Read Sony KLV-L23M1 Service Manual online
KLV-L23M1 (AEP) 2-1
2-1. AGING CONDITION
Power supply : 220-240 V (50Hz)
Time
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.
be adjusted W/B after aging more than 30 second.
2-2. WHITE BALANCE ADJUSTMENT
This adjustment shall be used ECS.
2-2-1. White balance of Color temperature “Cool”
1.
Set following items.
Note:
DON’T DO ANY SAVE.
2.
Input 70 IRE gray full field signal in Video input. (AV2)
3.
Adjust R_DRIVE, B_DRIVE until High light adjustment
value.
value.
4.
Input 20 IRE gray full field signal in Video input. (AV2)
5.
Adjust R_BKG, B_BKG until Low light adjustment value.
After adjustment,the biggest value register of BKG 3
registers (R_BKG,G_BKG,B_BKG) should be “128”.
After adjustment,the biggest value register of BKG 3
registers (R_BKG,G_BKG,B_BKG) should be “128”.
6.
Repeat step 2~5 until it is High and Low light adjustment
value.
value.
7.
Do “Color Save”.
Item
Data
PICTURE_MODE
2 (Personal)
CONTRAST
100 (Max)
BRIGHTNESS
50 (Center)
COLOR_TONE
0 (Cool)
DYNA_PICT
0
DC_TRAN
0
GAMMA
9
U_BACKLIGHT
10 (Max)
ECO_MODE
1 (Stantdard)
2-2-2. White balance of Color temperature
“Normal”
1.
Set following items.
Note:
DON’T DO ANY SAVE.
2.
Input 70 IRE gray full field signal in Video input. (AV2)
3.
Adjust R_DRIVE, B_DRIVE until High light adjustment
value.
value.
4.
Input 20 IRE gray full field signal in Video input. (AV2)
5.
Adjust R_BKG, B_BKG until Low light adjustment value.
After adjustment,the biggest value register of BKG 3
registers (R_BKG,G_BKG,B_BKG) should be “128”.
After adjustment,the biggest value register of BKG 3
registers (R_BKG,G_BKG,B_BKG) should be “128”.
6.
Repeat step 2~5 until it is in High and Low light adjusutment
value.
value.
7.
Do “Color Save”.
<Low light adjustment value (for Cool)>
KLV-L23M1
range
x
0.2727
1.0JND
y
0.2749
Y
–
N/A
<High light adjustment value (for Cool)>
Items
Setting data
KLV-L23M1 range
R_DRIVE
128
x
0.2727
0.8JND
G_DRIVE
128
y
0.2749
Init Value
B_DRIVE
128
Y
–
N/A
R_BKG
128
G_BKG
128
B_BKG
128
Item
Data
PICTURE_MODE
2 (Personal)
CONTRAST
100 (Max)
BRIGHTNESS
50 (Center)
COLOR_TONE
1 (Cool)
DYNA_PICT
0
DC_TRAN
0
GAMMA
9
U_BACKLIGHT
10 (Max)
ECO_MODE
1 (Stantdard)
<High light adjustment value (for Normal)>
Items
Setting data
KLV-L23M1 range
R_DRIVE
128
x
0.2788
0.8JND
G_DRIVE
128
y
0.2824
Init Value
B_DRIVE
128
Y
–
N/A
R_BKG
128
G_BKG
128
B_BKG
128
<Low light adjustment value (for Normal)>
KLV-L23M1
range
x
0.2788
1.0JND
y
0.2724
Y
–
N/A
SECTION 2
ADJUSTMENTS
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