Sony KLV-32M1 (serv.man2) Service Manual ▷ View online
KLV-32M1 (WB) 2-1
AD_C_OFSET_D4
128
AD_C_OFST_HDMI_D1
128
AD_C_OFST_HDMI_D2
128
AD_C_OFST_HDMI_D3
128
AD_C_OFST_ HDMI_D4
128
AD_C_OFST_ HDMI_VGA
128
ADJ_TARGET_BL_IN_Y
3328
ADJ_Y_DEADBAND
16
ADJ_Y_LOOPATTEN
16
ADJ_C_LOOPATTEN
16
AD_ADJ_TIME_OUT
80
ADJ_AREA_H2_VB1
180
ADJ_AREA_H2_VB2
180
ADJ_AREA_H2_VB3
1020
ADJ_AREA_H2_VB4
1220
ADJ_AREA_H2_OFFSET
10
ADJ_AREA_V2
380
2-3-2. Y Level/COLOR adjustment of
component input
1.
Set “PICTURE_MODE” = 2 (Pro) and change the register
setting to the following values.
setting to the following values.
Format
Item
Data
Picture Save
PICTURE
100 (max)
BRIGHTNESS
50 (center)
Color
25 (center)
Hve
25 (center)
USER_CTRL
0 (all off)
2.
Set “THUNDER_ENABLE” = 0 and set BOLT to “throgh”
mode.
mode.
3.
Input the D3 (1080i) all-white signal (100 IRE) .
4.
Adjust CCP’s Y_LEVEL to set the value of BOLT’s G OUT
as follows.
as follows.
Item
Standard
Video_g
3328/4080 ±16
5.
Input the D3 (1080i) color-bar signal (100 IRE) .
6.
Adjust CCP’s C_LEVEL to set the value of BOLT’s B OUT
as follows.
as follows.
Item
Standard
Video_b
VB1=VB4 ±16
7.
Save the adjustment values in the D3 EEPROM.
SECTION 2
ADJUSTMENTS
2-1. AGING
2-1-1. Aging setting
1.
To set aging mode on no input signal, change the register.
And do the “service mode”.
And do the “service mode”.
[Aging setting]
“MON_CON_REG_2”=217
“TEMP_TH_LOW”=254
“TEMP_TH_HIGH”=255
“MON_CON_REG_2”=217
“TEMP_TH_LOW”=254
“TEMP_TH_HIGH”=255
2-1-2. Aging conditions
Applied voltage
: Rated
Interval of time
: Over 30 min
Ambient temperature : 22°C to 28°C
Pattern
Pattern
: All-white is set by aging mode
[Transition of LED indication during aging]
When AGING_TIMER > 0
Green (0.5sec) -> Off (0.5sec) -> Green (0.5sec) -> Off (0.5sec)
When AGING_TIMER = 0
Green (3.0sec) -> Off (3.0sec) -> Green (3.0sec) -> Off (3.0sec)
When AGING_TIMER > 0
Green (0.5sec) -> Off (0.5sec) -> Green (0.5sec) -> Off (0.5sec)
When AGING_TIMER = 0
Green (3.0sec) -> Off (3.0sec) -> Green (3.0sec) -> Off (3.0sec)
Note:
After aging, if power was shut down until W/B adjustment, shall
be adjusted W/B after aging more than 30 second.
be adjusted W/B after aging more than 30 second.
2-2. MEASUREMENT EQUIPMENT
1.
Color analyzer (CA-210) manufactured by MINOLUTA.
2.
Signal generator.
2-3. ADJUSTMENT OF SIGNAL LEVEL
2-3-1. Check AD calibration registration items
1.
Set following items.
