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Panasonic RF-788L Service Manual page 6

Fm/lw/mw/sw 5-band portable radio

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a
| RADIO
DIAL
| INDICATOR
&.
[:
="
SIGNAL GENERATOR,
D
|
SETTING
|
|
|
\Fashion loop of several
|
Pes.
1 Tuning
Output meter
|
(2) |turns of wire and radiate | S1ikHZ*
. |
capacitor
across
_ _
| Le(OSC Coil)
ere
Tuning.
|
| CTss(OSC
:
[eee
se
Q)~(5).
SST AE ES
TAR
RIE ER LE AERA
IELTS
fe
es es
:
se
ee
Pe
a
Adjust for maximum
output. Adjust Ls by
moving coil bobbin
along ferrite core.
Adjust for maximum
ee
Repeat steps
(6)-~(9)
Hoernonnirmntrnitivnnnnaunenie
im
4
|
i
|
i
TCTs
ANT
:
Trimmer)
ee
'a
ante enna pobbi in in place
Connect. to te 2st Doi int toy] ee
oe
:
a
|
ae 1ceramic capa-
|
9.7/2MH
|
|
L o l
Ci
Adjust for maximum
citor(10pF). Negative
|
| fu closed.
|
:
output.
side to earth.
ee
2
Ta
capacitor
OU Opet
|
TEM et)
a
June to signal
|
|
/
ae
Adjust for maximum
ae
Repeat steps
(10)~ (13).
Tuning eee) itor 7 eo
r CT(0SC~ oo
| fully ten
lL
Trimmer)
nt
L(ANT Coil)
So
oo
|
Tri immer)
— output. Repeat Steps
eae
cr
a
IE AL IGNMENT
:
a
"TTa(FM ist let)
ae
maximum
u
2
(Secondary)
| amplitude.
_ _
(Refer fo. tig. 14.)
a
L
|
'EM-RE ALIGNMENT _
a
ee
Connect to point
Wthru.
|
-
|Tuning capacitor | Output meter
|
oo
"Adjust for maximum a
FM dummy antenna.
HZ
~=—s{fully closed.
— _ |
across voice
2(0SC
Coi
,
Output -
,
(Refer to fig. 15).
ee
.
:
:
Tuning capacitor
|
|
ere(osc
dullyopen.
gg.
_..
Tdammer)
|
oe
Tune to signal.
|.
L:WQUNE Coil) _ af
oe
Trimmer)
| output.
Repeat steps"
| (20)~ (23).

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