Diagrams; Block Diagram - Main Section (1/2); Block Diagram - Main Section (2/2) - Sony STR-DE845 Service Manual

4-1. BLOCK DIAGRAM – MAIN Section (1/2) –
TM301
TUNER UNIT
TM301
(ANTENNA)
FM
FM
75
AM
AM
L OUT
10
R OUT R CH
12
4 14 15 13 2 3 1
EQ AMP
IC302
J301
PHONO IN L
CD IN L
J302
(DE845) (DE945)
IN L
MD/TAPE DAT/MD
RECOUT L
J303
IN L
TAPE
RECOUT
L
(DE945)
IC001
IR LINK
DVD/LD IN 5
DET 7
SELECT
4
IC002
SWITCH
IR LINK 6
TV/SAT IN
10
IC1005
DET
3
11
IC003
4
IR LINK 12
DAT/MD IN
DET
IC004 A
14
IR LINK
MD/DAT OUT 9 B 2
DET
IC007
J1001
COAX DVD/LD IN
(DE945)
J299-1
VIDEO 3 INPUT AUDIO L
(DE845) J201 VIDEO SELECT
MONITOR
IC201
VIDEO OUT
+5V
1 M OUT VCC 16
13
VIDEO IN V1 IN
VEE 8 –5V
VIDEO 1
VIDEO OUT 15
V1 OUT
9
VIDEO IN V2 IN
SW1 14
J202
VIDEO 2
SW2 10
VIDEO OUT 11 V2 OUT
SW3 4
TV/SAT VIDEO IN 3 TV SW4 6
D201
DVD/LD VIDEO IN 5 LD
SW5 2
J203
Y SWITCH
J253-1 IC252
Y
TV/SAT 15 Y
3 TV V1 0
SW1 14
S-VIDEO IN
C SW2 10
SW3 4
C
J253-2 5
LD
Y
6
SW4 J252-2
DVD/LD
13 V1 I
SW5 2
VIDEO 1
S-VIDEO IN M 0 1
D204 S-VIDEO OUT
C
C SWITCH
IC251
D205
Y
J252-1 3
TV V1 0 15
2
VIDEO 1 5 SW5
LD
14
SW1
Y
C 13
S-VIDEO IN V1 I
SW2 10
SW3 4
SW4 6
C
M 0 1
05
SECTION 4

DIAGRAMS

SELECTOR
IC309
IC330
26 TUNER COM 26
27 CD COM 27
25 MD COM 25
23 TAPE
15 14 16
(DE945)
AUDIO SELECT
IC301
J305
3
TV/SAT INPUT L
4
DVD/LD INPUT L
2
OUTPUT L
8
VIDEO2
J304
7
INPUT L
6
OUTPUT L
11 12
VIDEO1
10
INPUT L
CONTROL
15 14 16
DIGITAL AUDIO
I/F RECEIVER
IC1101
CK OUT
3
D IN
36
DI
12.288M
38 CLK
37 CE
A
B
48
58 59 60 84 56 57 55 108 107 47 48 46 112 110 111 109 118
VIDEO
77
(SW1)
VIDEO
76
(SW2)
VIDEO
75
(SW3)
VIDEO
72
(SW4)
D202
J251
MONITOR
S-VIDEO OUT
SELECTOR
IC303 IC304
27
26
25
27
26
25 17
IC1403
14
13
CONTROL
IC1403
12
DOLBY 11
DIGITAL AUDIO DECODER
15 14 16
IC1301 IC1403
6 7
AU
24
DATA0
IC1403
4
AU
23
DATA1
85
SDIA1 5
3
AU 2
22
16 84
DATA SDIA0 DATA2
IC1403
13
14 83
BCK SDBCK0 SRAM
IC1402
LRCK 15 82 SDWCK0
IC11404 IC1404
3
6
22 8 XI
5 2
7
1
D0 – 7
34
ERROR
IC1404
35
DO
SO
83
32
AUTO
X3501
12.288MHz
17 69 68 66 62
Q1204
Q1203
116 113 114 106 85 6 1 2 4 5 3 24 – 17 25
HD0 – HD7
SYSTEM
CONTROLLER
IC1201 (1/2)
11 11
(DE945)
AUDIO CODEC
FRONT L
IC1504 IC1504 IC1503
REAR L
30 LIN+
5.1CH INPUT
CENTER
29 LIN-
9 SDTO
SUB WOOFER
IC1507
39 MCLK1
J307
5 7
4 BCLK
L OUT1 27
5 LRCK
7
5
AUDIO DSP
L OUT3 23
IC1401
IC1505
3 1
SOA 2 2
113 BCK0 SDTI 1 R OUT3 24
IC1505
114 BCK1 SOB
3 3 SDTI 2
L OUT2 25
115 5
LRCK0 7
SOC 4 4 SDTI 3
IC1506
116 LRCK1
117 SIA
3 43 42 41 17 11
118 SIB
119
SIC
CLKI 99
53
X1401
ı
ED16 – 31
10MHz
69
CLKO 100
76
ı
EA0 – 15
94
74
XWE
70 XOE
25
ı
31
5
SOD
39
13
ı HRDY
45
15 HA0
Q1507
9 14 26
MUTE
10 8 DRIVE
11 9
13 16 26 27 15 31 30 29 28 32 35
AC MUTE 82
PROTECT 66
RY HP 104
RY FRONT A 99
RY FRONT B 100
RY CENTER 101
RY WOOFER 103
RY REAR 102
50
DISP DATA
DISP CLK 52
DISP MR 49
SREQ 51
RESET 90
RY POWER 105
STOP 69
SOTO 10
SINO 9
MD2 87
XI XO MD0 89
93 92
X1201
16MHz
STR-DE845/DE945
J306
L 2ND
AUDIO
R OUT
R CH
Q301 RY301
RELAY
DRIVE
SELECTOR
IC1502
19 2CH L
18 CDL IC1510
L
20 S.1-L L OUT 17
MUTE
23 S.1-LS
Q1502
IC1508
C
26 S.1-C C OUT 25
MUTE
3 S.1-C
Q1505 IC1508
W
4
W OUT
21 L
MUTE
Q1506 IC1509
B
27 C
SL
22
LS OUT
(Page 13)
2 W
MUTE
Q1503
24 LS
15 14 16
DATA
CLK
LAT
SIGNAL PATH
: FM
: PHONO
: CD
: DVD
AC MUTE
PROTECTOR
HP RY
SP/A RY
C
SP/B RY
RY CENTER (Page 13)
RY WOOFER
REAR SP RY
U DATA
U CLOCK
U MREQ
U SREQ
D1201
U REST
RESET
D
RY POWER
(Page 13)
STOP
SOT0
SIN1
MD2
MD0