Item
Default value
AD_Y_OFSET_TV
128
AD_Y_OFSET_V
128
AD_Y_OFSET_S
128
AD_Y_OFSET_D1
128
AD_Y_OFSET_D2
128
AD_Y_OFSET_D3
128
AD_Y_OFSET_D4
128
AD_Y_OFST_HDMI_D1
128
AD_Y_OFST_HDMI_D1
128
AD_Y_OFST_HDMI_D3
128
AD_Y_OFST_HDMI_D4
128
AD_Y_OFST_HDMI_VGA
128
AD_C_OFSET_TV
128
AD_C_OFSET_V
128
AD_C_OFSET_S
128
AD_C_OFSET_D1
126
AD_C_OFSET_D2
126
AD_C_OFSET_D3
128
VB3
VB4
VB1 VB2
KLV-32M1 (WB) 2-2
8.
Add the following offsets to the values of step 7 and copy the
obtained values to the EEPROMs for D1, D2, and D4
respectively.
obtained values to the EEPROMs for D1, D2, and D4
respectively.
Item
D1
D2
D3
Y_LEVEL OFFSET
±0
±0
±0
C_LEVEL OFFSET
-2
±0
±0
2-3-3. Y Level/COLOR adjustment of
HDMI input
1.
Copy the Y Level/COLOR adjustment values of component
input to the EEPROMs for HDMI D1, D2, D3, D4, and VGA
respectively.
Copy the D2 adjustment values for VGA.
input to the EEPROMs for HDMI D1, D2, D3, D4, and VGA
respectively.
Copy the D2 adjustment values for VGA.
2-3-4. Y Level/COLOR adjustment of
Video input (by using a jig)
1.
Set PICTURE_MODE = 2 (Pro), and then change the
register setting to the following values.
Copy the D2 adjustment values for VGA.
register setting to the following values.
Copy the D2 adjustment values for VGA.
Format
Item
Data
Picture Save
PICTURE
100 (max)
BRIGHTNESS
50 (center)
Color
25 (center)
Hue
25 (center)
USER_CTRL
0 (all off)
2.
Set THUNDER_ENABLE = 0 and set BOLT to “throgh”
mode.
mode.
3.
Input the Video 1 (composite) all-white signal (100 IRE) .
4.
Adjust CCP’s Y_LEVEL to set the value of BOLT’s G OUT
as follows.
as follows.
Item
Standard
Video_g
3328/4080 ±16
5.
Input the Video 1 (composite) color-bar signal (75 IRE) .
6.
Adjust CCP’s C_LEVEL to set the value of BOLT’s B OUT
as follows.
as follows.
Item
Standard
Video_b
VB1=VB4 ±16
7.
Write the adjustment values in the VIDEO EEPROM.
8.
Add the following offsets to the values of step 7, and then
copy the obtained values to the Svideo EEPROM.
copy the obtained values to the Svideo EEPROM.
Item
S-VIDEO
Y_LEVEL OFFSET
±0
C_LEVEL OFFSET
±0
VB3
VB4
VB1 VB2
2-3-5. Y Level/COLOR adjustment of RF input
1.
Set PICTURE_MODE = 2 (Pro) and change the register
setting to the following values.
setting to the following values.
Format
Item
Data
Picture Save
PICTURE
100 (max)
BRIGHTNESS
50 (center)
Color
25 (center)
Hue
25 (center)
USER_CTRL
0 (all off)
2.
Set THUNDER_ENABLE = 0 and set BOLT to “throgh”
mode.
mode.
3.
Input the RF all-white signal (J-12) .
4.
Adjust CCP’s Y_LEVEL to set the value of BOLT’s G OUT
as follows.
as follows.
Item
Standard
Video_g
3328/4080 ±16
5.
Input the RF color-bar signal (J-10) .
6.
Adjust CCP’s C_LEVEL to set the value of BOLT’s B OUT
as follows.
as follows.
Item
Standard
Video_b
VB1=VB4 ±16
7.
Write the adjustment values in the RF EEPROM.
2-4. WHITE BALANCE ADJUSTMENT
This adjustment shall be used ECS
2-4-1. White balance adjustment of color
temperature “Cool”
1.
Set PICTURE_MODE = 2 (Pro) and change the register
setting to the following values.
setting to the following values.
Item
Data
PICTURE
100 (max)
BRIGHTNESS
50 (center)
Color
25 (center)
Hue
25 (center)
COLOR_INDEX
1 (high)
USER_CTRL
0 (all off)
SCALER_MODE
3 (full)
U_BACKLIGHT
10 (max)
2.
