Sony KDL-32V2500 / KDL-40V2500 / KDL-46V2500 Service Manual ▷ View online
- 25 -
WAX2T
RM-ED008
3-2-4. C signal calibration1 adjustment for
terrestrial analog.
1. Send ECS_ADJUST_TCD3_HUE_RF 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
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t
I
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c
n
e
r
e
f
e
R
.
c
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p
S
e
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a
v
e
c
n
e
r
e
f
f
i
d
*
0
B
_
K
C
A
B
_
D
A
E
R
2
±
3-2-5. Set up of AD calibration1 adjustment for
v i d e o .
1. Send ECS_ADJUST_LEVEL_SETTING_INIT command.
2. Ensure noise reduction NR=1 (Low), GAMMA_EN=0,
P4_CVD2_85=0.
3. Set the following registration items.
3-2-6. Y signal calibration1 adjustment for video.
1. Input PAL colour bar 75%Y, 75%C via AV1 input.
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.
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5KIPCNNGXGNCFLWUVOGPV
65/
AD-Adjust Video Spec
Spec.
Reference register name
S-REG: APL_LUMA
TARGET_Y_V±2
5. Switch the TV set OFF and then ON again to retain adjustment
values.
3-2-7. Set up of C signal calibration1 adjustment
for video.
1. Input PAL 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.
3-2-8. C signal calibration1 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
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t
I
e
c
n
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r
e
f
e
R
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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.
3-2-9. Set up of AD calibration2 adjustment for
v i d e o .
1. Send ECS_ADJUST_LEVEL_SETTING_INIT command.
2. Ensure noise reduction NR=1 (Low), GAMMA_EN=0,
P4_CVD2_85=0.
3. Set the following registration items.
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3-2-10.
Y signal calibration2 adjustment for video.
1. Input SECAM colour bar 75%Y, 75%C via AV1 input.
Screen Size
32"
40"
46"
TARGET_Y_RF(PAL)
165
165
165
ADJ_COLOR_Y_ATT(PAL)
128
128
128
ADJ_COLOR_PAL(PAL)
3
3
3
Screen Size
32"
40"
46"
ADJ_COLOR_Y_ATT(PAL)
128
128
128
ADJ_COLOR_PAL(PAL)
3
3
3
Screen Size
32"
40"
46"
TARGET_Y_V(SECAM)
165
165
165
ADJ_COLOR_Y_ATT(SECAM)
128
128
128
ADJ_COLOR_PAL(SECAM)
2
2
2
- 26 -
WAX2T
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
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=15.
3. Ensure DYNAMIC_EN=0.
4. Ensure U_BRT_OFFSET=128.
5. Ensure P1_D_P_26=0.
6. Ensure P1_D_P_28=0.
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_R_LEVEL=204.
6. Set up TEST_G_LEVEL=204.
7. Set up TEST_B_LEVEL=204.
8. 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.
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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=15.
3. Ensure G_GAMMA_IDX_OFST=15.
4. Ensure DYNAMIC_EN=0.
5. Ensure U_BRT_OFFSET=128.
6. Ensure P1_D_P_26=0.
7. Ensure P1_D_P_28=0.
3-3-1. Set up mode for Gamma Adjustment
Screen Size
32"
40"
46"
ADJ_COLOR_Y_ATT(SECAM)
128
128
128
ADJ_COLOR_PAL(SECAM)
2
2
2
X
Y
Tolerance
32"
0.2769
0.2739
0.5JND
40"
0.2702
0.2675
0.5JND
46"
0.2731
0.2709
0.5JND
- 27 -
WAX2T
RM-ED008
9. Set up TEST_R_LEVEL=153.
10. Set up TEST_G_LEVEL=153.
11. Set up TEST_B_LEVEL=153.
12. Adjust R_GAMMA_OFST_04 and B_GAMMA_OFST_04
chroma values so that they are within tolerance in the table below.
X
Y
Tolerance
32"
0.2769
0.2739
0.7JND
40"
0.2702
0.2675
0.7JND
46"
0.2731
0.2709
0.7JND
13. Set up TEST_R_LEVEL=102.
14. Set up TEST_G_LEVEL=102.
15. Set up TEST_B_LEVEL=102.
16. Adjust R_GAMMA_OFST_03 and B_GAMMA_OFST_03
chroma values so that they are within tolerance in the table
below.
X
Y
Tolerance
32"
0.2769
0.2739
1JND
40"
0.2702
0.2675
1JND
46"
0.2731
0.2709
1JND
17. Set up TEST_R_LEVEL=76.
18. Set up TEST_G_LEVEL=76.
19. Set up TEST_B_LEVEL=76.
20. Adjust R_GAMMA_OFST_02 and B_GAMMA_OFST_02
chroma values so that they are within tolerance in the table
below.
X
Y
Tolerance
32"
0.2769
0.2739
1JND
40"
0.2702
0.2675
1JND
46"
0.2731
0.2709
1JND
21. Set up TEST_R_LEVEL=51.
22. Set up TEST_G_LEVEL=51.
23. Set up TEST_B_LEVEL=51.
24. Adjust R_GAMMA_OFST_01 and B_GAMMA_OFST_01
chroma values so that they are within tolerance in the table
below.
