Sony GDM-400PST9 manual Self-diagnosis Function, Specifications, If the u indicator is green

Additional Information

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 u indicator will either light up green or flash orange.

u indicator

If the u indicator is green

1Remove any plugs from the video input 1 and 2 connectors, or turn off the connected computer(s).

2Press and hold the >/button for 2 seconds.

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.

If the u indicator is flashing orange

Press the u button to turn the monitor off and on.

If the u indicator lights up green, the monitor is working properly.

If the u indicator is still flashing, there is a potential monitor failure. Count the number of seconds between orange flashes of the u 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 video board.

Specifications

GDM-400PST9

Picture tube	0.25 – 0.27 mm aperture grille pitch
	19 inches measured diagonally
	90-degree deflection
Viewable image size	Approx. 365 × 273 mm (w/h)
	(14 3/8 × 10 3/4 inches)
	18.0” viewing image
Resolution	Horizontal: Max. 1600 dots
	Vertical: Max. 1200 lines
Standard image area	Approx. 330 × 264 mm (w/h)
	(13 × 10 1/2 inches)
	or
	Approx. 352 × 264 mm (w/h)
	(13 7/8 × 10 1/2 inches)
Deflection frequency	Horizontal: 30 to 94 kHz
	Vertical: 48 to 160 Hz
AC input voltage/current
	100 to 240 V, 50 – 60 Hz, 1.8 – 1.0 A
Power consumption	Max. 125 W
Dimensions	444 × 467 × 453 mm (w/h/d)
	(17 1/2 × 18 1/2 × 17 7/8 inches)
Mass	Approx. 25 kg (55 lb 2 oz)
Supplied accessories	See page 6

GDM-500PST9

Picture tube	0.25 – 0.27 mm aperture grille pitch
	21 inches measured diagonally
	90-degree deflection
Viewable image size	Approx. 403.8 × 302.2 mm (w/h)
	(16 × 12 inches)
	19.8” viewing image
Resolution	Horizontal: Max. 1600 dots
	Vertical: Max. 1200 lines
Standard image area	Approx. 388 × 291 mm (w/h)
	(15 3/8 × 11 1/2 inches)
	or
	Approx. 364 × 291 mm (w/h)
	(14 3/8 × 11 1/2 inches)
Deflection frequency	Horizontal: 30 to 107 kHz
	Vertical: 48 to 160 Hz
AC input voltage/current
	100 to 240 V, 50 – 60 Hz, 2.0 – 1.0 A
Power consumption	Max. 145 W
Dimensions	498 × 505 × 474 mm (w/h/d)
	(19 5/8 × 20 × 18 3/4 inches)
Mass	Approx. 31 kg (68 lb 5 oz)
Supplied accessories	See page 6

Design and specifications are subject to change without notice.

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