Pioneer A-505R Manual de serviço - Página 4

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Pioneer A-505R Manual de serviço
2.
PACKING
AND
PARTS
LIST
Parts
List (for
A-605R/HY/EW)
Mark
No.
Description
Parts No.
NSP
1
BATTERY
(R6P,
AA)
AEX-010
2
OPERATING INSTRUCTIONS
(English/German/French/Italian/
Swedish/Spanish/Dutch/Portuguese)
ARE7077
3
REMOTE CONTROL
UNIT
(CU-A0I3)
AXD7053
4
SIDE
PROTECTOR L
AHA7127
5
SIDE
PROTECTOR
R
AHA7128
6
PACKING
CASE
AHD7308
NSP
7
LITERATURE
BAG
AHG-
117
8
PACKING SHEET
AHG10I6
9
BATTERY
COVER
AZN2249
A
10
AC
POWER CORD
ADG1I54
5
3.
SCHEMATIC
AND
PCB CONNECTION DIAGRAMS
NOTE FOR SCHEMATIC DIAGRAMS
(Type ia)
1.
When
ordering service
parts,
be
sure
to
refer
to
"PARTS
LIST
of
EXPLODED
VIEWS"
or
"PCB
PARTS
LIST".
2.
Since these
are basic
circuits,
some
parts of
them
or the
values of
some
components
may
be
changed
for
improve-
ment.
3.
RESISTORS:
Unit:
k;kQ,
M:MQ,
or
Q
unless otherwise noted.
Rated power:
1/4W,
1/6W.
1/8W,
1/lOW
unless
otherwise
noted.
Tolerance:
(F):
±1%,
(G):
±2%,
(K);
±10%,
(M):
±20%
or
±5%
un-
less
otherwise
noted.
4.
CAPACITORS:
Unit:
p:pF
or
pF
unless otherwise
noted.
Ratings: capacitor (pF)/voltage(V) unless
othrewise
noted.
Rated
voltage:
50V
except
for electrolytic
capacitors.
5.
COILS:
Unit:
m:mH
or
pH
unless otherwise
noted.
6.
VOLT
AGE AND
CURRENT:
I
Vi
:
Signal voltage
at
rated
output.
^
I
or
V:
DC
voltage
(V)
at
no
input signal
unless otherwise
noted.
Value
in
{
)
is
DC
voltage
at
rated
power.
mA
or
i
—
mA:
DC
current
at
no
input signal
unless otherwise
noted.
7.
OTHERS:
or©
:
Adjusting
point.
•
:
Measurement
point.
•
The
A
rnark
found
on
some
component
parts indicates the
im-
portance
of
the
safety factor
of
the
parts.
Therefore,
when
re-
placing,
be
sure
to
use
parts
of identical
designation.
8.
SCH-D
ON
THE SCHEMATIC
DIAGRAM:
•
SCH-D
indicates the
drawing
number
of
the
schematic
dia
gram.
(SCH
stands
for
schematic
diagram.)
9.
SWITCHES
(Underline indicates switch
position):
FRONT
L
ASSY
5701
:
POWER
STANDBY/ON
5702
:
LOUDNESS
5703
:
SPEAKER A
5704
:
SPEAKER
B
FRONT
R
ASSY
5601
:
INPUT
SELECTOR
5602
:
REC
SELECTORfSOURCE/OFF/CPyTUNER)
5603
:
TAPE2 MONITOR
5604
:
DIRECT
5605
:
MUTING
NOTE FOR PCB DIAGRAMS
1
.
Part
numbers
in
PCB
diagrams
match
those
in
the
schematic
diagrams.
2.
A
comparison between
the
main
parts
of
PCB
and
schematic
diagrams
is
shown
below.
6