Read Sony SDM-N50 (serv.man2) Service Manual online
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Self-diagnosis function
This monitor is equipped with a self-diagnosis function. If there is
a problem with your monitor or computer(s), the screen will go
blank and the
a problem with your monitor or computer(s), the screen will go
blank and the
1 (power) indicator will either light up green or
flash orange. If the
1 (power) indicator is lit in orange, the
computer is in power saving mode. Try pressing any key on the
keyboard or moving the mouse.
keyboard or moving the mouse.
If the
1
(power) indicator is green
1
Turn off the AC power switch and disconnect the
video signal cables from the INPUT1 and INPUT2
connectors of the media engine.
video signal cables from the INPUT1 and INPUT2
connectors of the media engine.
2
Press the AC power switch twice to turn the monitor
off and then on.
off and then on.
If all four color bars appear (white, red, green, blue), the monitor
is working properly. Reconnect the video input cables and check
the condition of your computer(s).
is working properly. Reconnect the video input cables and check
the condition of your computer(s).
If the color bars do not appear, there is a potential monitor failure.
Inform your authorized Sony dealer of the monitor’s condition.
Inform your authorized Sony dealer of the monitor’s condition.
If the
1
(power) indicator is flashing orange
Press the
1
(power) switch twice to turn the monitor off
and then on.
If the
1 (power) indicator lights up green, the monitor is working
properly.
If the
1 (power) indicator is still flashing, there is a potential
monitor failure. Count the number of seconds between orange
flashes of the
flashes of the
1 (power) indicator and inform your authorized
Sony dealer of the monitor’s condition. Be sure to note the model
name and serial number of your monitor. Also note the make and
model of your computer and graphic board.
name and serial number of your monitor. Also note the make and
model of your computer and graphic board.
Specifications
LCD panel
Panel type: a-Si TFT Active Matrix
Picture size: 15 inch (38 cm)
Picture size: 15 inch (38 cm)
Input signal format
RGB operating frequency*
Horizontal: 30 – 61 kHz
Vertical: 50 – 85 Hz
Horizontal: 30 – 61 kHz
Vertical: 50 – 85 Hz
Resolution
Horizontal: Max.1024 dots
Vertical: Max.768 lines
Vertical: Max.768 lines
Input signal levels
RGB video signal
0.700 Vp-p, 75
Ω
, positive
SYNC signal
TTL level, 2 k
Ω
,
positive or negative
(Separate horizontal and vertical,
or composite sync)
0.3 Vp-p, 75
(Separate horizontal and vertical,
or composite sync)
0.3 Vp-p, 75
Ω
, negative
(Sync on green)
Audio output
2W
×
2
Headphones jack
Stereo minijack
Accepts impedance of 16 – 48
Accepts impedance of 16 – 48
Ω
AUDIO IN jack
Stereo minijack
Accepts impedance of 16 k
Accepts impedance of 16 k
Ω
Accepts level 0.5 Vrms
Power requirements
100 – 240 V, 50 – 60 Hz, 0.55 – 0.3 A
Power consumption
Max. 35 W
Operating temperature
5 – 35
˚
C
Dimensions (width/height/depth)
Display (upright):
Approx. 356
×
347
×
185 mm
(14
1
/
8
×
13
3
/
4
×
7
3
/
8
inches)
Media engine (without stand):
Approx. 45
×
180
×
180 mm
(1
13
/
16
×
7
1
/
8
×
7
1
/
8
inches)
Media engine (with stand):
Approx. 94
×
185
×
180 mm
(3
3
/
4
×
7
3
/
8
×
7
1
/
8
inches)
Mass
Display:
Approx. 2.7 kg (5 lb 15 oz)
Media engine (with stand):
Approx. 0.85 kg (1 lb 14 oz)
Plug & Play
DDC1/DDC2B/DDC2Bi
Accessories
See page 8.
* Recommended horizontal and vertical timing condition
• Horizontal sync width duty should be more than 4.8% of total
horizontal time or 0.8 µs, whichever is larger.
• Horizontal blanking width should be more than 2.3 µsec.
• Vertical blanking width should be more than 450 µsec.
• Vertical blanking width should be more than 450 µsec.
Design and specifications are subject to change without notice.
1
(power)
indicator
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