Sanyo LCD-46XZ10FH Service Manual page 8

move cursor to item "MODE"，press keys "▲" and "▼" to select item "RGB", then move
cursor to item "AUTO ADC" and press key "OK" to begin adjustment automatically until
adjustment completion.
ADC calibration of YPbPr channel
a) Switch to YPbPr channel;
b) Press key "SOURCE"，then press number keys "2、5、8、0" to enter into initial factory menu;
c) Move cursor to item "ADC ADJUST" and press key "OK" to enter into interior factory menu;
d) Input YPbPr signal (VG848 Timing 976（720P）,Pattern 918 SMPTE Color Bar), move
cursor to item "MODE"，press keys "▲" and "▼" to select item "YPbPr（HD）", then move
cursor to item "AUTO ADC" and press key "ENTER" to begin adjustment automatically, a
prompt "success" displayed under "AUTO ADC" means auto-adjustment completed
successfully;
e) Input YPbPr signal (VG848 Timing 968（408I）,Pattern 918 SMPTE Color Bar), move
cursor to item "MODE"，press keys "▲" and "▼" to select item "YPbPr（SD）", then move
cursor to item "AUTO ADC" and press key "ENTER" to begin adjustment automatically, a
prompt "success" displayed under "AUTO ADC" means auto-adjustment completed
successfully;
2.2 White balance adjustment
Unless specified by customer, default COOL color temperature is 12000K, chromaticity
coordinates is （ 272 、 278 ） ;
coordinates is （ 285、 293） ; default Warm color temperature is 6500K, chromaticity coordinates
is （323、329）.
2.3 White balance adjustment processes
The set should be working above 30 minutes before white balance adjustment for it would be in
a stabler state. Use white balance apparatus CA-210 and switch to any channel have checked.
a) Switch to HDMI channel；
b) Press key "SOURCE", then press number keys "2、5、8、0" in turn to enter into initial factory
menu;
c) Move to item "W/B ADJUST" and press key "OK" to enter into interior factory menu;
d) Input DVI/HDMI signal （VG-848 Timing: 856(1024×768/60 Hz)，Pattern:921 16 step
Gray）, move cursor to item "MODE", press keys "▲" and "▼" to select item "HDMI1" or
other HDMI channels, then move cursor to item "TEMPERTURE", press keys "▲" and "▼"
to select item "COOL";
e) Adjust items "R GAIN、G GAIN、B GAIN" to set chromaticity coordinates of the 14
is （272、278）;
f) Adjust item "R Offset、 G Offset、 B Offset" to set chromaticity coordinates of the 4
（272、278）;
g) During adjustment , make sure that color temperature of bright step is (X=272±10 Y=278±10)
and color temperature of dark step is (X=272±10 Y=278±10);
h) Then move cursor to item "COPY ALL" to copy white balance data to the other channels
except DTV channel;
i) Check if color temperature of HDMI NORMAL and WARM meet requirements as below:
bright step: allowable error is ±10, dark step: allowable error is ±10;
otherwise adjust items "R_GAIN /B_GAIN/R_OFF/B_OFF" to meet requirements and then
save data;
default Normal color temperature is 9300K, chromaticity
th
step
th
step is