XOCECO LC-42HW36, Руководство по обслуживанию, Страница: 7 / 53

5
8
37.5 50 HDTV 720p
9
33.75 50 HDTV 1080i
10
56.25 50 HDTV 1080P
4.4 VGA terminal
Input the VGA signal (VG-848 signal generator), separate input VGA format signal of table 2, check
if the image and sound is normal. If the image is deflection of the H-field, select auto sync correction
of the SCREEN menu. If the image is slight disturb, adjust the FINE TUNE correction of the
SCREEN menu. Open the PIP mode, connect the earphone, and check if the image and sound is
normal.
4.5 HDMI terminal
HDMI signal format receive the three high definition signal: 480P, 576P, 720P/50/60Hz,
1080I/50/60Hz, 1080P/50/60Hz except for the table 2 signal. Check if the image (contain HDCP ON
and OFF) and sound is normal (use VG-849 generator). If the image is deflection of the H-field,
perform manual correction of the SCREEN menu. Open the PIP mode, connect the earphone, and
check if the image and sound is normal. Input DVI audio signal and check if it is normal.
Table2 VGA signal format
No Resolution H-frequency(kHz) V-frenquency(Hz)
Point clock pulse
frenquency(MHz)
Remark
1 720x400 31.469 70.086 28.322 IBM
2 640x480 31.469 59.94 25.175 IBM
3 640x480 37.861 72.809 31.5 VESA
4 640x480 37.5 75 31.5 VESA
5 640x480 43.269 85.008 36 VESA
6 800x600 35.156 56.25 36 VESA
7 800x600 37.879 60.317 40 VESA
8 800x600 48.077 72.188 50 VESA
9 800x600 46.875 75 49.5 VESA
10 800x600 53.674 85.061 56.25 VESA
11 1024x768 48.363 60.004 65 VESA
12 1024x768 56.476 70.069 75 VESA
13 1024x768 60.023 75.029 78.75 VESA
14 1280x1024 63.98 60.02 108.00 VESA
15 1024x768 68.667 84.98 94.486 VESA
4.6 Ex-factory setting
Table3 Factory Option Menu
Item Setting
IIC Bus-off
Enter Update Mode
EEPROM Initialize Off
Backlight Adjustable Off
Back Light 0