Schematic Diagram - Audio Board (6/6) - Sony STR-ZA1000ES Service Manual

6-18. SCHEMATIC DIAGRAM - AUDIO Board (6/6) -

1 2 3
AUDIO BOARD (6/6)
(Page 56)
A
>119S
DCDC_12V
AUDIO
BOARD GND
(5/6)
CN205
19P
CL2750
12VTRG_3 1
CL2751
SIRCS_IN 2
CL2752
12VTRG_2 3
B CL2753
SIRCS_OUT 4
CL2754
12VTRG_1 5
CL2755
UART_SEL1/232C 6
CL2756
STBY_3.3V 7
CL2757
FFC2 UART_232C/SEL1 8
CL211
ZONE_DIR_ERRF 9
CL236
ZONE_DIR_NPCMF 10
CL237
MUTE_VU/ZONEDAC 11
C CL238
ZONE_DIR_INTB 12
CL239
ZONE_DIR_SO 13
CL240
ZONE_DIR_CSB 14
CL241
ZONE_DIR_SI 15
CL242
ZONE_DIR_XMODE 16
CL243
ZONE_DIR_SCK 17
CL244
HDMI_ERROR 18
CL245
HDMI_NON_LPCM 19
D
(Page 52)
>102S
HDMI_NON_LPCM
AUDIO
HDMI_ERROR
BOARD
DGND
(1/6)
(Page 54)
AUDIO
E
>112S
BOARD
7
(3/6)
(Page 55)
AUDIO
+3.3V
>116S
BOARD
(4/6) 8
DIGITAL
BOARD
(3/12)
(Page 52)
F
AUDIO
>105S
BOARD
3
(1/6)
(Page 53)
AUDIO
>108S
BOARD
4
(2/6)
CN202
G
29P
CL207
DSP_INT 1
CL208
DSP_SPICSLK 2
CL209
DSP_CS 3
CL210
DSP_MOSI 4
CL235
DSP_RESET 5
CL212
DSP_MISO 6
CL2763
DSP_SFLASH_HOLD 7
H CL2764
DIR_SIGNAL 8
CL2765
DIR_ERRF 9
CL2766
DIR_FSRATE 10
CL2767
DIR_MUTEB 11
CL2768
DIR_SO 12
CL2769
FFC3 DIR_CSB 13
CL2770
DIR_SI 14
CL2771
DIR_XMODE 15
I CL2772
DIR_SCK 16
CL2762
MUTE_MU/ZONEDAC 17
CL2758
PCM1681_SDA 18
CL2759
BIAMPSEL 19
CL2760
DAC_ZERO_DATA 20
CL2761
PCM1681_SCL 21
CL227
RY_PRE_SW 22
CL228
EVOL_DA 23
J CL229
RY_PRE_ZONE 24
CL230
EVOL_CL 25
CL231
TUNER_RDSI 26
CL232
TUNER_SCL 27
CL233
TUNER_CE 28
CL234
TUNER_SDA 29
(Page 54)
>111S
MUTE_MU/ZONEDAC
AUDIO DGND
BOARD
K
+3.3V
(3/6)
(Page 56)
>120S
9
AUDIO
10
BOARD
(5/6)
STR-ZA1000ES/ZA2000ES/ZA3000ES
• See page 82 for IC Block Diagrams.
