Philips 220B4LPCB/00, Service Manual

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68 Meridian 3
Functions:
(1) D-SUB analog R/G/B separate inputs, H/V sync separated, Composite (H+V) TTL level,
(2) SOG sync : a. Sync select: H + V
b. Sync select: SERR
(3) DVI digital Panel Link TMDS inputs, HDCP supported.
3.3 Ambient temperature: 0
q
C - 40
q
C
3.4 Power Range
FULL RANGE POWER SUPPLY 90 – 264 VAC
4 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,500K:1 DCR preferred
4.1 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)
2). DVI-D Digital
Input signal: Single TMDS link (Three channels: RX0-/+, RX1-/+, RX2-/+)
3). USB Hub 2.0
USB port (1 upstream, 2 downstream)
4). Audio
Input signal: 1Vrms
Loudspeaker: 1.5 W+ 1.5 W stereo of RMS Power
Frequency range: (WAIT FOR SUPPLIER INPUT)
Headphone connection will mute speakers
4.2 Interface
D-Sub Cable
Length : 1.8 M +/- 50 mm
Fix with monitor when packing, with transplant pin protective cover.
Connector type : D-Sub male with DDC2B pin assignments.
Blue connector thumb-operated jack screws
Pin assignments:
PIN No. SIGNAL
1 Red
2 Green/
SOG
3 Blue
4 Sense
(GND)
5 Cable Detect (GND)