Sony HCD-SX7 / HCD-SX7B Service Manual ▷ View online
HCD-SX7/SX7B
HCD-SX7/SX7B
37
37
5-2. BLOCK DIAGRAM - AUDIO Section -
AUDIO DSP, SYSTEM CONTROLLER
IC204 (2/4)
: TUNER
SIGNAL PATH
: AUDIO
: LAN
: WIRELESS LAN
15 RXD4
RXD_DAB
I2S_DATA
I2S_BCK
16 TXD4
54 P7_10
TXD_DAB
DAB1.2V
DAB3.3V
DAB3.3V
DAB BOARD & DAB1 MODULE (DAB TUNER)
I2SLRCK
ANTENNA
DAB/FM
75
:
I2C_DATA
I2S_DATA
I2SLRCK
I2C_SCL
POWER-TU
RDSI
TUNER BOARD
I2S_BCK
26 P6_5
134 P2_6
6 IRQ3
(SX7)
(SX7B)
CN01
(SX7B)
(SX7B)
128 SDA1
127 SCL1
127 SCL1
1
2
3
6
40 RXD0
UART_TXD
I2S_LRCK_O
I2S_BCK_O
I2S_DATA_O
41 TXD0
UART_RXD
35 P6_12
STBY_CA7EN
12 P5_11
STBY_STATUS
176 P5_2
Mute_Request
28 IRQ0
WoNetwork
49 P7_6
BUSY_I
8 IRQ4
BUSY_O
I2C_SDA
I2C_SCL
XRESET
ETH_TXVP_1
USB0_D+
86%B'í
86%B'í
ETH_TXVN_1
ETH_TXVP_0
ETH_TXVN_0
USB1_DP
USB1_DM
USB1_DM
NETWORK
BOARD
J601
ETHERNET
CONNECTOR
LAN
USB_DP
USB_DM
USB_DM
USB_DP , USB_DM
>002B
I2S_LRCK_I
I2S_MCK_I
I2S_MCK_I
LUTE_I2S_LRCK_O
I2S_BCK_I
LUTE_I2S_BCK_O
I2S_DATA_I
LUTE_I2S_DATA_O
LUTE_I2S_MCK_O
LUTE_I2S_DATA_O,
LUTE_I2S_BCK_O,
LUTE_I2S_LRCK_O,
LUTE_I2S_MCK_O
LUTE_I2S_BCK_O,
LUTE_I2S_LRCK_O,
LUTE_I2S_MCK_O
>003B
1.2VP-ON
LUTE_1.2V_3.3V_EN
>004B
ANT1
WIRELESS LAN ANTENNA
(2.4 GHz & 5 GHz)
NFC1
NFC MODULE
(RC-S730 (WW))
NFC_SDA
NFC_SCL
NFC IRQ
NFC_RFDET
CARD WLAN/BT
COMBO
DATA/CLOCK SIGNAL
SELECTOR
IC206
X201
48MHz
X202
24.576MHz
X203
14.5MHz
X204
32.768kHz
2 SDA
6 SCL
6 SCL
MFI
IC202
3
2O/I
9
3O/I
2
1O/I
10
4O/I
2 SO
5 SI
5 SI
SERIAL FLASH
IC203
172
SPBIO10_0
170
SPBIO00_0
6 SCLK
168
SPBCLK_0
1 CS
169
SPBSSL_0
3 WP
166
SPBIO20_0
7 HOLD
167
SPBIO30_0
125
SCL0
126
SDA0
4 2I/O
8 3I/O
8 3I/O
1 1I/O
11 4I/O
1C
13
4C
12
2C
5
3C
6
I/O EXPANDER
IC201 (2/4)
11 P12
24 P27
23 P26
140
USB_X2
139
USB_X1
92
AUDIO_X2
91
AUDIO_X1
71
XTAL
70
EXTAL
68
RTC_X2
67
RTC_X1
: USB
I2S_DIN_TD
I2S_DIN_TD,
I2S_BCK_TD,
I2S_LRCK_TD
I2S_BCK_TD
I2S_LRCK_TD
>005B
LUTE_I2S_DATA_I
LUTE_I2S_DATA_I,
LUTE_I2S_BCK_I,
LUTE_I2S_LRCK_I
LUTE_I2S_BCK_I
LUTE_I2S_LRCK_I
>006B
WAVE
SHAPER
IC702, 704
ANTENNA
FM 75
:
COAXIAL
ANTENNA
AM
(Page 38)
(Page 38)
(Page 39)
(Page 38)
