Schematic Diagram - Digital Board (1/4) - Sony STR-KM7600 Service Manual

5-28. SCHEMATIC DIAGRAM — DIGITAL BOARD (1/4) —
1 2 3
DIGITAL BOARD (1/4)
A
C2154
470
B 10V
3.3
IC2022
IC2022
BA33BC0FP-E2
+3.3V REG
C2153
4.6
0.47
C2156
470
10V
5
L IC2013
IC2013
MM1665ATRE
C
+5V REG
6.3
THERMAL
FB2025
C2230
C2225 10 0uH
SENSOR CN2103
0.1 50V
4P
+5V 1
BOARD
JL2217
GND 2
CN250
JL2203
THERMAL1 3
JL2204
(Page 46)
THERMAL2 4
JL2205
CN2102
9P
+5V GND 10
JL2207
+5V 9
D
JL2206
K
SW PROTECT 8
JL2075
SUB-T (CEC) 7
JL2076
ST OP(AC OFF DET) 6
JL2074
STANDBY POWER RY 5
JL2073
+4V 4
DCDC BOARD
JL2072
GND 3
CN970 JL2071
+6.5V 1
JL2070
(Page 34)
E
IC2021
IC2021
KIA7809API-U/PF
+9V REG
15
C2150
0.47
0.7
F
9.6
C2149
47
R2116
25V
4.7k
FUSE_DETEC
R2115
8.2k
FB2009
0uH
CN2205
R2113
9P
1k
L_CH 1
LCH OUT 1
TN1
G VCC 2
ANTENNA VCC +9V 2
R2112
1k
RCH OUT 3 R_CH 3
GND 4
GND 4
COAXIAL
SD 5 SD 5
CE 6 TUNER CE
6
DI 7 TUNER DI 7
AM
CL 8
TUNER CL 8
DO/ST/SD 9 TUNER DO 9
H
I
J
DIGITAL BOARD
4
(4/4)
(Page 42)
STR-KM7600
• Refer to page 19 for Waveform
4 5 6
R2146
FB2017 0uH
FB2015 0uH
IC B/D
IC2009
IC2009
SI-3033KM-TLS
+3.3V REG +3.3V
3.3
C2159
SENSE 5
100
3.3
10V
VOUT 4
C2158
GND
0.1
6 GND 3
4.3
VIN 2
C2157
E 1
22
5 50V
C2155 R2141
0.47 1k
R2140
47k
FB2002
0uH
HDMIREG CTRL
DSP SEL
HDMI_ERROR
VCC
CEC
5
3
DIGITAL BOARD
1
(3/4)
(Page 41)
• Refer to page 48 for IC Block Diagrams.
7 8 9
10k
RB2007
10k
*1, R2199
R2203
47k : EXEPT EA 100
0 : EA
C2162 100p
C2161 100p C2195
0.1
100p
C2160
0.9 0.8 0.9 0 0 2.8 3.3 3.3 3.3
*2, R2200
4.7k : AUS, AUS(2)
C2220 10k : SAF 120 119 118 117 116 115 114 113 112 111 110
C2221
47
0.1
25V
R2204
100 0
1 COM CLK
R2205
0
100
COM DATA
2
R2277
C2263
0
100 0.1
3 LF RESET / S-air Sur Sel
R2207 R2237
0
2.2k 0.1
4 PH RY
R2220 R2208 0
HP DETECT
10k 10k
5 HP DETECT
R2209
3.2
2.2k
6 BRIDEGEBLE RY
R2229
3.2
100
7 LF LAT
R2231
3.2
100
8 LF CLK
R2230
0
100
9 LF DATA
C2189
R2210 10k 3.2
0.01
10 TUNING A/MULTI ST
C2183
3.3
R2211 10k 0.01
11 TUNING B/NIGHT MODE
C2184
R2212 100 0
0.01
12
TUNER LAT
C2185
0
R2213 1k
0.01
13 TUNER DI(MICOMTO TUNER)
C2186
