Sony KE-MV42A1 / KE-MV42M1 Service Manual ▷ View online
KE-MV42A1/MV42M1 (E) 1-5E
1-8. H1 AND H3 BOARDS REMOVAL
1-9. H2 BOARD REMOVAL
1
Six screws
(+BVTP 3x12)
2
Front terminal assy
3
Two screws
(+BVTP 3x12)
4
H3 board
5
Two screws
(+BVWHTP 3x12)
6
H1 board
Fig1-9
1
Two screws
(+BVTP 3x12)
2
H2 board
Fig1-10
KE-MV42A1/MV42M1 (E) 2-1
SECTION 2
ADJUSTMENTS
2-1. WORKING CONDITION
Power supply KE-MV42A1 (HK) : 110-240 V ± 10V 50/60Hz
KE-MV42M1 (CH) : 220V ± 10V 50Hz
Aging time
: More than 10 minutes
Temperature : 22ºC ~ 28ºC
2-2. ADJUSTMENT OF SIGNAL LEVEL
This adjustment shall be used ECS.
2-2-1. Check AD (2163 case) calibration registra-
tion items
1.
Select AV1 and input PAL signal.
2.
Set the following items.
Item
Data
PICTURE_MODE
0 (Live)
COLOR
25
DYNA_PICT
0 (Off)
DC_TRAN
0 (Off)
COLOR_OFFSET
130
BL_PGAMMA
0 (Off)
3.
Set the following values.
TARGET_PW_IN_Y
:
4024
ADJ_Y_DEADBAND
:
16
ADJ_Y_LOOPATTEN
:
32
TARGET_PW_IN_C
:
3880
ADJ_C_ DEADBAND
:
16
ADJ_C_ LOOPATTEN
:
32
AD_ADJ_TIME_OUT
:
100
2-2-2. Y signal AD calibration of 2163 decode
1.
Check “TIMING_INDEX” =6
(AV_CVBS_RGB_MIX_ PAL_2163)
(AV_CVBS_RGB_MIX_ PAL_2163)
2.
Input 0 IRE black full field with burst in AV1.
3.
1) SET “THROUGH” =1.
2) Send “READ_PW_INPUT_Y” command from ECS.
3) SET “THROUGH” =0.
2) Send “READ_PW_INPUT_Y” command from ECS.
3) SET “THROUGH” =0.
4.
Check that the detection value of “PW_INPUT_Y” is within
the standard of following column.
the standard of following column.
Item
Standard
PW_INPUT_Y
Less than 304
5.
Input 100 IRE white full field with burst.
6.
Send “ADJUST_Y_LEVEL_VIDEO” command from ECS.
The Y_LEVEL_CCP2_04 registration of the video range is
adjusted automatic by this command.
Adjustment value also is copied in the proper NVM area.
The Y_LEVEL_CCP2_04 registration of the video range is
adjusted automatic by this command.
Adjustment value also is copied in the proper NVM area.
7.
Check that the detection value of “PW_INPUT_Y” is within
the standard of following column.
the standard of following column.
Item
Standard
PW_INPUT_Y
4024
±
16
2-2-3. C signal AD calibration of 2163 decode
1.
Check “TIMING_INDEX” =6
(AV_CVBS_RGB_MIX_ PAL_2163)
(AV_CVBS_RGB_MIX_ PAL_2163)
2.
Input 0 IRE black full field with burst.
3.
1) SET “THROUGH” =1.
2) Send “READ_PW_INPUT_CB” command from ECS.
3) SET “THROUGH” =0.
2) Send “READ_PW_INPUT_CB” command from ECS.
3) SET “THROUGH” =0.
4.
Check that the detection value of “PW_INPUT_CB” is
within the standard of following column.
within the standard of following column.
Item
Standard
PW_INPUT_CB
Less than 304
5.
Input blue full field with burst.
6.
Send “ADJUST_C_LEVEL_VIDEO” command from ECS.
The C_LEVEL_CCP2_05 registration of the video range is
adjusted automatic by this command.
Adjustment value also is copied in the proper NVM area.
The C_LEVEL_CCP2_05 registration of the video range is
adjusted automatic by this command.
Adjustment value also is copied in the proper NVM area.
7.
Check that the detection value of “PW_INPUT_CB” is
within standard of following column.
within standard of following column.
Item
Standard
PW_INPUT_CB
3880
±
16
8.
Input red full field with burst.
9.
Send “READ_PW_INPUT_CR” command from ECS.
10. Check that the detection value of “PW_INPUT_CR” is
within standard of following column.
Item
Standard
PW_INPUT_CR
3312
±
320
2-2-4. Check AD (CCP2 case) calibration registra-
tion items
1.
