Sony HT-7000DH / STR-K7000 Service Manual ▷ View online
STR-K7000
17
17
STR-K7000
4-5. BLOCK DIAGRAM — XM SECTION —
18 COMRXP
23 COMTXP
J101
XM DIGITAL
TRANSCEIVER
IC102
BUFFER
IC103
X101
45.158MHz
XM
+D
–D
2
3
22 COMTXM
3
SCTXOUT
5
SCRXIN
7
COMMSEL
9
IRQ
XM64FS
XMDATA
XMFS
XM256FS
3
12
11
2
6
7
5
4
1
39
I2SSCLK
8
17
2
37
I2SDATA
3
41
I2SLRCLK
16
43
I2SOCLK
11
RESET
26 OSCOUT
28 OSCIN
XM MIXMI
XM MIXMO
9
18
XMCOMMAND
XMREQ
13
MD
14
MC
XM DACMDI
XM DACMC
BCK
DATA
LRCK
SCK
15
ML
7
VOUTL
XMDACMS
XML
XMR
XM RESET
DBPOWER
AC1
AC2
19 COMRXT
6
7
8
VOUTR
XM+3.3V
XM+5V
XM+5.3V
2
1
4
2
1
3
1
3
1
RESET
Q101,104
D/A CONVERTER
IC105
XM AMP
IC104
IC106
F40
RECT
D104
D104
IC107
XM+5V
REG
IC101
XM+3.3V
REG
XM5.3V REG
KEY/DISPLAY
SECTION
G
TUNER/AUDIO
SECTION
C
DIGITAL
SECTION
F
(Page 18)
(Page 14)
(Page 15)
STR-K7000
18
18
STR-K7000
4-6. BLOCK DIAGRAM — KEY/DISPLAY SECTION —
83
FL DISPLAY DRIVER
IC100
14
I
29
82
29
30
5
6
65
64
54
SW NETWORK
S101–107,124
RV102
MASTER
VOLUME
VOLUME
D105
MULTI CHANNEL
DECODING
56
51
49
28
27
77
+3.3V
(STBY)
X1
X0
SDA
SCL
POWER KEY
38 ADCC
FLASH1/XM_TX
FLASH2/XM_RX
MD2
MD0
RSTX
SDA
SCL
EEPROM
IC1131
AUTO
CAL MIC
J2000
D2014
X1101
24MHz
XM MIXMO
XM MIXMI
SIRCS
9
4
2
9
FL LAT
9 STB
7 DIN
8 CLK
3
6
8
1
SW1
GRID12
I
GRID1
SEG1
I
SEG16
VOL ENC A
VOL ENC B
VOL ENC B
A/D2
SW NETWORK
S108–111,115
A/D1
1
3
31
32
RV101
INPUT
SELECTOR
ENC A
ENC B
ENC B
1
3
BUFFER
IC101
1
REMOTE
CONTROL
RECEIVER
IC102
OUT
SIRCS
SYSTEM
CONTROL
IC1101 (4/5)
CNP504
S100
FLASH1
FLASH2
MD2
MD0
RESET
RESET
SCL
SDA
1
2
7
6
6
5
8
9
8
9
FLASH
PROGRAMMING
1
2
I
/ I
XM
SECTION
G
FL DATA
FL CLK
TUNER/
AUDIO
SECTION
D
39
40
FL101
VACUUM
FLUORESCENT
DISPLAY
IC1111
RESET
31
I
42
LED
DRIVER
Q110
1
5
MIC AMP
IC2000
(Page 17)
(Page 14)
STR-K7000
19
19
STR-K7000
4-7. BLOCK DIAGRAM — POWER SECTION —
8
12
11
DRIVE
POWER AMP
Q701-704
CURRENT
DETECT
Q705,706
RY791
RY600
RY601
RY701
PRE DRIVER
IC701
IN 2
+VOUT2
-VOUT2
SPEAKERS
IMPEDANCE
USE 6-16Ω
R
L
FRONT B
L
SURROUND
CENTER
R
R-CH
R-CH
R-CH
L-CH
R-CH
SL-CH
C-CH
R-CH
SR-CH
R-CH
TUNER/
AUDIO
SECTION
E
RY901
RY801
AC1
AC2
F2
+3.3V
(STBY)
+2.6V
+5V-1
-7V
+7V
TU+10V
-20V
RECT
D910-913
T902
POWER
TRANSFORMER
D914
AC IN
DETECT
Q921
D915
AC IN
~
OVERLOAD
DETECT
D740,Q740
8
61
12
11
DRIVE
POWER AMP
Q501-504
CURRENT
DETECT
Q505,506
-20V REG
Q801
B- SWITCH
Q691,692
RELAY
DRIVER
Q901
PRE DRIVER
IC501
IN2
+VOUT2
-VOUT2
OVERLOAD
DETECT
D540,Q540
8
12
11
DRIVE
POWER AMP
Q651-654
CURRENT
DETECT
Q655,656
PRE DRIVER
IC601
IN 2
+VOUT2
-VOUT2
OVERLOAD
DETECT
D640,Q640
RELAY
DRIVER
Q790
RELAY
DRIVER
Q610
RY501
RELAY
DRIVER
Q550
69
66
62
PROTECTOR
D721,722,732
Q722,723,725,793,795
55
58
48
68
F1
OVERLOAD
DETECT AMP
7
2
IC691
-B-1
-B
+3.3V/+2.6V
REG
4
5
+3.3V
2
IC1901
+5V-2
+5V
REG
1
3
IC1001
+3.3V
REG
1
3
IC1904
+9V
REG
1
3
IC1902
-15V
+15V
+7V
REG
3
1
IC801
-7V
REG
1
3
IC802
+5V
REG
1
3
IC1031
+B
+B-1
R-CH
R-CH
R-CH
R-CH
R-CH
R-CH
RECT
D802
D802
RECT
D920-923
RECT
D805-808
T901
POWER
TRANSFORMER
TM602
R
FRONT A
L
R-CH
TM601
TM502
J791
PHONES
HP-RY
SB-RY
FRONT RY
REAR-RY
CENTER RY
HP DETECT
HP-RY
HP DETECT
SB-RY
FRONT-RY
REAR-RY
CENTER RY
HP_RY
FRONT RY
REAR_RY
PROTECTOR
HP DETECT
P0WER RY
67
SP_B_RY
72
BRIDGEABLE RY
STOP
C/SB RY
SYSTEM
CONTROL
IC1101 (5/5)
PRE
DRIVE
PRE
DRIVE
-B-1 +B-1
-B-1 +B-1
-B-1 +B-1
PRE
DRIVE
RELAY
DRIVER
Q710
RELAY
DRIVER
Q809
R810
R811
F901
R910
RELAY
SWITCH
B+ SWITCH
Q693-695
RELAY
DRIVER
Q800
D1110
D1108
D1107
D1111
• Signal path
: TUNER (FM/AM)
• R-ch is omitted due to
same as L-ch.
same as L-ch.
(Page 14)
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