Teac SR-L230I, Service Manual, Page: 6 / 36

6
SR-L230i
3-2-1 AM TUNER
ITEM
SG SETTING
TUNER
SETTING
ADJUSTMENTS
MEASURING
POINTS.
RESULT Audio Modulation Frequency Output
1.VOLTAGE
adjustment
1720KHz L4 AM OSC coil VT 8.8-9.2V
530KHz Check
2.IFT
adjustment
1KHz 30% 450KHz 76dBuV 610KHz T1 AM IFT coil
Maximun output
level
3.ANT Coil
adjustment
1KHz 30% 610KHz 76dBuV 610KHz L3 AM ANT coil
Maximun output
level
4.Adjustment 1KHz 30% 1400KHz 76dBuV 1400KHz Check
Maximun output
level
AC voltmeter
AM Signal generator
AM LOOP
Antenna
60CM
AM
S1
1K Ω
1K Ω
VT voltage
SR-L 230i
PHONES
R13
R1
Digital multimeter