Sony STR-DE997 Service Manual ▷ View online
STR-DE997
13
13
STR-DE997
4-2. BLOCK DIAGRAM — TUNER/AUDIO SECTION —
J302
R-CH
R-CH
L
-1
-2
-3
-4
R
L
OUT
IN
R
MD/TAPE
J301
L
-1
-2
-3
-4
R
L
IN
IN
R
PHONO
SA-CD/CD
MUTE
Q541,591
MUTE
Q641,691
MUTE
Q441,491
MUTE
Q791
MUTE
Q391
PRE
OUT
OUT
SUB
WOOFER
Q410
SUB WOOFER
AMP
IC604
J2551
RY351
SYSTEM MUTE
SBL-CH
C-CH
SR-CH
FR-CH
SL-CH
FL-CH
R-CH
L-CH
63
62
74
73
21
24
22
2
18
20
20
19
4
6
7
46
47
40
41
35
34
SBR-CH
28
29
5
7
15
11
12
13
10
61
57
54
55
SW
SEL
C
SEL
SL
SEL
L
SEL
R-CH
R-CH
76
R-CH
R-CH
R-CH
DVDD
DIR
FUNCTION SELECT
IC401
AVCC
AVEE
+7V
-7V
SEL
SW
MCU
I/F
3.3V
REG
Q652
+7V
SBL OUT
R-CH
SW OUT
C OUT
SL OUT
L OUT
R-CH
R-CH
R-CH
52
51
• Signal path
: TUNER (FM/AM)
: VIDEO (AUDIO)
: CD (ANALOG)
• R-ch is omitted due to
same as L-ch.
same as L-ch.
SBL
SEL
SEL
PRE AMP
IC300
28
29
30
29
30
34
31
31
22
AUDIO
IN
AUDIO
OUT
AUDIO
IN
L
R
R-CH
R-CH
R-CH
R-CH
R-CH
R-CH
L
R
L
R
VIDEO 2
DVD
OUT
AM
TN1
FM/AM TUNER UNIT
BUFFER
IC1142
SYSTEM
CONTROL
IC1101 (1/5)
TV/SAT
AUDIO
OUT
AUDIO
IN
AUDIO
IN
L
R
L
R
L
R
J2553
J2552
R-CH
R-CH
T.LAT
WOOFER_RY
33 T.DATA
32 T.SERIAL_CLK
VOL_IC.DATA
VOL_IC.CLK
VOL_LATCH
VOL_LATCH
006_LAT
011_LAT
TUNER_STEREO
TUNER_AUTO_STOP
TUNER_AUTO_STOP
TUNER_MUTE
TUNER_DO
L-CH
R-CH
STEREO
TUNED
MUTING
CE
DO
DATA
CLOCK
L
-3
-4
R
J305 (2/2)
RELAY
DRIVER
Q300
TU+10V
10
9
11
7
4
4
3
7.1_DAT 1
7.1_CLK 2
2ND ROOM RY 41
4
116
117
117
118
13
1
5
5
9
11
3
6
6
8
23
24
19
24
19
25
20
26
21
20
26
21
VIDEO 1
VIDEO 3
INPUT
L
R
R-CH
AUDIO
FM 75Ω
COAXIAL
22
16 15 14
16 15 14
18
SUB
WOOFER
SUB
WOOFER
2ND
ZONE
L
R
R-CH
R-CH
R-CH
R-CH
L
R
L
R
L
R
L
R
FRONT
SURROUND
FRONT
SURROUND
CENTER
SURR BACK
CENTER
J303
J304
27
24
20
24
20
26
23
19
23
19
MULTI CH IN 1
MULTI CH IN 2
ANTENNA
25
22
18
J305
(1/2)
(1/2)
TV/SAT
DVD/LD
DVD/LD
VIDEO 1 OUT
VIDEO 2 OUT
VIDEO 2
VIDEO 1
VIDEO 3
VIDEO 3
6.1L
6.1SL
6.1C
6.1C
7.1IL
7.1SL
7.1SL
7.1L
7.1SW
6.1SW
RY300
AUDIO
SELECT
IC2560
AUDIO
SELECT
IC402
AUDIO
IN
COM
LATCH
DAT
CLK
STB
DAT
CLK
-5
-6
-3
-4
-1
-2
-5
-6
-3
-3
-4
-1
-2
-2
-1
-2
-3
-4
-5
-6
-1
-1
-2
-2
-3
-4
-5
-6
J2702
(2/2)
R-CH
1
3
EQ AMP
IC301
L OUT
SL OUT
C OUT
SW
OUT
SR OUT
R OUT
RELAY
DRIVER
Q351
56
53
58
58
1
3
78
80
DIGITAL
SECTION
C
DIGITAL
SECTION
B
DIGITAL
SECTION
A
POWER
SECTION
D
(Page 14)
(Page 14)
(Page 18)
(Page 14)
STR-DE997
14
14
STR-DE997
4-3. BLOCK DIAGRAM — DIGITAL SECTION —
• Signal path
: VIDEO (AUDIO)
: CD (ANALOG)
: CD (DIGITAL)
• R-ch is omitted due to
same as L-ch.
same as L-ch.
