16
16
CDX-F7710/F7710S/F7715X/F7750/F7750S
CDX-F7710/F7710S/F7715X/F7750/F7750S
1 ANT
40 TUNER LCH
ELECTRONIC VOLUME
IC401
J601
(ANTENNA)
TUX501
(TUNER UNIT)
I2C BUS CONTROLLED POWER AMP/
MULTIPLE VOLTAGE REGULATOR
IC201
SYSTEM CONTROL
IC303 (2/3)
CNP101
41 TUNER RCH
BATT
42 CD LCH
43 CD RCH
R-CH
4
3
10
VCC
11
TU VDD
15
E2P VDD
13
TU-SCL
14
TU-SDA
6
S-METER
7
TU MUTE
16
E2P SCL
17
E2P SDA
38 VSM
8
MUTE CONDITION
9
RDS
5
QUALITY
53 TU ATT IN
39 QUALITY
92 NS MASK
54 DAVN
EXCEPT F7715X
AU+8.3V
TU+5V
BU+3.3V
91 TU ATT
20 EE SCK
19 EE SIO
TUNER LCH
TUNER RCH
CD-L
R-CH
17
22
OUTSW
OUT RF
21
OUT RR
R-CH
L
R
5
3
FL+
FL–
9
7
RL+
RL–
29
27
SW1
R-CH
SW2
BATT
30
37
REG1
35
(VP)REG
20
VP1
6
VP2
REG2
31
33
REG3
REG4
34
REG5
TU+5V
14
16
SA IN
SA OUT
15
MUTE
2 SDA
AU+8.3V
BU+5V
CD+3.3V
CD+6V
ILL+10V
4 SCL
SDA
SCL
16 ACGND
22 STB
25 DIAG
AU+8.3V
15
13
7
10
12
11
16
1
9
2
4
3
5
6
13
12
SCL
SDA
SCL
SDA
SCL
SDA
SCL
SDA
31
I2C SCK
32
I2C SIO
93
VOL ATT
4
ATT
5
BEEP
2
STB
1
DIAG
36
SA IN
94
SA CLK
100
BUS/AUX
51
BU IN
96
TEST IN
12 INFL
3
1
AMP
IC470
FL+
FL–
RL+
RL–
FR+
FR–
RR+
RR–
AMP-REM
ANT-REM
ACC
TEST
25
OUT LF
11 INRL
24
OUT LR
MUTE
Q451
MUTE
Q181
REAR
AUDIO OUT
MUTE CONTROL
Q401,402
56
UNI SI
57
UNI SO
58
UNI CLK
28
BUS ON
29
SYS RST
10 B CHK
8 DATA OUT
9 DATA IN
11 CLK IN
12 BUSON
13 RST
RESET
3
5
4
7
6
2
1
3
BATT
6
DATA I/O
4
CLK
1
BUS ON
2
RST
99
ACC IN
ACCESSORY CHECK
Q102
RDS B+ SWITCH
Q551,552
TU+5V REG
Q501
BU+3.3V
BATT
BU+5V
BATT
+3.3V REG
IC301
BATT DET
Q101
BUS INTERFACE
IC110
MUTE
Q450
ATT
97
TEL ATT
TEL ATTENATION CHECK
Q103
14
95
ILL IN
ILL
D401
F901
R-CH
L
R
FRONT
AUDIO OUT
R-CH
4
7
PB LCH
PB RCH
R-CH
L
R
BUS
AUDIO IN
AUX IN
PJ401
CN401
(SUB OUT(MONO))
BUS
CONTROL IN
D400
RDS+3.3V
BU+3.3V
EXCEPT F7715X
D402
D304
D302
D207
D271
D105
CD
SECTION
A
DISPLAY
SECTION
C
SYS RST
LINK OFF
BUS ON
UNI SCK
UNI SO
UNI SI
ATT
BU CHK
CD
SECTION
B
TH100
CNP102
8
BATT
LINK ON/OFF
SWITCH
Q111
BUS ON SWITCH
Q110,112
ILLUMINATION CHECK
Q907
11
13
AMP
IC402
AMP
IC431
3
5
8
14
1
7
MUTE
Q171
GROUND SW
Q408
MUTE
Q470
• Signal Path
• R-CH is omitted due to same as L-CH.
: CD PLAY
: FM
: AM/MW/LW
16 MPX
RDS DEMODULATOR
IC550
Q380
10 XTO
9 XTI
11
SCL
12
SDA
SCL
SDA
15
INTN
X550
8.664MHz
3-2. BLOCK DIAGRAM — MAIN SECTION —
(Page 15)
(Page 17)
(Page 15)