Panasonic RX-C45LS - Page 3

" RX-C45LS
m@ MEASUREMENTS AND ADJUSTMENT
SIGNAL GENERATOR or INDICATOR
BAND SHEEr GENEHAIS Hee: | AELECTRONICS | ADJUSTMENT REMARKS
CONNECTIONS | FREQUENCY
FM-RF ALIGNMENT
Variable Output meter L7 (FM OSC (*2) Adjust for maxi-
87.5 MHz capacitor across Coil) mum output.
fully closed. voice coil.
Connect to test point Variable
V through FM dummy capacitor " CT3 (FM OSC "
antenna. Negative fully open. Trimmer)
side to test point Y .
aa “Ste
106 MHz CT2 (FM ANT mum output.
Trimmer) Repeat steps
(3)~(6).
RADIO DIAL
SETTING
ADJUSTMENT REMARKS
(*2) Three output responses will be present; proper tuning is the center frequency.
j {Model RX-C45LS]
SIGNAL GENERATOR or INDICATOR
BAND SWEEP GENERATOR (ELECTRONICS
VOLTMETER
or SCOPE
Variable Output meter L7 (FM OSC (*2) Adjust for maxi-
87.5 MHz capacitor across Coil) mum output.
fully closed. voice coil.
Variable
108 MHz capacitor ” CT3 (FM OSC "
fully open. Trimmer)
Coil)
CT2 (FM ANT 7”
RD83052107C2
FM-RF ALIGNMENT
Variable
¥2)
Adjust
for
maxi-
Connect to test point
V through FM dummy
antenna. Negative
side to test point VY .
(7) FM acitor CT9 (FM OSC mum output.
fully
open.
Trimmer)
Repeat
steps
(3)~(7).
(*2) Three output responses will be present; proper tuning is the center frequency.
[Model RX-C45LS]
F.R. Germany
@ ALIGNMENT POINTS = +Please refer to Circuit Boad and Wiring Connection Diagram which is located test poits.
LW_ANT LW ANT
285kHz SW ANT 285kHz SW ANT
©
(©
oui
Sonne
CTs
©
(OMSreT
LW OSC u4 C3 | Lw osc t4
Lw osc Se een aes . L3 Lw osc — Berea
(36 kHz —_— ™ IB6kHz “PRN
[ia | a cT7 || ra CT?
FM ANT ~~ FM ANT
9OMHz 9OMHz
if a iucese
St
lkHz
©
L2
LS
SIL
kHz
®
L2
J
Ls
F FM ANT FM ANT --~-~~
Ls
/-+(Q
LW
ANT
WW
1O6MHz
ted
{
@
Lw
ANT
WW
1O6MHz
|
eM
osc
|
145kHz
oie
Ian
kie
CT2]
!108Mnz
|
swosc @(@ swosc @) [er2] i
16.8 MHz 18.8 MHz pera \
Cte MW ANT ° map cTe Mw ANT ° Cp mme !
0
5.75 MHz 5.75 MHz
ore [cr3] FM OSC T2 Crs Ler3] FM OSC
t—__J ISOOkHz ule SS FM lst
LIO cTl : I LIo cTl : 7
Beare
me
(oh)
S
Gel
ee
©
Qik
to
fe
T2
MW OSC FM OSC 87.5MHz MW OSC FM OSC 87.5MHz
AM_IFT JGS5OkHz 1O8MHz AM IFT 1650kHz {O8MHz
455kHz 455kHz
@ @
FM 2nd lOknz FM 2nd lout Addition
10. 7MHz VRI 10. 7MHz VRI
|
[©
)}-—73]
{©
T3
[Model RX-C45LS] [Model RX-C45LS]
RD83052107C2 F.R. Germany