Sharp 26MR30 Service Manual page 8

26MR30
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 IC2102.
PART REPLACED
NECESSARY
IC2001
IC201
IC2102
CRT
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
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 IC2102.
The adjustment is needed to compensate for characteristics
of parts including IC202.
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 IC2102.
Adjust items related to picture tube only.
8