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WAX3F
RM-ED009
3-4. White Balance Adjustment
The following adjustments are done via ECS.
3-4-1. Set up mode for White Balance Adjustment
1. Set up SREG_COL_MTRX_IDX_OFF = 3.
3-4-2. White Balance of Colour Temperature “Cool”
1. Refer to the table below and apply offset. (For Cool mode).
13. Set SREG_G_GAM_IDX_OFST.
Offset Value C
40"
tmp75_temp
=<9100
9100<tmp75_
temp=<10368
10368<tmp75
_temp=11136
11136<tmp75
_temp
32 1 0
46"
tmp75_temp
=<9100
9100<tmp75
_temp=<10496
10496<tmp75
_temp=<11264
11264<tmp75
_temp
32 1 0
tmp75_temp
80IRE 50IRE 30IRE 20IRE
U V U V U V U V
40"
tmp75_temp=<9856 0.0019 -0.0024 0.0018 -0.0029 0.0012 -0.0044 0.0008 -0.0047
9856<tmp75_temp=<10752 0.0013 -0.0015 0.0012 -0.0018 0.0009 -0.0027 0.0006 -0.0030
10752<tmp75_temp=<11072 0.0006 -0.0005 0.0006 -0.0004 0.0005 -0.0009 0.0002 -0.0010
11072<tmp75_temp 0 0 0 0 0 0 0 0
46"
tmp75_temp=<9856 0.0011 -0.0019 0.0008 -0.0023 0.0008 -0.0020 0.0007 -0.0018
9856<tmp75_temp=<10752 0.0005 -0.0009 0.0004 -0.0011 0.0004 -0.0009 0.0004 -0.0008
10752<tmp75_temp=<11072 0 0 0 0 0 0 0 0
2. Set up SREG_COLOR_TEMP = 0 (Cool).
3. Set up SREG_TEST_G_LEVEL = 204 (80 IRE).
4. Adjust SREG_WB_GAM_R(B)05 chroma values so that they are within tolerance in the table below.
U V Tolerance
40" 0.1915 0.4322 <0.0008
46"
0.1907 0.4312 <0.0008
11. Wait for calculation in TV Micro.
(This calculation value is “A”).
12. Calculate register SREG_G_GAM_IDX_OFST using the formula
and tables below.
SREG_G_GAM_IDX_OFST = A - C
5. Set up SREG_TEST_G_LEVEL = 128 (50 IRE).
6. Adjust SREG_WB_GAM_R(B)04 chroma values so that they are within tolerance in the table below.
U V Tolerance
40" 0.1905 0.4323 <0.0008
46"
0.1902 0.4314 <0.0008