Sanyo DC-MCR80M - CONNECTIONS; Speaker Connections; Aerial and Auxiliary Connections; Headphone Connection

- 2 -
TUNER ADJUSTMENTS
Use a plastic screw driver for adjustments.
Adjust the intermediate frequency of AM to the frequency of ceramic filter.
Set of unit
Supply voltage
:
AC 220V
speaker impedance
:
4 ohms
standard output
:
500 mW
Function select:
:
TUNER
a. Parts Location
a.AM Adjustment
Band :AM
SG Position of VTVM
Input Output Frequency Tuning dial Oscilloscope
Closed the output
termial by sweep
generator,it place
to AM ANT
Connect AM SG to Connect VTVM to 522 KHz 522 KHz T103 VT: 1.2V
test loop R103 1611 KHz 1611 KHz VT: 7.5V or so
Connect AM SG to Connect VTVM to 603 KHz 603 KHz T101
test loop speaker terminals. 1404 KHz 1404KHz TC101
b.FM Adjustment
Band :FM FM Dummy antenna: 75 ohms unbalance
SG Position of VTVM
Input Output Frequency Tuning dial Oscilloscope
Connect FM SG to Connect VTVM to 87.50 MHz 87.50 MHz L103 VT: 2.0V
D102(+) & D104(-) R104 108.00 MHz 108.00 MHz VT: 7.0V or so
Connect FM SG to Connect VTVM to 90.00 MHz 90.00 MHz L102
D102(+) & D104(-) speaker terminals. 106.00 MHz 106.00 MHz TC102
Tracking Max.
Connect VTVM to
C110(-)
90.00 MHz
Tuning
cover range
IF
Connect sweep
generator to
C101
Connect VTVM to
C110(-)
10.7 MHz
Adjusting Connection
Max.
Adjustment
Circuit
Tracking
Adjustment
IF T102
Tuning
522 KHz450 KHz
Connections
cover range
Adjusting
Circuit
2
1
Step
3
2
3
Step
1
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