Technics SU-Z980

(This schematic diagram may be modified at any time with the
development of new technology.)
32 33
34
35
36
37
Power source For(XA)area.
As701
( POWER)
AC 110/127/220/240V
(50/60Hz)
( UNSWITCHEC)
AC OUT LET
(UNSWITCHED )
As7ot
(POWER)
Ar
TZA
A
AC 240V
(50/60Hz)
'
A
(UNSWITCHED)
i}
AC OUTLET
@\ndicated voltage values are the standard values for the unit
measured by the DC electronic circuit tester (high-impedance)
with the chassis taken as standard. Therefore, there may exist
Notes:
some
errors
in
the
voltage
values,
depending
on
the
internal
eS2-1
.
Speaker
selector
(remote)
switch
in
“off”
impedance
of
the
DC
circuit
tester.
position.
elmportant
safety
notice:
eS2-2
:
Speaker
selector
(main)
switch
in
“‘on”
position.
Components
identified
by
A\
mark
have
special
characteristics
S701
:
Power
switch
in
‘‘on”
position.
important
for
safety.
When
replacing
any
of
these
components,
©S$702
: Voltage
selector
switch
in
“240
V”
position.
use
only
manufacturer's
specified
parts.
(110 V<—> 127 V<— 220 V<—>240 V)
For
(XA)
area
only.
“Caution!
©$901~S905
:
Input
selector
switches.
IC
and
LSI
are
sensitive
to
static
electricity.
$901;
Phono
$902;
tuner
$903;
CD
Secondary
trouble
can
be
prevented
by
taking
care
furing
repair.
(eee
tape
$905;
VCR2/TV
]
*Cover
the
parts
boxes
made
of
plastics
with
aluminum
foil.
S906
:
VCR1-monitor
switch.
“Ground
the
soldering
iron.
©S907
:
Super
bass
switch.
*Put
a
conductive
mat
on
the
work
table.
@:
»
+
Phono
signal
(Lch).
“Do
not
touch
the
legs
of
IC
or
LSI
with
the
fingers
directly.
© =|}
:
Positive
voltage
lines.
@«-{_}ee
-:
Negative
voltage
lines.
—17—
m DESCRIPTION OF FL PANEL
®GRID ASSIGNMENT
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—
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ePIN CONNECTION
Pere BET TT
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