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CDX-GT81UW/GT860U
CDX-GT81UW/GT860U
5-1. BLOCK DIAGRAM — MAIN SECTION —
SECTION 5
DIAGRAMS
J991
AUX
AUX R-CH
PLAG IN
1 ANT
SCL
SDA
CDMON
CDON
ELECTRONIC VOLUME
IC401
PJ501
(ANTENNA)
TUX501
(TUNER UNIT)
I2C BUS CONTROLLED POWER AMP/
MULTIPLE VOLTAGE REGULATOR
IC201
SYSTEM CONTROL
IC303 (1/2)
CNP101
BATT
6
S-METER
7
TU MUTE
16
E2P SCL
17
E2P SDA
5
QUALITY
11
VDD+5V
4
L-CH
3
R-CH
BU+3.3V
10
VCC
CD ON
CDM ON
CD L
CD R
CD-RCH
TU-RCH
AUDIO+8.3V
AUDIO+8.3V
R-CH
BATT
SOUT
E DATA
E CLK
E MUTE
AUDIO+8.3V
BU+5V
SERVO+3.3V
MECHA+6V
ILL+10V
SDA
SCL
15
13
7
10
12
11
16
1
9
2
4
3
5
6
SCL
SDA
SCL
SDA
FL+
FL–
RL+
RL–
FR+
FR–
RR+
RR–
AMP-REM
ANT-REM
ACC
TEST
MUTE
Q171
AUDIO OUT
FRONT
MUTE CONTROL
SWITCH
Q401,402
RESET
STBY
5
6
8
4
2
3
1
SYSRST
ACCESSORY CHECK
Q102
BATT
BATT
BATTERY
CHECK
Q101
BUS INTERFACE
IC110
MUTE
Q470
MUTE
Q181
D401
F901
R-CH
R-CH
R-CH
L
R
PJ401 (2/2)
AUDIO OUT
REAR
R-CH
L
R
(SUB OUT)
L
R
BUS
CONTROL IN
D301
D128
D105
TH100
CNP102
7
BATT
TUNER+5V
REG
Q501
15
E2PVDD
13
TU-SCL
14
TU-SDA
BU+5V
ILL
ILLUMINATION CHECK
Q121
TEL ATT
TELEPHONE ATTENATION
CHECK
Q103
14
E MUTE
SOUT
E DATA
E CLK
BUS
AUDIO
IN
BUS-RCH
L
R
PJ401 (1/2)
BUS-RCH
CD-RCH
AUX-RCH
TU-RCH
ZMUTE
EJECT OK
W/U OUT
CD TX
CD RX
OPEN REQ
Z MUTE
SYS RST
MECHA+6V
BU+3.3V
SERVO+3.3V
BU IN
RXD
TXD
DR+6V
BU+3.3V
A+3.3V
D+3.3V
CDON
CDMON
ZMUTE
EJECT OK
A ATT
OPEN REQ
WAKE UP
SYS RST
BU CHK
CD TX
CD RX
EJECT OK
OPEN REQ
W/U OUT
CD
MECHANISM
UNIT
(MG-101U)
(1/2)
BU CHK
MUTE
Q332,333
SIGNAL AMP
IC402
AUDIO AMP
IC470
• Signal Path
• R-CH is omitted due to same as L-CH.
: CD PLAY
: FM
: BUS
: AUX
: AM
Содержание CDX-GT81UW - Usb Receiver
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