ViewSonic N3252w-1M Service Manual page 8

2. Video
Built-in A/D converter shall provide analog to digital converter for this product.
Input Parameter
CVBS Characteristics:
Video Amplitude Signal
DC Level Sync Pulse
S-Video Characteristics:
Video Amplitude Signal
DC Level Sync Pulse
Y, Cb,Cr Characteristics:
Video Amplitude Signal
DC Level Sync Pulse
Video Bandwidth
HDMI Characteristics
RGB Characteristics:
Signal Type
Sync Type
Input Signal Rating
Sync Level:
Frequency Range
Pixel Color
3.
Audio
Audio amp of this product shall be provided by "Advanic" with a Model Number of
AD8256 , "MTK" MT8202 for N2751w-M and N3252w-M shall be used as sound
processor. In addition, a pair of speakers shall be integrated within this product. The audio
signals of this product shall comply with the specification listed in the following table.
Parameter
Speaker Power Output Max
Rating
Speaker Impedance
Line In
Line Out
Flatness of Amplitude Response
(100Hz ~ 10KHz)
Total Harmonic Distortion
(1KHz @1W)
Signal to Noise (1KHz @1W)
4.
Electrical
The following table defines the electrical specification of this product.
ELECTRICAL SPECIFICATION
Power Input Voltage Range
Input Frequency Range
Input Current
Power Supply Inrush
ViewSonic Corporation
Specification
0.7(min.)–1.1(max.) V
Typical. 0.3 Vp-p
Y : 1.0Vp-p W / Neg. Sync (IN 75 Ω )
C : 0.285Vp-p (IN 75 Ω )
Y:1.0Vp-p(IN 75 Ω)
Pb:0.7 Vp-p(IN 75 Ω),Pr:0.7 Vp-p(IN 75 Ω)
NTSC: 6 MHz Maximum
Panel Link T.M.D.S HDMI-1.1
Analog VGA
TTL, Separate Sync, with 4.7KΩ pull-down resistors
1250mv Max without damage to the product, 0-700 mv Full
Range
2.5-5.25 V
Horizontal: 30-80K Hz, Vertical: 50-75 Hz
16 M
Specification
Phone Jack out
Tuner Input
10 W x 2 at 10% T.H.D
Distortion
main spk :3 Ω + 3 Ω
Treble spk :5.2 Ω
Per Tuner Spec
500 mVrms +/- 10%
@1K Hz tone (with +/-25k Hz
deviation at input, volume
with non-attenuation and
loading with 47k Ohm)
+/- 3 db (at 1KHz @1W)
2%
30 dB (40Hz to 15KHz)
100-240VAC +/- 10% Wide Range
47-63 Hz
3.0A @ 115VAC // 1.5A @ 230VAC
Max in < 150A (with fully loaded power supply) at
230Vac
Shall not result in permanent failure of power supply
5
Confidential - Do Not Copy
Base band Input
10W x 2 at 10% T.H.D.
Distortion
main spk :3 Ω + 3 Ω
Treble spk :5.2 Ω
500 mV rms (Typ)
1.6 V rms (Max)
Impedance: 600 ohms
500 mVrms +/- 10%
@1K Hz tone (with +/-25k Hz
deviation at input, volume
with non-attenuation and
loading with 47k Ohm)
+/- 3 db (at 1KHz @1W)
1%
40dB(400Hz to 20 kHz)
N3252w-1M