Schematic Diagram - Main Board (6/8) - Sony GTK-XB7 Service Manual

4-9.

SCHEMATIC DIAGRAM - MAIN Board (6/8) -

1 2
MAIN BOARD (6/8)
A
Audio IN
10uF/6.3V/X5R 10uF/6.3V/X5R
Audio In_L
B
10uF/6.3V/X5R 10uF/6.3V/X5R
Audio In_R
Audio OUT
C
C137 C137
R187 R187
470K 470K
NC NC
C51 C51
10uF/6.3V/X5R 10uF/6.3V/X5R
R186 R186 5.1K 5.1K INR+
A_OUT_R1
C60 C60
10uF/6.3V/X5R 10uF/6.3V/X5R
R193 R193 5.1K 5.1K INL+
A_OUT_L1
R190 R190 C134 C134
NC NC 470K 470K
D
7
E
R303 R303
10K 10K
R301 R301 10K 10K
R86 R86 10K 10K Q22 Q22
Party_Chain_Out
NPN_3DG3904M NPN_3DG3904M
R84 R84
10K 10K
R313 R313
15K 15K
F
Audio In_L
GTK-XB7
3 4
C119 C119 C172 C172
10uF/6.3V/X5R 10uF/6.3V/X5R
R177 R177 20K 20K AUX_IN_L
AUX_IN_L
R124 R124
10K 10K
C120 C120
C198 C198
10uF/6.3V/X5R 10uF/6.3V/X5R
R131 R131 20K 20K AUX_IN_R
AUX_IN_R
R119 R119
10K 10K
R188 R188 20K 20K
A_OUT_L
R184 R184 10K 10K C133 C133 100pF/50V/NP0 100pF/50V/NP0 INR_OUT
A_OUT_L1
C174 C174
INR-
10uF/6.3V/X5R 10uF/6.3V/X5R
I2C_SDA
R197 R197 20K 20K
R194 R194 10K 10K C135 C135 100pF/50V/NP0 100pF/50V/NP0 INL_OUT
C191 C191 INL-
10uF/6.3V/X5R 10uF/6.3V/X5R
U927 U927
INR+ 1 14 INL+
RINP LINP
INR- 2 13 INL-
RINN LINN
INR_OUT 3 12 INL_OUT
OUTR OUTL
4 11 R195 R195 30K 30K
SGND UVP
5 10
R183 R183 470 470
AUDIO_MUTE MUTE# PGND
6 9
PVSS PVDD
7 8 C116 C116
C117 C117
R180 R180 CN CP
C145 C145
47K 47K
0.1UF 0.1UF AS9632 AS9632
1uF 1uF
C136 C136 1uF 1uF
VCC_D
Party Chain
VCC_D
R364 R364
NC/10K NC/10K
R343 R343
Q762 Q762
10K 10K
PNP_3CG3906M PNP_3CG3906M
R342 R342 10K 10K
R312 R312 22K 22K
Q23 Q23 RTL
R340 R340 82K 82K
NPN_3DG3904M NPN_3DG3904M
C175 C175 R314 R314
6.8K 6.8K C178 C178
2.2uF 2.2uF R341 R341 C177 C177
10uF 10uF
68K 68K 2.2uF 2.2uF
Audio Out_R
Audio In_R R315 R315 56K 56K
R338 R338 68K 68K
C176 C176
R337 R337
10PF/50V/NPO 10PF/50V/NPO
680K 680K
R339 R339
RTL
470K 470K
R353 R353 82K 82K Q25 Q25
NPN_3DG3904M NPN_3DG3904M
R354 R354 C181 C181
68K 68K 2.2uF 2.2uF
R349 R349 56K 56K
R351 R351 68K 68K
R350 R350 C180 C180
R352 R352 10PF/50V/NPO 10PF/50V/NPO
680K 680K
470K 470K
5 6
VCC_D
R38 R38
R82 R82
VOL ADJ
A_OUT_R
U928 U928
R890 R890 0 0 R889 R889 0 0
1 8
LIN RIN
2 7 A_OUT_R1
LOUT ROUT
3 6
VSS VDD VCC_D
R370 R370 NC/33 NC/33 4 5 R371 R371 NC/33 NC/33
