Schematic Diagram - Digital Board (2/4) - Sony STR-DH730 Service Manual

5-12. SCHEMATIC DIAGRAM – DIGITAL Board (2/4) –
1 2 3
A
DIGITAL BOARD (2/4)
B
DIGITAL BOARD
2 2
(1/4), (3/4)
3
(Page 24), (Page 26)
CN2603
8P
JL2856
USB_SPDIF 1
JL2855
D-VIDEO MU_SO/TX 2
JL2854
C
BOARD MU_SI/RX 3
JL2858
J
4
(1/5) USB_UP_MU_RST
JL2852
CN3004 USB_UP_MU_MD2 5
JL2851
STOP 6
(Page 30)
NC 7
JL2850 POWER_RY
POWER_RY 8
DIGITAL BOARD
6
3
(1/4)
5
D (Page 24)
4
CL2007
MD0 9
CL2005
MD2 8
CL2004 DIR_MISO
PROG 7
CL2003
SI 6
FLASH
CL2001
SO 5
PROGRAMMING
CL2006 FLASH_CLK
CLK 4
CL2002
RESET 3
E
CL2010
3.3V
2
CL2009
GND 1
CN2602
9P
F
G
H
I
J
STR-DH730/DH830
• See page 45 for Waveforms. • See page 54 for IC Pin Function Descriptions.
4 5 6
ISA1235AC1-T112-1EF
CEC DATA SWITCH
SO
SI
FB2101
0uH
FUSE_DET
C2022 C2131
47 16V
470 16V
IC2107
3.3
BA33BC0FP-E2
IC2107
C2883
4.7
+3.3V REG
STBY_SUPPLY
R2158
MD0 6 C2119
0.1 10k
MD2 C2021
0.47
STOP
SI
D2714
1SR154-400TE-25
SO
RESET
3.3V -0.2 2.9
80 79
R2932
GND +3.3V_STBY 10k
COMP_DET
2.2
81 COMP_DET
COMP_SW2
0
82 V_COMP_SW2
V_MUTE_1 RB2102
7.0
83 V_MUTE
VSEL_1 100
0.5
84 V_SEL_SW1
VSEL_2
0.6
85 V_SEL_SW2
POWER_RY 3.9
86 POWER_RY
R2953 100
PROTECTOR
3.9
87 PROTECTOR
COM_CLK R2220 100
0.6
88 COM_CLK
R2921 100
COM_DATA 0.6
89 COM_DATA
R2923 100
C2418 0.1 3.9
90 VCC_3.3V
C2459 0.1
91 VSS_GND
X2101
2.3
4MHz R2100 92 X1(X_OUT)
R2007 1M
1.5k 2.0
93 X0(X_IN)
DAC_LAT R2920 100 0
94 DAC_LATCH
DAC_MUTE
0.6
95 DAC MUTE
EVOL_CLK
R2614 100 0.6
96 EVOL_CLK
EVOL_DATA R2112 100 0.6
97 EVOL_DATA
C/SL/SR_RY
R2613 2.2k 3.8
98
FL/FR_RY R2612 2.2k 0
99
SW_RY
R2114 2.2k 3.8
100
1 2
3.8 3.8
1 1 2 1
6
DIGITAL BOARD (3/4)
(Page 26)
7 8 9
Q2704
R2745 C2722
2SC3052EF-T1-LEF 27k
R2742 3.3 0.1
CEC DATA SWITCH
22k
3.3
R2741
3.3
2.7
Q2702 1k
0
1.6
Q2703
3.3
2SC3052EF-T1-LEF
3.3 CEC DATA SWITCH
R2746
3.3
2.7
220
0
R2747
R2743 R2744 Q2705
C2721
10k
22k 10k RT1N141C-TP-1
0.1
0
CEC DATA SWITCH
CL2213
0 3.2 3.9 3.9 3.0 0.6 3.3 4.0 0.6 0.7 0.7 4.0 4.0 0.7 4.0 0.7 0 4.0 2.0 0.7 4.0 3.9 3.5 4.0 3.9 3.9 0.7
78 77 76 75 74 73 72 71 70 69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51
NO USE/ SCL
HDMI_MOSI/ SDA
HDMI_MISO/ NO USE
HDMI_CECIN
POWER_KEY
VSS_GND
HDMI_CECOUT
IC2105
MB90F058PF-G-JNE1 HDMI_RST/VMCOM_RST
DCAC_MUTE
IC2105
1 VOL_JOG
