Panasonic CQ-RX300N / CQ-RX200N / CQ-RX103N / CQ-RX102N / CQ-RX101N Service Manual ▷ View online
9
IC771 : YESAM426 (CQ-RX300N only)
IC791 : YESAM344 (CQ-RX300N,RX200N only)
IC851 : YESAM437
IC852 : YESAM439
PA051 : YESAP403
4.2.2.
Display Block
IC901 : YESAM427
IC902 : YESAM264
10
5 Block Diagram
5.1.
Main-1 Block
22 23
24
CQ-RX300N/RX200N/RX103N/RX102N/RX101N MAIN (1/3)
7231-02-21(1/3)
PA51
FM / AM TUNER
AT51
2 FM ANT
FM VT
FM / AM OSC
FM / AM IFC
VSM
SD / ST IND
FM ST/MONO
AM VT
1
17
16
14
13
4
2
16
1
AM ANT
L-CH
FM DET
R-CH
R-CH
21
20
11
14
6
16
92
90
94
Q401
EO
AM MODE
HUB L
CD L
5
AUX L
7
15
16
3
INPUT
SEL
VOLUME
TONE
FADER
IC201
AUDIO SIGNAL PROCESSOR
XL602
32.8KHz
XL501
4.332MHz
RDS
DEM
IC501
18
19
54
53
SD
A
SCLK
REAR
E-VOL
I2C
L
R
FRONT
RX300N
ONLY
RX300N
ONLY
ONLY
L
R
R-CH
Q251
RR+
RR-
R-CH
R-CH
22
4
14
16 15
14 13
12 11
10 9
8 7
6 5
4 3
2 1
STBY
MUTE
FL+
FL
RL
FL-
FR+
FR-
RL+
RL-
IC271
POWER AMP
BATT
ACC
AMP CNT
CN701
CN250
12
21
23
23
5
3
3
Q366
MUTE
R-CH
Q365
MUTE
Q261
SW
Q52,602
Q55,601
TU+B
FM VCC
AM VCC
POW
SW
POW
SW
80
FM MODE
SD
A
59
STBY
100
AMP MUTE
99
AF MUTE
Q54
81
9
XT1
10
XT2
XL601
13.5KHz
12
CF1
13
CF2
SCLK
4
73
RDS
D
ATA
SCLK
79
82
BAT DET
REM IN
IC601(1/3) SYSTEM CONTROL
RX300N/RX200N
ONLY
ONLY
11
5.2.
Main-2/Display Block
7231-05-11
7231-02-21(2/3)
75
76
24
74
25
6
46
21
22
45
7
6
3
3
1
12
8
12
2
13
1
3
3
11
12
4 5 6
7 8 9 10
11
2
2
5
IC671
IC791
IC751
POWER SUPPLY
Q752
Q751
Q770
4
9
13
10
1
1
HUB L
L-CH
R-CH
DATA
REMO
SCLK
SCLK
STRB
HCNT
EVENT
ACC
SYS ID1
SYS ID2
R-CH
CN671
INV
15V
LIMIT
BATT
BA
TT
SW5V
BATT
BATT
ACC
BATT
4
VDD5V2
VDD5V1
POW
SW
IC781
IC771
POW
SW
DSP3.3V
7
CD+B
POW
SW
10
AMP CNT
13
9
3
15
1
5
4
5V
REG
4
2
1
3
2
6
AUD9V
TU+B
DELAY
START
CQ-RX300N/RX200N/RX103N/RX102N/RX101N MAIN(2/3)/DISPLAY
AUX L
REM IN
D+
D–
D–
2
7
8
9
6
5
12
13
11
10
2
15
15
3
2
2
1
17
18
18
20
17
18
18
20
7
8
9
6
5
12
13
11
10
MODE B
MODE A
RM DATA
EVENT
HUB CNT
CDC STB
CDC CLK
CDC REMO
CDC DATA
HUB TX
64
BEEP
HUB RX
HUB ACC
CNT
66
ACC
58
PWR CNT
COMP
VCC
ACC
MODE 1
ILM
11
98
AMP CNT
MODE 2
BATT
72
RESET
8
1
5
3
PANEL
71
LCD DI
49
LCD DO
50
LCD CLK
51
LCD CE
52
5
69
68
MODE A
REMO
MODE B
IC701
BATT
CHECK
VDD5V2
CN971
CN901
IC601(2/3)
SYSTEM CONTROL
61
64
63
62
1
D901
Q901
PWR
SW
5V
SOURCE
LED
DRIVE
IC902
IR
RECEIVE
SW901
Q902
R-CH
L-CH
D+
D–
VBUS
D–
VBUS
CN903
CN902
AUX
USB
USB
2
P2
47
ENBL
17
FLG
DI
DO
CL
CE
54
VDD
1
P1
50–53
45–48
39–42
3–36
LD901
KEY-IN
MATRIX
SEG
1–34
1–34
COM
1–4
1–4
KS
3–6
3–6
KI
2–5
2–5
IC901
LCD DRIVE
ILL10V
DSP
CD
BAT DET
RX300N
ONLY
ONLY
RX300N ONLY
RX300N/RX200N ONLY
12
5.3.