SDA SCL I2C_SCL
NC/PT2257 NC/PT2257 C364 C364
C321 C321
NC/10uF NC/10uF
NC/0.1uF/25V/X5R NC/0.1uF/25V/X5R
R92 R92 0 0
3.3V_D1
R189 R189
100K 100K
C61 C61
R381 R381 10uF/6.3V/X5R 10uF/6.3V/X5R
INR_OUT R87 R87 0 0 Audio Out_R
1.5K 1.5K
R48 R48 1K 1K C62 C62
10uF/6.3V/X5R 10uF/6.3V/X5R
INL_OUT R88 R88 0 0 Audio Out_L
3.3V_D1
R85 R85 0 0
R332 R332
R192 R192
CE13 CE13
C173 C173 + + 100K 100K NC/6.8K NC/6.8K
R344 R344 10K 10K
STB_3.3V
Party_Chain_In
R47 R47 0 0
R83 R83 0 0
Q763 Q763
PNP_3CG3906M PNP_3CG3906M
R15 R15
20K 20K
Audio In_R C93 C93 10uF/6.3V/X5R 10uF/6.3V/X5R C86 C86
R345 R345 C87 C87
AOUT_R
22K 22K
R24 R24
R17 R17
R347 R347 10K 10K Q24 Q24 20K 20K
Audio In_L C94 10uF/6.3V/X5R C94 10uF/6.3V/X5R C89 C89
NPN_3DG3904M NPN_3DG3904M
C91 C91
AOUT_L
R26 R26
R346 R346 C179 C179
R348 R348
22K 22K 10uF 10uF
10K 10K
R209 R209
7 Party_Chain_SW
31 31
7 8 9
3.3V_D1
3.3V_D1
R182 R182 5.6 5.6
CE22 CE22
C149 C149
+ +
FB22 FB22
R178 R178 R181 R181
500/200mA 500/200mA
4.7K 4.7K
4.7K 4.7K
U20 U20
AUX_IN_R R9 R9 0 0 1 16
AINR CKS0
AUX_IN_L R14 R14 0 0 2 15
AINL CKS2
3 14
CKS1 DIF
4 13
VCOM PDN
5 12 AD_BCLK
AGND SCLK
6 11 AD_MCLK
VA MCLK
7 10 AD_LRCK
VD LRCK
8 9 AD_DATA
DGND SDTO
ADC_AK5358A ADC_AK5358A
0 0 C187 C187
NC/0.1uF/25V/X5R NC/0.1uF/25V/X5R
0 0
J1 J1
Audio In_L FB77 FB77 500/800mA 500/800mA 1
6 WH
Audio In_R FB78 FB78 500/800mA 500/800mA 2
Audio Out_L FB79 FB79 500/800mA 500/800mA 3
5
WH
4
Audio Out_R FB80 FB80 500/800mA 500/800mA
ESD3 ESD3 ESD4 ESD4 ESD5 ESD5 ESD6 ESD6 RCA/4h RCA/4h
C197 C197 C171 C171
V_12V VCC_4052
Vref
R233 R233 R360 R360
100K 100K
1K 1K
VCC_4052
S0: L-->nY0 Vref
R224 R224 100 100
S0: H-->nY1
R227 R227 R361 R361 C185 C185
C184 C184 + + CE10 CE10
100K 100K 1uF 1uF
0.1UF 0.1UF 100uF/16V/SMD 100uF/16V/SMD 1K 1K
U25 U25
10uF/6.3V/X5R 10uF/6.3V/X5R 12 16
X0 VCC
10uF/6.3V/X5R 10uF/6.3V/X5R 14
X1
15
C83 C83
10K 10K X2
11
10uF/6.3V/X5R 10uF/6.3V/X5R
X3
13
X A_OUT_R
10uF/6.3V/X5R 10uF/6.3V/X5R 1
Y0
10uF/6.3V/X5R 10uF/6.3V/X5R 5
Y1
2
C85 C85
10K 10K Y2
4
10uF/6.3V/X5R 10uF/6.3V/X5R
Y3
3
Y A_OUT_L
10
33 33
A
9
B
6
R222 R222 EN
7 8
4.7K 4.7K VEE GND
74HC4052 74HC4052
3.3V_D1
GTK-XB7
AD_BCLK 8
AD_MCLK 5
AD_LRCK 8
AD_DATA 6
RD
RD