Select AV1 and input PAL signal
2.
Set following items.
Item
Data
PICTURE_MODE
0 (Live)
COLOR
25
DYNA_PICT
0 (Off)
DC_TRAN
0 (Off)
COLOR_OFFSET
130
BL_PGAMMA
0 (Off)
3.
Set the following values.
TARGET_PW_IN_Y
:
3736
ADJ_Y_DEADBAND
:
16
ADJ_Y_LOOPATTEN
:
32
TARGET_PW_IN_C
:
3276
ADJ_C_ DEADBAND
:
16
ADJ_C_ LOOPATTEN
:
32
AD_ADJ_TIME_OUT
:
100
KE-MV42A1/MV42M1 (E) 2-2
2-2-5. Y signal AD calibration of CCP2 decode
1.
Check “TIMING_INDEX” = 5. (AV_CVBS_PAL_CCP2)
2.
Input 0 IRE black full field with burst.
3.
1) SET “THROUGH” =1.
2) Send “READ_PW_INPUT_Y” command from ECS.
3) SET “THROUGH” =0.
2) Send “READ_PW_INPUT_Y” command from ECS.
3) SET “THROUGH” =0.
4.
Check that the detection value of “PW_INPUT_Y” is
within the standard of following column.
within the standard of following column.
Item
Standard
PW_INPUT_Y
Less than 304
5.
Input 100 IRE white full field with burst.
6.
Send “ADJUST_Y_LEVEL_VIDEO” command from ECS.
The Y_LEVEL_CCP2_04 registration of the video range is
adjusted automatic by this command.
Adjustment value also is copied in the proper NVM area.
The Y_LEVEL_CCP2_04 registration of the video range is
adjusted automatic by this command.
Adjustment value also is copied in the proper NVM area.
7.
Check that the detection value of “PW_INPUT_Y” is within
the standard of following column.
the standard of following column.
Item
Standard
PW_INPUT_Y
3736
±
16
2-2-6. C signal AD calibration of CCP2 decode
1.
Check “TIMING_INDEX” = 5. (AV_CVBS_PAL_CCP2)
2.
Input 0 IRE black full field with burst.
3.
1) SET “THROUGH” =1.
2) Send “READ_PW_INPUT_CB” command from ECS.
3) SET “THROUGH” =0.
2) Send “READ_PW_INPUT_CB” command from ECS.
3) SET “THROUGH” =0.
4.
Check that the detection value of “PW_INPUT_CB” is
within the standard of following column.
within the standard of following column.
Item
Standard
PW_INPUT_CB
Less than 304
5.
Input blue full field with burst.
6.
Send “ADJUST_C_LEVEL_VIDEO” command from ECS.
The C_LEVEL_CCP2_05 registration of the video range is
adjusted automatic by this command.
Adjustment value also is copied in the proper NVM area.
The C_LEVEL_CCP2_05 registration of the video range is
adjusted automatic by this command.
Adjustment value also is copied in the proper NVM area.
7.
Check that the detection value of “PW_INPUT_CB” is
within standard of following column.
within standard of following column.
Item
Standard
PW_INPUT_CB
3276
±
16
8.
Input red full field with burst.
9.
Send “READ_PW_INPUT_CR” command from ECS.
10. Check that the detection value of “PW_INPUT_CR” is
within standard of following column.
Item
Standard
PW_INPUT_CR
2782
±
320
2-2-7. Check AD (Component case) calibration
registration items
1.
Select COMPONENT 1 IN and input 575i signal.
2.
Set following items.
Item
Data
PICTURE_MODE
0 (Live)
COLOR
25
DYNA_PICT
0 (Off)
DC_TRAN
0 (Off)
COLOR_OFFSET
130
BL_PGAMMA
0 (Off)
3.
Set the following values.
TARGET_PW_IN_Y
:
3632
ADJ_Y_DEADBAND
:
16
ADJ_Y_LOOPATTEN
:
32
TARGET_PW_IN_C
:
3780
ADJ_C_ DEADBAND
:
16
ADJ_C_ LOOPATTEN
:
32
AD_ADJ_TIME_OUT
:
100
2-2-8. Y signal AD calibration of component input
1.
Check “TIMING_INDEX” = 24. (Component 1576i)
2.
Input 0 IRE black full field with burst.
3.
Send “READ_PW_INPUT_Y” command from ECS.
4.
Check that the detection value of “PW_INPUT_Y” is within
the standard of following column.
the standard of following column.
Item
Standard
PW_INPUT_Y
Less than 304
5.
Input 100 IRE white full field with burst.
6.
Send “ADJUST_Y_LEVEL_VIDEO” command from ECS.
