19
19
CDX-GT315C
CDX-GT315C
4-1. BLOCK DIAGRAM — MAIN SECTION —
SECTION 4
DIAGRAMS
J901
AUX
AUX R-CH
1 ANT
SCL
SDA
A ATT
CDMON
CDON
ELECTRONIC VOLUME
IC401
J1
(ANTENNA)
TU1
(TUNER UNIT)
I2C BUS CONTROLLED POWER AMP/
MULTIPLE VOLTAGE REGULATOR
IC300
SYSTEM CONTROL
IC501 (1/2)
CN300
BATT
6
S-METER
7
TU MUTE
16
E2P SCL
17
E2P SDA
5
QUALITY
9
RDS OUT
8
MUTE CON
AEP,UK MODEL
BU+3.3V
11
VDD+5V
4
L-CH
3
R-CH
BU+3.3V
10
VCC
CD ON
CDM ON
CD L
CD R
CD-RCH
R-CH(REAR)
TU-RCH
AUDIO+8.3V
AUDIO+8.3V
R-CH(FRONT)
R-CH
BATT
AUDIO+8.3V
BU+5V
SERVO+3.3V
MECHA+6V
PANEL+B
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
Q432
AUDIO OUT
REAR
MUTE CONTROL
SWITCH
Q491,492
LINKOFF
AEP,UK MODEL
RESET
5
6
8
4
2
3
1
SYSRST
UNISO
UNISI
B/U CHECK
UNICLK
BUSON
ACCESSORY CHECK
Q702
BATT
BATT
BATTERY
CHECK
Q605
BUS INTERFACE
IC601
MUTE
Q470
MUTE
Q440
D491
F901
R-CH
R-CH
L
R
J652 (2/2)
BUS
CONTROL IN
D353
D609
D602
TH400
CNJ400
7
BATT
TUNER+5V
REG
Q3
NOISE MASK
SWITCH
Q1
RDS+3.3V
SWITCH
Q50
RDS DEMODULATOR
IC50
15
E2PVDD
13
TU-SCL
14
TU-SDA
BU+5V
TEL ATT
TELEPHONE ATTENATION
CHECK
Q701
D493
BUS
AUDIO
IN
BUS-RCH
L
R
J652 (1/2)
BUS-RCH
CD-RCH
AUX-RCH
TU-RCH
ZMUTE
Z MUTE
SYS RST
MECHA+6V
BU+3.3V
SERVO+3.3V
B/U CHECK
A ATT
BUS ON
UNI SI
UNI CLK
DR+6V
BU+3.3V
A+3.3V
D+3.3V
UNI SO
LINK OFF
CDON
CDMON
ZMUTE
SYSRST
B/U CHECK
A ATT
BUSON
UNISI
UNICLK
UNISO
LINKOFF
BUS ON
SWITCH
Q601
CD
MECHANISM
UNIT
(MG-101TA)
SCL
SDA
X50
8.664MHz
LINK OFF
SWITCH
Q600
• Signal Path
• R-CH is omitted due to same as L-CH.
: CD PLAY
: FM
:
B
U
S
: AM/MW/LW/SW
:
AUX
w w w . x i a o y u 1 6 3 . c o m
Q Q 3 7 6 3 1 5 1 5 0
9
9
2
8
9
4
2
9
8
T E L
1 3 9 4 2 2 9 6 5 1 3
9
9
2
8
9
4
2
9
5
1
5
1
3
6
7
3
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299