XOCECO LC-32FC18, Руководство по обслуживанию

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6
5.5 HDMI terminal
HDMI signal format receive the three high-definition signals: 480P/60Hz, 720P/60Hz, 1080I/60Hz,
except for the table 2 signal. Check if the image (contain HDCP ON and OFF) and sound is normal.
Select any a kind of suitable signal and check if the sound is normal when change the sampling
frequency of the sound (32K/44.1K/48K). Select any a kind of suitable signal and check if the image
is normal when change the picture formats (RGB/YUV4:4:4/YUV4:2:2). Input DVI signal through
DVI-HDMI trans-connection wire, input audio signal from DVI/VGA AUDIO and check if it is normal.
Table 2 VGA signal format
No Resolution H-frequency(kHz) V-frenquency(Hz)
Point clock pulse
frenquency(MHz)
Remark
1 720 X 400 31.469 70.086 28.322 IBM
2 640 X 480 31.50 60.00 25.18 DOS
3 640 X 480 37.90 72.00 31.50 VESA
4 640 X 480 37.50 75.00 31.50 VESA
5
640 X 480 43.30 85.00 36.00 VESA
6 800 X 600 35.16 56.25 36.00 VESA
7 800 X 600 37.90 60.00 40.00 VESA
8 800 X 600 46.90 72.19 49.50 VESA
9 800 X 600 48.08 75.00 50.00 VESA
10 800 X 600 48.08 85.00 56.25 VESA
11 1024 X 768 48.40 60.00 65.00 VESA
12 1024 X 768 56.50 70.00 75.00 VESA
13 1024 X 768 60.00 75.00 78.75 VESA
6 Ex-factory preset
There are 6 items in the factory menu: Adc Calibrate, White Balance, Picture mode, Audio, Result,
Backlight. Except for Adc Calibrate and White Balance, the data of the other items is fixed by
software and do not need to change at normal situation.
Table 3 Picture analog setting
CVBS Vivid Standard Movies Pro Custom
Contrast 30 25 20 30 25
Brightness 20 25 20 30 25
Saturation 30 25 20 26 25
Tint 25 25 25 25 25
Sharpness 25 25 25 30 25
YPBPR Vivid Standard Mild Pro Custom
Contrast 30 25 20 30 25
Brightness 20 25 20 30 25
Saturation 30 25 20 26 25
Tint 25 25 25 25 25
Sharpness 25 25 25 30 25