Sanyo MCD-UB575M Service Manual

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TUNER ADJUSTMENTS
Use a plastic screw driver for adjustments.
Adjust the intermediate frequency of AM and FM to the frequency of ceramic filter.
Set of unit
Supply voltage
:
DC 12.0V
speaker impedance
:
8 ohms
standard output
:
50 mW
Function switch
:
RADIO
a. Parts Location
a.AM Adjustment
Band switch:MW
SG Position of VTVM
Input Output Frequency Tuning dial Oscilloscope
Closed the output Connect sweep
termial by sweep generator to 465 KHz Low T103
generator,it place IC101(18) PIN(A)
to MW ANT
2 Connect AM SG to Connect VTVM to 520 KHz Low end T101 Max.
3 test loop speaker terminals. 1650 KHz High end C3
4 Connect AM SG to Connect VTVM to 600 KHz 600 KHz MW ANT COIL Max.
5 test loop speaker terminals. 1400 KHz 1400 KHz C4
b.FM Adjustment
Band switch:FM FM Dummy antenna: 75 ohms unbalance
SG Position of VTVM
Input Output Frequency Tuning dial Oscilloscope
2 Connect FM SG to Connect VTVM to 87.5 MHz Low end L102 Max.
3 FM.ANT & D101(-) speaker terminals. 108.3 MHz High end C1
4 Connect FM SG to Connect VTVM to 90.0 MHz 90.0 MHz L101 Max.
5 FM.ANT & D101(-) speaker terminals. 106.0 MHz 106.0 MHz C2
Tuning
coverage
Tracking
Adjusting
Circuit
Connections
Adjustment
IF1
Step
Step
Adjusting Connection
Adjustment
Circuit
1IF
Connect sweep
generator to
IC101(24)pin (B)
Connect VTVM to
generator to IC101
(18) pin (A)
10.7 MHz Low T102 T104
Tuning
coverage
Tracking

Sanyo MCD-UB575M Specifications

CD Player

channels	2-Channel stereo
sampling frequency	44.1 kHz
laser output	0.6 mW
wave length	790 nm

Radio

FM reception frequency	87.5 - 108 MHz
AM reception frequency	526.5 - 1606.5 kHz

Cassette Deck

track system	4-track, 2-channel stereo
tape speed	4.75 cm/sec.
frequency response	80 - 12, 000 Hz

General Specifications

output power (DC)	2 W/ch
output power (AC)	1.5 W/ch
speakers	10 cm x 2, 8 ohms
dimensions	410 (W) x 167 (H) x 286 (D) mm
weight	Approx. 2.8 kg
power source (AC)	110 V, 60 Hz
power source (DC)	12V, 8 “D/HP2/R20” batteries