- 2 -
TUNER ADJUSTMENTS
ADJUSTMENT
ANT COIL
TC4 (PVC
TRIMMER)
ADJUST FOR
MAXIMUM
SENSITIVITY
MAXIMUM
SENSITIVITY
SING.
FRE.
600KHz
1400KHz
BAND
AM
STEP
1
2
3
REPEAT STEP 1 AND 2 SEVERAL TIMES
ADJUSTMENT
L802
TC2 (PVC
TRIMMER)
ADJUST FOR
MAXIMUM
SENSITIVITY
MAXIMUM
SENSITIVITY
SING.
FRE.
90MHz
106MHz
BAND
FM
STEP
1
2
3
REPEAT STEP 1 AND 2 SEVERAL TIMES
(4). AM TRACKING ADJUSTMENT
Signal Generator ...... Connects to the AM ANT. Coil througt the loop antenna.
Adjust for the indication of VTVM of the wave form scope to be maximum.
(5). FM RF TRACKING ADJUSTMENT
Signal Generator ...... Connects to the FM ANT JACK (FM IN) through the dummy.
AC EVM
FM-SG
AM-SG
OUT
75 OHM
FM ANT
OUTPUT
OSCILLOSCOPE
OSCILLOSCOPE
AM BAR ANT
60cm
(FIG.4)
(FIG.5)
AC EVM
ADJUSTMENT
L803
TC1 (PVC
TRIMMER)
ADJUST FOR
MAXIMUM
SENSITIVITY
MAXIMUM
SENSITIVITY
SING.
FRE.
87MHz
(CA,PA)
87.35MHz
(Except CA,PA)
109MHz
(CA,PA)
108.5MHz
(Except CA,PA)
NO.
1
2
3
BAND
FM
FM
REPEAT STEP 1 AND 2 SEVERAL TIMES
ADJUSTMENT
L804
TC3 (PVC
TRIMMER)
ADJUST FOR
MAXIMUM
SENSITIVITY
MAXIMUM
SENSITIVITY
SING.
FRE.
515KHz
1740KHz
(CA)
1640KHz
(Except CA)
NO.
4
5
6
BAND
AM
AM
REPEAT STEP 4 AND 5 SEVERAL TIMES
FM Band: Set the internal modulation of Singnal
generator to 1 KHz Dev. 22.5KHz
AM Band: Set the internal modulation of Singnal
generator to 30
%
1KHz
FM BAND
AM BAND
(3). TUNING FREQUENCY RANGE ADJUSTMENT
AC EVM
FM-SG
AM-SG
75 OHM
FM ANT
OUTPUT
OUTPUT
OSCILLOSCOPE
OSCILLOSCOPE
AM BAR ANT.
60cm
(FIG.3)
Summary of Contents for MCD-Z120
Page 13: ... 22 WIRING DIAGRAM REC SWITCH DISPLAY REC SWITCH DISPLAY CA DISPLAY Except CA ...
Page 14: ... 23 TUNER CA WIRING DIAGRAM TUNER TUNER Except CA ...
Page 15: ... 24 POWER AMP WIRING DIAGRAM POWER AMP CD SWITCH CD SWITC H ...
Page 16: ...SANYO Technosound Co Ltd Osaka Japan May 00 2350 BB Printed in Japan ...
Page 17: ... 13 12 SCHEMATIC DIAGRAM MAIN CA KR This is a basic schematic diagram ...
Page 18: ... 15 14 SCHEMATIC DIAGRAM MAIN Except CA KR This is a basic schematic diagram ...
Page 19: ... 17 16 SCHEMATIC DIAGRAM CD This is a basic schematic diagram ...