DOWNLOAD Sony KDL-40T3500 / KDL-40V2900 / KDL-46T3500 Service Manual ↓ Size: 8.28 MB | Pages: 99 in PDF or view online for FREE

Model
KDL-40T3500 KDL-40V2900 KDL-46T3500
Pages
99
Size
8.28 MB
Type
PDF
Document
Service Manual
Brand
Device
TV
File
kdl-40t3500-kdl-40v2900-kdl-46t3500.pdf
Date
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Sony KDL-40T3500 / KDL-40V2900 / KDL-46T3500 Service Manual ▷ View online

- 16 -
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
- 17 -
WAX2F
RM-ED008
7. Set up TEST_G_LEVEL=153.
8. 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
40"
0.1924
0.4272
0.7JND
46"
0.1934
0.4283
0.7JND
9. Set up TEST_G_LEVEL=102.
10. 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
40"
0.1918
0.4265
1JND
46"
0.1922
0.4285
1JND
11. Set up TEST_G_LEVEL=76.
12. 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
40"
0.1947
0.4265
1JND
46"
0.1924
0.4287
1JND
13. Set up TEST_G_LEVEL=51.
14. 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
40"
0.1893
0.4278
1JND
46"
0.1898
0.4312
1JND
15. 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.
16. Send WB_SAVE command.
3-4-3. White Balance of Colour Temperature
           “Neutral”
1. Set up initial White Balance condition.
2. Set up COLOR_TEMP=1.
3. Set up TEST_G_LEVEL=204 and adjust R_DRIVE and
B_DRIVE values to within the spec of the table below.
X
Y
Spec.
40"
0.1948
0.4403
0.0014
46"
0.1949
0.4419
0.0014
4. Set up TEST_G_LEVEL=51 and adjust R_BKG and B_BKG
values to within the spec of the table below.
X
Y
Spec.
40"
0.1928
0.4406
0.0028
46"
0.1941
0.4429
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”
1. Set up initial White Balance condition.
2. Set up COLOR_TEMP=2.
3. Set up TEST_G_LEVEL=204 and adjust R_DRIVE and
B_DRIVE values to within the spec of the table below.
X
Y
Spec.
40"
0.1975
0.4484
0.0014
46"
0.1978
0.4501
0.0014
- 18 -
WAX2F
RM-ED008
3-5. Panel Replacement
When replacing the panel please reset the gamma and white balance
before performing W/B (See page 27, 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 25,
3-2) and readjust the W/B (See page 27, 3-4).
3-6-2. BE Board Replacement
When replacing the ‘BE’ board please readjust the AD (See page 25,
3-2) and readjust the W/B (See page 27, 3-4).
Note :
In the event of a ‘BE’ board being re-used in service please
ensure that the Serial number is cleared in the NVM.
4. Set up TEST_G_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.
40"
0.1964
0.4482
0.0028
46"
0.1978
0.4524
0.0028
3-4-5. White Balance of Colour Temperature
           “Warm 2”
1. Set up initial White Balance condition.
2. Set up COLOR_TEMP=3.
3. Set up TEST_G_LEVEL=204 and adjust R_DRIVE and
B_DRIVE values to within the spec of the table below.
4. Set up TEST_G_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.
40"
0.1988
0.4596
0.0014
46"
0.2002
0.4617
0.0014
X
Y
Spec.
40"
0.1974
0.4555
0.0028
46"
0.1984
0.4599
0.0028
- 19 -
H2
Side Input
Inverter
G2A
Power
BE
BE Digital Board
AE
Analog Board
TUE
Tuner Board
FEE
FE Digital Board
T-con
LCD PANEL
H1
Key
CN1101
CN4007
LVDS
CN5003
H46
Side Input
CN9001
H4
Indicator & 
Sensor
CN351
AV Switch
IC2001
Audio DSP
Decoder
IC2501
Audio 
AMP
IC2507
S / Video
terminal 
HP Jack
Analog Digital
Tuner
CN3401
CN2302
CN3904
CN2301
Mpeg 
Decoder
IC3100
CI
Memory 
Stick
(for service)
CN3600
CN3901
CN4001
CN9501
PC
HDMI2
HDMI1
VIDEO
Decoder/IP/Scalar
IC5000
AC
Micro
IC4001
CN2303
CN7008
CN9502
Flash
DDR
EEP
RTC
Speaker
HDMI Rx
IC5805
Audio
for PC
Audio
for HDMI
Inverter
S / Video
terminal 
HP Jack
(46", only)
(40", only)
(46", only)
4-1.  BLOCK DIAGRAM
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