Head Deck Removal; Record Equalizer Circuit Board Removal; Reverse Switch Circuit Board Removal - Sony TC-730 Service Manual

Stereo tapecorder
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2-2.
HEAD
DECK
REMOVAL
2-4.
REVERSE
SWITCH
CIRCUIT
BOARD
REMOVAL
1.
Remove the FWD and REV lamps.
reverse switch
@ @® PSW3x6
circuit board
2.
Remove the five screws shown in Fig.
2-2. Lift
off the head deck.
Go PS 4x8
owas
lamp
lamp
(for REV)
{for FWD}
Fig. 2-4.
| Reverse switch circuit board removal
Note:
Pay
attention
not
to
cut
the
head
lead
wires.
Fig. 2-2.
Head deck removal
2-3.
RECORD
EQUALIZER
CIRCUIT
BOARD
REMOVAL
® PSW3x 8
CAUTION:
1) Install
the
playback
and
bias osc.
circuit
boards,
after the levers are perfectly hooked to the holes
of the slider of the slide switches.
2
The
lead
wire
of microswitch
has a connector,
which
is connected
to the other lead wire with a
special jig.
\f the lead wire is cut or the connector
is damaged,
solder the lead directly to the microswitch terminal
with an insulating tape wound around the terminal.
3
Never put the unit upside down on the hard plate
Fig. 2-3.
Record equalizer circuit board removal
with the head' Cover removed. -he: pin COP sie "tape
shifter, the shut-off
arm
pin, the tension
arm and
Note:
After reattaching, make the equalizer switch (S107)
others
will
be bent
because
of the weight
of the
position adjustment
(See page 15).
unit.
If it is necessary
to put the unit upside down,
put
it ona
soft cloth with the head cover attached.
—14—

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