(Page 36)
HCD-SX7/SX7B
HCD-SX7/SX7B
38
38
5-3. BLOCK DIAGRAM - AMP Section -
DIGITAL AUDIO
INTERFACE RECEIVER
IC705
16
DATAOUT
14
BCKOUT
15
LRCKOUT
25
NPCMF
24
MUTEB
23
ERRF
39
SO
38
SI
37
SCK
36
CSB
40
INTB
22
MPOUT4
20
MPOUT2
21
MPOUT3
35
XMODE
10 MPIN4
8 MPIN2
9 MPIN3
9 MPIN3
MTK-DATAO,
MTK-BCK,
MTK-LRCK
MTK-BCK,
MTK-LRCK
>001B
MTK-DATAO
MTK-BCK
MTK-LRCK
MTK-BCK
MTK-LRCK
6 DATAIN
4 BCKIN
5 LRCKIN
4 BCKIN
5 LRCKIN
I2S_DIN_TD,
I2S_BCK_TD,
I2S_LRCK_TD
I2S_BCK_TD,
I2S_LRCK_TD
>005B
I2S_DIN_TD
I2S_BCK_TD
I2S_LRCK_TD
I2S_BCK_TD
I2S_LRCK_TD
29 MPIO4
27 MPIO2
28 MPIO3
27 MPIO2
28 MPIO3
LUTE_I2S_DATA_I,
LUTE_I2S_BCK_I,
LUTE_I2S_LRCK_I
LUTE_I2S_BCK_I,
LUTE_I2S_LRCK_I
>006B
49 RXIN3A
45 ADINL
44 ADINR
LUTE_I2S_DATA_I
LUTE_I2S_BCK_I
LUTE_I2S_LRCK_I
LUTE_I2S_BCK_I
LUTE_I2S_LRCK_I
L
J001
R
LINE IN
2
1
3
CN005
143 DM1
144 DP1
145 VBUSIN1
65 RXD1
55 SSIRXD1
52 SSISCK1
53 SSIWS1
52 SSISCK1
53 SSIWS1
27 P6_6
43 P7_1
114 P3_8
42 P7_0
44 P7_2
45 P7_3
47 P7_4
51 IRQ5
44 P7_2
45 P7_3
47 P7_4
51 IRQ5
133 TXD1
164 CTS1
165 RTS1
164 CTS1
165 RTS1
AUDIO DSP, SYSTEM CONTROLLER
IC204 (3/4)
SAMPLE RATE CONVERTER
IC703
UART_TX
UART_RX
BT1
Bluetooth
MODULE
MODULE
UART_RTS
UART_CTS
UART_CTS
RESET_N
X701
24.576MHz
31 XOUT
32 XIN
4 SDIN
5 BCKI
6 LRCKI
2 RCKI
5 BCKI
6 LRCKI
2 RCKI
13 RST
LUTE_I2S_LRCK_O
LUTE_I2S_BCK_O
LUTE_I2S_DATA_O
LUTE_I2S_MCK_O
LUTE_I2S_DATA_O,
LUTE_I2S_BCK_O,
LUTE_I2S_LRCK_O,
LUTE_I2S_MCK_O
>003B
23
SDOUT
25
BCKO
24
LRCKO
32
SSITXD0
130
SDA2
129
SCL2
14
AUDIO_XOUT
30
SSIWS0
29
SSISCK0
122
P3_13
94
P2_4
124
P3_14
120
P3_12
1
P5_3
57
IRQ6
60
P2_3
96
P2_5
STREAM PROCESSOR
IC1101
24 SDIN1
20 SDA
25 SDIN2
21 SCL
11 MCLK
22 LRCLK
23 SCLK
17 HP_SEL
34 BANK_ERR
19 MUTE
18 PDN
16 RESET
11 MCLK
22 LRCLK
23 SCLK
17 HP_SEL
34 BANK_ERR
19 MUTE
18 PDN
16 RESET
40
PWM_M_2
41
PWM_P_2
38
PWM_M_1
39
PWM_P_1
37
VALID
1
PWM_HPM_L
2
PWM_HPP_L
3
PWM_HPM_R
4
PWM_HPP_R
DIGITAL POWER AMP
IC1104
14 INPUT_C
6 INPUT_B
15 INPUT_D
5 INPUT_A
4 nRESET
17 nOTW
16 nFAULT
16 nFAULT
32
OUT_C
27
OUT_D
28
OUT_D
TB1102
TB1101
L
SPEAKERS
IMPEDANCE USE 6
:
R
+
+
35
OUT_B
39
