Sony DTC-670 - Safety and Precautions; Safety Related Component Warning; Power-Off Repair Precautions

General
Power requiremenls
Power
consumPtion
Dimensions
Weight
Power
requirements
Dimensions
Weight
Remote commander
(suPPlied)
Remote control
system
Infrared control
2n
-2æ
V AC,
50/60
Hz
32W
Approx.430x125x350
mm
(wh/d)
(17x5x13'/rinches)
Approx.
7 kg
(15
lb
14 oz)
3V
DC,
with two size
AA
(R6)
batteries
Approx.
63x19x175
mm
(wlh/d)
(2tlrx3l.x
7 inches)
Approx-
130
g (a
oz)
incl.
baneries.
TABLE OF
CONTEÎÛTS
Section
1.
GENERAL
Features
Location
and
Function of Controls....
Gonnections.
2.
DTSASSEilBL
3.
ADJUSTilENTS............
..........-...
1
$1.
Elecûical
Adiustments
......'.......
1
4. DIAGRAIIS
Circuit
Boards Location
...........'
1
Block
Diagram
Waveforms
Semiconductor
Lead
LaYouts
Printed
Wring Boards
-
MD
/ Power supply
/ Display
section
Schematic
Diagram
-
MD
/
Power supply
/
Display section
Printed
Widng Boards
-
Main section
Schematic
Diagram
-
Main
section
lC
Block Diagrams.............
Pin Functions
5.
EXPLODED
VIEWS
Tirls
Supplied
accessories
Sony batteries
SUM-3(NS)
(2)
Audio connecting
cords
(2
phono
ptugs
-
2
phono
plugs'
stereo
for line
inputs and
outputs)
(2)
Design
and specifications
sublect
to change
without
notice.
SAFETY-RELATED
COMPONENT
WARNINGII
COMPONENTS
IDENTIFIED
BY
MARK Â
OR
DOTTED
LINE
WITH MARK
Â
OI.I
THE SCHEMATIC
OIAGRAMS
AND IN
THE PARTS
LIST
ARE CRITICAL
TO SAFE
OPERATION.
hEPLACE
THESE COMPONENTS
WITH
SONY
PARTS
WHOSE
PART
NUMEERS
APPEAR
AS SHOWN
IN THIS
MANUAL
OR
IN
SUPPLEMENIS
PUBLISHED
BY
SONY.
Front
Panel Section
.........
Chassis
Section.........
Mechanism
Sec{ion
1 .................'.
Mechanism
Section
2 ...................
Mecianism
Sec{ion
3 ...................
Mechanism
Section
4 ...................
6.
ELECTRICAL
PARTS
LIST
+1.
4-2.
4-3.
4-4.
4-5.
4-6.
4-7.
+8.
4-9.
+10.
$1.
5-2.
5-3.
54.
5-5.
$6.
5-7.
PBECAUTIONSFOR
INSPECTIONS
AND
REPAIR
WITH FOWEB
OFF
Before
beginning
rapair
work
after
turning
OFF the
main srvitch,
be sure
to
first
remove
CN932
(EH8P)
of
the
power
board.
When
assombling
the equipment,
be
sure
to
plug
this
connector
lest.
This
is bscauso,
"r"n
*rith
the
main
srritch
turned
OFF,
electric
charges
still
remain
in the
smoothing
capacitor
in
th€
powsr
board.
Tharefore,
if
another
flexible
board
is inserted
or removed,
a
terminal
of
the
power
supply
may
short an adiacent
terminal
while destroying
the
device'
19
rt