11
11
XDR-S3HD
XDR-S3HD
3-1. BLOCK DIAGRAM
SECTION 3
DIAGRAMS
89
30
86
49
44
48
45
27
25
55
I
61
•
63
11
10
XCOUT
XCIN
DTUNER_RESET
DTUNER_SDA
DTUNER_BLEND
94 KEY1
95 KEY2
73 ENC1_CLK
S812
TUNE/SELECT
1
3
72 ENC1_DATA
29 DTUNER_SCL
IN_L3
R-CH
AUDIO_L
26
AUDIO_R
1 FM ANT
2 AM ANT
8
E2P_SDA
12
RESET
23
BLEND
13
I2C_SDA
12
I2C_SCL
3
RESET
18
BLEND
16
SDSD_IBOC_OUT_Q
8
7
E2P_SCL
14
SDA
13
SCL
RDS
LIGHT2
12
RESET
LED+B
LIGHT1
83
AUDIO_MUTE
28
BEEP
84
AUDIO_STANDBY
RST
47
CSB
50
WRB
51
RDB
RST
A0
D0
I
D7
L_OUT
R-CH
R-CH
R-CH
R-CH
R-CH
87
DTUNER_POWER
10
D402
(LCD BACK LIGHT)
D401
(LCD BACK LIGHT)
97
KEE OFF
POWER
CONTROL
Q409
RESET
Q403,406
THERMAL
DET
Q6
BUFFER
Q7
LCD BACK
LIGHT CONTROL
Q404
LCD BACK
LIGHT CONTROL
Q405
KEY
NETWORK
IDM MODULE
IDM1
S801–809
19 DTUNER_RDS
81 VOL_CLK
82 VOL_DATA
4
5
DSP TUNER UNIT
TU1
PRE AMP
IC301
POWER AMP
IC302
SYSTEM CONTROL
IC401
LIQUID CRYSTAL
DISPLAY PANEL
LCD401
R-CH
VDD+3.3V ANA
+3.3V REG
IC902
D912
D907
D904
+10V
+5V
AC IN ~
+10V
D231
STBY
D130
AMP
AMP
D911
VDD1.8V
+1.8V REG
IC1
2
3
4
RESET
IC403
1
2
J380
SP201
SPEAKER
L-CH
i
X401
32kHz
15
13
XIN
XOUT
X402
5.53MHz
17
SD_IBOC_OUT_I
9
18
BCK_IBOC_OUT
10
19
WS_IBOC_OUT
11
20
I2S_DATA
15
21
I2S_BCK
16
22
I2S_WS
IF_I2S_Q1
IF_I2S_I1
IF_I2S_BCLK
IF_I2S_WS
AUDIO_I2S_DATA
AUDIO_I2S_BCK
AUDIO_I2S_WS
17
+1.8V REG
Q4
CVDD1.8V
+8.5V
MICON3.3V
LED+B
+5V REG
Q906
POWER
CONTROL
Q907,908
POWER
CONTROL
Q912,913
BVDD+3.3V
VDD+3.3V DIG
BACKUP VDD
PRE 5V
J301
CN1
CN2
R-CH
LINE IN
ANTENNA
FM
AM
S1
TH1
KEY3.3V
RESET
74 ENC2_CLK
S813
VOLUME
1
3
71 ENC2_DATA
3 RMT
18 VDET
MICON3.3V
MICON3.3V
+4V REG
Q911
+1.8V REG
Q5
POWER
CONTROL
Q909,910
POWER
CONTROL
Q914,915
POWER
CONTROL
Q904,905
POWER
CONTROL
Q901,902
AC POWER
UNIT
T901
M950
DC FAN
+10V
+9V REG
Q903
POWER
CONTROL
Q951,952
BASS
CONTROL
Q130
VOL
LOGIC
BOUT_LCH
SC
SI
BNF LCH
POWER
CONTROL
Q331,332
11
10
8
5
MUTE
Q131
TRE
BASS
13
20 21
14
6
IN_L1
16
FAN MOTOR
DRIVE
IC950
3
1
2
+1.8V REG
IC2
4
+2.8V REG
IC903
2
+8.5V REG
IC901
2
1
1
3
2
3
3
+3.3V REG
IC4
5
+3.3V REG
IC3
3
1
2
REMOTE CONTROL
SIGNAL RECEIVER
IC405
1
VOLTAGE
DETECT
Q410
LCH IN
NF
• Signal path
: FM
: AM