Pioneer A-P6500 Service-Handbuch - Seite 8
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3.1
OVERALL SCHEMATIC DIAGRAM
(PD-P5500 )
COMPACT
DISC
PLAYER SECTION|9
OOOOOOO00000
MOOOOCOOOOCOO00000®
CN1Q01
NOTE FOR SCHEMATIC DIAGRAMS
(Type 1A)
1. When ordering service parts, be sure to refer to
"PARTS
LIST
of EXPLODED
VIEWS"
or "PCB
PARTS LIST".
. Since these are basic circuits, some parts of them or the
values of some
components
may
be changed
for improve-
ment.
RESISTORS:
Unit: k:k2, M:MQ, or Q unless otherwise noted.
Rated
power:
1/4W,
1/6W,
1/8W,
1/10W
unless
otherwise
N
bd
noted.
Tolerance: (F): +1%, (G): +2%, ({K): +10%, (M): +20% or +5% un-
less otherwise noted.
. CAPACITORS:
Unit: p:pF or pF unless otherwise noted
Ratings: capacitor (uF}/ voltage (V) unless otherwise noted.
Rated voltage:
50V except for electrolytic capacitors
COILS:
Unit: m:mH or wH unless otherwise noted.
VOLTAGE AND CURRENT:
[_¥]_: Signal voltage at rated output.
Vidor
Vv:
DC voltage (V) at no input signal unless otherwise noted
Value in(
} is DC voltage at rated power.
?
mA
or - mA:
DC current at no input signal unless otherwise noted.
OVERALL
SCHEMATIC
DIAGRAM
>
n
DOBLE CASETTE
DECK SECTION
(CT-P550@WR)
N
o
ia
DOOOOOCOO00000®
SCH-1F
CN3082
FM/AM TUNER SECTION (F-P55@@RDS)
CN3001
DOOOOOOCOOOOC000®
Pe
ee ee
a
a
eee
De a
ee
ee
MOOOCOOCOOOOCO0000®
CN2001
AMP
SECTION
(A-P6500)
( > SCH-2F, 3F,4F)
MAIN
ASSY(RWZ3920)
VR DOL. PROLOG. ASSY(RWZ3921)
REAR POWER AMP ASSY(RWZ3922)
REG. ASSY (RWZ3923)
CONNECT ASSY(RWZ3924)
AC. CONNECT
ASSY(RWZ3925)
H.R ASSY(RWZ3926)
BAL VR ASSY(RWZ 3927)
POWER
AMP ASSY(RWZ3879)
DISPLAY
ASSY (RWZ3882)
REC.OUT ASSY (RWZ 3883)
o—CF
OTHERS:
@2
or @: Adjusting point.
©
<J_:
Measurement point.
@ The A, mark 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.
SCH—D
ON THE SCHEMATIC
DIAGRAM:
@ SCH-O
indicates the drawing number
of the schematic dia-
gram. (SCH stands for schematic diagram.)
SWITCHES (Underline indicates switch position):
A-P6500
DISPLAY ASSY
$2501 : + UP
$2502 : - DOWN (DEMO)
$2503 - CENTER MODE
$2504 : DOLBY MODE
$2505 : POWER STANDBY/ON
$2506 : P. BASS
$2507 : SFC MODE
$2508 : TIMER REC
$2509 : WAKE-UP
OVERALL
SCHEMATIC
DIAGRAM