Horizontal Scanning; Vertical Scanning; Power Input Connection; Power Management - Philips 190S7 Service Manual

19" LCD Color Monitor

3.4 Horizontal scanning

Sync polarity
Scanning frequency

3.5 Vertical scanning

Sync polarity
Scanning frequency

3.6 Power input connection

Power cord length
Power cord type

3.7 Power management

The monitor must comply with the Microsoft On Now specification, with two power management states, as
defined by the VESA DPMS document. The monitor must appropriately display the DPMS state.
Mode
Power-On
Off
DC Power Off

3.8 Display identification

In accordance with VESA Display Channel Standard Ver.1.0 and having DDC 2B capability

4. Visual characteristics

4.1 Test conditions

Unless otherwise specified, this specification is defined under the following conditions.
(1) Input signal: As defined in 3.3, 1280x 1024
non-interlaced mode (64K/60Hz), signal
Sources must have 75 ohm output impedance.
(2) Luminance setting: controls to be set to 300 nits with full screen 100 % duty cycle white signal
(3) Warm up: more than 30 minutes after power on with signal supplied.
(4) Ambient light: 400 -- 600 lux.
(5) Ambient temperature: 20 ± 5 °C

4.2 Brightness

> 300 nits (at panel color temperature, at center of the screen, set contrast and brightness at maximum. )

4.3 Image size

Actual display size 376.32x301.056mm

4.4 Brightness uniformity

Set contrast at 100% and turn the brightness to get average above 300 nits at centre of the screen.
Apply the Fig 1, it should comply with the following formula:
: Positive or Negative
: 30 – 83 K Hz
: Positive or Negative
: 56 - 76 Hz
: 1.8 M
: 3 leads power cord with protective earth plug.
HSYNC VSYNC Video
On On active
Off Off blanked
N/A
B_min
B_max
89
Pwr-cons. Indication Rec. time
< 36 W Green LED
< 1 W Amber LED
< 1 W LED Off
X 100% >75%
190S7
--
< 3 s