STR-KM5/KM7
STR-KM5/KM7
2323
5-10. SCHEMATIC DIAGRAM – DIGITAL AUDIO Board (2/4) –
• See page 45 for Waveforms. • See page 49 for IC Block Diagrams. • See page 56 for IC Pin Function Descriptions.
Ver. 1.4
1
A
B
C
D
E
F
G
H
I
J
K
2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17
DIGITAL AUDIO BOARD (2/4)
4
5
1
6
7
12 13 14 15 181716
3.3
3.3
3.3
0
3.3
3.3
3.3
3.3
6.3
3.3
3.3
3.3
3.3
3.3
0.6
3.3
3.3
3.3
3.3
3.3
0
0 3.3 00 3.3 3.3 3 3.3 3.3 3.3 0 0 0 3.3 3.3 0 3.3 0 0 3.3 3.3 3.1 1.4 2.8 3.3 3.3 3.3 3.3 0.2
3.3
3.3
0
3.3
0
3.3
3.3
3.3
0
0
3.3
3.3
3.3
3.3
3.3
3.3
1.4
0
3.3
3.3
3.3
0
3.3
3.3
3.3
3.3
3.3
3.3
0
3.3
0
2.8
0
0
0
3.3
3.3
0
0
3.3
1.7
2.6
3.3
0
1.7
0
0
3.3
0
3.3 3.3 0 0 0 3.3 3.3 0 0 0 3.3 3.3 3.3 2 3.3 3.3 3.3 3.3 0 3.3 1.6 0 0.7 0.7 0 0 1.7
4MHz
X2101
100
RB2102
1
2
3
4
5
6
7
8
9
9P
CN2509
DGND
3.3V
RESET
CLK
SO
SI
PROG
MD2
MD0
0.1C2112
0uH
FB2311
0uH
FB2101
0.47
C2021
VCC
GND
OUT
BA33BC0FP-E2
IC2107
CL2007
CL2005
CL2004
CL2003
CL2001
CL2006
CL2002
CL2010
CL2009
CL2053
CL2031
CL2027
CL2024
CL2059
CL2040
CL2049
CL2041
CL2051
CL2058
CL2025
CL2056
CL2210
CL2212
0.1
C2459
100
RB2109
6P
CN2506
JL2818
JL2820
JL2817
JL2815
JL2816
1
2
3
4
5
6
GND
+3.3V
XRESET
SO
SI
SCK
JL2819
10k
R2131
10k
R2865
10k
R2898
10kR2228
10kR2002
10kR2915
R2897
10k
R2879
10k
10k
R2132
10kR2130
10kR2001
100
RB2104
100
RB2107
10k
R2321
CL2061
CL2055
CL2050
10k
R2906
10k
R2157
22
R2882
22
R2878
22R2880
22
R2863
22
R2864
R2220 100
R2622 100
470
R2285
1.5k
R2100
1M
R2007
0.1
C2127
0.1
C2418
0.1C2865
0.1C2413
0.1C2416
0.1
C2469
0.1
C2722
0.1C2402
0.1C2101
0.1C2130
0.1C2119
470 16V
C2022
16V
47
C2131
DA2J10100L
D2019
1SR154-400TE-25
D2714
0uH
FB2889
100
R2919
100
R2619
100
R2607
220 4V
C2905
100k
R2392
470R2006
0.1
C2203
TC7SH126FU
IC2033
10k
R2249
0.1C2465
4.7C2126
100p
C2128
16
15
14
13
12
11
10
98
7
6
5
4
3
2
1
TC74VHC157FT (EKJ)
IC2032
SELECT
1A
1B
1Y
2A
2B
2Y
GND 3Y
3B
3A
4Y
4B
4A
ST
VCC
74AHC1G08GW-125
IC2019
100
RB2119
100
RB2105
MB90F058PF-G-NNE1
IC2105
1
PROTECTOR
2
HDMI_MUTE
3
IO_EX_CLK
4
TUNER_CE
5
TUNER_I2C/RDSI
6
TUNER_DA
7
TUNER_CLK
8
IO_EX_LAT
9
IO_EX_DATA
10
IO_EX_OE
11
POWER_KEY
