16
16
CDX-F5510/F5510X/F5550EE
CDX-F5510/F5510X/F5550EE
1 ANT
7 SE2L
ELECTRONIC VOLUME
IC401
PJ601
(ANTENNA)
TUX601
(TUNER UNIT)
POWER AMP
IC100
SYSTEM CONTROL
IC801 (2/3)
CNP901
8 SE2R
R-CH (FRONT)
R-CH (REAR)
BATT
9 SE1L
10 SE1R
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
45 VSM
AU+8V
TU+5V
U COM+3.3V
15 TU ATT
25 EEP SCK
24 EEP SIO
L
R
CD-L
R-CH
11 DIFEL
13 DIFFR
R-CH
R-CH
L
R
5
3
LF+
LF–
9
7
LR+
LR–
29
27
SW1
R-CH
SW2
35
VP
20
VP1
6
VP2
BATT
30
37
REG1
REG2
31
33
REG3
REG4
34
REG5
TU+5V
17
18
OUTRF
OUTRR
21
MUTE
2 SDA
AU+8V
U-COM+5V
SERVO+3.3V
MECHA+6V
DISP+B
4 SCL
SDA
SCL
16 ACGND
22 STB
25 DIAG
AU+8V
15
13
7
10
12
11
16
1
9
2
4
3
5
6
22
23
SCL
SDA
SCL
SDA
25
SAIN
DATA
26
SAOUT
CLK
SCL
SDA
SCL
SDA
33
IIC SCK
26
SA CLK
40
SA DATA
34
IIC SIO
6
VOL ATT
1
ATT
5
BEEP
31
STB
56
DIAG
53
BU IN
RESET
SYS RST
BUS ON
UNI CLK
UNI SO
UNI SI
B/U CHECK
A ATT
LINK ON/OFF
67
TEST IN
12 FL
FL+
FL-
RL+
RL-
FR+
FR-
RR+
RR-
AMP-REM
ANT-REM
ACC
TEST
20
OUTLF
11 RL
19
OUTLR
MUTE
Q405
MUTE
Q407
FRONT
AUDIO OUT
MUTE CONTROL
Q400,401
58
UNI SI
59
UNI SO
60
UNI SCK
61
BUS ON
62
SYS RST
10 B/U-C
8 DATA OUT
9 DATA IN
11 CLK IN
12 BUSON
13 RST
3
5
4
7
6
2
1
3
BATT
6
DATA I/O
4
CLK
1
BUS ON
2
RST
64
ACC IN
ACC CHECK
Q900
TU+5V REG
Q601
U-COM+3.3V
BATT
U-COM+5V
BATT
+3.3V REG
IC803
BATTERY CHECK
Q902
BUS ON
CONTROL
Q905
BUS INTERFACE
IC900
MUTE
Q404
ATT
63
TEL ATT
TEL ATT CHECK
Q901
14
ILL
7
ILL
ILL CHECK
Q912
CLK
DATA
D400
F900
R-CH
16
28
RL
RR
R-CH
L
R
REAR
AUDIO IN
PJ401
R-CH
L
R
BUS
AUDIO IN
BUS
CONTROL IN
D702
D701
D804
D858
D818
D857
D912
CD
SECTION
A
DISPLAY
SECTION
C
CD
SECTION
B
TH900
CNJ900
8
BATT
LINK ON/OFF
CONTROL
Q903,904
• Signal Path
• R-CH is omitted due to same as L-CH.
: CD PLAY
: FM
: AM/MW/LW
3-2. BLOCK DIAGRAM — MAIN SECTION —
(Page 15)
(Page 17)
(Page 15)
