Sharp RT-12H Serviceanleitung Seite 2
CA 1IOV/220V/240V,
Alimentation:
Co nsommation:
12 w
5 CI (circuit intégré)
Semi-conducteurs:
9 transistors
8 diodes
11 LED (diode électroluminescente)
Dimensions:
390mm
Largeur;
115,5mm
Hauteur;
Profondeur;
216mm
2,7kg
Poids:
Bande cassette compacte
Bande:
Vitesse
de Ia bande:
4,8cm/s
Pieurage et scintillement:
Réponse de fréquence:
40
Bande normale;
50
For a compiete
description
Of the operation
this unit, please refer to the operation
DISASSEMBLY
Prior to the disassembly, be sure to remove the AC supply
cord from a wall outlet and the input/output
rear of the unit.
Take out a cassette tape, if loaded in the
cassette
compartment.
REMOVAL
OF CABINET
From the cabinet, remove four screws two each at its right
and left sides, and one screw at its rear surface. Then take
the cabinet
off.
•
OPENING
THE
BOTTOM
Note:
The main chassis (bottom
hinged.
O Removefour screwsfrom the bottom board of the unit.
@ Lift up the front side of the bottom board, while press-
ingtoward @ from the left andright sides.
REMOVAL
OF
MECHANISM
(See Figures 2—2 and 2—3)
Note:
Be sure to open the cassette holder before disassembling
the mechanism
block.
(D
Remove
two
screws
from
Remove
two
screws
block.
Detach the tape counter belt from the tape counter.
Remove the record/playback
(D
Remove
two
sockets
from
Then separate the mechanism block from the unit.
REMOVAL
OF
METER
Push outward
two tabs on the meter P.W. board holder,
and remove
the meter
•
REMOVAL
OF
FRONT
(See Figures 3-2 and 12-1 )
O Unsolder the two leads connected to the main P.W.
board.
@ Pull out two record level control knobs.
Remove
two
nuts from
Then the front panel cen be separated from the unit.
CARACTERISTIQUES
50/60Hz
W.R.M.S.
(DIN 45 500)
12 500Hz
(DIN 45 500)
11 OOOHz ± 3dB
Die Bedienungsweise
of
Bedienungsanleitung ausführiich beschrieben.
manual.
plugs from the
(See Figure 2—1)
BOARD
(See Figure 2—2)
board and back panel) are
BLOCK
the
bottom
of the
unit.
from
the
rear
of
the
mechanism
selector switch rod.
the main
P.W. board.
P.W.
BOARD
P.W.
board.
PANEL
the record
level controls.
Bande MAXELL
UDXLII;
Bande métallique TDK;
Rapport signal/bruit
(Bande MAXELL
RB Dolby
coupé;
RB Dolby allumé;
Sensibilité d'entrée et impédance d'entrée:
M icrophones;
Entrée de iigne;
Entrée DIN;
Niveau de sortie et impédance de charge:
Casque;
Sortie de ligne;
Sortie
DIN;
Les
spécifications
peuvent
préavis.
Pour une description
dieses Gerätes ist in der
ment
d' emp\oi.
Figure 2-1
THE
aoARD
OFFNuNG
ouvERT1_AE
DE LA
Figure 2-2
Figure 2-3
—2
40
13 OOOHz (DIN 45 500)
50
12 OOOHz ±3dB
40 i 15 OOOHz(DIN 45 500)
50
13.OOOHz ± 3dB
UDXLII)
:
52dB
62dB (å plus de 5 kHz)
O,2mV (6,8 kohms)
50mV
(50 kohms)
0,2mV (6,8 kohms)
46m V
dB), 8 ohms
550mV
dB), 50 kohms
550mV
dB), 50 kohms
étre
sujettes
ä
modifications
compléte
du fonctionne-
de cet appareil,
se reporter
Abbildung
2-1
OF
ENTF€RNEN
DES MECHANIsw_rseLOCXS
DEPOSE
Du eLoe
Ou MECHANISME
OE BASE 1
Abbildung
2-2
2
5
Abbildung
2-3
sans
au mode
BLOCK
1