12
SIRCS
13
NO_USE
14
NO_USE
15
VCC_3.3V
16
VSS_GND
17
C
18
DSP_MISO
19
DSP_MOSI
20
DSP_SPICLK
21
FL_LAT
22
FL_DATA
23
FL_CLK
24
VERSION
25
FAN_CTRL
26
TEMP_SENSOR_1
27
TEMP_SENSOR_2
28
LIMITER
29
VACS_CTRL
30
VOL_JOG
31
INPUT_JOG
32
AVCC_3.3V
33
AVRH
34
AD_KEY_1
35
AVSS
36
AD_KEY_2
37
USB_OVC
38
USB_RESET
39
USB_IPOD_REQ
40
USB_BUSY
41
HDMI_TX5V-POW
42
TX_RESET
43
RX_RESET
44
VSS_GND
45
PCONT_HDMI
46
HDMI_CECOUT
47
HDMI_CECIN
48
USB_MCHNG
49
USB_SDA
50
USB_SCL
51
MD2
52
MD1
53
MD0
54
RST
55
HDMI_TX_INT
56
HDMI_SDA
57
HDMI_SCL
58
HDMI_RX_INT
59
SI
60
SO
61
FLASH_CLK
62
UART_SEL
63
DSP_SPICS
64
DSP_SFLASH_HOLD
65
DVCC
66
DVSS
67
DSP_RST
68
DSP_INT
69
DSP_SEL
70
DSP_NPCM
71
DSP_ERROR
72
DIR_INT
73
POWER_RY
74
DIR_SIGNAL
75
DIR_RST
76
DIR_CE
77
PROG
78
PROG/ DIR_MISO
79
DIR_XSTATE
80
STOP
81
FAN_BLK
82
FUSE_DET
83
COMPO_SW2
84
V_MUTE
85
V_SEL1
86
V_SEL2
87
HDMI_NON_LPCM
88
COM_CLK
89
COM_DATA
90
VCC_3.3V
91 VSS_GND
92
X1(X_OUT)
93
X0(X_IN)
94
DAC_LAT
95
DAC MUTE
96
FSRATE
97
EVOL_CLK
98
EVOL_DATA
99
E2P_SDA
100
E2P_SCL
10kR2939
2.2k
R2881
R2951
1k
R2952
1k
2SC3052EF-T1-LEF
DATA SWITCH
Q2006
470
R2914
R2251
470
R2116
1M
R2322
1M
0.1
C2917
0.1
C2912
0.1
C2909
0.1
C2978
1000p
C2125
4.7
C2884
0.1
C2918
RT8H365C-T122-2
IC2811
1
CEC_IN
2
CEC_OUT
3
VDD
4
CEC
5
GND
6
0
R2746
R2929 100
R2930 100
R2124 100
0.1C2913
0.1C2121
0.1C2973
0.1C2974
0.1C2417
0.1C2976
0.1C2972
1000pC2975
100
RB2121
10k
R2621
CL2215
CL2216
CL2217
1
2
3
4
5
6
7
8
9
10
11
12
13
13P
CN2504
OVC
REG_CTRL
RESET
IPOD_REQ
BUSY
MCHNG
SCL
SDA
DGND
USB_SPDIF
DGND
+6.3V
+6.3V
100
RB2123
100
RB2124
10kR2932
100
RB2125
100
RB2126
10kR2993
10kR2989
10kR2992
10kR2324
10kR2052
0.1C2206
10kR2015
1000pC2466
100
RB2127
R2112
10k
R2994
2.2k
R2995
2.2k
10
C2023
10C2866
10C2906
0.1C2908
R2129 100
CL2219
S-80929CNMC-G8ZT2G
IC2020
IC2802
W25Q80BVSSIG
1
CE#
2SO
3
WP#
4Vss 5SI
6
SCK
7
HOLD#
8
Vdd
0R2980
0R2996
47R2997
47R2998
47
R2999
1.8kR2859
10kR2933
10kR2158
100R2984
100R2985
100R2986
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
15P
CN2503
FL_DIN
FL_CLK
FL_LAT
FLGND
+6.3V DCDC
DGND
+6.3V DCDC
DGND
+3.3V STBY
SIRCS
PW_SW