4 5 6
R207
100
SIRCS_IN (ZA3000ES)
R208 100
R209 100
SIRCS_OUT
R210 100
R211 100 UART_SEL1/232C
R212 100
UART_232C/SEL1
ZONE_DIR_ERRF
ZONE_DIR_NPCMF
MUTE_VU/ZONEDAC
ZONE_DIR_INTB
ZONE_DIR_SO
ZONE_DIR_CSB
ZONE_DIR_SI
C2707
2.2
ZONE_DIR_XMODE
ZONE_DIR_SCK
R2716
100k
C2709
10
R2719
10k
C2714
0.1
DSP_INT
DSP_SPICLK
DSP_CS
DSP_MOSI
DSP_RST
DSP_MISO
DSP_SFLASH_HOLD
C2716
0.1
DIR_SIGNAL
DIR_ERRF
DIR_FSRATE
DIR_CKST
SIRCS_IN
DIR_MISO
SIRCS_OUT
DIR_CE
UART_SEL1/232C
DIR_MOSI
UART_232C/SEL1
DIR_RST
DIR_SPICLK
DAC_IIC_SDA
BIAMPSEL
DAC_ZERO_DATA
DAC_IIC_SCL
R204 100
RY_PRE_SW
EVOL_DA
R205 100
RY_PRE_ZONE
EVOL_CL
TUNER_SCL
TUNER_CE
TUNER_SDA
7 8 9
C2704 C2703
47 0.1
16V
C2717
220p
Q2706
PDTC114ET
C2705
BUFFER
470p
R2710
100 0
R2713
100
3.7
IC2700
SIRCS SELECTOR
IC2700
TC7W53FK(TE85R)
D2700
DA2J10100L
R2715
10k
C2708 C2706 R2717 R2714
0.1 0.1 100k 100k
IC2701
RS-232C DRIVER/RECEIVER
IC2701
MAX3222IPWR
R2718
10k
0 1 20 3.7
C2712
EN PWRDOWN
0.1
3.7 2 19 3.7
C1+ VCC
5.5 3 18
V+ GND
0 4 17 -5.4
C1– DOUT1
0 5 16 0
C2+ RIN1
-5.4 6 15 3.7
C2– ROUT1
-5.4 7 14
C2715
V– NC_14
0.1
8 13 3.7
DOUT2 DIN1
9 12 C2711
RIN2 DIN2
47
10 11
16V
ROUT2 NC_11
C2713
0.1
FB2700
C202 C201 R200
10 1 10k IC200
+3.3V REGULATOR
R201 IC200
10k BD00IC0WHFV-GTR
GND
R203
0.7 3
22k
FB
3.3 2
VO
1
57 57
STR-ZA1000ES/ZA2000ES/ZA3000ES
10 11 12 13
( ZA1000ES/ZA2000ES
DC12V
C2700 R2700
1 10k CL2721 J2700
Q2700
CL2722
2.9 1
PDTC114ET
BUFFER
0
R2701
12.1
2.2k
Q2701
0
KTA1271Y-AT
BUFFER
R2702
12.1
10k
TH2700
C2701 R2703
1 10k J2701
Q2702
CL2723 2
2.9
PDTC114ET
BUFFER
0
R2704
12.1
2.2k
Q2703
0
KTA1271Y-AT
BUFFER
R2705
12.1
10k
TH2701
C2702 R2706
1 10k J2702
Q2704
CL2724 3
2.9
PDTC114ET
BUFFER
0
R2707
12.1
2.2k
Q2705
0
KTA1271Y-AT
BUFFER
R2708
12.1
10k
TH2702
J2703
CL2717
CL2718 OUT 1
R2709
100
J2704
CL2719 OUT 2
R2711
100
J2705
CL2720 IN
CN2700
9P
RS232C
9 RI
CL2708
8 CTS
7 RTS
CL2709
C2710
6 DSR
100p
CL2710
5 GND
R2721
4 DTR
100
CL2711
3 TxD
CL2712
2 RxD
R2722
100 1 DCD
C200
1
CN200
5P
CL200
R202
5 DCDC_1.8V
10k
5.1 CL201
EN 4 DCDC_5V
CL202
4
NC 3 DCDC_12V_GND
5 5.1
VCC 2 NC
6
1 DCDC_12V
CN201
3P
CL204
3
DCDC_12V
CL205
2
DCDC_12V_GND
CL206
1 DCDC_12V
(Page 53)
DCD+1.8V
+3.3V
DGND
Ver. 1.1
14
)
TRIGGER OUT
80mA MAX
TRIGGER OUT
EACH DC12V 80mA MAX
(ZA3000ES)
IR REMOTE
(Page 76)
>07S
DCDC
BOARD
(1/2)
CN1651
(Page 65)
>08S
SPTM
BOARD
CN991
Note: IC200 on the AUDIO board cannot
>107S
replace with single. When this part
AUDIO
BOARD is damaged, replace the complete
(2/6)
mounted board.