Samsung MAX-B550, Service Manual

Page: 3 / 32

Alignment
and
Adjustments
1-2
Samsung
Electronics
1-1-2
AM(MW),L
W
,SW1,SW2
Adjustment
Circuit
Measuring Instrument &
Step
S.S.G
Radio dial
Adjusting
Adjust for
to be
Arrangement
Frequency
Setting
Point
Adjusted
1
522KHz
522KHz
MW OSC
Aduust for
1.0V
(
0.1V at the low
.
OSC Connect
AM
signal
(IR1
17)
generator to loop antenna,VTVM AND oscilloscope
2
161
1KHz
161
1KHz
MW OSC
Check for 7.0V
(
1.0V at the high.
(Fig 1-3)
(IR1
17)
AM
(MW)
RF
“
1
594KHz
594KHz
MW ANT
Maximum
out
INTER FREQ
“
1
455KHz
522KHz
TL2
Maximum out
OSC
Fig 1-3
1
146KHz
L
W
OSC
Aduust for
2.0V
(
0.1V at the low
.
L
W
2
290KHz
L
W
OSC
Check for 7.0V
(
1.0V at the high.
RF
1
150KHz
150KHz
L
W
ANT
Maximum
out
OSC
Fig 1-3
1
2.3MHz
SW1 OSC
Aduust for
1.0V
(
0.1V at the low
.
SW1
2
7.3MHz
-
Check for 8.5V
(
1.0V at the high.
RF
1
3.5MHz
3.5MHz
SW1 ANT
Maximum
out
OSC
Fig 1-3
1
9.5MHz
SW2 OSC
Aduust for
1.5V
(
0.1V at the low
.
SW2
2
26.1MHz
-
Check for 8.0V
(
1.0V at the high.
RF
1
10MHz
10MHz
SW2 ANT
Maximum
out
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