Sanyo LCD-32XR56DZ Service Manual page 9

j) Switch to other channels ATV, AV， COMPONENT and D-SUB , check if color temperature of
COOL，NORMAL and WARM meet requirements; otherwise adjust them respectively with
16 step Gray signal and the same adjustment method as HDMI channel's; exit menu "W/B
ADJUST" after adjustment and the data would be saved automatically;
k) DTV channel adjustment: switch to DTV channel, input 16 step Gray signal, enter into
factory menu, then begin adjustment followed by steps "e, f, g";
l) Adjustment rules for reference as below:
adjust B gun: adjust B gun value downwards , then coordinates of X、Y will rise;
adjust R gun will effect the coordinate of X , and effect the value of Lv a little:
adjust G gun will effect the coordinate of Y , and effect the value of Lv a lot:
note: default color temperature for SANYO customer is Normal; change to picture mode
Dynamic, adjust chromaticity coordinates of color temperature Normal and Cool;
only adjust chromaticity coordinates of color temperature Cool for other customers when
picture mode is Dynamic.
3 Performance check
3.1 TV functions
Connect RF port to central signal source, first enter into menu CHANNEL, then search
programs automatically, check if there is any omitted program, check if the output of speakers is
normal, check if the picture is normal.
3.2 AV/S-Video port
Input AV/S-Video signal respectively, check if the picture, the sound and other functions are
normal;
3.3 SCART port
Input signal to SCART port, check if the picture, the sound and other functions are normal;
Switch to TV channel, check if the picture, the sound and other functions of SCART OUT
channel are normal;
3.4 YPbPr/YCbCr port
Input YUV signal from signal generator VG-848 with YUV formats as Table 4 respectively, check
if the display and the sound are normal under the circumstances of power-on/off, switching
channel, switching signal format, etc.
No. Definition
1 720×480
2 720×480
3 720×576
adjust B gun value upwards , then coordinates of X、Y will descent;
adjust R gun value upwards , then coordinate of X will rise;
adjust R gun value downwards , then coordinate of X will descent;
adjust G gun value upwards , then coordinate of Y will rise;
adjust G gun value downwards , then coordinate of Y will descent;
Table 4 YUV receiving signal formats
Horizontal
Vertical frequenvy
frequency
（kHz）
15.734 60
15.734 59.94
15.625 50
Dot-pulse
frequency
（Hz）
（MHz）
13.5
13.5
13.5
Remark
480i (NTSC)
480i (NTSC)
576i (PAL)