Diagrams; Block Diagram - Sony XDR-S3HD Service Manual

3-1. BLOCK DIAGRAM

J301 R-CH
LINE IN
DSP TUNER UNIT
TU1
AUDIO_L
CN2
1 FM ANT AUDIO_R
FM
CN1
ANTENNA
2 AM ANT
E2P_SDA
AM
E2P_SCL
16 17 18 19 20 21
16
8 9 10 11 15
I2C_SDA
IDM MODULE
IDM1
XDR-S3HD
SECTION 3

DIAGRAMS

IN_L3
10
IN_L1
27 6
26 R-CH
8
7
SDA 14
SCL 13
12
RESET
BLEND 23
81 VOL_CLK
82 VOL_DATA
RDS 25 19 DTUNER_RDS
30 DTUNER_SDA
29 DTUNER_SCL
86 DTUNER_RESET
89 DTUNER_BLEND
22
10 XCIN
X401
32kHz
XCOUT
11
17
13 XOUT
X402
5.53MHz
15 XIN
KEY
94 KEY1
13
NETWORK
95 KEY2
I2C_SCL 12
S801–809
RESET 3
18
BLEND
1
S812
73 ENC1_CLK
3
TUNE/SELECT 72 ENC1_DATA
1
S813
74 ENC2_CLK
3
VOLUME
71 ENC2_DATA
REMOTE CONTROL
1 3 RMT
SIGNAL RECEIVER
IC405
VOLTAGE
LED+B DETECT 18 VDET
Q410
PRE AMP
IC301
AMP AMP
L_OUT
16
VOL TRE BASS
LOGIC
14
13 20 21
R-CH
BASS D130
CONTROL
Q130
SYSTEM CONTROL
IC401
AUDIO_MUTE 83
BEEP 28
AUDIO_STANDBY 84
55
D0
I
I
61 LIQUID CRYSTAL
D7
•
DISPLAY PANEL
63
A0 49
RDB 51
WRB 50
CSB 47
RST 48
LCD BACK
LIGHT1 45 LIGHT CONTROL
(LCD BACK LIGHT)
Q404
LCD BACK
D401
LIGHT2 44 LIGHT CONTROL
(LCD BACK LIGHT)
Q405
KEE OFF 97
POWER
MICON3.3V CONTROL KEY3.3V
Q409
DTUNER_POWER 87
RESET 12
S1
RESET
RESET
MICON3.3V 2 1
IC403
TH1
THERMAL
BUFFER
DET
Q7
Q6
11 11
POWER AMP
IC302
LCH IN
11
5
NF
10
MUTE
STBY
Q131
8
POWER
R-CH R-CH
CONTROL
Q331,332
+10V
LCD401
+9V REG
Q903
POWER
CONTROL
RESET
Q901,902
Q403,406
D904
D402
POWER
CONTROL
PRE 5V
Q907,908
LED+B
D907
+3.3V REG
MICON3.3V 4 5
IC902
POWER
CONTROL
Q912,913
+1.8V REG
+1.8V REG
Q4
+1.8V REG
CVDD1.8V
3
4
D912
+1.8V REG
VDD1.8V 3 2
IC1
VDD+3.3V DIG
+3.3V REG
VDD+3.3V ANA 5
IC4
BACKUP VDD
+3.3V REG
BVDD+3.3V 3
IC3
XDR-S3HD
SP201
SPEAKER
L-CH
R-CH
J380
R-CH
i
D231
R-CH
+10V
• Signal path
: FM
: AM
POWER
CONTROL
Q951,952
2
FAN MOTOR
M950
1 3
DRIVE
DC FAN
IC950
+10V
AC POWER
UNIT AC IN ~
+5V
T901
+5V REG
Q906
+8.5V REG
+8.5V
3 1
IC901
2
POWER
CONTROL
Q904,905
POWER
CONTROL
Q5
Q914,915
4 2
+2.8V REG
2 3 1
IC2 IC903
POWER
CONTROL
D911
Q909,910
1
+4V REG
Q911
2