— 5 —
ELECTRICAL ADJUSTMENTS
STEP
1
2
3
4
GENERATOR
FREQUENCY
Non-Mod.
Non-Mod.
1000kHz, 999kHz
400Hz
30% MOD
SG att: 20dB
µ
1000kHz, 999kHz
400Hz
30% MOD
SG att: 30dB
µ
RADIO DIAL
SETTING
530kHz
531kHz
1710kHz
1602kHz
1000kHz
999kHz
1000kHz
999kHz
TEST MODE
OUTPUT
INDICATOR
DC VTVM to test
point
VT
DC VTVM to test
point
VT
AC VTVM across
speaker(L or R) or 4
ohms load
Adjust so that the
“ST” mark of LCD
Display appears
ADJUST-
MENT
—
—
L108
AM IFT1
L111
AM IFT2
R124
AM SD
REMARKS
Check the voltage more than
2.5V
Check the voltage less than 7.5V.
Adjust for Maximum Level.
Sensitivity of the seeking
frequency.
SETTING UP TEST MODE AT STEP 4 - SEE PAGE 7
ALIGNMENT OF
FM RF & IF
SECTION
Set the radio for FM reception. FM signal generator should be coupled with antenna receptacle, through dummy (see Fig.1-2).
FM SG
&
STEREO SG
(See Fig. 1.2)
FM
DUMMY
ANTENNA
(See Fig. 1.3)
DUMMY
LOAD &
SW BOX
SET
T.P
DISTORTION METER
AC VOLTMETER
VTVM
Fig. 3 * SG frequency should be as accurate as possible.