Main-3/CD Interface Block
M
M
+
-
-
7231-02-21(3/3)
3032-14-53
Optical Pic-up Ass'y
A
B
E
F
7
9
3
2
11
4
1
A
B
E
F
LPD
LD3.3V
F+
F-
T+
T-
SP+
SP-
SL+
SL-
CD SW1
CD SW2
CD LIMIT SW
PD
LD
I-V
AMP
FOCUS
COIL
TRACKING
COIL
CD L
35 CD SW1
36 CD SW2
43 CD F/R
38 CD LIMIT SW
1
5
6
7
72
20
9
7
24
4
18
19
13
14
8
7
6
5
2
8
21
10
VREF
VCC
11
6
22
14
16
18
20
10
12
7
5
17
15
19
4
3
1
2
8
21
6
22
14
16
18
20
16
15
14
13
10
12
7
5
17
15
19
4
3
1
18
17
12
11
27
26
2
1
73
32
24
25
23
22
DAC
XL801
16.93MHz
IC852
CQ-RX300N/RX200N/RX103N/RX102N/RX101N MAIN(3/3)
MUTE
TRACKING
COIL
DRIVE
FOCUS
COIL
DRIVE
SPINDLE
MOTOR
DRIVE
SLED
MOTOR
DRIVE
IC851
PICK-UP DRIVE
DSP3.3V
Q871
FDO
LIMIT SW
X IN
X OUT
TDO
SPDO
SLDO
SERVO
CTL
LD
DRIVE
EFM
DEM
ADC
LDS
A
C
B
D
F
E
LDO
VREF
FE
TE
IC801
RF AMP,SERVO,DSP
CN801
SPINDLE
MOTOR
SLED
MOTOR
CN2
CN1
37
38
UHD+
UHD-
D+
D–
D–
34
CD DO
33
76
78
CD DI
CD CLK
44
CD CE
37
CD MUTE
41 CD DMUTE
USB TXD
USB RXD
USB RESET
USB MUTE
USB IN
USB SLP
42
48
65
23
19
77
78
47
48
16
2
44
45
CD S/L
27
CD RESET
26 28
SUB READ
Y
29
46
45
44
43
50
47
49
48
REG READ
Y
DO
DI
CL
56
55
54
ST-IN
ST-CLK
ST-REQ
CONT0
CE
10
9
11
15
31
33
46
52
18
ST DATA
ST CK
ST REQ
28
27
26
LRCK
STCLK
SDAT
MCLKD
CD DATA
CD CMD
CD CLK
CE CD DSP
TXD
RXD
RESET
USB MUTE REQ
USB IN
SLEEP
R-CH
R-CH
L-CH
6
7
XL101
CF1
CF2
IC101
USB CONTROL
IC601(3/3)
SYSTEM
CONTROL
RX300N ONLY
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