10
10
STR-K740P/K840P
3-2. Block Diagrams – MAIN Section –
AUDIO IN
AUDIO IN
AUDIO IN
MULTI
CH IN
FRONT
SURROUND
CENTER
SUB WOOFER
J401
PROC.
L IN9
2
L REC3
67
L IN7
71
L IN2
63
L REC1
61
L IN1
62
51
L OUT
L IN5
69
47
SL OUT
39
C OUT
35
SW OUT
MUTING
Q361
DATA
20
CLK
21
LATCH
22
MUTING
Q365
MUTING
Q363
MUTING
Q364
15
CLK
SDA
SCL
16
LATCH
14
DATA
SYSTEM CONTROL
IC1601(2/3)
J404
DVD/LD
IN
VIDEO 2
IN
J1101
3
5
6
2
IC1102
DIGITAL AUDIO
I/F RECEIVER
IC1101
L
DIN2
5
DO
35
DI
36
CLK
38
CE
37
ERROR
34
XSTATE
17
XMODE
48
13
CK OUT
14
BCK
15
LRCK
16
DATAO
IC1102
X1101
12.288MHz
AUDIO DSP
IC1201
KFSI0
22
SDI2
30
HCLK
34
HCS
36
HACN
32
PM
113
BST
56
XRST
2
23
SDO1
24
SDO2
25
SDO3
BCKI2
29
LRCKI2
28
IC1202
SRAM
AUDIO CODEC
IC1501
MCLKI
39
CDT1
43
CCLK
42
CS
41
PD
17
S.MUTE
3
27
L OUT1
BCK
4
LRCK
5
SDTO
9
SDTI1
6
SDTI2
7
SDTI3
8
25
L OUT2
23
L OUT3
24
R OUT3
LIN+
30
LIN-
29
2
1
IC1502
6
7
IC1502
ANALOG SOUND
AL IN
11
SL
13
16
15
AL OUT
10
DL IN
27
29
31
32
ASL IN
ASW IN
AC IN
SL
C
SW
DSL IN
DC IN
DSW IN
A
98 97 95 96 99 100
94
1
DO
DI
CLK
CE
ERROR
XSTATE
CKSEL1
DATA0
20
HCLK
4
HCS
5
HACN
7
PM
3
BST
6
XRST
10
CDT1
12
SCL
13
CS
8
PD
9
SMUTE
24
ANA/DIG
MUTING
CONT
Q1601,1602
21
5
6
34
33
F.MUTING
MUTING
SWITCH
Q379
49
MD0
51
MD2
28
SP SWITCH/FLASH 1
27
FLASH 2
MD0
VDD
MD2
FLASH 1
FLASH 2
RESET
+3.3V
CNS3
B
J403
J402
CD
MD/TAPE
DVD/LD
VIDEO 2
AUDIO OUT
OPTICAL
IN
IC1105
DIN1
4
• Signal Path
• R-CH is omitted due to same as L-CH.
: FM
: CD(ANALOG)
: DVD (DIGITAL)
22
21
XIN
XOUT
93
XMODE
CKSEL1
47
GP9
68
HD OUT
35
HD IN
33
2
GP9
18
HD OUT
19
HD IN
9
MCLK1
12
MCLK2
X1201
13.5MHz
14
SCK OUT
20
BCKO1
19
LRCKO
18
SDI1
24
AUDIO
GP8
69
EXLOCK
59
L IN8
1
FLASH
FOR
PROGRAMMING
TUNER PACK
FM
75
Ω
COAXIAL
AM
R-CH
ST-DI
ST-DO
CLK
CE
STEREO
TUNED
MUTING
FM
AM
R CH
L CH
SYSTEM CONTROL.
IC1601(1/3)
DO
76
J200
V1 OUT
15
V1
13
M.OUT
1
14
SW1
VIDEO SELECT
VIDEO OUT
VIDEO OUT
VIDEO 1
MONITOR
J201
V2
5
DVD
3
DVD/LD
VIDEO 1
VIDEO IN
VIDEO IN
VIDEO IN
VIDEO 2
IC103
10
SW2
4
SW3
6
SW4
2
SW5
SLATCH
78
STEREO
74
TUNED
73
MUTING
75
RDS-DATA
RDS DATA
53
RDS-INT
RDS CLOCK
52
FM SIG OUT
RDS SIGNAL
43
SW1
90
SW2
89
SW3
88
SW4
87
IN
OUT
IN
COAXIAL
OPTICAL
DIGITAL
ANTENNA
AEP, UK
D204
D203
-
-
D1101
IC201
D1601
SDA
SCL
EEPROM
IC1604
