Sony TRINITRON PVM-8042Q Service Manual page 9

Table of Contents
Features .............................................................................. 5
Location and function
of parts and controls .................................................... 6
Power sources ................................................................. 10
Specifications .................................................................. 11
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Front ................................................................................... 6
Rear .................................................................................... 8
This instruction manual covers the PVM-8045Q,
PVM-8042Q and PVM-8040. The differences
among the models are clearly described in the text.
PVM-8045Q/8042Q
PVM-8040
Features
Four color systems available
(PVM-8045Q/8042Q only)
The monitor can display NTSC, PAL, SECAM and
NTSC 1) signals. The appropriate color system is
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selected automatically.
HR (High Resolution) Trinitron ® 2) picture tube
(PVM-8045Q)
The HR Trinitron picture tube (0.25 mm aperture grill
pitch) provides a high resolution picture. Horizontal
resolution is more than 450 TV lines at the center of
the picture.
Trinitron picture tube (PVM-8042Q/8040)
The Trinitron picture tube (0.5mm aperture grill pitch)
provides a high resolution picture. Horizontal
resolution is more than 250 TV lines at the center of
the picture.
Beam current feedback circuit
The built-in beam current feedback circuit assures
stable white balance.
Comb filter
When NTSC video signals are received, a comb filter
activates to increase the resolution, resulting fine
picture detail without color spill or color noise.
Multiple input signals (PVM-8045Q/8042Q only)
In addition to the composite video signals and the Y/C
signals, analog RGB signals and component signals
can be input.
External sync input (PVM-8045Q/8042Q only)
When the EXT SYNC button is pressed, the monitor
can be operated on the sync signal fed through an
external sync connector.
Blue only picture (PVM-8045Q/8042Q only)
Black and white apparent picture consisting from only
the blue signal will be displayed. This facilitates the
"chroma" and "phase" adjustment, and the observation
of the video noise.
..........................................................................................................................................................................................................
1) An NTSC signal is used for playing back NTSC-recorded video cassettes with a video tape recorder/player especially
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designed for use with this system.
2) Trinitron is a trademark of Sony Corporation.
16:9 selector (PVM-8045Q/8042Q only)
The monitor can display the 16:9 signal with the
correct ratio of width and height, compressing the
picture vertically.
Under scan mode (PVM-8045Q/8042Q only)
The monitor can display signals that are scanned
outside the normal screen so you can monitor the
whole image.
Audio circuit and built-in speaker
A speaker (0.5 W, monaural) is built into the monitor
for sound monitoring.
Automatic/Manual DEGAUSS
The screen is automatically demagnetized when the
monitor is turned on. Manual degauss is also available
for PVM-8045Q/8042Q by pressing the DEGAUSS
button.
Automatic termination
(only connectors marked )
The Y/C, VIDEO IN and EXT SYNC IN connectors
are terminated at 75 ohms inside, when no cable is
connected to the loop-through output connectors.
When a cable is connected to an output connector, the
75-ohm termination is automatically released.
EIA standard 19-inch rack mounting
By using an MB-507 mounting bracket (not supplied),
the monitor can be mounted in an EIA standard 19-
inch rack. For details on mounting, see the instruction
manual of the MB-507.
Varied power sources
In addition to AC power, you can use battery pack or
external DC 12 V power. The monitor can operate with
one or two Sony NP-1B* battery packs. If you use the
DC-L10* battery adaptor, the monitor can operate with
a Sony BP-L60A/L90A* lithium ion battery pack.
* The NP-1B battery pack, DC-L10 battery adaptor
and BP-L60A/L90A battery pack are not supplied.
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