Sony Bravia KDL-40W2000, Руководство по обслуживанию, Страница: 27 / 108

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WAX2F
RM-ED008
1. Ensure TEST_PATTEN_ON=1.
2. Ensure TEST_G_LEVEL=204.
3. Measure brightness A.
4. Ensure TEST_G_LEVEL=102.
5. Measure brightness B.
6. Set up G_GAMMA_OFST_01=brightness B/brightness
A*10000. The result is written to G_GAMMA_OFST_01.
7. Send Gamma_Tbl_Search_1 command.
8. Ensure TEST_G_LEVEL=153.
9. Measure brightness C.
10. Set up G_GAMMA_OFST_02=brightness C/brightness
A*10000. The result is written to G_GAMMA_OFST_02.
11. Send Gamma_Tbl_Search_2 command.
12. Save set up value in NVM in register G_GAM_IDX_OFST.
3-3-2. Set up Trident internal SG and brightness
measurement
3-4. White Balance Adjustment
The following adjustments are done via ECS.
3-4-1. Set up mode for White Balance Adjustment
1. Send ECS_ADJUST_LEVEL_SETTING_INIT command.
2. Ensure COL_MATRIX_INDEX=3.
3. Ensure DYNAMIC_EN=0.
4. Ensure U_BRT_OFFSET=128.
3-4-2. White Balance of Colour Temperature “Cool”
1. Set up COLOR_TEMP=0.
2. Set up R_GAMMA_OFST_01=128.
3. R_GAMMA_OFST_02=128
R_GAMMA_OFST_03=128
R_GAMMA_OFST_04=128
R_GAMMA_OFST_05=128
R_GAMMA_OFST_06=128
R_GAMMA_OFST_07=128
B_GAMMA_OFST_01=128
B_GAMMA_OFST_02=128
B_GAMMA_OFST_03=128
B_GAMMA_OFST_04=128
B_GAMMA_OFST_05=128
B_GAMMA_OFST_06=128
B_GAMMA_OFST_07=128
4. Set up “Wait”.
5. Set up TEST_G_LEVEL=204.
6. Adjust R_GAMMA_OFST_05 and B_GAMMA_OFST_05
chroma values so that they are within tolerance in the table below.
2. Send ECS_ADJUST_TCD3_CONT_V command.
3. Read the value of S-REG:APL_LUMA via ECS. Confirming that
the value is within spec of the table below.
AD-Adjust Video Spec Spec.
Reference register name
S-REG: APL_LUMA TARGET_Y_V±2
3-2-11. Set up of C signal calibration2 adjustment
for video.
1. Input SECAM colour bar 75%Y, 75%C via AV1 input.
2. Send ECS_ADJUST_LEVEL_SETTING_INIT command.
3. Ensure noise reduction NR=1 (Low), GAMMA_EN=0,
P4_CVD2_85=0.
4. Set the following registration items.
3-2-12. C signal calibration2 adjustment for video.
1. Send ECS_ADJUST_TCD3_HUE_V command.
2. Read S-REG: READ_BACK_B00 via ECS. (READ_AREA=0).
3. Read S-REG: READ_BACK_B01 via ECS. (READ_AREA=6).
4. Confirm that 8 bits of MSB of item number 2) and 3) are within
spec of the table below.
m e t I e c n e r e f e R . c e p S
e u l a v e c n e r e f f i d * 0 B _ K C A B _ D A E R 2 ±
5. Read S-REG: TCD3_SATURATION via ECS.
6. Switch the TV set OFF and then ON again to retain adjustment
values.
3-3. Gamma Adjustment
The following adjustments are done via ECS.
Note : Before Gamma adjustment can begin the set needs 1 hour aging.
1. Send ECS_ADJUST_LEVEL_SETTING_INIT command.
2. Ensure COL_MATRIX_INDEX=4.
3. Ensure G_GAMMA_IDX_OFST=15.
4. Ensure DYNAMIC_EN=0.
5. Ensure U_BRT_OFFSET=128.
3-3-1. Set up mode for Gamma Adjustment
Screen Size 40" 46"
ADJ_COLOR_Y_ATT(SECAM) 128 128
ADJ_COLOR_PAL(SECAM) 2 2
X Y Tolerance
40" 0.1917 0.4273 0.5JND
46" 0.1926 0.4281 0.5JND