Sanyo FXR-725GD Servise Manual page 7

(FOR FXR-730GD/A.SS, FXC-750GD/A.SS, FXC-755RDS/XE)
DUMMY BOX SCHEMATIC
AM S.G.
(50Ω)
AM DUMMY ANTENNA
UNIT
AM RF & lF
ALIGNMENT OF
Set the radio for AM reception. AM signal generator should be coupled with antenna receptacle through dummy (see Fig.5-1).
Set VOLUME control to maximum and TONE to center. Attenuate signal generator output to maintain 0.5 watts (1.4 volts across
4 ohms load) on AC voltmeter.
FM SG
STEREO SG
ELECTRICAL ADJUSTMENTS
CO-AX CABLE PLUG TO FIT ANTENNA
RECEPTACLE OF UNIT
33Ω 15PF
60PF
METAL SHIELD CAN
Fig. 5-1
LEFT CHANNEL OUTPUT
RIGHT CHANNEL OUTPUT
DUMMY LOAD & SWITCH BOX (FOR STEREO UNIT)
SECTI0N
VTVM
(See Fig. 1.2)
FM
DUMMY
&
ANTENNA
CO-AX CABLE
10Ω
FM S.G.
(50Ω)
60Ω
FM DUMMY ANTENNA
4Ω 20W L
R
AC V.T.V.M. OR SCOPE
L
4Ω 20W
R
Fig. 5-3
T.P
(See Fig. 1.3)
SET
SW BOX
Fig. 6 * SG frequency should be as accurate as possible.
— 5 —
PLUG TO FIT ANTENNA
RECEPTACLE OF UNIT
45Ω
METAL SHIELD CAN
Fig. 5-2
DISTORTION METER
AC VOLTMETER
DUMMY
LOAD &