Sanyo LCD-32XR56DZ, Service Manual

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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
B
gun value upwards , then coordinates of
X
、
Y
will descent;
adjust
R
gun will effect the coordinate of
X
, and effect the value of
Lv
a little:
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 will effect the coordinate of
Y
, and effect the value of
Lv
a lot:
adjust
G
gun value upwards , then coordinate of
Y
will rise;
adjust
G
gun value downwards , then coordinate of
Y
will descent;
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.
Table 4 YUV
receiving signal formats
No. Definition
Horizontal
frequency
（
kHz
）
Vertical frequenvy
（
Hz
）
Dot-pulse
frequency
（
MHz
）
Remark
1 720×480 15.734 60 13.5 480i (NTSC)
2 720×480 15.734 59.94 13.5 480i (NTSC)
3 720×576 15.625 50 13.5 576i (PAL)