Mitsubishi HL7925K, HL7925KV, HL7925KW User Manual
)..
MITSUBISHI
AUTO-TRACKING
WITH
Dl.GITAL CONTROL
COLOR DISPLAY MONITOR
~
~ODEL
I
HL7925K
SERIES
USER'S GUIDE
For future reference, record the serial
number of your display monitor
space
below:~---------,
SERIAL
The serial number
cover
No.
'---------~
is
located on the rear
of
the set.
~i:
~
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ilJ
,CAUTION
Japanese
and
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These
products
and/
diversion
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or
technologies
or
COCOM
contrary
strategic
thereto
(x(;H9:#'5lX51)
ftit±19
are
subject
restrictions,
is
prohibited
in
the
.Q
~f
to
.
CAUTION
• The line cord and plug designed for safety is provided with this set.
It is to
shock.
•Do
and other hazards.
\.
6e
used with a properly grounded power receptacle to avoid possible electrical
not remove the back cover of the set
as
this can expose you to very high voltages
For Model HL7925K and HL7925KW Series:
WARNING
RADIO INTERFERENCE REGULATIONS STATEMENT
FOR U.S.A.
This equipment has been tested and found to comply with the limits for a Class A digital
device, pursuant to Part
reasonable protection against harmful interference when the equipment is operated
commercial environment. This equipment generates, uses, and can radiate radio frequency energy and, if not
may cause harmful interference to radio communications. Operation of this equipment
a residential area is likely to cause harmful interference
required
to
correct the interference at his own expense.
15
of the
installed and used in accordance with the instruction manual,
FCC
Rules. These limits are designed to provide
in
which case the user will be
in
a
in
THIS PRODUCT HAS
SIGNAL COAXIAL
USE
IT TO
REDUCE
ENCE
DEVICES.
RADIO
FOR
This digital apparatus does not exceed the Class A limits for radio noise emissions from
digital apparatus set out in the Radio
ment of Communications.
CANADA
TO RADIO, TELEVISION,
INTERFERENCE REGULATIONS
BEEN
FCC-CERTIFIED WITH A SHIELDED
CABLE.
THE POSSIBILITY
Interference Regulations
OF
CAUSING INTERFER-
AND
OTHER ELECTRONIC
STATEMENT
of
the Canadian Depart-
(CONTENTS
1.
SPECIFICATION
1.1
Rating
1.2
Input
1.3 Recommended Timing Chart
2.
INSTALLATION
2.1
General
2.2
Unpacking
Installation
2.3
2.4 Caution before Power
Degaussing
2.5
2.6 Connection
3.
CONTROLS LOCATION
3.1
Under normal operation
3.2 When adjusting the picture dimensions
3.3 Explanation on Channel
and
Signals
.........................................
....... -................................
.......................................
Specification
.....................................
Place
..................................
of
Signal
AND
DESCRIPTION
......•....................
.........................
ON
...........................
Cables
.........................
...........................
...........................
................
]
.4
5
6
7
7
7
8
9
9
12
16
19
4.
ADJUSTMENT
4.1
4.2 Procedure
4.3 What picture comes
5.
QUICK CHECK
5.1
5.2
5.3
5.4 Booming sound just after power
5.5
6. CARE and
6.1
6.2 Operation
6.3 Cleaning
Preparation
Monitor
Monitor
Monitor
Monitor
MAINTENANCE
General
.....................................
......................................
screen
screen
generates
screen
........................................
......................................
.......................................
is
blank
Image
beep
is
not
out?
..........................
............................
is
too
dim or bright
sound
.......................
"ON"
stable
.........................
..............
................
21
21
25
27
27
28
28
28
29
29
30
(
1.
SPECIFICATIONS
1.1
Rating
1)
AC
POWER VOLTAGE
2)
3)
4)
5)
6)
7)
8)
9)
1
0)
11)
12)
13)
14)
15)
16)
17)
18)
19)
20)
and Specification
AC POWER FREQUENCY
POWER CONSUMPTION
INPUT SIGNAL
VIDEO
SYNC.
INTERFACE
a)
INPUT CONNECTOR
b)
INPUT IMPEDANCE
SCANNING FREQUENCY
PRE-SET TIMING
WARM
EFECTIVE DISPLAY AREA
BRIGHTNESS
VIDEO
BLANKING TIME
LINEARITY
RASTER DISTORTION
RASTER SIZE REGULATION
MISS CONVERGENCE
HIGH
TEMPERATURE
OUTLINE SIZE
WEIGHT
UP
TIME
AMPLIFIER
VOLT AGE
MODEL
HL7925
*K
HL7925*KV
HL7925*KW
50/60
Hz
150 w (typ)
Analog R,G,B
Composite sync. on Green :
Composite ext. sync.
