Sharp 20LK31M, Руководство по обслуживанию

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