Block Diagram -Tuner Section - Sony CDX-L600X Service Manual

CDX-L600X/L630X
3-3. BLOCK DIAGRAM — TUNER SECTION —
TUNER UNIT
TU601
PJ601
2 ANTFM MPX 10
(ANTENNA)
ANTAM AM DET
1 8
S-METER 14
I2C SDA
12
I2C SCL
13
E2PROM SDA 17
E2PROM SCL
18
ELECTRONIC VOLUME
IC401
4 AUX LCH
R-CH CDR 42 MD RCH
OUT FL 28
A
CD
CDL 43 MD LCH
OUT RL 27
(Page 15) SECTION
12 MPX1
OUT FR 26
9 AM/MPX2
13 LEVEL(VSM) OUT RR 25
14 MPIN
SDA
19
20 SCL
17 EXA ATT
SYSTEM CONTROL
IC801 (2/3)
ATT 69
70 VOL ATT BEEP 35
AMP ON 67
66
AMP ATT
40
TEL ATT
ACC IN 38
37
TEST IN
VSM
2
45 I2C SIO
47 I2C CKO
9 DSTSEL
TUN ON 49
86 EE SIO
EE CKO
87 PW ON 50
16
Q102 Q101
MUTE MUTE
R-CH
R-CH
MUTE
CONT
Q912,913
D908
DELAY BATT
2
3
4
16
PJ401
L
AUDIO OUT REAR
R-CH R
POWER AMP
IC404
CNP902
5 1 FL+
12
9 FL-
3
9 2 RL+
11
7 10 RL-
16 AUX
4 FR+
12 FR-
4 STBY
R-CH
22 MUTE
3 RR+
11 RR-
TEL
13 ATT
ATT
Q901
ACC
CHECK 7 ACC
Q902, D934, 935
15 TEST
POWER SUPPLY
IC901
D919
AMP +B 6 5 AMP R
D907
ANT +B 8 6 ANT R
8
GND
BATT
VCC 7 19
17
F901
10A
18
16 +B (BATT)
8.7V ON
5.6V ON
BU+B 5 BU 5V
STB COM 8V 9 COM 8V
TU 5.6V 10 TU 5.6V
TU 8.7V 11 TU 8.7V
• Signal path
:FM
:AM
:CD
• R-ch is omitted due to same as L-ch.