Separate sync. (HD/VD)
BNC (Receptacle)
75.0 for video and sync. signal
High impedance can be selected by Impedance
SW.
Select
Loop-through operation is available with T-type
BNC connector.
HORIZONTAL 30 kHz
VERTICAL 50
See the recommended timing chart specification. (page
More than 30 minutes.
360
(W)
X 270
100 nit with STD CRT, standard white window
video signal.
50
Hz,.....,
120
Horizontal
Vertical <
Better than
Note; H-LIN will be specified for
Less than 2.0%
Less than 0.5%
Center (Within 270
Other area
27 kV
O
,.....,
498
Approx. 33 kg
5540-55
30-40
FH
=30-37
-0.5
(STD)
40°C (with standard cabinet)
(W)
x 449
Hz
(H)
mm
MHz±3
78 kHz < 3.2µsec
kHz <
kHz < 6.0µsec
7%
/47-52/60-64
mm
mm
(H)
X 534
RATING
AC100-120V
AC 220
"'240V
AC
100"'
220,.....
AC
0.7 Vp-p (Positive)
0.7 Vp-p (Negative)
1.5
1
5
·
,.....,
78 kHz
,.....,
120
Hz
dB
Tr/Tf<6
5.0µsec
600µsec
kHz/75
diameter circle)
(Typ)
(D)
(with standard cabinet)
120 V
240V
,.....,
5 Vp-p (Negative)
V _ (Positive )
,.....,
5
P P Negative
nsec
,.....,
78
-0.35
mm
(Typ)
]
6)
4
[~s_P_E_C_IF_IC_A_Tl_O_N
1.2
Input
Signals
____________________
]
SYNC. SIGNAL INPUT SIGNALS
A COMPOSITE SYNC.
SIGNAL
VIDEO SIGNAL
COMPOSITE EXT
SYNC. SIGNAL
SEPARATE
HORIZONTAL &
VERTICAL
SYNC. SIGNAL
ON
GREEN
RED
BLUE
GREEN
RED
BLUE
GREEN
COMPOSITE
SYNC.
RED
BLUE
GREEN
HORIZONTAL
VERTICAL
SYNC.
0.7
Vp-p
(0.35,.....,
1.0
Vp-p
0.7
Vp-p
(0.35,.....,
4.0
Vp-p
(1.5
,.....,5.0
0.7
Vp-p
(0.35,.....,
4.0
Vp-p
(1.5,.....,
5.0 Vp-p AVAi
TYP
1.4
TYP
TYP
1.4
TYP
Vp-p
TYP
1.4
TYP
Vp-p
(0:7
(0:3
Vp-p
Vp-p
AVAi
LAB
LE)
Vp-p
VIDEO)
Vp-p
SYNC.)
AVAILABLE)
AVAILABLE)
AVAi
LAB
LE)
LAB
LE)
POLARITY
POSITIVE
VIDEO:
SYNC. : NEGATIVE
POSITIVE
NEGATIVE
POSITIVE
NEGAT%
POSITIVE
POSITIVE
5
(
1
.3
Recommended Timing
Chart
SPECIFICATION
]
TIMING-1 (Pre-set
Th 13.158
Ths
Thfp 0.158
Thbk
Tv 14.29
Tvs
Tvfp
Tvbk
TIMING-2 (Pre-set in
Th
Ths
Thfp
Thbk
Tv
TVs
Tvfp
Tvbk
TIMING-3 (Pre-set in
Th 20.960
Ths
Thfp 1.000
Thbk
Tv
TVs
Tvfp 63.0
Tvbk
in
CH.
1.1
3.058
39.0
39.0
815.0
CH.
15.788
1.701
0.407
3.957
16.672 msec
47.0
47.0
504.0
CH.
2.000
5.000
16.667 msec (795H)
84.0
566.0
0)
µsec
µsec
µsec
µsec
msec
µsec
µsec
µsec
0)
µsec
µsec
µsec
µsec
µsec
µsec
µsec
0)
µsec
µsec
µsec
µsec
µsec
µsec
µsec
(76 kHz)
(1024H)
(63.3 kHz)
(1056H)
(3H)
(3H)
(32H)
(47.7kHz)
(4H)
(3H)
(27H)
T
TIMING-4 (Pre-set in
Th 26.4
Ths 3.2
Thfp
Thbk
Tv
TVs 106.0
Tvfp
Tvbk
TIMING-5 (Pre-set
Compatible Timing for VGA 3 modes
Th
Ths 3.813
Thfp
Thbk
Tv
TVs
Tvfp
Tvbk
Tv 14.268 msec
TVs
Tvfp
Tvbk
Tv
TVs
Tvfp
Tvbk
LJ
CH.
0)
µsec
µsec
1.0
µsec
6.4
µsec
in
CH.