OUT_A
40
OUT_A
MUTING
CONTROL
Q1101, 1102
PROTECT
SWITCH
Q1106
i
J1500
MUTING
Q1103
MIX
AMP
IC1103
I/O EXPANDER
IC201 (3/4)
12
P13
9
P10
10
P1
1
15
P16
SIGNAL PATH
: AUDIO
: TUNER
: CD PLAY
: LAN
: USB
OPTICAL
RECEIVER
IC004
OPTICAL
IN
DC DETECT
Q1104
DC DETECT
Q1105
: Bluetooth
: OPTICAL IN
: LINE IN
(Page 37)
(Page 37)
(Page 37)
(Page 36)
HCD-SX7/SX7B
HCD-SX7/SX7B
39
39
5-4. BLOCK DIAGRAM - PANEL/POWER SUPPLY Section -
SUB+B
AMP+B
AMP+B
PU1
POWER UNIT
AC1
(AC IN)
+12V REGULATOR
IC1106
+15V REGULATOR
IC1107
+12V
AMP+B
+15V
VOLTAGE DETECT
IC901
DC/DC CONVERTER
IC902
+3.3V REGULATOR
IC606
DC/DC CONVERTER
IC903
DC/DC CONVERTER
IC904
AUDIO DSP, SYSTEM CONTROLLER
IC204 (4/4)
137
IRQ1
24
P6_4
76
RES
79
AN1
I/O EXPANDER
IC201 (4/4)
5
P04
16
P17
1
P00
2
P01
4
P03
3
P02
22
P25
21
P24
6
P05
30
SDA
29
SCL
28
RESET
13 P14
SDA3
132
SCL3
131
P5_1
175
FAN MOTOR DRIVE
IC909
4
OUT
1 CTL
5 C
2
VCC
M1
(FAN)
M
VBUS SWITCH
IC605
+5.2V
+3.3V
(FOR IC604)
VBUS5.2V
EVER3.3V
+1.2V REGULATOR
IC910
+1.5V REGULATOR
IC601
EVER1.8V
+1.5V
EVER1.2V
+3.3V REGULATOR
IC909
+3.3V REGULATOR
IC003
B+ SWITCH
Q001, 002
B+ SWITCH
Q901, 902
+3.3V REGULATOR
IC907
+3.3V REGULATOR
IC1102
+3.3V REGULATOR
IC851
+3.3V REGULATOR
IC505
+1.2V REGULATOR
IC501
+3.3V
(FOR IC1101)
+3.3V
(FOR CD SECTION)
D3.3V
173
P5_0
FE_3.3V
A5V
FE_5V
+1.2V
+3.3V
(FOR Bluetooth)
+3.3V REGULATOR
IC608
+3.3V REGULATOR
IC609
+5V REGULATOR
IC610
STBY_3.3V
NET-3.3V
STBY-5V
EVER-5V
POWER MONITOR
Q904
PROTECT DETECT
Q903
D913
B+ SWITCH
Q905, 906
F1101, 1102
D907
D906
D905
D912
FAN MOTOR
SPEED CONTROL
Q910
LUTE_1.2V_3.3V_EN
>004B
85
AN7
TH001
10 TIOC4C
REMOTE CONTROL
RECEIVER
IC2001
I
/ 1
S2100
56 IRQ7
135 IRQ2
Z
S2004
81 AN3
ROTARY
ENCODER
84 AN6
EN2002
– TUNING +
.
>
PUSH ENTER
83 AN5
S2001 – 2003
FRONT PANEL
KEYS
82 AN4
VOLUME
136 TIOC0A
(GRN)
(RED)
LED DRIVE
Q2101
118 TIOC3A
LED DRIVE
Q2100
D2100
ON/STANDBY
INDICATOR
3 SSL20
2 RSPCK2
4 MOSI2
LCD1
LCD MODULE
SDA
SCLK
CS1B
CS1B
RESET
ROTARY
ENCODER
EN2001
RESET SIGNAL
GENERATOR
IC205
(Page 37)
HCD-SX7/SX7B
HCD-SX7/SX7B
40
40
For Schematic Diagrams.
