more
and dark areas
cture system
automatically
detail
in both
of
every scene.
adjusts
bright
to
Dynamic Color system
color
reproduction
color
facial
white
s.
Colorpure
picture
detail
color
noise.
Filter
tones
without
with
aFtd
that
for
superior
natural
dazzling
produces fine
color
spill or
TRINITRON
The Sony Component
employs the unique Trinitron Color System . A
engineering research, the
brighter and sharper picture,
adjustments.
vice
PCE
(Peak Current
Equalizer) for more
stable picture
VM
(Velocity Modulation)
electrode
contours on large screen.
(This is employed
KX-2501 only .)
quality
for
emphasizing image
in
COLOR SYSTEM
TV
as well as the conventional Sony Color
Trinitron
with
.
_____
the
Color System provides a
simplified
___,
..,....
TV
product
and more
One-gun, three-beam
structure, and a single large electron lens
for a crisp picture.
,
of
intensive
accurate
ser-
electron
focusing
Two built-in audio
provide dynamic sound from an
externally connected speaker
system (optional).
When the Component
with
a Component
volume, picture and power can be
controlled
Remote Commander (supplied with
the tuner).
The
• A Velocity Modulation scanning system for increased
sharpness and resolution.
• Pulse techniques
an
from the tuner or the
KX-2501
efficient
amplifiers
TV
is used
TV
tuner, the
also features:
in
and stable power suppl
the power
Smoked
tube
optimum
supply
section that provide
y.
glass
for
a glare-free
contrast.
over the
picture
picture
with
ECONOQUICK, energy-saving
quick-start
system.
Aperture Grille color selection
system
picture, less prone
terns (ripple or wave effect).
Cylindrical screen reduces
as viewed from the sides ( e ), sharpens
the picture corners (
room reflections ( 8 ).
for
a brighter, sharper
to
©
moire pat-
distortion
),
and
diminishes
e and © are
simulated
pictures.
Guard Grille
picture, without
©
for
a high
color
contrast,
spills.
.....
..
'~
~.J..,,'(
' f
.
-·
·,
" • .......
--
....
brighter
~
·.
~
3
4

LOCATION
AND
FUNCTION
OF
PARTS AND CONTROLS
(behind panel)
KX-1901
rear view
'---------------
'--------
llilll
ll/1#
llllll/
11
J
- -
----------
-
-
--
--------
----
---------
--
-
----
- -
-----
-=
'--
---
'---t-
--+----
-------'--
f)
PICTURE
@ VOLUME
--
0 BRIGHTNESS
-
41)
COLOR
48
HUE
40
SHARPNESS
411
V (vertical) HOLD
ti) RGB MULTI INPUT connector·
--
Cl)
AUDIO INPUT
-==
=~ae=:
buttons
buttons
control
control
control
control
jacks
:::.
~ VIDEO INPUT
J)))))J)
4D
INPUT LEVEL
«;)
CONTROL INPUT
@>
MUL Tl INPUT
connector
W SPEAKER
0 AC
power
cord
@}
POWER LOCK
~ BASS BOOST
--
f})
Speaker
holes
(Also located on the
opposite
attachment
side.)
0 MASTER
8 POWER lamp
@ POWER
0 MUTING
0 RGB
control
----------...
----jack
control
jack
---
terminals
--------:-'.:__~:__
switch
_/
switch
---'
----
lamp
{
I
G:
SWIT~1EO
I i.
I
,,
---4
+----
button
button
lamp
-
RG8Ml,LTll"ll>,JT
INPUT
• :-'"'
!"'
"-
··
-
0
0
;.:-~':':
....
-·
CONTROl
(
\
--..
"'""°'"c"'c'a-ll!IOl
61•e
...
--·
-
•
-
ACOUlL~T
-
120"
e0t1,
....
,OCK
200W
MA)'
,..
..
__________
l
H
0
,
'
,
·
e ,
-
-
u
/
'IIOEO
-
INPIJT
lEVEl
,.
/--
----
-
0
I
-
61
•:
•
....
"'°"
;a
.
•
11
•
•
•
•
..
I I
.
.
.,
.,.
.,.
r
..
.
..
.
r
r
I I
r -
--
id
:11
I I
-- - -
KX-2501
rear view
, t
I
I
I
1
~
-t11
'
I
i:-
..
r
'·I
t
:''
~.
0 MASTER button
8 POWER lamp (green)
POWER button
@
Normally
on or
To
If
MASTER
When the set
keep the MASTER
with
with
The
POWER
0 NORMAL/
@ PICTURE
@VOLUME
, keep the MASTER
off
with
MASTER
switch
the set is
Component
RGB setting
setting
setting
button depressed
the
not
button
the
controls
the tuner).
button
the POWER
Press the
The
set
off,
press
to
be used
to
OFF.
is
used
with
button
on
the
tuner
TV
functions
operation:
When
turned
POWER
turned on again.
button
memorized factory-preset levels
button
depressed and
button.
POWER
POWER
the
for
a Sony
depressed
lamp will light.
POWER
an
extended
Component
to
or
the
Remote
as
follows
off
with
and MASTER
button to turn the set
button
again.
period
of
TV tuner, be sure
be able
to
Commander
with
the MASTER
When turned
turned
NORMAL
0 MUTING lamp (red)
When the set is used with a Sony Component
MUTING key on the Remote
pressed, the sound will be muted and
To release the sound
ton
or
turn the set
off
Commander
muting
on
and on again
(supplied with the tuner) is
this
this
set , press the VOLUME A butwith
the POWER
TV
lamp will light.
0 RGB lamp (amber)
(i) NORMAURGB button
When the set is turned on
ton, NORMAL will be selected
NORMAL: for
TROL INPUT
@)
RGB:
To set to RGB, press the NORMAL/RGB button . The
light.
for
PUT
PUT
be heard.)
with
monitoring
connector
monitoring
ti)
connector
Cl)
jack
the MASTER
automatically.
signals from the AUDIO/VIDEO/CON-
Cl)
~
video signals from the
(The sound from the AUDIO IN-
or
the MULTI INPUT
«;)
button
jacks
or the MULTI INPUT
@)
switch
the
set
on.
time
, press the
to
operate
on again.
and POWER but-
the
set
(supplied
or
the
off
with
button
and
tuner and the
button.
RGB
MULTI IN-
connector
RGB
will
lamp will
f)
PICTURE buttons
These
buttons
simultaneously
'--------'
PICTURE
adjust the contrast, color intensity and brightness
in the proper ratio.
=it=
Press
0 VOLUME buttons
These
buttons
'--=it
VOLUME
adjust the sound volume.
= Press to increase.
to incre
ase.
picture
Good
strong
contrast
vivid color
good picture
weak contrast with
pale color
with
5
6