Electrical Requirements; Standard Testing Conditions; Video / Audio Input Signals; Pc Input Signal Requirements - Philips BDL4651VH/00 Service Manual

62 BDL4675XU LCD

2. ELECTRICAL REQUIREMENTS

All performance specifications are defined under "STANDARD TESTING CONDITIONS", unless
otherwise specified.
2.1

Standard Testing Conditions

•
Warm up time -
•
Ambient temperature -
•
Ambient light -
•
Relative humidity -
•
Barometric pressure -
•
Dark room conditions -
2.2

Video / Audio Input Signals

2.2.1

PC input signal requirements

Pixel rate capability -
VGA sync input -
HDMI input -
VGA analog RGB level - 0 ~ 700mV linear, positive polarity, terminated with 75Ω
I²C DDC signal -
video
also when the display is
feedback into PC, blocking diodes
side.
Preset timings -
Preset mode definition:
Need to support those timing:
General Product Specification
≥ 30 min.
15°C ~35 °C.
400-600 lux
25% ~ 75%.
860 mbar ~ 1013 mbar.
< 1 lux for optical measurements
86 MHz.
TTL level, separate H/V sync only, "+" or "-" polarity,
TMDS channel:
Carries video data.
Signaling method: According to DVI 1.0 specification.
Single-link (Type A HDMI).
Video pixel rate: 25 MHz to 165 MHz (Type A)
DDC channel:
Allows source to interrogate capabilities of sink.
I²C signaling with 100 kHz clock.
E-EDID data structure according to EIA/CEA-861B
and VESA Enhanced EDID.
impedance.
DDC2B required, DDC serial Data & Clock, DDC components are
connected to both display Vcc and DDC +5V (from PC via
26 preset modes sets, 15 factory preset mode sets, timing, size
and centering have been pre-aligned in factory according to
specifications.
terminated with ≥ 2.2kΩ impedance.
cable), that the PC can read the DDC data
powered off. To prevent current
are required at display