Samsung SCD55, Руководство по обслуживанию

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Samsung Electronics 3-28
Alignment and Adjustment
01
Address Mode
PAL
NTSC
02
03
04
05
06
07
08
09
0A
0B
0C
0D
0E
0F
10
11
3. Adjustment Mode Table
7A
5A
97
A7
A4
80
0 0
E4
C0
FF
01
01
02
0 2
0 0
0 0
19
VCO
VCOM
BRIGHT
R-SUB
B-SUB
COLOR
TINT
CONTRAST
GAMIMA
LED CONTROL
BRIGHT MIN
BRIGHT MAX
COLOR MIN
COLOR MAX
T I N T M I N
TINT MAX
CHECK1
7A
5A
97
A7
A4
80
8E
E4
C0
FF
01
01
05
05
05
05
19
PLL ->Adjust
Remark
COMMON ->Adjust
BRIGHT ->Adjust
R-SUB ->Adjust
B-SUB ->Adjust
COLOR ->Adjust
TINT ->Adjust NTSC only
CONTRAST ->Fix initial value
GAMMA ->Fix initial value
LED control when powered
Bright variation of MIN direction for USER
Bright variation of MAX direction for USER
Color variation of MIN direction for USER
Color variation of MAX direction for USER
Tint variation of MIN direction for USER
Tint variation of MAX direction for USER
CHECK1 ->Fix initial value
12
20
CHECK2 20 CHECK2 ->Fix initial value
*
The adjustment sequence is VCO->VCOM->BRIGHT->R-SUB->B-SUB->COLOR->TINT.
4. Location of Adjustment TP
X-TAL
24P-LCD
10P-BL
A
G
B
R
1) VCO
a) TP-VCO & EVR
b) Connect an voltmeter to TP-VCO.
c) Adjust the EVR so that DC voltage is DC
3.5±0.05 V.
2) VCOM
a) TP-VCOM & EVR
b) Connect an voltmeter to TP-VCOM.
c) Adjust the EVR so that DC voltage is DC
1.1±0.05 V.
Note: In LCD adjustment mode, when shorting
"A" of PCB to GND and pressing the
START/STOP button, EEPROM stores con-
firmed adjustment value.
14P
VCO
VCOM