CDX-GT930UI/GT937UI/GT980UI
CDX-GT930UI/GT937UI/GT980UI
19
19
SECTION 4
DIAGRAMS
4-1. BLOCK DIAGRAM – MAIN Section –
J1
(ANTENNA)
L6
FM MIX
X1
4MHz
• Signal Path
• R-CH is omitted due to same as L-CH.
• Abbreviation
IT :
Italian
model
RU : Russian model
: CD PLAY
: FM
: USB
: BUS
: AUX
: AM/MW/LW
CN804
AUX IN
AUX R-CH
CDMON
CDON
INPUT SELECT/
ELECTRONIC VOLUME
IC401
BOOST AMP
IC402
FM/MW FRONT END
IC1
POWER AMP/
MULTIPLE REGULATOR
IC201
SYSTEM CONTROL
IC303 (1/2)
CNP101
BATT
AEP,UK,IT,RU MODEL
+3.3V
SCL
SCL
SDA
SDA
CD_ON
CDM_ON
CD L
CD R
CD-RCH
TU-RCH
R-CH
BATT
SOUT
E DATA
E CLK
ZAPPIN
AUDIO+8.5V
+5V
SERVO+3.3V
MECHA+6V
ILL+10V
SDA
SCL
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-R
ANT-R
+B
ACC
MUTE
Q171
AUDIO OUT
FRONT
MUTE
DRIVER
Q401,402
RESET
STBY
5
6
8
4
2
3
1
SYSRST
ACCESSORY CHECK
Q102
BATT
BATT
BATTERY
CHECK
Q101
BUS INTERFACE
IC110
RDS DEMODULATOR
IC551
MUTE
Q470
MUTE
Q181
D401
D120
D121
FU601
R-CH
(FRONT)
R-CH
(REAR)
BUS OUT AMP
IC470
R-CH
L
R
PJ401 (2/2)
(REAR)
(FRONT)
AUDIO OUT
REAR
R-CH
L
R
SUB OUT
(MONO)
L
R
BUS
CONTROL IN
D301
D402
D105
TH100
CNP102
7
RDS POWER
CONTROL
Q551,552
+5V
+3.3V
ILL
ILLUMINATION CHECK
Q121
TEL
14
ZAPPIN
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
WAKE UP
CD TX
OPEN REQ
VBUS ON
CD RX
Z_MUTE
SYS_RST
MECHA+6V
+3.3V
SERVO+3.3V
B/U_CHECK
WAKEUP
RXD
AUDIO_8.5V
AUDIO+8.5V
DR+6V
A_ATT
BU+3.3V
A+3.3V
CDON
CDMON
VBUS_ON
VBUS ON
EJECT_OK
OPEN_REQ
SYS RST
BU CHK
WAKE UP
CD TX
TXD
CD RX
OPEN REQ
CD
MECHANISM
UNIT
(MG-101Z)
(1/2)
BU CHK
ZMUTE
EJECT OK
X551
8.664MHz
ATTENUATE CHECK
Q103
MUTE SWITCH
Q334