Sony Trinitron PVM-1271Q Service Manual page 8

PVM-1271Q
REAR PANEL
O
LINE
A
O
LINE B
Two
groups
(A
and
B)
of
line
input
connectors
for the
com-
posite video
and audio signais
and
their
ioop-through out-
put
connectors.
To monitor the input signals
to
these connectors, press
the
LINE
A
or
LINE B
input select
button
on the
front
panel.
VIDEO
IN
connector
(BNC
type)
Connect
to
the video output
of
a video
equipment, such as a
VTR
or a
color video
camera. For a
ioop-through connection,
connect
to
the video output of
another monitor.
O
R
O
G
O
B
O
AUDIO
(RGB)
Analog
RGB
and audio
input
connectors and
their loop-
through output connectors.
To monitor
the
input signal to
these connectors, press the
RGB
input select
button on
the
front panel.
R/G/B IN
conectors
(BNC
type)
Connect a character generator,
microcomputer
or
video
camera
having
RGB
outputs
here.
R/G/B
OUT
connectors
(BNC
type)
Loop through output of the
R/G/B
IN
connectors.
Connect
to
the
RGB
inputs of
another monitor
here.
VIDEO
OUT
connector
(BNC
type)
Loop-through output of the
VIDEO
IN
connector.
Connect
to
the video input of
a
VTR
or
another monitor.
AUDIO
IN
jack (mini)
Connect
to
the
audio output of a
VTR
or to
a microphone
via
a suitable
microphone
amplifier.
For a loop-through connec-
tion,
connect
to
the
audio output of
another monitor.
AUDIO
OUT
jack (mini)
Loop-through output of
the
AUDIO
IN jack.
Connect
to
the
video
input of a
VTR
or
another monitor.
75-ohm
termination switch
When
only the
VIDEO
IN
connector
is
used (nothing
is
con-
nected
to
the
VIDEO
OUT
connector), set this
switch
to
ON.
When
both the
VIDEO
IN
and
VIDEO
OUT
connectors are us-
ed together for
loop-through connection, set this
switch
to
OFF.
75-ohm termination switch
When
only the
R/G/B
IN
connector
is
used
(nothing
is
con-
nected
to
the R/G/B
OUT
connector), set this
switch
to
ON.
When
both the R/G/B
IN
and R/G/B
OUT
connectors are used
together
for
a loop-through connection,
set this
switch
to
OFF.
AUDIO
(RGB)
IN jack (mini)
Connect the
audio output
of the
equipment connected
to
the
R/G/B
IN
connectors
here.
AUDIO
(RGB)
OUT
jack
(mini)
Loop-through output
of
the
AUDIO
(RGB)
IN jack.
O
CMPTR
(computer) connector
(25-pin)
Connect
with a
microcomputer having a
digital
(TTL
level)
or
analog
RGB
video output.
To
monitor the input signal to this
connector, press the
CMPTR
input select
button
on the
front
panel.
O
VTR
connector
(8-pin)
Line input for
the video
and
audio signals.
When
connected
with the 8-pin
TV connector
of
a
VTR, the video
and audio
playback
signal
from the
VTR
can be connected with a
single cable.
To monitor the input signal to this
connector, press the
VTR
input select
button
on
the
front panel.
•
For connection,
use an optional video cable
VMC-3P
(3
m,
9 feet),
-5P
(5
m, 15
feet)
or
-10P
(10
m, 33
feet).
O
EXT
SYNC
(external
sync)
IN
connector
(BNC
type)
When
this
monitor operates
on an external
sync
signal,
con-
nect the reference signal
from a sync generator here.
OUT
connector
(BNC
type)
Loop-through output
of
the
EXT
SYNC
IN
connector.
Con-
nect to
the external
sync
input of video
equipment
to
be syn-
chronized with
this
monitor.
75-ohm termination switch
When
only the
EXT
SYNC
IN
connector
is
used
(nothing
is
connected
to
the
EXT
SYNC OUT
connector), set this
switch
to
ON.
When
both the
EXT
SYNC
IN
and
EXT
SYNC OUT
connec-
tors
are
used together
for
a loop-through connection,
set
this
switch to
OFF.
Color temperature
selection
The
color
temperature of the
PVM-1271Q has been
preset
at
the factory
to
9,300°
K,
and can
be
changed
to 6,500°
K.
The
color
temperature of the
PVM-1371QM
has been
preset
to
6,500°K,
and can be changed
to
9,300°K.
If
the switching
of
the color
temperature
is
required, consult
your authorized
Sony
dealer.
8