The Y_LEVEL_CCP2_04 registration of the video range is
adjusted automatic by this command.
Adjustment value also is copied in the proper NVM area.
The Y_LEVEL_CCP2_04 registration of the video range is
adjusted automatic by this command.
Adjustment value also is copied in the proper NVM area.
7.
Check that the detection value of “PW_INPUT_Y” is within
the standard of following column.
the standard of following column.
Item
Standard
PW_INPUT_Y
3632
±
16
2-2-9. C signal AD calibration of componet input
1.
Check “TIMING_INDEX” = 24. (Component 1576i)
2.
Input 0 IRE black full field with burst.
3.
1) SET “THROUGH” =1.
2) Send “READ_PW_INPUT_CB” command from ECS.
3) SET “THROUGH” =0.
2) Send “READ_PW_INPUT_CB” command from ECS.
3) SET “THROUGH” =0.
4.
Check that the detection value of “PW_INPUT_CB” is
within the standard of following column.
within the standard of following column.
Item
Standard
PW_INPUT_CB
Less than 304
5.
Input blue full field with burst.
6.
Send “ADJUST_C_LEVEL_VIDEO” command from ECS.
The C_LEVEL_CCP2_05 registration of the video range is
adjusted automatic by this command.
Adjustment value also is copied in the proper NVM area.
The C_LEVEL_CCP2_05 registration of the video range is
adjusted automatic by this command.
Adjustment value also is copied in the proper NVM area.
7.
Check that the detection value of “PW_INPUT_CB” is
within standard of following column.
within standard of following column.
Item
Standard
PW_INPUT_CB
3780
±
16
8.
Input red full field with burst.
9.
Send “READ_PW_INPUT_CR” command from ECS.
10. Check that the detection value of “PW_INPUT_CR” is
within standard of following column.
Item
Standard
PW_INPUT_CR
3064
±
320
KE-MV42A1/MV42M1 (E) 2-3E
2-3. WHITE BALANCE ADJUSTMENT
This adjustment shall be used ECS.
2-3-1. White balance of Color temperature “Cool”
1.
Select Video input (AV1) and input video PAL 100% white
full field signal.
full field signal.
2.
Set following items.
Item
Data
PICTURE_MODE
Personal
COLOR
20
DYNE_PICT
1 (On)
DC_TRAN
1
COLOR_TONE
Cool
Picture
MAX
Note:
DON’T DO ANY SAVE.
3.
Input 80 IRE gray full field signal in Video input.
4.
Adjust R_DRIVE, B_DRIVE until High light adjustment
value.
value.
Format
Item
Setting Data
Initial Value
R_DRIVE
126
G_DRIVE
128 (Fix)
B_DRIVE
141
R_BKG
128 (Fix)
G_BKG
128 (Fix)
B_BKG
128 (Fix)
<High light adjustment value (for Cool)>
Set
Range
x
0.2670
13550K
y
0.2670
+0MPCD
Y
–
N/A
5.
Do “Color Save”.
2-3-2. White balance of Color temperature
“Neutral”
1.
Set following items.
Item
Data
PICTURE_MODE
Personal
COLOR
20
DYNE_PICT
1 (On)
DC_TRAN
1
COLOR_TONE
Neutral
Picture
MAX
Note:
DON’T DO ANY SAVE.
2.
Input 80 IRE gray full field signal in Video input.
3.
Adjust R_DRIVE, B_DRIVE until High light adjustment
value.
value.
Format
Item
Setting Data
Color Save
R_DRIVE
123
G_DRIVE
128 (Fix)
B_DRIVE
127
R_BKG
128 (Fix)
G_BKG
128 (Fix)
B_BKG
128 (Fix)
<High light adjustment value (for Neutral)>
Set
Range
x
0.2838
9300K
y
0.2981
+8MPCD
Y
–
N/A
4.
Do “Color Save”.
2-3-3. White balance of Color temperature
“Warm”
1.
Set following items.
Item
Data
PICTURE_MODE
Personal
COLOR
20
DYNE_PICT
1 (On)
DC_TRAN
1
COLOR_TONE
Warm
Picture
MAX
Note:
DON’T DO ANY SAVE.
2.
Input 70 IRE gray full field signal in Video input.
3.
Adjust R_DRIVE, B_DRIVE until High light adjustment
value.
value.
Format
Item
Setting Data
Color Save
R_DRIVE
126
G_DRIVE
128 (Fix)
B_DRIVE
120
R_BKG
128 (Fix)
G_BKG
128 (Fix)
B_BKG
128 (Fix)
<High light adjustment value (for Warm)>
Set
Range
x
0.2944
8000K
y
0.3100
+8MPCD
Y
–
N/A
4.
Do “Color Save”.
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