Tape/Keyboard Front Frame; Gearbox/Pcb Gear Sensor - Bang & Olufsen Type 2651 Service Manual

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I
Bang &Olufsen
6 - 4
DI5455EM B LY
Tape/Keyboard front frame
- Remove the front fabric frames.
- Remove the four screws holding
the Tape/Keyboard front frame.
- Pull out the Tape/Keyboard front
frame when the foot has been
removed (remount chassis on
foot).
Gearbox/PGB 9 Gear sensor
- Remove the front fabric frames.
- Turn the gear of the gearbox
a nt ic l oc k w is e un ti l the s lid i n g
bracket for the glass door and the
C D c lam per ar e i n the op e n
p os it i on.
- Pul l t he s lidi ng brac k et fo r th e
glass door free of the gearbox
a r m i n t he open pos iti o n .
- Remove the four gearbox screws
mar k ed D .
- Pull out the gearbox (ease
gearbox and clamper arms free)
a nd r em ov e t he plugs 5 P1 7 a n d
5 P 1 8 .
- Dismantle the gearbox by
removing the four screws E.
Sliding bracket for glass door
- Pul l t he s lidi ng b rac k et fo r th e
glass door free of the gearbox
ar m i n t he open pos iti o n .
- Pus h t he s li ding brac k e t d o w n a n d
off.
Transformer
Remove the front fabric frames.
Remove the Tape/Keyboard front
fr a m e.
Rem ov e pl ug 1 0P 12.
Remove five screws.
P ul l o ut t he t r ans forme r, a n d
r em ov e 5P 13 and 5P18 ( p u ll t h e
two leads out of the spring-
loaded socket by pushing a
pointed object into the free hole
above the lead to be removed).
Ta pe/Keyboa rd-Frontrahmen
- Frontstoffrahmen entfernen.
- Die 4 Schrauben des Tape/
Keyboa rd-Frontra hmens
entfernen.
- Den Tape/Keyboard-Frontrahmen
nach Entfernen des FuBes
herausziehen (Chassis wieder auf
F u B m o n ti e re n ) .
Getriebe/PGB 9 Getriebefiih ler
- Frontstoffrahmen entfernen.
- Zahnrad des Getriebes gegen den
U h rz e i g e r sin n d re h e n, b i s d e r
Sc h litt e n d e r Gl a st u r u n d C D -
'Clamper' in
offener Position
stehen.
- Schlitten der Glastur vom
Ge t rie b e a rm i n P o si t i o n ' O ff e n '
f re ih e b e n .
- D ie 4 Sch ra u b e n d e s G e t ri e b e s
(M a rk ie ru n g D ) e n tf e r n e n .
- Ge t rie b e h e ra u szi e h e n ( G e t r i e b e -
u n d ' C l a m p e r' -A rm vo r s i c h t i g
h e ra u sl 6 se n ), u n d d i e
St e ck v e rb i n d u n g e n 5 P 1 7 u n d
5 P1 8 a b m o n ti e re n .
- Z u m Ze rl e g e n d e s Ge t r i e b e s d i e 4
Sc h ra u b e n (M a rki e ru n g E )
entfernen.
Schlitten fiir Glastiir
- Sc h litt e n d e r Gl a st u r vo m
Ge t rie b e a rm i n P o si ti o n ' O ff e n '
fr e iz ie h e n .
- Sc h litt e n n a ch u n t e n d rU c k e n u n d
a b n e h m e n .
Transformator
- Frontstoffrahmen entfernen.
- Tape/Keyboard-Frontrahmen
entfernen.
- Steckverbindung 1OP12
a b m o n ti e r e n .
- 5 Schrauben entfernen.
- Transformator herausziehen und
5 P1 3 u n d 5 P 1 8 a b m o n t i e r e n ( d i e
b e id e n L e i tu n g e n a u s d e n
Federanschl ussen hera usziehen.
(Hierzu ist ein spitzer Gegenstand
in d a s f re i e L o ch u b e r j e d e r d e r z u
l6senden Leitungen
h in e in zu d r u cke n ) .
Panneau frontal d6coratif Tape/
Keyboard (platine-cassettes/
clavier)
- Deposer les panneaux frontaux
decoratifs en tissu.
- E n l e v e r l e s 4 v i s m a i n t e n a n t l e
panneau frontal decoratif de la
platine-cassettes et du clavier.
- Sortir le panneau frontal de la
platine-cassettes et du clavier
aprds avoir enlev6 l'embase
(remonter le ch6ssis sur l'embase).
Pignonnerie/carte "PCB 9 Gear
sensor" (capteur de pignonnerie)
- D6poser les panneaux frontaux
d6coratifs en tissu.
- Tourner la roue dentee de la
p i g n o n n e r i e d a n s l e se n s
a n t i h o ra i r e j u s q u ' d c e q u e l e
chariot de la porte vitr6e et le
d i s p o s i t i f d e m a i n t i e n d u C D
soient en position ouverte.
- En position ouverte, degager le
chariot de la porte vitr6e du bras
d e l a p i g n o n n e r i e .
- E n l e v e r l e s 4 v i s D d e l a
p i g n o n n e ri e .
- S o r ti r l a p i g n o n n e ri e ( d 6 g a g e r
avec pr6caution le bras de la
p i g n o n n e r i e e t l e l e v i e r d u
d i s p o s i t i f d e m a i n t i e n ).
D e b ra n c h e r l e s f i c h e s 5 P 1 7 e t
5 P 1 8 .
- D 6 s a s s e m b l e r l a p i g n o n n e r ie e n
e n l e va n t l e s 4 v i s E .
Chariot de la porte vitr6e
- En position ouverte, degager le
chariot de la porte vitree du bras
d e l a p i g n o n n e ri e .
- A p p u y e r s u r l e c h a r i o t p o u r l e
d 6 9 a g e r.
Transformateur
- Deposer les panneaux frontaux
d6coratifs en tissu.
- E n l e ve r l e p a n n e a u f ro n t a l
decoratif de la platine-cassettes et
d u cl a v i e r .
- D6brancher la fiche 10P12.
- E n l e v e r 5 v i s .
- Sortir le transformateur en le
tirant et d6brancher les fiches
5 P 1 3 e t 5 P 1 8 ( s o r ti r l e s d e u x f i l s d e
la fiche d ressort en enfonqant un
objet pointu dans l'orifice libre
s u r m o n t a n t l e f i l a d e g a g e r ) .

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