Yamaha R-N500 Service Manual page 51

A B
1
2
3
4
• See page 78 →
5
MAIN
SCHEMATIC DIAGRAM
• See page 75–77 →
OPERATION
SCHEMATIC DIAGRAM
RY541
AC IN
F5401
6
AC/DC Converter
7
C D
Power Supply Section Block Diagram
Speaker Impedance relay
Power
Transformer
RY204
D2019 C2044
C2045
RY204
Q2030
C2036
D2016
C2037
F5402
RY541
PRY
Q2782
• See page 78 →
MAIN
SCHEMATIC DIAGRAM
E F
+B Power Amplifier
-B Power Amplifier
-VP FL Driver
IC441
+5A DAC/ADC
+5A
MAIN
Q4351
+5T AM/FM Tuner
Q4301
+7A Electronic Volume
+7V
Q2023
+12A Ope-amp/Relay
+12V
OPE
OPE
-12A Ope-amp/Relay
-12V
Q2024
-7A Electronic Volume
-7V
Q4302
F1 FL filament
F2 FL filament
G H
IC25
+5.5V
+3.3M
+3.3M
IC24
+3.3S
+3.3S
+3.3S_PO
IC67
+3.3D
DCDC_PO
Q401
+3.3DSP DSP (IC41), SDRAM (IC42), FLASH ROM (IC43)
+3.3DSP
DSP_PON
Q606
+3.3N
+3.3N
NCPU_PO
IC68
+1.8D
–
DCDC_PO
IC65
+1.2N
+1.2N
NCPU_PO
IC44
+5D
+5D
DSP_PON
Q605
+5USB
+5USB
USB_VBUS_PON
• See page 71–74 →
DIGITAL
SCHEMATIC DIAGRAM
I J
R-N500
Microprocessor (IC21)/Standby LED/Remote/key input
Control circuits around Microprocessor
DIR (IC61), DAC (IC62)
Network Microprocessor (IC951), SDRAM (IC952),
FLASH ROM (IC953)
Apple Coprocessor (IC956), LAN PHY (IC955)
Network Microprocessor (IC951)
P.C.B. MAIN Optical In (25mA x 2) Coax In, Buffer
iPod/iPad/USB power supply
51