Input the 1080i 80% all-gray signal from the Video 4 input.
VB3
VB4
VB1 VB2
KLV-32M1 (WB) 2-3E
3.
Adjust W/B in the R_DRIVE and B_DRIVE modes to the
specified highlight adjustment values below.
specified highlight adjustment values below.
Format
Item
Setting
Cool
Neutral
Warm
Color Save
R_DRV
135
137
143
G_DRV
128
128
128
B_DRV
141
136
126
R_BKG
110
111
105
G_BKG
128
128
128
B_BKG
116
111
115
4.
Input the 1080i 20% all-gray signal from the Video 4 input.
Control and adjust the SG level so that Y becomes 10Nit.
Control and adjust the SG level so that Y becomes 10Nit.
5.
Adjust W/B in the R_BKG and B_BKG modes to the
specified background adjustment values below (when Y =
10Nit) .
specified background adjustment values below (when Y =
10Nit) .
32”
Tolerance
H/L
C/O
x
0.269
0.269
H/L 1.0JND
y
0.268
0.268
C/O 1.5JND
Y
Not specified
10
C/O 1
6.
Adjust W/B while tracking steps 1 to 5 so that the above
specifications are completely satisfied.
specifications are completely satisfied.
7.
Perform Color Save.
2-4-2. White balance adjustment of color
temperature “Neutral”
1.
Set COLOR_INDEX = 2 (Neutral) .
2.
Adjust the value of R_DRIVE, B_DRIVE, R_BKG and
B_BKG to the specification below in the same steps as color
temperature “Cool” of 2-3-1.
B_BKG to the specification below in the same steps as color
temperature “Cool” of 2-3-1.
32”
Tolerance
H/L
C/O
x
0.277
0.277
H/L 1.0JND
y
0.278
0.278
C/O 1.5JND
Y
Not specified
10
C/O 1
3.
Perform Color Save.
2-4-3. White balance adjustment of color
temperature “Warm”
1.
Set COLOR_INDEX = 3 (Warm) .
2.
Adjust the value of R_DRIVE, B_DRIVE, R_BKG and
B_BKG to the specification below in the same steps as color
temperature “Cool” of 2-3-1.
B_BKG to the specification below in the same steps as color
temperature “Cool” of 2-3-1.
32”
Tolerance
H/L
C/O
x
0.296
0.296
H/L 1.0JND
y
0.300
0.300
C/O 1.5JND
Y
Not specified
10
C/O 1
3.
Perform Color Save.
4.
After adjustment, restore the setting of the registers that are
not saved by Color Save to their default setting.
not saved by Color Save to their default setting.
KLV-32M1 (WB) 3-1
3-1. BLOCK DIAGRAMS
(1)
AU BOARD
SECTION 3
DIAGRAMS
CN5500
A26
B25
B24
A24
A23
MODE
LINE MUTE
SP MUTE
HP MUTE
HP_DET
SLEEP_MUTE
CENT SP SW1
CENT SP SW2
EQ SW
CN5504
SCL_TU
SDA_TU
SDA_AP
SCL_AP
STBY5V
4
3
2
1
GND
SP L OUT
GND
SP R OUT
CN8500
AUDIO R
AUDIO L
1
3
4
AU9V
TH8800
IC8800
IC8501
AUDIO OUTPUT
IN1+
7
OUT1
4
AUDIO L
2
INV2+
OUT2
12
AUDIO R
IC8500
7
6
5
1
2
3
1
3
5
2
4
IC8303
7
7
IC8302
4
2
5
3
1
MUTE
11
Q8501
Q8700
Q8605
Q8602
3
2
5
6
7
IC8602
1
3
2
5
6
IC8301
7
1
AUDIO L
AUDIO R
EQUALIZER
AUDIO GRAPHIC
21
22
17
20
SELECTOR
13
3
12
15
11
14
1
2
4
5
9
10
AU
(TUNER,AUDIO AMP,POWER SUPPLY)
TO
B
ULU BOARD
CN9302
CN1001
BL BOARD
C
TO
1
OUTa
INb
AUDIO PROCE.