Note:
• All capacitors are in
• All capacitors are in
μF unless otherwise noted. (p: pF) 50
WV or less are not indicated except for electrolytics and
tantalums.
tantalums.
• All resistors are in
Ω and 1/4 W or less unless otherwise
specifi ed.
• C : Panel designation.
THIS NOTE IS COMMON FOR PRINTED WIRING BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this, the necessary note is printed in each block.)
(In addition to this, the necessary note is printed in each block.)
• A : B+ Line.
• Voltages and waveforms are dc with respect to ground
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
no mark : TUNER (FM)
( ) : CD
( ) : CD
*
: Impossible to measure
• Voltages are taken with VOM (Input impedance 10 M
).
Voltage variations may be noted due to normal production
tolerances.
• Waveforms are taken with a oscilloscope.
Voltage variations may be noted due to normal production
Voltage variations may be noted due to normal production
tolerances.
• Circled numbers refer to waveforms.
• Signal path.
F :
F :
AUDIO
J
: CD PLAY
f :
TUNER
E :
USB
a :
Bluetooth
d :
LAN
G : WIRELESS LAN
L : OPTICAL IN
h : LINE IN
L : OPTICAL IN
h : LINE IN
For Printed Wiring Boards.
Note:
• X : Parts extracted from the component side.
• Y : Parts extracted from the conductor side.
•
• X : Parts extracted from the component side.
• Y : Parts extracted from the conductor side.
•
: Pattern from the side which enables seeing.
(The other layers’ patterns are not indicated.)
• Circuit Boards Location
• Indication of transistor.
C
B
These are omitted.
E
Q
Caution:
Pattern face side:
(SIDE B)
Parts face side:
(SIDE A)
Pattern face side:
(SIDE B)
Parts face side:
(SIDE A)
Parts on the pattern face side seen
from the pattern face are indicated.
Parts on the parts face side seen from
the parts face are indicated.
from the pattern face are indicated.
Parts on the parts face side seen from
the parts face are indicated.
Note:
The components identi-
fi
The components identi-
fi
ed by mark 0 or dotted
line with mark 0 are criti-
cal for safety.
Replace only with part
number specifi ed.
cal for safety.
Replace only with part
number specifi ed.
Note:
Les composants identifi és
par une marque 0 sont
critiques pour la sécurité.
Ne les remplacer que par
une pièce portant le nu-
méro spécifi é.
Les composants identifi és
par une marque 0 sont
critiques pour la sécurité.
Ne les remplacer que par
une pièce portant le nu-
méro spécifi é.
Note: When the complete MAIN board is replaced, refer to “CHECK-
ING OF NETWORK CONNECTION” on page 5.
Note: When the complete MAIN board is replaced, refer to “CHECK-
ING OF NETWORK CONNECTION” on page 5.
• MAIN board is multi-layer printed board. However, the
patterns of intermediate layers have not been included in
diagrams.
diagrams.
POWER-KEY board
NFC module
(RC-S730 (WW)) (NFC1)
(RC-S730 (WW)) (NFC1)
MS-476 board
USB-HP board
Bluetooth module
(BT1)
(BT1)
FRONT board
power unit (PU1)
MAIN board
NETWORK board
TUNER board (SX7)
DAB board (SX7B)
DAB board (SX7B)
card WLAN/BT combo
module (DAB tuner) (DAB1)
(SX7B)
(SX7B)
• New/Former Discrimination
To distinguish the New/Former type of MAIN, FRONT and USB-HP boards, distinguish by the part number of the silk print of each board.
To distinguish the New/Former type of MAIN, FRONT and USB-HP boards, distinguish by the part number of the silk print of each board.
– MAIN Board (Side A) –
– FRONT Board (Conductor Side) –
– USB-HP Board (Conductor Side) –
Former : 1-894-338-11
New :
New :
1-894-338-12
Former : 1-894-339-11
New :
New :
1-894-339-12
Former : 1-894-341-11
New :
New :
1-894-341-12
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