Read Sony SRS-GD50IP Service Manual online
SRS-GD50iP
SRS-GD50iP
8
8
SECTION 4
DIAGRAMS
4-1. BLOCK DIAGRAM
LINEOUT-L 27
LINEOUT-R
R-CH
VBUS
28
ACC ID 10
TXD 19
RXD 18
Acc DET 20
ACC PWR 13
PGND 30
VBUS
8
WAKE UP
Q503
BUFFER
Q901
BUFFER
Q900
LINE AMP
IC103
HEADPHONE AMP
IC104
J100
J103
USB SWITCH
IC101
USB CONTROLLER
IC102
D/A CONVERTER
IC110
CN900
(iPod/iPhone Dock)
USB+
3
USB-
2
USB D+
4
USB D-
6
IPOD_ACCDET
34
IPOD_ACCP
39
IPOD_DET
37
IPOD_RX
36
IPOD_TX
35
LED_PC_CONNECT
42
PC_CONNECT
40
CN101
USB
J101
LINE IN
USBUP_DP
31
USBUP_DM
30
D+
9
HOST
21
D-
R-CH
8
INPUT SELECT
IC106
IN3
5
IN1
1
IN2
3
33
32
X103
24MHz
XTAL1/CLKIN
XTAL2
USBDN2_DP 4
A/D CONVERTER
IC113
DIGITAL POWER AMP2
IC115
SYSTEM CONTROLLER
IC501
VINL
13
VINR
14
DIGITAL POWER AMP1
IC114
SDIN1
25
SDIN2
24
SCLK
23
LRCK
22
MCLK
34
PWM_AP
HP_DET
HP_MUTE
HP_DET
HP_MUTE
10
PWM_CP
14
PWM_BP
12
PWM_DP
16
OUT 7
DOUT 9
HPR_PWM 38
HPL_PWM 37
OUT_A 4
OUT_A 5
OUT_A 5
OUT_B 1
OUT_B 64
OUT_B 64
OUT_C 49
OUT_C 50
OUT_C 50
OUT_D 45
OUT_D 46
OUT_D 46
SUB_PWM+ 40
DAMP_PDN 19
DAMP_VALID 23
DAMP_THM 25
HP_MUTE 11
HP_DET 10
DC_DET 26
SUB_PWM- 39
BCK 8
LRCK 7
SCKI 6
SDA
28
SCL
29
MUTE
21
DAMP_SDA 24
DAMP_SCL 22
DAMP_MUTE 21
RESET
16
DAMP_RESET 18
USBDN2_DM 3
R-CH
R-CH
VOUTL 14
VOUTR 15
USBDN1_DP 2
USBDN1_DM 1
VBUS_DET 27
X101
12MHz
28
1
XTI
XTO
LPF
LPF
MUTING
CONTROL
Q102
MUTING
Q100, Q101
LPF
LPF
LPF
LPF
OVER LOAD
DETECT
Q107, Q108
OVER LOAD
DETECT
Q109, Q110
OUTA 55
OUTA 56
OUTA 56
LPF
OUTB 50
OUTB 51
OUTB 51
OUTC 34
OUTC 35
OUTC 35
LPF
OUTD 29
OUTD 30
OUTD 30
FAULT
19
BKND_ERR 35
HIZ
17
PDN 17
RESET
18
VALID 36
RESET 12
IPOD_VBUS 27
P_CONT 5
THERM
21
LPF
LPF
OVER LOAD
DETECT
Q111, Q112
DC DETECT
Q106
SWITCHING
REGULATOR
IC510
J102
VOLTAGE
DETECT
IC108
RESET SIGNAL
GENERATOR
IC503
POWER ON/OFF
Q115, Q116
B+ SWITCH
Q104, Q105
Q104, Q105
RESET SWITCH
Q502
L
R
TB100
SUBWOOFER
DC IN 19V
–
+
AMP +19V
+3.3V
+5V
REGULATOR
IC512
A +5V
+3.3V
REGULATOR
IC511
AMP +3.3V
VBUS
SWITCHING
REGULATOR
IC105
+5V
AC_CUT 20
ASEL0
6
SW1
2
ASEL1
7
SW2
4
R-CH
R-CH
R-CH
IPOD_ACCID
38
CLOCK
BUFFER
IC111
X102
12.288MHz
REMOTE
CONTROL RECEIVER
IC100
SIRCS_IN
4
LED DRIVE
Q828
LED_BASS
95
D828
BASS
LED DRIVE
Q827
LED_PC
94
D827
PC
LED DRIVE
Q826
LED_IPOD
93
D826
iPod
LED DRIVE
Q825
LED_LINE
92
D825
LINE IN
LED DRIVE
Q824
ROTALY
ENCODER
LED_STANDBY
72
D824
STANDBY
LED DRIVE
Q800 - 823
LED_VOL_0-
LED_VOL_23
LED_VOL_23
D800 - 823
91-80,
61-50
SDA
5
EEPROM_SDA
EEPROM
IC500
70
SCL
6
EEPROM_SCL 71
I2C_SDA
13
IPOD_CP_DATA
EEPROM
IC502
30
I2C_SCL
12
IPOD_CP_CLK 29
RESET
4
IPOD_CP_RESET 28
KEY_INPUT
97
S802
ON
OFF
INPUT
S803
SYNC
S807
(MULTI JOG)
KEY_BASS
100
S801
BASS
KEY_POWER
73
S800
I/
1
KEY_PC_CONNECT
49
KEY_VOL_A
75
KEY_VOL_B
74
15
13
X500
5MHz
Xin
Xout
SIGNAL PATH
: AUDIO
: USB
: LINE IN
R-ch is omitted due to same as L-ch.
VOLUME
INDICATOR
i
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