Denon AVR-4520CI Service Manual

132
CPU CONTROL BLOCK DIAGRAM
AVR4520コントロールブロックダイヤグラム.xlsx AVR4520_AV8801 [1/1]
Control signal line
Analog Audio signal line
Digital Audio signal line
Analog Video signal line
Digital Video signal line
HDMI signal line
Rx
Tx
VIDEO
PROCESSING
HDMI
S
CALER/GUI
/Tx/ENCODER
(ADV8003-1)
U1401
GUI
POWER LED
(RED/GREEN)
REMOTE
CONTROL
IR
RS232C
(MITSUBISHI)
SPI
UART
UART
D/A
AUDIO PLD
DSP CONTROL / DIGITAL SELECTOR
（5M570ZF256C5N) U301
SPI
SPI
HDMI
SIGNAL IN
HDMI
SIGNALOUT
HDMI
AUDIO SIGNAL
I2C
MAIN
System
(R5F56108VNFP)
(ROM:2.0M)
(RAM:128k)
U2001
UART
SPI
ETHERNET
DM860A
U503
POWER
SPI
USB
x2
CEC
CEC
HDMI
SWITCHER
(Sil9575)
U1001
ANALOG
SIGNAL IN
D/A
OUT
RELAY/TR
MUTE
SPI
ZONE2 OUT
PRE OUT
EEPROM
(for Backup)
(R1EX24256B)
I2C
H/P IN
SPI
VIDEO
CVBS SIGNAL IN
CVBS
SIGNAL OUT
ARC
H/P
A/D
A/D
A
K5358B
DIR
LC89057
U103
ANALOG
SELECTOR
SW
INPUT
ZONE2
/ZONE3
VOLUME
P
.AMP ASSIGN
(R2A15220)
x2
U3201, U3202
KEY
TUNER(SILCON)
(except NA)
3WIRE SPI
Network
Audio Out
(for Zone2/3)
VOL
HDMI/MHL
Buffer
(Sil1292)
U802
HDMI +5V
SELECTOR
(TC4051)
5V Signal
HDMI
RECEIVER
/DECODER
(ADV7850)
U1002
SELE
CTOR
for TV MODE
DDR2
512M
NAND
FLASH 1G
H27U1G8F2BTR
U504
SDRAM
256M
A3V5630FTP
U505
Network
VideoOut
VIDEO ENC
SAA7121
Network
AudioOut
(I2S)
Network
AudioOut
(SPDIF)
DIGITAL
SIGNAL IN
Network
AudioOut(SPDIF)
A/D
DAC
PCM5100
Network
Audio Out
(for ZONE2/3)
EXT.IN/7.1CH IN
DDR2
512M
SPI
FLASH
Network
VideoOut
VIDEO
COMPONENT
SDRAM
256M
A3V5630FTP
U506
Component
SIGNAL OUT
TRIGGER OUT
SOURCE
ZONE2
V
OLUME
HPF/TONE
/MONO MIX
Analog Video
S
elector
(AVDM-2000)
U3703
ZONE3
V
OLUME
HPF/TONE
/MONO MIX
ZONE3 OUT
SPI
HDMI
SIGNALOUT
for ZONE4
SUB System (R5F3650NNFB) (ROM:512k,RAM:47k) U2101
ZONE2 CVBS
S
IGNAL OUT
FL DISPLAY
SPI
HD RADIO
(NA Only)
UART
MIC IN
DIGITAL
OUT for D.LINK
JITTER
REDUCER
POWER
CONTROL
I2C
AMP
PROTECTION
/CURRENT DET
/SIGNAL DET
FAN
THERMAL
D
ET
forFAN
High B Relay
EXPANDER
TRIGGER OUT x2
EXPANDER
EXPANDER
USB SELECT
EXPANDER
x4
SP OUT
DSP RAM
(
W9825G6JH‐6)
DSP RAM
(
W9864G6JH‐6)
DSP
(ADSP21487)
x3
U101, U201,
U301
DSP RAM
(A3V56S40FTP-G6) x3
DSP FLASH
(MX29LV160DBTI-70G)
x3
ZONE2 Component
SIGNAL OUT
ENCODER
DAC
PCM1795
x7
DAC
PCM1795
x7
DAC
PCM1795
x7
DAC
PCM1795
x7
DAC
PCM1795
x7
DAC
PCM1795
x7
DAC
PCM1795
x7
DAC
PCM1795
x7
SELE
CTOR
HUB
I2C
SELE
CTOR
(Relay x2)
DDR2
512M
DIR
LC89057
U104
SPI
ETHERNET
PHY
LAN8720
U706
I2C
iPod
Authenticati
on
DENON confidential D & M Holdings Inc.

Denon AVR-4520CI Specifications

General

Brand	Denon
Model	AVR-4520CI
Category	Receiver
Language	English