Marantz SR7200, Service Manual

Page: 31 / 50

47
Step Subject
Signal
generator
setting
Set
frequency
setting
Equipment
connection
Adjustment
point
Adjust for
1 Tunning
voltage
87.5kHz 87.5kHz DC voltmeter 87.5 MHz : 1.35 ~ 1.65V
108.0 MHz : 6.5V ~ 8.5V
2 FM DET.0V
and
Distortion
Adj
98.1kHz 98.1kHz FD1 , FD2
R17
Minimize 0V and distortion
3 STEREO
Separetion
98.1kHz 98.1kHz
AC voltmeter
oscilloscope
DC voltmeter
tape monitor
L/R
AC voltmeter
oscilloscope
DC voltmeter
tape monitor
L/R
AC voltmeter
oscilloscope
tape monitor
L/R
MIX coil CO4
SVR02
Minimize STEREO distortion
and Maximize separatio
Separation L to R
Separation R to L
4 Seek
stop level
98.1kHz 98.1kHz
108kHz 108kHz
SVR 01 Scan stop point to 22dBu
2-4. FM Alignment
Output of signal generator should not be greater than necessary to obtain an optimum output reading.
Signal generator modulation .................. MAIN : 53.5%, PILOT : 10% (K,N)
MAIN : 90%, PILOT : 10% (U)
Signal frequency .......................................... 1kHz / Deviation : 40kHz (K,N)
1kHz / Deviation : 75kHz (U)
Modulation frequency .................................. 90.1MHz, 98.1MHz, 106.1MHz
Switch ........................................................... press the BAND Button to FM