SYSTEM CONTROL INPUT_JOG
TONE_JOG
AD_KEY_2
AD_KEY_1
C/SL-SR_RY
FRONT_SPK_A_RY
LIMITER
PREOUT_SW_RY
AVCC_3.3V
FL_CLK
3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30
0.5 0 3.7 0.7 4.1 4.1 3.5 4.2 2.8 4.1 0.9 0.9 2.5 3.0 1.4 1.4 0.9 4.1 0.9
R2197
100
R2972
2.2k
R2973
2.2k
7
4
DIGITAL BOARD
(1/4), (3/4)
(Page 24), (Page 26)
25
25
10 11 12
R2186
0
C2127
R2132
D2019 10k 0.1
3.3 R2951
DA2J10100L
Q2006 1k
0
2SC3052EF-T1-LEF
DATA SWITCH
R2285
0 R2952
470
1k
FL_CLK
FL_DATA
R2929 100
50
FL_LAT
R2930 100 HDMI_MOSI/SDA
49
INPUT
HDMI_MISO/SCL
2.9
48
R2906 10k AD_KEY1
0.8 CEC_IN
47
AD_KEY2
0.8 SIRC
R2124 100
SIRCS 46
SIRC
4.0 R2123 100 POWER_DET
45
POWER_DET
4.0
C2909 0.1
44
VOLUME
CEC_OUT
43
DCDC+4V
0.8 HDMI_RESET
42
FL_GND
4.1 RB2107 DCAC_MUTE
41
R2324 10k C2125 1000p
100
4.1 VOLUME
40
R2321 10k C2466 1000p
4.1 INPUT
39
R2052 10k C2206 1000p
RB2106 TONE
4.1
38
R2015 10k C2208 0.1
100 TONE
4.1 AD_KEY2
37
R2054 10k C2130 0.1
4.1 AD_KEY1
36
DCAC_MUTE
4.2
AVSS 35
DCAC_IN
R2622 100
34
V2_AUDIO_L
0.5
C2417 0.1
AVRH 33
VIDEO2_AGND
4.2
32
V2_AUDIO_R
0.8 FL_CLK
R2119 100
31
4.1 C2023 10 LIMITER
C2416 0.1
+7V
-7V
R2620 100 FL_DATA
FL_LAT
R2621 100
COMP_SW2
V_MUTE_1
VSEL_1
C2884
4.7
VSEL_2
COMP_DET
STOP
STBY_SUPPLY
+3.3V_STBY
VERSION
MODEL
13 14
7
DIGITAL BOARD (4/4)
(Page 27)
STR-DH730/DH830
13 14 15
IC2020
S-80929CNMC-G8ZT2G
IC2020
RESET SIGNAL GENERATOR
4.2 0
5
1 OUT CD
4.2
2 VDD
0.86
3 VSS NC 4
C2469 0.1
DIGITAL BOARD
8
(3/4)
15
(Page 26)
FB2311
0uH
CN2116
25P
CL2041
1 FL_CLK
CL2049
2 FL_DIN
CL2040
3 FL_LAT
CL2059
INPUT_JOG
4
CL2024
5 AD1
CL2027
6 AD2
CL2210
7 SIRCS
CL2211
8 PW_SW
CL2212
9 VOL_JOG
CL2047
10 +3.9V_DCDC
CL2031
11 FL_GND DISPLAY
12 FL_GND
BOARD
CL2053 C
13 +3.3V(STBY)
CL2056 CN104
14 DGND
CL2058
(Page 21)
15 TONE_JOG
CL2038
16 D_GND
CL2052
17 MIC_MUTE
CL2046
18 DCAC_IN
CL2030
19 V2_AUDIO_L
CL2025
20 A_GND
CL2021
21 V2_AUDIO_R
CL2061
22 V_GND
CL2051
23 V2_VIDEO
CL2055
24 +7V
CL2050
25 -7V
CN2103
14P
CL2094
14 COMP_SW2
13 NC
CL2086
12 V_MUTE_1
CL2098
11 VSEL_1
CL2080
10 STANDBY-
VSEL_2
CL2091
AVIDEO PC
9 VIDEO2
CL2085
N
8 VIDEO2_VGND BOARD
CL2093
7 COMP_DET CN271
CL2088
6 STOP (Page 41)
CL2097
5
POWER_RY
CL2083
4 STBY_SUPPLY
CL2092
3 +3.3V STBY
CL2087
2
VERSION
CL2095
1 MODEL
DIGITAL
1
1
BOARD
(1/4)
(Page 24)