778
0.636
6.356
msec
µsec
µsec
µsec
8)
µsec
µsec
µsec
µsec
Hz)
µsec
µsec
µsec
µsec
µsec
µsec
Hz)
µsec
µsec
µsec
16.58
26.0
739.0
31.
480 LINE (60
16.683 msec
64.0
318.0
1430.0
400 LINE (70 Hz)
64.0
381.0
1557.0
350 LINE (70
14.268 msec
64.0
1176.0
3146.0
(37.9kHz)
(600H)
(31.5kHz)
6
(_2_.l_NS_Ti_A_LL_A_~l_O_N
__________
)
2.1 General
This section explains
operation. The
but
it
may require certain
generator
ances
other basic checks
simple procedures should
2.2
Unpacking
The
MITSUBISHI ELECTRIC CORPORATION.
Open the
out
the
Accessories
materials.
2.3
Installation Place
· The
magnetic fields,
cause
• The sufficient ventilation
do
or
other
caused during transportation. Complete adjustment procedures and
monitor
monitor
monitor
the miss-convergence.
not
is
top
of
are
block the vents
how
to
install the
monitor
normally packaged in a separated shipping container
container, then remove the inside packing materials and
car~fu
placed at the
should
is
throughly
minor
controller
are
described in section 4, and section 5,
I ly.
eg.
and
be
necessary
bottom
be
placed away
transformer and
is
necessary
of
cabinet.
monitor
adjusted and checked
adjustments
to
compensate
for
of
to
adapt
initial
container, and/or the
from
motor,
for
installation.
the device which generates the
long
and
for
minor
because
time
how
to
verify its basic
out
at the factory,
it
to
a particular display
adjustment disturb-
but
only
selected
top
of
packing
the magnetic fields
stable operation. So,
by
lift
· In order
recommended
to
get the excellent display image and prevent eye fatigue,
to
avoid the
direct
light shining
7
to
the
screen
of
monitor.
it
is
[
INSTALLATION ]
2.4
Caution before
Please
ical order and
Before turning on the power. switch, check the AC power line voltage and
frequency and make sure
in the rear panel
fuse
make sure
is
identical
not
Power
that
wires, components and structures
damaged during transportation.
is
set
to
with
the
fuse
ON
that
the power line voltage selector inside the cover
the proper position
rating label on the rear panel.
are
in
perfect mechan-
as
follows, and the rating
of
Except the Model No. H
Please
HL7925*KW.
POWER
How
don't
LINE
VOLTAGE
MODEL
FUSE
RATING
TYPE
to
access
touch the Voltage Selector and Fuse,
VOLTAGE
SELECTOR
the
VOLTAGE
COMP
HD
· VD
0:~:~
L7925*
Set
to
HL7925*K
UL/CSA
250V,
3.5A
Delay
Time
SELECTOR
KW
AC
100"'
Type
is
setted in the factory before shipment.
if
you
100"'
120 V AC
120 V position
HL7925*KV
IEC Type
250 V, 3.15 A
Time
Set
Lag
COMP
HD
to
220"'
UL/CSA/I
220"'
240 V position
HL7925*KW
250V,4A
Time
VD
0:~:0
0
use
240 V
EC
Lag
except
Type
J
~__,_/
VOLTAGE
SELECTOR
/c
inside this cover
1oov[[J200v
l a l
120 v
ill]
240 v
0
-
Inside
View
8
[ INSTALLATION
2.5
Degaussing
]
Degaussing
(
to
other place.
When
degaussor.
The procedure
(
(2) Approach
(3) Take back the degaussor
2.6
Connection of Signal Cables
The signal cable should
(Type RG59/U
(1) IN CASE OF A COMPOSITE SYNC.
it
1)
The degaussor should
monitor.
around slowly along the screen,
circular
ON GREEN
is
necessary
it
motion,
is
required whenever the
Degaussing
to
degauss
of
degaussing
to
the
then
or
equivalent)
VIDEO
used
be
monitor
turn
be
made
SIGNAL
monitor
procedure
the
by
turned on more than six feet away
with
from
it
off
with
is
monitor
a degaussor
moving in a circular
top
and
the
monitor
more than six feet away
75 ohm coaxial cable.
SIGNAL
is
installed
explained in
absolutely,
is
as
follows.
sides
of
the
gradually
or
3.1
(J).
it
is
motion,
monitor
with
from
moved )
advised
then move
a few times.
moving in a
the
to
use
from
the
monitor.
a
it
Connect R,G,B video signals
Set 2
Kn/HIGH
15Q
R
~~
HIGH
select
SW
75Q B
~~
HIGH
to
75Q . G
~~
HIGH
to
BNC receptacles on rear panel respectively.
"2
Kn"
position.
COMP
HD
~
2Kn
VD
~~
HIGH
HOST COMPUTER
CONTROLLER
PERSONAL COMPUTER
9
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