Sharp 20LK31M Panduan Servis - Halaman 7
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Halaman Cetak
Below are the adjustments ranges and initial values for FIX VALUE category.
FIX VALUE
SERVICE
ADJUST ITEM
POSITION
F01
OPTION 1
F02
OPTION 2
F03
E-SAVE
F04
TUNER SETUP
F05
R-TONE RD
F06
R-TONE BD
F07
B-TONE RD
F08
B-TONE BD
F09
FM LEVEL
F10
AFC GAIN
F11
G DRIVE
F12
FBT BLK SW
F13
V COMP
Below are the ranges and initial values for each adjustment and in each categories.
DEF
SERVICE
ADJUST ITEM
POSITION
D01
H-PHASE
D02
V-SIZE
D03
V-POSITION
D04
CC-POSITION
D05
V-LINEARITY
D06
V-S-CORRECTION
SIGNAL
SERVICE
ADJUST ITEM
POSITION
S01
RF AGC
S02
VIDEO LEVEL
S03
Y-MUTE
S04
SUB BIAS
S05
R-BIAS
S06
G-BIAS
S07
B-BIAS
S08
R-DRIVE
S09
B-DRIVE
S10
CONTRAST
S11
TINT
S12
COLOR
S13
BRIGHTNESS
Note: Refer to the SERVICE ADJUSTMENT for each corresponding values.
Holding down both the Vol-up/Ch-down buttons on the TV set at service mode for more than 2 seconds will
automatically write the above initial values into IC2101.
PART REPLACED
NECESSARY
IC2001
IC201
IC2101
CRT
DATA
INITIAL VALUE
(Hex)
RANGE
00-FF
B0
A0
00-FF
04
0C
00-3F
23
1F
00, 01
00
00
00-7F
19
03
00-7F
00
7C
00-7F
00
00
00-7F
12
04
00-1F
0C
0C
00, 01
00
00
00, 0F
00
0F
00,01
01
01
00-07
07
07
Table - A
DATA
INITIAL VALUE
RANGE
00-1F
00-7F
00-3F
00-FF
00-1F
00-1F
Table - B
DATA
INITIAL VALUE
RANGE
00-3F
00-07
00-03
00-FF
00-FF
00-FF
00-7F
00-7F
00-7F
00-7F
00-7F
00-7F
00-7F
Table - C
ADJUSTMENT
UNNECESSARY
X
X
X
X
Table - D
SERVICE
ADJUST ITEM
POSITION
F14
OSD CONT
F15
SHARPNESS
F16
FLT SYS
F17
KILLER OP
F18
PRE SHOOT
F19
CORING
F20
DC REST
F21
BS START
F22
BS GAIN
F23
ABL START
F24
R/B ANGLE
F25
H BLK R
F26
H BLK L
ADJUSTMENT CONTENTS
0C
40
20
Must be "20"
1A
10
Must be "12"
10
Must be "0F"
ADJUSTMENT CONTENTS
14
03
"01":Y-MUTE, "02":V-STOP&Y-MUTE
00
"03":Activate color killer circuit
40
Must be "30"
00
00
00
40
40
5A
40
40
40
NOTES
Data is stored in IC2101.
The adjustment is needed to compensate for characteristics
of parts including IC201.
Holding down both the Vol-up/Ch-down buttons on the TV
set in the service mode for more than 2 seconds will
automatically write the above initial values into IC2101.
Adjust items related to picture tube only.
7
20LK31M
20LK61M
DATA
INITIAL VALUE
(Hex)
RANGE
00-03
02
01
00-3F
19
19
00-07
00
00
00-07
04
02
00-03
03
00
00-03
04
04
00-03
02
02
00-03
01
01
00-03
01
01
00-07
00
00
00-0F
08
08
00-0F
04
03
00-0F
04
06