Philips 274G5DHSD/00, Service Manual

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74 Meridian 5
Power input: 90-264 V AC, 50/60 r 2 Hz
Power consumption:
On mode: :<35 W (max.),
:30 W (typ.)
Functions:
(1) D-SUB analog R/G/B separate inputs, H/V sync separated, Composite (H+V) TTL level,
(2) SOG sync : Sync select: H + V (SERR)
(3) HDMI, HDCP supported.
Ambient temperature:
0
q
C - 40
q
C
Power Range
ADAPTOR,FULL RANGE POWER SUPPLY 90 – 264 VAC,OUT DC19V
ELECTRICAL CHARACTERISTICS
Scaler should be capable of below items.
1) Scaler must support color engine for Image enhancement feature (SmartImage)
2) Scaler must have enough memory to support PerfecTune feature and Philips OSD
3) Scaler must support SmartContras,20M:1 DCR preferred
4) VGA signal Auto adjustment:
Monitor automatically adjusts and optimizes resolution and frequency based on input signal defined by
“Source” function. “NO VIDEO INPUT” message to be displayed on screen while no signal is detected.
Monitor will automatically optimize resolution and frequency whenever connected to different signal
source. When press the “Auto”, the screen also show a status bar. During adjustment period, a status
bar will show on screen from 0% to 100% to indicate the progress of adjustment.
Auto auto adjustment : new timing & preset modes ( non- factory preset mode) should do auto
adjustment at first time detection and save the related
date into memory.
Resolution:
!
640*480,720*400,640*350, 640*400 , do not do auto auto
adjustment.
Interface signals
1). D-Sub Analog
Input signal : Video, Hsync., Vsync
Video : 0.7 Vp-p, input impedance, 75 ohm @DC
Sync. : Separate sync TTL level , input impedance 2.2k ohm terminate
Hsync Positive/Negative
Vsync Positive/Negative
Composite sync TTL level, input impedance 2.2k ohm terminate (Positive/Negative)
Sync on green video 0.3 Vp-p Negative (Video 0.7 Vp-p Positive)
3) HDMI ( option , refer to Quick specification table)
Follow HDMI 1.4 specification
TMDS channel:
¾
Carries audio, video and auxiliary data.
¾
Signaling method: According to DVI 1.0 specification.
Single-link (Type A HDMI).
¾
Video pixel rate: 25 MHz to 165 MHz (Type A)
¾
Pixel encodings: RGB 4:4:4, YCbCr 4:2:2, YCbCr 4:4:4.
¾
Audio sample rates: 32 kHz, 44.1 kHz, 48 kHz
¾
Audio channels: 2.
DDC channel:
¾
Allows source to interrogate capabilities of sink.
¾
I²C signaling with 100 kHz clock.
¾
E-EDID data structure according to EIA/CEA-861D and VESA