Schematic Diagram - Main Board (7/9) - Sony STR-KM22 Service Manual

5-13. SCHEMATIC DIAGRAM – MAIN Board (7/9) –
1 2 3
MAIN BOARD (7/9)
A
>001S
B
MAIN BOARD 1
(1/9)
(Page 23)
C
D
E
F
>028S
47
MAIN BOARD
(5/9), (6/9)
G (Page 27), (Page 28)
PROG_VU_RST
>047S
64
MAIN BOARD
(9/9)
(Page 31)
H
>030S 50
MAIN BOARD
(5/9)
(Page 27)
>043S
61
I MAIN BOARD
(6/9)
(Page 28)
>046S
63
MAIN BOARD
(6/9)
(Page 28)
J
DIR_RST
>042S
60
MAIN BOARD
(6/9)
(Page 28)
K
>048S
65
MAIN BOARD
(9/9)
(Page 31)
STR-KM22/KM55/KM77
• See page 19 for Waveforms. • See page 47 for IC Block Diagrams.
4 5 6 7
CL2231
CL2230
CL2228
CL2232
CL2229
R2149
10k
FSRATE
DSP_ERROR
C2022
220 16V
CL2238
0 0 3.1 3.3 0.8 0.8 1.7
75 74 73 72 71 70
R2059
10k
C2024 4.7
CL2235
3.3
76 VCC
DSP_NPCM 0
DSP_NPCM
77
1
TCK
78
RB2133 3.3
79 TDI
100
3.3
80 TMS
3.3
TD0
81
DSP_MISO 3.4
DSP_MISO
82
DSP_MOSI 3.2
RB2102
83 DSP_MOSI
100
DSP_SPICLK
3.3
84 DSP_SPICLK
DSP_SPICS 3.3
DSP_SPICS
85
DSP_SFLASH_HOLD 0
86 DSP_SFLASH_HOLD
DSP_INT 0
RB2121
87 DSP_INT
100
DSP_RST 3.3
DSP_RST
88
3.3
89 NFC_RFDET
DIR_XSTATE 3.3
DIR_XSTATE
90
DIR_SIGNAL 3
RB2124
DIR_SIGNAL
91
100
DIR_MISO 0
92 DIR_MISO
3.3
VU_RST
93
R2147 680
94 NC
JL2112
R2234 10k 0
NO_USE
95
0
R2235 10k
NO_USE
96
JL2111
3.3
97 VCC
COM_CLK 3.3
R2098 100
DIR _SPIO
98
0
COM_DATA R2032 100
99 DIR_MOSI
VSS
100
C2402 0.1
1 2 3 4 5
3.3 3.3 3.3 3.2 0 3.4 3.4
C2101 0.1
C2033 0.1
R2122 2.2k
R2238 2.2k
R2239 2.2k
R2123 2.2k
• See page 53 for IC Pin Function Descriptions.
8 9 10
R2121
10k
RB2119
100
0 0.7 0 0 3.3 3.3 3.3 3.2 0 3.3 3.3 3.3 3.3 3.3 3.3 3.3
69 68 67 66 65 64 63 62 61 60 59 58 57 56 55 54 53 52 51
VSS 50
5 1.5
X1
49
1.4
X0 48
4
0
MD0 47
0
R2039
MD1
46
3.3 R2097
FL_LAT 45
3.3
R2023
FL_DATA
44
3.3
FL_CLK 43
3.4
FAN_BLK 42
2.8
FUSE_DET
41
3.2
POWER_RY 40
IC2106 0
STOP 39
MB9AF156NPMC-G-JNE2
3.3
IC2106
INITX 38
0
FAN_CTRL 37
SYSTEM CONTROL
0
UART_SEL
36
3.3
VCC 35
VSS 34
1.2
C
33
3.2
LED_BAR 32
3.2
VOL_LED
31
3.2
INPUT_LED 30
NC 29
NC
28
3.3
BT_MUTE
27
3.3
VCC 26
6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25
0 3.4 3.4 3.2 3.3 3.3 3.2 3.2 0 0 3.3 3.3 3.3 0
R2233
100
C2624 0.1
R2092 10k
C2140 0.1
1
IC2107
BR24T64FJ-WE2
2
IC2107
3
EEPROM
4
29 29
11 12 13 14
R2025
10k
IC2117
BU4229F-TR
IC2117
RESET
3.3
1 GND VOUT 4
C2127 0.1 3.3
1.6
2 VDD CT 3
R2135
1k
C2469 0.1
X2002
4MHz
R2110 10k
R2119
10k
10k C2028 220 4V
100 FL_LAT
FL_DATA
100
FL_CLK
RB2104
100
RB2107
100
R2026 10k
C2416
0.1
C2057 4.7 C2112 0.1
LED_BAR
R2152 100
R2153 100 VOL_LED
INPUT_LED
R2154 100
R2015
10k
C2417 0.1
C2025
R2120
4.7
10k
NFC_RFDET
STBY SUPPLY
FB2035
0uH
3.3
3.3 0 Q2709
8 PMG85XP
+3.3V STBY SUPPLY
7
3.3
3.3
6
3.3
CL2102
5
STR-KM22/KM55/KM77
15 16 17
54 >034S
MAIN BOARD
(5/9)
(Page 27)
>035S
55
MAIN BOARD
(5/9)
(Page 27)
57 >037S
MAIN BOARD
VCOM_SDA (8/9)
(Page 30)
MU_UART_IN
MU_RST
66 >049S
MAIN BOARD
(9/9)
(Page 31)
PROG_MU_MD0
FUSE_DET
>045S
62
MAIN BOARD
(6/9)
(Page 28)
CN2504
10P
CL2052
1
FAN_CTRL
CL2061
3 FAN_BLK
CL2062
4 POWER_RY
CL2063
5 STOP
CL2064
>050S
6 +3.3V STBY SUPPLY
CL2065
BT_MUTE 7 +6V STANDBY
BOARD
8 +6V CN912
CL2068 (Page 39)
9 DGND
CL2069
10
+12V
+12V_DCDC
59
>039S
+6.3V_DCDC
58
MAIN BOARD
(5/9)
(Page 27)
+6V
D_GND
3.3V
STBY_3.3V
GND
>005S
8
MAIN BOARD
(5/9)
(Page 27)
46 >026S
MAIN BOARD
(4/9)
(Page 26)