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Section 2 Adjustments; Adjustment Of Signal Level - Sony KE-P37M1 Service Manual

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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.
Item
PICTURE_MODE
COLOR
DYNA_PICT
DC_TRAN
3.
Check that following items is defalt.
TARGET_PW_IN_Y
ADJ_Y_DEADBAND
ADJ_Y_LOOPATTEN
TARGET_PW_IN_C
ADJ_C_ DEADBAND
ADJ_C_ LOOPATTEN
AD_ADJ_TIME_OUT
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.
Item
PW_INPUT_Y
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.
SECTION 2
ADJUSTMENTS
Data
0 (Live)
25
0 (Off)
0 (Off)
Standard
Less than 304
7.
Check that the detection value of "PW_INPUT_Y" is within
the standard of following column.
Item
PW_INPUT_Y
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.
Item
PW_INPUT_CB
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.
Item
PW_INPUT_CB
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
PW_INPUT_CR
2-2-4. Check AD (CCP2 case) calibration registra-
tion items
1.
Select AV3 and input PAL signal
2.
Set following items.
Item
PICTURE_MODE
COLOR
DYNA_PICT
DC_TRAN
3. Check that following items is defalt.
TARGET_PW_IN_Y
ADJ_Y_DEADBAND
ADJ_Y_LOOPATTEN
TARGET_PW_IN_C
ADJ_C_ DEADBAND
ADJ_C_ LOOPATTEN
AD_ADJ_TIME_OUT
Standard
±
3888
16
Standard
Less than 304
Standard
±
3724
16
Standard
±
3340
320
Data
0 (Live)
25
0 (Off)
0 (Off)
KE-P37M1/P42M1 (AEP)
2-1

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