Sony CMT-U1BT / HCD-U1BT Service Manual ▷ View online
29
29
HCD-U1BT
HCD-U1BT
6-2. BLOCK DIAGRAM — FRONT SECTION —
IC303
REMOTE CONTROL
RECEIVER
FL301
S509-S516
BK
LAT
CLK
SI
35
34
33
32
3
38
36
37
35
IC302(1/2)
PANEL CONTROLLER
VFD_BK
VFD_LAT
VFD_CLK
VFD_DATA
94
KEY2
95
3
20 21 22 23 24 25 26 28
KEY1
LED_USB
LED_USB_FUNC
LED_CD_FUNC
LED_TU_FUNC
LED_AUDIO_IN_FUNC
LED_PLAY
LED_PAUSE
LED_DISC
LED_USB_ILLUMM
XOUT
X301
5MHz
13
XIN
15
RESET
12
I
2
C CLK
29
I
2
C DATA
GC_RESET
I
2
C CLK
I
2
C DATA
30
3
29
30
POWER KEY
SIRCS
LED STANDBY
74
4
91
IC107(2/5)
SYSTEM CONTROLLER
S507
S500-S506,
S508
Q502-Q506
Q508-Q513
Q508-Q513
LED DRIVE
D501-D505
D507-D513
D507-D513
D500
STANDBY
Q500
LED DRIVE
(FLUORESCENT INDICATOR TUBE)
30
30
HCD-U1BT
HCD-U1BT
6-3. BLOCK DIAGRAM — AUDIO SECTION —
: CD
: TUNER
: USB
: AUDIO
: BLUETOOTH
• Signal Path
J620
AUDIO IN
AM ANT
A
BD/DRIVER
SECTION
(Page 28)
FM
5
1
OUT
V BUS
DVDD5
D–
D+
GND
IC1
V_BUS SWITCH
4
IN
EN
FM/AM
TUNER
TUNER
177
176
INT4
PG2
UDM
UDP
AVSUS12
DVSUS33
115
116
119
113
XTAL 226
EXTAL 225
193 192
SIO
SD0
195 202
nSCS0
PE5
191
nSCK0
101
nRST
1 100
USB_DO
XC_IN
XC_OUT
USB_DI
42
10
34
35
38
36
90
11
75
USB_CS
USB_RDEN
2
USB_CLK
43
USB_RESET
X001
22.5MHz
TX 127
TEX 126
AOUT R 218
AOUT L 217
X1
X2
TU-L
USB-L
TU-R
USB-R
IC112
AUDIO SELECTOR
IC110
AUDIO CONTROLLER
IC109
HP AMP
L-CH
OUT2
R-CH
14
X0
X
12
13
15
2
C1
9
B2
8
B1
7
A1
5
A2
6
16
OUT1
L-CH
R-CH
CD-L
CD-R
CD-L
CD-R
L-CH
R-CH
OUT2
17
5
3
7
1
X002
48MHz
IC8
USB PROCESSOR
IC905
IC6
NOR FLASH ROM
Q3
USB RST
IC7
SRAM
IC107 (3/5)
SYSTEM CONTROLLER
3
FLG
Y1
Y2
1
Y0
Y
B
A
5
9
10
3
C2
10
SI
14
SC
13
X101
32.768KHz
X_IN
X_OUT
13
15
X102
5MHz
Q121
SWITCH
Q119
SWITCH
57
SEL_A
58
SEL_B
27
AUDIO IN
60
AMP_DATA
65
LINE_MUTE
61
28
HP_MUTE
HP_DET
59
AMP_CLOCK
Q114
LINE
MUTE-1
Q113
LINE
MUTE-2
Q110
HP MUTE-1
Q112
MUTE
Q111
MUTE
Q108
HP MUTE-3
Q107
HP MUTE-4
HP_MUTE
HP_DET
12V
12V
LINE_MUTE
Q109
HP MUTE-2
J621
AMP
L
AMP
R
IC902
BT AMP
1
5
2
AMP
L
AMP
R
C
AMP SECTION
(Page 31)
CN2
DET
12
20
Q116
SWITCH
IC108
OUT RESET
1
AC_CUT
RESET
BT_RESET
BT_CTS
BT_DATA_OUT
BT_RTS
BT_DATA_IN
BT-L
BT-R
7
8
9
10
39 40 38 41 46
A0UT_N_L
A0UT_N_R
AOUT_P_L
AOUT_P_R
RESET
UART_TXD
UART_CTS
UART_RXD
UART_RTS
BT RECIEVER
ANT IN
CTS
DA
TA-OUT
RT
S
DA
TA-IN
RESET
BT ANT
7
3
6
+
+
-
-
31
31
HCD-U1BT
HCD-U1BT
6-4. BLOCK DIAGRAM — AMP SECTION —
SYSTEM CONTROLLER
IC107 (4/5)
L-CH
C
1
A/D CONVERTER
IC701
STREAM PROCESSOR
IC705
LIN
31 DATA
15 SCKI
DOUT 12
30 BCK
BCK 11
29 LRCK
36 XFSIIN
48 XFSOIN
LRCK 10
S-MASTER DATA 70
OUTL1 11
DIGITAL POWER AMP
IC707
4 PWM_A
6 PWM_B
16
3
PWM_D
/SD
14 PWM_C
OUT_A 33
OUT_B 30
OUT_D 22
OUT_C 25
OUTL2 9
15
/RST_CD
5
/RST_AB
OUTR1 6
OUTR2 4
X702
49.152MHz
21 SCDT
S-MASTER SHIFT 72
22 SCSHIFT
S-MASTER LATCH 78
23 SCLATCH
S-MASTER PG MUTE 66
20 PGMUTE
S-MASTER SOFT MUTE 67
19 SOFTMUTE
S-MASTER NSP MUTE 76
18 NSPMUTE
S-MASTER INIT 77
27 INIT
S-MASTER RST 68
S-MASTER SD 69
CLOCK SHIFT
IC703
CLOCK BUFFER
IC709
OVER LOAD
DETECT
Q702, 703
OVER LOAD
DETECT
Q752, 753
L.P.F.