X
Y
Tolerance
32"
0.2769
0.2739
1JND
40"
0.2702
0.2675
1JND
46"
0.2731
0.2709
1JND
25. The values of R_GAMMA_OFST_06 and 07 and
B_GAMMA_OFST_06, and 07 are determined by the
following conditions.
a). Adjustment value of B_GAMMA_OFST_05>180 and
Adjustment value of R_GAMMA_OFST_05>128.
·
B(R)_GAMMA_OFST_06 = B(R)_GAMMA_OFST_05 -
{B(R)_GAMMA_OFST_05 - B(R)_GAMMA_OFST_04}
/ 2.
·
B(R)_GAMMA_OFST_07 = 128.
b). Adjustment value of R_GAMMA_OFST_05=<128.
·
R_GAMMA_OFST_06 = R_GAMMA_OFST_07
=R_GAMMA_OFST_04.
c). Adjustment value of B_GAMMA_OFST_05=<180.
·
B(R)_GAMMA_OFST_06 = B(R)_GAMMA_OFST_07
=B(R)_GAMMA_OFST_05.
26. Send WB_SAVE command.
3-4-3. White Balance of Colour Temperature
“Neutral”
“Neutral”
1. Set up initial White Balance condition.
2. Set up COLOR_TEMP=1.
3. Set up TEST_R_LEVEL 204, TEST_G_LEVEL=204 and
TEST_B_LEVEL=204 and adjust R_DRIVE and B_DRIVE
values to within the spec of the table below.
X
Y
Spec.
32"
0.2901
0.2889
0.0014
40"
0.2840
0.2826
0.0014
46"
0.2854
0.2826
0.0014
4. Set up TEST_R_LEVEL=51, TEST_G_LEVEL=51 and
TEST_B_LEVEL=51 and adjust R_BKG and B_BKG
values to within the spec of the table below.
X
Y
Spec.
32"
0.2901
0.2889
0.0028
40"
0.2840
0.2826
0.0028
46"
0.2854
0.2826
0.0028
5. Continue tracking the values of items 3) and 4) until they are all
within spec.
6. Send COLOR_SAVE command.
3-4-4. White Balance of Colour Temperature
“Warm 1”
“Warm 1”
1. Set up initial White Balance condition.
2. Set up COLOR_TEMP=2.
3. Set up TEST_R_LEVEL 204, TEST_G_LEVEL=204 and
TEST_B_LEVEL=204 and adjust R_DRIVE and B_DRIVE
values to within the specof the table below.
X
Y
Spec.
32"
0.3028
0.3091
0.0014
40"
0.2955
0.2999
0.0014
46"
0.2935
0.2998
0.0014
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WAX2T
RM-ED008
3-5. Panel Replacement
When replacing the panel please reset the gamma and white balance
before performing W/B (See page 26, 3-4) for new panel.
before performing W/B (See page 26, 3-4) for new panel.
3-6. Board Replacement
3-6-1. AE Board Replacement
When replacing the ‘AE’ board please readjust the AD (See page 24,
3-2) and readjust the W/B (See page 26, 3-4).
3-2) and readjust the W/B (See page 26, 3-4).
3-6-2. B2H Board Replacement
When replacing the ‘B2H’ board please readjust the AD (See page 24,
3-2) and readjust the W/B (See page 26, 3-4).
3-2) and readjust the W/B (See page 26, 3-4).
Note :
In the event of a ‘B2H’ board being re-used in service, please
ensure that the Serial number is cleared in the NVM.
ensure that the Serial number is cleared in the NVM.
4. Set up TEST_R_LEVEL=51, TEST_G_LEVEL=51 and
TEST_B_LEVEL=51 and adjust R_BKG and B_BKG
values to within the spec of the table below.
5. Continue tracking the values of items 3) and 4) until they are all
within spec.
6. Send COLOR_SAVE command.
X
Y
Spec.
32"
0.3028
0.3091
0.0028
40"
0.2955
0.2999
0.0028
46"
0.2935
0.2998
0.0028
3-4-5. White Balance of Colour Temperature
“Warm 2”
“Warm 2”
1. Set up initial White Balance condition.
2. Set up COLOR_TEMP=3.
3. Set up TEST_R_LEVEL 204, TEST_G_LEVEL=204 and
TEST_B_LEVEL=204 and adjust R_DRIVE and B_DRIVE
values to within the spec of the table below.
4. Set up TEST_R_LEVEL=51, TEST_G_LEVEL=51 and
TEST_B_LEVEL=51 and adjust R_BKG and B_BKG
values to within the spec of the table below.
5. Continue tracking the values of items 3) and 4) until they are all
within spec.
6. Send COLOR_SAVE command.
X
Y
Spec.
32"
0.3190
0.3209
0.0014
40"
0.3146
0.3190
0.0014
46"
0.3186
0.3242
0.0014
X
Y
Spec.
32"
0.3190
0.3209
0.0028
40"
0.3146
0.3190
0.0028
46"
0.3186
0.3242
0.0028
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