Pioneer A-509R Service Manual

A-509R
16
A
B
C
D
1
23
4
1234
A
SIDE A
AF ASSY
A
J5
F
CN501
C
CN803
E
POWER
TRANSFORMER
T1
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.
3. The parts mounted on this PCB include all necessary parts
for several destination.
For further information for respective destinations, be sure
to check with the schematic diagram.
4. Viewpoint of PCB diagrams
Symbol in PCB
Diagrams
Symbol in Schematic
Diagrams
Part Name
Transistor
Transistor
with resistor
Field effect
transistor
MOS
Field effect
transistor
Resistor array
3-terminal
regulator
BCE
BCE
BCE
D
D
2
13
G
G
G
S
S
S
BCE
BCEBCE
DGS
D
GS
DGS
Capacitor
Connector
P.C.Board
Chip Part
SIDE A
SIDE B
D
GS
4. PCB CONNECTION DIAGRAM
4.1 AF ASSY

Pioneer A-509R Specifications

Amplifier Section

continuous power output (20 Hz to 20 kHz, 8 Ω)	45 W + 45 W
continuous power output (20 Hz to 20 kHz, 4 Ω)	65 W + 65 W
DIN continuous power output (1 kHz, 8 Ω)	60 W + 60 W
DIN continuous power output (1 kHz, 4 Ω)	90 W + 90 W
total harmonic distortion (20 Hz to 20 kHz, 20 W, 8 Ω)	0.05 %
input sensitivity/impedance (PHONO MM)	2.8 mV/50 kΩ
input sensitivity/impedance (CD, TUNER, LINE/SB, TAPE 1/CD-R/MD, TAPE 2 MONITOR)	200 mV/50 kΩ
PHONO (MM) overload level (1 kHz, T.H.D. 0.1 %)	150 mV
output level/impedance (TAPE 1/CD-R/MD, TAPE 2 MONITOR)	200 mV/1 kΩ
frequency response (PHONO MM)	20 Hz to 20 kHz ± 0.5 dB
frequency response (CD, TUNER, LINE/SB, TAPE 1/CD-R/MD, TAPE 2 MONITOR)	5 Hz to 100 kHz +0-3 dB
tone control (BASS)	± 8 dB (100 Hz)
tone control (TREBLE)	± 8 dB (10 kHz)
loudness contour (volume control set at – 30 dB position)	+ 5 dB (100 Hz)/ + 3 dB (10 kHz)
signal-to-noise ratio (PHONO MM, 5 mV input)	86 dB
signal-to-noise ratio (CD, TUNER, LINE/SB, TAPE 1/CD-R/MD, TAPE 2 MONITOR)	106 dB
signal-to-noise ratio (DIN, continuous power/ 50 mW, PHONO MM)	71 dB/ 67 dB
signal-to-noise ratio (DIN, continuous power/ 50 mW, CD, TUNER, LINE/SB, TAPE 1/CD-R/MD, TAPE 2 MONITOR)	95 dB/ 71 dB

Power Supply

power requirements	AC 220 - 230 V, 50/60 Hz
power consumption	160 W
power consumption in standby mode	1 W
AC outlet switched	100 W

Weight and Dimensions

dimensions (including knobs and other protruding parts)	420 (W) x 335 (D) x 128 (H) mm
weight (without package)	6.9 kg