Alpine 7279M - Page 8

| 727T9M/L/E
4. Removal of Tuner P. C. Board
(1)
Remove
the
solder
(b)
as
shown
in
Figure
6.
5.
Removal
of
Tone
P.
C.
Board
(7279M//L
Models
Only)
(1)
After
removal
of
cassette
deck,
remove
the
solder
(d)
as
shown
in
Figure
6.
(2)
Disconnect
two
connectors
from
the
Tone
P.
C.
Board.
6.
Removal
of
SDK
P;
CG.
Board
(7279M
Model
Only)
(1)
Remove
the
solder
(e)
and
(f)
as
shown
in
Figure
6.
Rear
Chassis
A
QRB
Connector
(Socket)
7.
Removal
of
Swithching
P.
C.
Board
(7279L
Model
Only)
Figure
5
(1)
Remove
the
solder
(f)
as
shown
in
Figure
6.
Hook (B) Solder (a) Hook (B)
Solder (e)
(7279M Model Only)
Solder (a)
(7279M/L Models Only)
Solder (b) r ae a
k
Tig
pee
Paths
—
Main
P.
C.
Board
Solder
(f)
fa
hs
ae
tit
(7279M//L
Models
Only)
Tony
“ne
ees
Bie
R
yo
eae
mor
—
“Oris
YY
sega
Solder
(d)
Solder (b)
(7279M/L Models Only)
Front P. C. Board
Solder (c)
8.
Removal
of
Main
P.
C.
Board
Pataller,
wyres
Figure
6
(1)-1
After
removals
of
Front
P.
C.
Board
and
Tuner
P.
C.
Board,
remove
the
solder
(a)
as
shown
in
Figure
6.
(7279E
Model
Only)
(1)-2
After
removals
of
Front
P.
C.
Board,
Tuner
P.
C.
Board,
Tone
P.
C.
Board
SDK
P.
C.
Board,
remove
the
soder
(a)
as
shown
in
Figure
6.
(7279M
Model
Only)
(1)-3
After
removals
of
Front
P.
C.
Board,
Tuner
P.
C.
Board,
Tone
P.
C.
Board
and
Switching
P.
C.
Board,
remove
the
solder
(a)
as
shown
in
Figure
6.
(7279L
Model
Only)
(2)
Remove
a
nut
and
two
hooks
(8)
as
shown
in
Figure
4
and
6.
(3)
Remove
five
screws
marked
“A”
as
shown
in
Figure
5
and
6.
(4)
Disconnect
all
wires
from
the
Main
P.
C.
Board,