KLV-L32M1 - Sony TV Service Manual (repair manual). Page 10

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KLV-L32M1 (AEP)     2-1
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 save”.
[Aging setting]
“MON_CON_REG_2” = 185
“AGING_COLOR” = 1
2-1-2. Aging condition
Power supply : 220-240 V (50Hz)
Time
: More than 10 minutes
Temperature
: 22ºC ~ 28ºC
Luminance
: On aging mode setting
Note:
After aging, if power was shut down until W/B adjusutment, shall
be adjusted W/B after aging more than 30 second.
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 following items.
3.
Check that following items is defalt.
2-2-2.  Y signal  AD calibration of 2163 decode
1.
Check “MON_CON_REG_1”  = 3.
(TIMING_AUTO_DETECT is Enable)
2.
Input 0 IRE black full field with burst in AV1.
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.
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.
Item
Data
PICTURE_MODE
0 (Live)
COLOR
25
DYNAMIC PICT
OFF
DC TRAN
0
TARGET_PW_IN_Y
ADJ_Y_DEADBAND
ADJ_Y_LOOPATTEN
TARGET_PW_IN_C
ADJ_C_ DEADBAND
ADJ_C_ LOOPATTEN
AD_ADJ_TIME_OUT
Item
Standard
PW_INPUT_Y
Less than 128
7.
Check that the detection value of “PW_INPUT_Y” is within
the standard of following column.
2-2-3. C signal  AD calibration of 2163 decode
1.
Check “MON_CON_REG_1” = 3.
(TIMING_AUTO_DETECT is Enable)
2.
Input 0 IRE black full field with burst.
3.
Send “READ_PW_INPUT_CB” command from ECS.
4.
Check that the detection value of “PW_INPUT_CB”    is
within the standard of following column.
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.
7.
Check that the detection value of “PW_INPUT_CB” is
within standard of following column.
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.
2-2-4. Check AD (CCP2 case) calibration registra-
tion items
1.
Select AV3 and input PAL signal
2.
Set following items.
3. Check that following items is defalt.
Item
Standard
PW_INPUT_Y
4048 + 24, -48
Item
Standard
PW_INPUT_CB
Less than 128
Item
Standard
PW_INPUT_CB
3376 
±
 54
Item
Standard
PW_INPUT_CR
Adjustment value of PW_INPUT_CB
±
 128
Item
Data
PICTURE_MODE
0 (Live)
COLOR
25
DYNAMIC PICT
OFF
DC TRAN
0
TARGET_PW_IN_Y
ADJ_Y_DEADBAND
ADJ_Y_LOOPATTEN
TARGET_PW_IN_C
ADJ_C_ DEADBAND
ADJ_C_ LOOPATTEN
AD_ADJ_TIME_OUT
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