Sanyo FXD-680GD - GENERAL OPERATION; Powering On;Off and Volume Control; Sound Adjustment and Modes; Clock Setting

5
OPERATION CHECK
GENERAL SPECIFICATIONS OF SIGNAL
Standard frequency
Signal output
Modulation
FM
MW
LW
FM
MW
LW
MW
FM Stereo
98.1 MHz (87.5, 108 MHz)
1000 kHz (522, 1620 kHz)
200 kHz (144, 288 kHz)
1 mV
5 mV
5 mV
400 Hz 30% MOD.
1 kHz 75 kHz DEV.
90% for L only or
R only pilot level 10%
AF output level FM/MW/LW
Power source voltage DC 14.0V (Backup voltage is the same as this)
AF load impedance 4 ohm pure resistance
Balance Center position of level
Tone Center position
The signal strength read in this section is voltage on the antenna.
Test Diagram
FL.
SPK.
FR.
SPE.
BACK UP (14.4V)
GROUND
POWER ANTANNA
MPX
STEREOS
MODULATOR
FM SG
AM SG
DUMMY
ANTANNA
VTVM
VTVM
DISTORTION
METER
ACC (DV14.4V)
SPK.
RR.
SPR.
RL.
MAIN UNIT
4−SPEAKER 4−SPEAKER
2−SPEAKER
FRONT
SPK.
SPK.
FRONT
2−SPEAKER
ANT