R2214 1k 0
0.01
14 TUNER CLK
R2216 100 3.3
15 TUNER DO(TUNER TO MICOM)
R2215
R2217 100 10k 3.3
16 HDMIREG CTRL
C2187
R2218 100 0
0.01
17 DSP SEL
0
18 VSS
C2203
0.1
19 VCC
C2190
3.3
RB2005 0.01
20
100 RDS DATA
C2191
220p 2.6
V SW4
21 V SW4
C2192
0
V SW3 220p
22 V SW3
C2193
0
V SW2 0.01
23 V SW2
C2194
0
0.01
V SW1
24 V SW1
C2196
0
COMP S1 0.01
25 COMP S1
C2197
0.01 3.3
COMP S2
26 COMP S2
C2198
0
PS(V MUTE) 0.01
27 PS(V MUTE)
RB2006 3.3
100
28 CEC OUT
0
29 FUSE DETECT
3.8
30 HDMI ERR
3.1
C2227
4.7
31 32 33 34 35 36 37 38 39 40 41
3.2 0 3.2 0 0 3.3 0 3.3 3.2 0 3.3 3.3
RB2002
100
39 39
• Refer to page 53 for IC Pin Function Descriptions
10 11 12
C2209
0.01
C2223
0.1
C2229
R2187
4.7 10k
3.3 3.3 3.3 0 0 1.7 3.3 3.3 3.3 3.3 0 3.3 3.3 0 0 3.3
109 108 107 106 105 104 103 102 101 100 99 98 97 96 95 94 93 92 91
R2185
100
3.3
90
HDMI_UART_TX
R2186
3.3 100
HDMI_UART_RX 89
88
CEC IN
3.3
87
SAIR INT
2.2
86
RDS INT
3.3
85
POWER KEY
3.3
84
SIRCS_IN
RB2000
0
100
83
STOP
2.7 DCAC_DSP_IN
82
DCAC_DSP_IN
0
81
DSPINT R2180
3.3
10k
80
VOL_JOG(2A)
R2179
3.3
10k
79
VOL_JOG(2B)
0
78
EEPROM CLK
3.3
C2188
77
VCC 0.1
0
76
VSS R2178
IC2007 0 100 DSP SPICLK
75
DSP SPICLK
R2177
IC2007
0 100 DSP MOSI
MB91353APMT-G-1234E1 74
DSP MOSI
SYSTEM CONTROL
3.3 DSP MISO
73
DSP MISO
3.2
72
SB/Bi-Amp RY
3.2
71
C/SW/S/SB RY
3.3
70
SW Preout PY
3.3
69
FRONT A RY
RB2004
68
SAIR DET 2.2k
67
SIAR RESET/SW_PROTECT
66
SAIR ADC SEL
3.3 DSP SPDIDS(LAT)
65
DSP SPDIDS(LAT)
R2037
3.3 DSP RESET
0
DSP RESET 64
R2169
0
0 DIR_DATAO
DIR_DATAO 63
3.3
RESET_TRG 62
5
R2246
0 100
X1A 61
R2261
0
C2228
42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60
4.7
0 3.3 0 3.2 0 3.3 3.3 1.7 3.3 0 0 0 3.2 3.3 1.4 1.4 0 0
C2182
0.1
R2164 R2166 X2000
10k 12.5MHz
0
6
DIGITAL BOARD
2
STR-KM7600
13 14 15
1
3
2
STOP(AC OFF DET)
DIGITAL
BOARD
(2/4)
(Page 40)
VCC
CEC IN
STOP
EEPROM CLK
RESET_TRG
GND
INIT
MD2
CEC_OUT
DAC/DIR_DI
D2019
DAN222-TL
D2025
MA2J1110GLS0
D2017
DAN222-TL
COM CLK
COM DATA
PH DETECT
HP RY
C/SW/S/SB RY
SW Preout PY
FRONT A RY
SBL/SBR/Bi-Amp RY
BRIDEGEBLE RY
4
(4/4)
(Page 42)