Sharp SC-103H Service Manual page 22

PROCEDURE
NUMBER
ALIGNMENT PROCEDURE
AM ALIGNMENT
Signal Generator
8
Meter
Connection
Function
Setting
Dial Pointer
Setting
Connection Frequency
Thru 0.01 MFD
to Q 904 Base as
smal] as possible
Oscilloscope
connected to
TP-903
455kHz
{SG or sweep)
High end of
Dial
Adjustment
Remarks
Repeat 2 or 3 times
+
Radiated Signal
as small as
possible
VTVM connected
across TP-903
Low end of
Dial
515kHz
Modulated
Oscillator coil
L902
Same as above
Radiated Signal
as small as
VTVM connected
across TP-903
1650kHz
Modulated
High end of
possible piel
Oscillator
Trimmer TC805
Same as above
ioe
~
eas Signal
Las
possible
VTVM connected
across TP-903
1400kHz
Modulated 1400kHz
as smal
Tuning
Trimmer TC804
+.
Radiated Signal
as small as
possible
600kHz
Modulated
VTVM connected.
across TP-903
600kHz
If necessary, repeat step 2-step 5.
SIGNAL OR OSCILLOSCOPE
SWEEP GENERATOR
SIGNAL OR
SWEEP _GENERATO
Antenna coil
L-805
22
Same as above
Same as above