AD1
AD2
INPUT_JOG
VOL_JOG
4.7
C2883
RB751V-40TE-17
D2730
27kR2730
10k
R2620
MD0
MD2
SI
SO
FLASH_CLK
RESET
V_SEL1
MD2
HDMI_RX_RESET
FLASH_CLK
SI
DIR_SIGNAL
DSP_MOSI
DSP_SPICLK
DSP_SFLASH_HOLD
DSP_CS
DSP_MISO
E2P_SDA
DSP_SFLASH_HOLD
DSP_UART_SEL
CEC_IN
E2P_SCL
COM_DATA
COM_CLK
DIR_INT
DIR_MISO
DIR_MISO
DIR_MISO
DSP_ERROR
DSP_INT
DSP_RST
DSP_NONAU
POWER_RY
DSP_CS
DSP_UART_SEL
DSP_SEL
STOP
FL_DATA
CEC_IN
CEC_OUT
DAC_LAT
DAC_MUTE
DSP_MISO
DSP_SPICLK
FAN_CTRL
VERSION
DSP_MOSI
MD0
FL_DATA
FL_CLK
FL_LAT
FLGND
VOLUME
LIMITER
TEMP_SENSOR_2
TEMP_SENSOR_1
FL_LAT
FL_CLK
SIRC
AD_KEY1
INPUT
HDMI_TX_RESET
HDMI_TX5V
CEC_OUT
CEC
RESET_MAIN
MD
V_SEL2
CL2092
CL2097
CL2083
CL2093
CL2088
CL2091
CL2085
CL2098
CL2080
CL2086
CL2095
1
2
3
4
5
6
7
8
9
10
11
12
CN2103
12P
FAN_CTRL
VERSION
+3.3V STBY
STBY_SUPPLY
POWER_RY
STOP
FAN_BLK
V_SEL2
V_SEL1
V_MUTE
COMPO_SW2
FAN_CTRL
VERSION
POWER_RY
STOP
V_SEL1
V_MUTE
COMPO_SW2
V_SEL2
FAN_BLK
FAN_BLK
RESET
USB_SPDIF
INPUT
AD_KEY1
AD_KEY2
HDMI_NLPCM
SIRC
POWER_DET
SO
DIR_CE
DIR_RST
VOLUME
FUSE_DET
HDMI_SDA
FSRATE
PROTECTOR
TUNER_CE
IO_EX_CLK
TUNER_I2C/RDSI
AD_KEY2
VACS_CTRL
HDMI_MUTE
TUNER_SCL
IO_EX_LAT
IO_EX_OE
IO_EX_DATA
TUNER_SDA
COMPO_SW2
POWER_DET
V_MUTE
SO
UART_IN
HDMI_RX_INT
HDMI_SCL
HDMI_TX_INT
DIR_XSTATE
HDMI_PCONT
EVOL_CLK
EVOL_DATA
1
OUT
2
VDD
3
VSS
4
NC
5
CD
1
IN
2
IN
3
GND
4
OUT
5
VCC
1
Gate
2
In
3
GND
4
OUT_Y
5
Vcc
RESET SWITCH
IC B/D
IC2019
MAIN RESET
SWITCH
IC B/D
IC2033
SIGNAL SELECTOR
IC B/D
IC2032
EEPROM
IC2802
+3.3V REG
IC2107
SYSTEM CONTROL
IC2105
CEC SWTICH
IC2811
RESET SIGNAL
GENERATOR
IC2020
1
DIGITAL
AUDIO
BOARD
(1/4)
(Page 22)
3
DIGITAL AUDIO
BOARD
(1/4), (3/4)
(Page 22),
(Page 24)
4
DIGITAL AUDIO
BOARD
(1/4)
(Page 22)
6
DIGITAL AUDIO BOARD (4/4)
(Page 25)
7
DIGITAL AUDIO BOARD (4/4)
(Page 25)
FLASH
PROGRAMMING
FLASH
PROGRAMMING
POWER
AVIDEO
BOARD
CN271
(Page 36)
B
USB
BOARD
CN4100
(Page 43)
D
LED BAR
BOARD
CN104
(Page 41)
C
1
Note: IC2811 on the DIGITAL AUDIO board cannot exchange
with single. When this part on the DIGITAL AUDIO board is
damaged, exchange the entire mounted board.
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