Specifications - Sony Trinitron GDM-FW900 Service Manual

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 ! (power) indicator will either light up green or
flash orange. If the ! (power) indicator is lit in orange, the
computer is in power saving mode. Try pressing any key on the
keyboard or moving the mouse.
RESET ASC INPUT 1 2 MENU
! (power) indicator
x If the ! (power) indicator is green
1
Disconnect any plugs from the video input 1 and 2
connectors, or turn off the connected computer(s).
2 Press the ! (power) button twice to turn the monitor
off and then on.
3 Move the joystick to the right for 2 seconds before
the monitor enters power saving mode.
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).
If the color bars do not appear, there is a potential monitor failure.
Inform your authorized Sony dealer of the monitor's condition.
x If the ! (power) indicator is flashing orange
Press the ! (power) button twice to turn the monitor off
and then on.
If the ! (power) indicator lights up green, the monitor is working
properly.
If the ! (power) indicator is still flashing, there is a potential
monitor failure. Count the number of seconds between orange
flashes of the ! (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.
20

Specifications

CRT 0.23 – 0.27 mm aperture grille pitch
24 inches measured diagonally
90-degree deflection
FD Trinitron
Approx. 482.1 × 308.2 mm (w/h)
Viewable image size
(19 × 12
1
/ inches)
4
19.8" viewing image
Resolution Maximum (16:10)
Horizontal: 2304 dots
Vertical: 1440 lines
Maximum (4:3)
Horizontal: 2048 dots
Vertical: 1536 lines
Recommended (16:10)
Horizontal: 1920 dots
Vertical: 1200 lines
Input signal levels Video signal
Analog RGB: 0.700 Vp-p
(positive), 75 Ω
SYNC signal
H/V separate or composite sync:
TTL 2 kΩ, Polarity free
Sync on Green: 0.3 Vp-p
(negative)
Standard image area 16:10
Approx. 474 × 296 mm (w/h)
3 × 11 3
(18 / / inches)
4 4
4:3
Approx. 395 × 296 mm (w/h)
× 11
5 3
(15 / / inches)
8 4
5:4
Approx. 370 × 296 mm (w/h)
× 11
5 3
(14 / / inches)
8 4
Deflection frequency* Horizontal: 30 to 121 kHz
Vertical: 48 to 160 Hz
AC input voltage/current 100 to 240 V, 50/60 Hz, 2.2 – 1.2 A
Power consumption Approx. 170 W (with no USB devices
connected)
Operating temperature 10˚C to 40˚C
Approx. 571.5 × 500 × 522.5 mm (w/h/
Dimensions
1 × 19 3 × 20 5
d) (22 / / / inches)
2 4 8
Mass Approx. 42 kg (92 lb 10 oz)
Plug and Play DDC1/DDC2B/DDC2Bi, GTF**
Supplied accessories See page 6
* 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.
** If the input signal is Generalized Timing Formula (GTF)
compliant, the GTF feature of the monitor will automatically
provide an optimal image for the screen.
Design and specifications are subject to change without notice.