Samsung VP-D70 Service Manual page 53

Adjustment and Adjustment
3. Adjustment Mode Table
Address
Mode
VCO
OD
VCOM
OA
17
BRIGHT
11
R-W/B
G-W/B
09
14
B-W/B
18 BRIGHT MIN
BRIGHT MAX
19
OC COLOR MIN
OC COLOR MAX
MODEL
01
H POS
02
V POS
03
M O D E 2
04
H D W I D
06
07
VD POS
HD POS
08
OB
O S D
S H A R P
OE
OF TINT
10 G A M M A
12
L I M I T
13 CONT
15
R BRT
16
B B R T
*
The Adjustment sequence is VCO-->VCOM-->BRIGHT-->R-W/B-->G-W/B-->B-W/B
4. Location of Adjustment TP
I C
R
G
VCOM
24P
Note: In LCD adjustment mode, when shorting
"A" of PCB to GND and pressing the
START/STOP button, EEPROM stores con-
firmed adjustment value.
3-30
PAL
NTSC
3F
3D
34
67
4F
41
02
02
02
02
78
B9
18
OF
B7
80
B9
80
00
64
B8
70
80
8F
6A
A
B
VCO ---> Adjust
3F
COM DC-->Adjust
3D
34
COM GA>Adjust
67
R-W/B -->Adjust
G-W/B-->Adjust
4F
41
B-W/B-->Adjust
Brght varification of MIN
02
direction for USER
Brght varification of MIN
02
direction for USER
Brght varification of MIN
02
direction for USER
Brght varification of MIN
02
direction for USER
fix initial value
F8
fix initial value
B9
fix initial value
OA
fix initial value
OF
fix initial value
B7
80 fix initial value
fix initial value
9E
80
fix initial value
00 fix initial value
64
fix initial value
fix initial value
B8
fix initial value
70
fix initial value
80
fix initial value
8F
fix initial value
6A
1) VCO
a) TP-HD & EVR
b) Connect an Freguency counter to TP-HD
c) Adjust the EVR so that Freguency is
15.734khz (NTSC),15.625khz(PAL)
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.
Remark
Samsung Electronics