L.P.F.
L.P.F.
L.P.F.
PROTECT
DETECT
Q701
R
L
+
–
+
–
SPEAKER
J601
: AUDIO
Signal path
R-ch is omitted due to same as L-ch.
AUDIO SECTION
(Page 30)
32
32
HCD-U1BT
HCD-U1BT
6-5. BLOCK DIAGRAM — POWER SECTION —
Q321
SWITCH
RECT
/FILTER
Q308
Q309
Q309
AMP
Q310
SWITCH
Q307
SWITCH
Q303
SWITCH
Q302
SWITCH
7
5
1
OUT2
-IN2
+IN2
OUT1
6
5
3
+IN1
IC306
AMP/PROTECTOR
Q319
DRIVE
2Q
VFD_DATA
VFD_LAT
VFD_
IC304
MULTI VIBRATOR
12
4
15
14
1
9
6
7
1Q
2A
1A
D303
D302
36
35
4
IC302(2/2)
PANEL CONTROLLER
POWER
+50V
+18V
5
VOUT
5
1
3
VDD
VOUT
5
1
VDD
IC2
+1.2V REG
IC4
+1.2V REG
Q4
SWITCH
+1.2V
+1.2V
+3.3V
+5V
Q1
IOPWR
SWITCH2
Q2
IOPWR
SWITCH1
Q5
+2.8V REG-2
Q6
+2.8V REG-1
Q8,Q10
SWITCH
Q9
SWITCH
DVDD5
D108
D105
+1.8V
+4V
+1.8V
+9V
AVDD5
Q115
LINE FILTER
+11V
+3.3V
+12V
Q103
+9V REG
Q104
9V SW
Q105
PROTECTOR
D106
+3.3V
M+7V
P_MONITOR
USB
CORE
POWER
CORE
POWER
POWER
RELAY
RELAY
USB
Q102
DD5V
SWITCH
Q117
POWER
RELAY
Q201
15W
15W
PROTECTOR
USB CORE POWER
P_MONITOR
T31
MAIN
TRANSFORMER
AC IN
F101
L101
IO_POWER
Q251
6W PROTECTOR
Q651,652
PROTECTOR
Q650
PROTECTOR
IC650
VOLTAGE
DETECT
D604
PH601
PHOTO
COUPLER
T603
ST-BY
TRANSFORMER
ST-BY
TRANSFORMER
D603
FB
5 DRAIN
VCC
4
2
IC601
ST-BY
CONVERTER
+11V
PVDD
+18V
+18V
D652
ST-BY
4V
4V
POWER ON
I/O POWER
44
89
95
85
86
IC107(5/5)
SYSTEM CONTROLLER
PH602
PHOTO COUPLER
Q601
V SENSE
SWITCH
V SENSE
VD
VC1
VG(H)
VG(L)
F/B
1
18
2
8
IC11
MAIN CONVERTER
CONTROLLER
IC12
+12V REG
GVDD
+12V
+12V
+18V
+18V
D32
D31
+11V
D14
16
15
12
9
VS
OCP
Q11
CONVERTER OUT
Q12
CONVERTER OUT
D33
PH11
PHOTO COUPLER
D1
LPF
TH1
+2.8V
IC3
+3.3V REG
VOUT
VIN
4
5
IC704
+1.8V REG
VOUT
VIN
5
1
IC203
+1.8V REG
VOUT
VIN
3
1
IC105
4V REG
VOUT
VIN
4
5
IC702
+3.3V REG
VOUT
VIN
3
3
1
1
IC101
+5V REG
+5V REG
VOUT
VIN
3
1
IC104
+7V REG
+7V REG
VOUT
VIN
3
1
IC106
+12V REG
VOUT
VIN
2
1
IC103
DD5V REG
VOUT
VIN
CE
4
5
IC903
+3.3V REG
VOUT
VIN
3
CE
1
BT_POWER
DVDD5
SWITCH-2
DVDD5
SWITCH-1
Q123
Q122
DD5V
SWITCH
Q202
FL18V
3
DD5
D111
D104
D103
ER3.3
+3.3V
+3.3V
+3.3V
A
D
D109
V
E
V
DV
V
+5V
D3
D2
TH2
US,CND
AEP,UK,KR
CE
Ver. 1.3
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