IC8100
16
33
35
14
3
2
5
6
7
IC8002
OUTb
INa
SCL_AP
SDA_AP
SCL
SDA
23
22
10
9
5
2
4
1
14
15
11
12
3
13
SELECTOR
T5500
7
5
6
3
2
1
AUDIO R
AUDIO L
Q8001
Q8002
CENT_SW2
CENT_SW1
1
HP AMP
7
6
5
2
3
TUNER
TU5500
15
14
12
8
5
2
1
POWER1
STBY5V
UNREG33V
UNREG10.5V
UNREG30V
CN7000
AU30V
UNREG10V
UNREG33V
STBY5V
POWER1
9V REG
IC7000
AU9V
2
4
4
2
9V
IC7001
9V REG
2
1
IC7003
REG5V
IC7005
5V REG
5V
REG
4
IC7002
DC-DC CONV.
9
10
POWER3
POWER4
STBY1
STBY2
29
OUT1-U
27
OUT1-D
28
LL1
Q7000
D3.3V
D5V
Q7001
18
19
17
LL2
OUT2-D
OUT2-U
15
INV2
14
FB2
5V SW
PANEL5V
POWER2
TO
GL BOARD
CN651
A
R
L
1
IC8000
AU L
AU R
IC8000
2
6
10
11
13
15
27
29
33
35
37
39
17
18
21
22
24
25
HP_DET
HP_R
HP_L
TUNER_VID
TU L
TU R
L IN
R IN
AUL
AUR
CENT+
CENT-
REG5V
D3.3V
UNREG10.5V
REG9V
B26
A27
B27
B28
B29
A30
B30
A31
B31
A32
A33
A34
A35
B35
B36
A37
A38
B38
A39
B39
B40
A41
B41
A43
B43
B44
B45
A47
B50
A50
B48
TU_MUTE
F_MONO2
F_MONO1
ST
BIL
AFT
AGC
SCL_D
SDA_D
SDA_B_5V
SCL_B_5B
POWER4
POWER3
POWER2
POWER1
DCIN ALERT
5V ALERT
3.3V ALERT
PANEL5V
REG9V
D5V
D3.3V
STBY5V
D3.3V
D5V
REG9V
REG5V
D3.3V
PANEL5V
AU9V
MODE
TU_MUTE
F_MONO2
F_MONO1
ST
BIL
AFT
AGC
SYNC_DET
B34
SYNC_DET
TB
D3.3V
REG5V
UNREG10.5V
REG9V
Q8604
Q8701
Q8603
Q8600
Q8601
Q8703
TBCONT
DET OUT2
DET OUT
L OUT
R OUT
MUTE
F MONO
MODE
SAP IND
ST IND
AFT OUT
RF AGC
SCL
SDA
5V
9V
30V
Q5509
Q5510,5504,5502
Q5511,Q5508
TU_MUTE
MODE
BIL
ST
AFT
AGC
F_MONO1
F_MONO2
Q5500
Q5501
Q5515
Q5513
Q5503,5506,5507
SCL_TU
SDA_TU
+5V
+9V
AUDIO L
AUDIO R
VIDEO
Q7002
1
1
VIDEO
AUDIO L
AUDIO R
AUDIO L
AUDIO R
Q8100
Q8102
Q8606
62
SYNC SEP.
SYNC DET
RESET
IC5500
REG5V
RESET
Q5517,5518
Q5505
PS5500
UNREG33V
D5502,5503
PS7001
Q7003
SW CTRL
SW
SW
IC8001
IC8600
IC8300
MUTE
MUTE
MUTE CTRL
Q8705
IC8601
MUTE
MUTE
MUTE
MUTE
HP_L_IN
HP_R_IN
D5V
IC8700
RESET
MUTE
10.5V
UNREG
Q8708
Q8709
MUTE CTRL
Q8706
Q8702
MUTE CTRL
D8702
MUTE
Q8602
Q8301
SW
HP_R_IN
HP_L_IN
D5504
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