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Sharp GF-8787H Serviceanleitung Seite 8

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GENERAL
ALIGNMENT
INSTRUCTION
Should it become necessary at any time to check the alignment of this receiver, proceed as follows;
1, Set the volume control (VR201-A, C) to maximum,
3. Use a non-metallic alignment tool.
2. Attenuate
the
signals
from
the generator
enough
to swing the
4.
Repeat adjustments to insure good results.
most sensitive range of the output meter.
5. Set
the
Function
Selector
Switch
(SW201)
to "radio"
position.
ALLGEMEINE
ABGLEICHANLEITUNG
Falls es zu irgendeiner Zeit ndtig wird, den Abgleich dieses Empfangers zu uberprufen, wie folgt vorgehen;
1. Den Lautstarkeregler (VR201-A,
C) ganz aufdrehen.
4. Die
Einstellungen
wiederholen,
um
gute
Ergebnisse
zu
gewahr-
2. Die Signale
vom
MeRsender
so weit dampfen,
da
die Nadel der
leisten.
Ausgangsanzeige im empfindlichsten Bereich ausschlagt.
5. Den
Funktionswahlschalter
(SW201)
auf
die
Stellung
"radio"
3. Ein nichtmetallisches Abgleichwerkzeug verwenden.
einstellen.
INSTRUCTIONS
GENERALES
POUR
L'ALIGNEMENT
S'il est nécessaire de vérifier l'alignement de ce récepteur, procéder de ta facon suivante;
1. Placer
la commande
de volume
sur
le maximum
(VR201-A,
C).
4. Refaire les réglages pour obtenir de bons résultats.
2. Atténuer
suffisamment
les signaux du générateur pour balayer la
5. Placer
fe commutateur
du sélecteur
de. fonction
(SW201)
sur la
gamme ta plus sensible du compteur de sortie.
position ''radio"'.
3. Utiliser une outil non-métallique d''alignement.
AM
|IF/RF ALIGNMENT
SIGNAL
GENERATOR
RECEIVER
Exactly 455 kHz:
High end of dial.
Adjust for
Adjust the MW
STEP | BAND
TEST
Refer to Figure
10.
1
(minimum capac-
best "IF"
IF transformers.
ity)
curve
(T1017)
(T102)
Refer to Figure 11—1.]|
Exactly 145 kHz.
Low end of dial.
Adjust for
Adjust the LW
2
(400 Hz, 30%, AM
(maximum
Capac-
maximum
oscillation coil (L107).
|
Band
modulated)
| ity).
output.
Coverage | came as step 2.
| Exactly 295 kHz.
High end of dial.
Same as step 2.
Adjust the LW
3
(400 Hz, 30%, AM
(minimum capac-
osciilation trimmer
modulated)
ity).
| (TC8).
Same as step 2.
Exactly
170 kHz.
Same as step 2.
, Adjust the LW
(400 Hz, 30%, AM
} bar antenna coil (L102).
modulated)
' See [Note A].
Same as step 2.
Exactly 270 kHz.
Same as step 2.
| Adjust the LW
(400 Hz, 30%, AM
_ antenna trimmer
modulated)
_ (TCS).
Repeat steps 2,3, 4, and 5 until no further improvement can be made.
Same as step 2.
Exactly 510 kHz.
Low end of dial.
Same as step 2.
Adjust the MW
(400 Hz, 30%, AM
{maximum
capac:
oscillation coil (L106).
Band
Tracking
LW
modulated)
ity)
Coverage
Same as step 2.
Exactly 1650 kHz.
High end of dial.
Same as step 2.
| Adjust the MW
(400 Hz, 30%, AM
(minimum capac-
| oscillation trimmer
modulated)
ity)
|
| {TC7).
Same as step 2.
Exactly 600 kHz.
600 kHz.
Same as step 2.
Adjust the MW
(400 Hz, 30%, AM
| bar antenna coil (L102).
modulated)
See [Note AJ.
Repeat steps 6, 7, 8 and 9 until no further improvement can be made.
LW
MWw
MW
Mw
Band
Exactly 5.85 MHz.
SW
Coverage
Low end of dial.
Same as step 2.
Adjust the SW
(maximum
capac-
ity)
Refer to Figure 11-2.
oscillation coil (L 105).
(400 Hz, 30%, AM
modulated)
4
5
6
7
11

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Diese Anleitung auch für:

Gf-8787hb