2
+5V-2
A.5V
AMP
IC1402
SDI1
SD01
SDTO
9
18
GP8
AUDIO 24
MCLK
11
XMCK
20
69
LRCKI1
15
BCKI1
17
KFSI0
CKOUT 13
22
BCKI2
BCK 14
29
LRCKI2
LRCK 15
28
SDI2
CS
WE
DATAO
LRCK 10
SCLK 12
23
SD02 24
SD03 25
SD03 25
SD04 26
SCKOUT 14
LRCKO 19
BCKO
LRCKO
MCLK
BCKO
20
X1502
13.9MHz
X1301
12.288MHz
MCLK1 9
MCLK2 12
CSO 44
WEO 45
68
108,107,105 -102,99,
98,80 - 77,75 - 72
24 - 27,42 - 44,
1 - 5,18 - 21
29 - 32,35 - 38,
16-13,10 - 7
112,110,109,97 - 92,
85-82,66 - 64
6
17
2 113
36
35 33 34
32
74
80
37
72 73
76
104103102
78
EXLOCK
GP12
7 PLOCK
56
BST
ERROR
21
22
71
119
120
PDN
13
84
67
69
70
38
37
36
35
33
47
17
INPUT
DATA
DEMODULATOR
Pa,Pb DETECTION
LOCK
DETECTION
MICROPROCESSOR
I/F
C bit DETECTION
34
59
16
30
DVD
IN
DIGITAL
(ASSIGNABLE)
(COAXIAL)
SELECTOR
IC1302
1
SA-CD/CD
IN
(OPTICAL)
OUT
IC1354
SA-CD/CD
IN
(COAXIAL)
3
MD/TAPE
OUT
(OPTICAL)
DIN
IC1353
1
6
7
14 2
TV/SAT
IN
(OPTICAL)
OUT
IC1351
IC1303
DIGITAL AUDIO
I/F RECEIVER
IC1301
J1301
-1
-2
2
3
WAVE
SHAPER
IC1373
J1301
2
3
WAVE
SHAPER
3
1
+2.6V
VDDI
+3.3V
VDDE
5
+3.3V
VDD
NC
L-IN
R-IN
SYSTEM MUTE
R-CH
AINL
LPF
AUDIO
I/F
A/D
CONVERTER
IC1401
DSP
IC1501
SDRAM
IC1502
SWITCH
IC1503
DIR_DATAO
49
GP12
9718.HACN1
XRST1
HDIN
PM1
89
90
92
93
91
88
AK4355_CSN
75
121
BST SEL
AK4381_CSN
AK4355_PDN
AK4381_PDN
AK4355_CCLK
AK4355_CDTI
CDTI
CCLK
PDN-2
PDN-1
CSN-2
CSN-1
HDOUT
GP9
HACN
HCS
XRST
HDIN
PM
HDOUT
HCLK
6
DIR_CLK
DIR CE
DIR DI
DIR DO
DIR_XSTATE
CLK
CE
DI
DO
BPSYNC
CKSEL1
82
81
48
DIR_XMODE
83
DIR CKSEL1
XMODE
XSTATE
85
AK5380-PDN
5
4
3
XOUT
DIN1
DIN2
2
DOUT
DIN0
XIN
A B
SYSTEM_MUTE
Q1103
INV.
ERROR
A_D
Q1105
INV.
Q1104
GATE
D1105
D1106
D1103
D1301
D0-15
A0-15
D0-15
A0-15
SYSTEM
CONTROL
IC1101 (2/5)
TUNER/
AUDIO
SECTION
C
TUNER/
AUDIO
SECTION
B
TUNER/
AUDIO
SECTION
A
ADC
79
9718.PLLI
9718.HCLK
9718.BST1
9718.HCS1
9718.GP9
4
1
MD/TAPE
IN
(OPTICAL)
OUT
IC1352
5
1
DIGITAL
(OPT)
VIDEO 3
INPUT
OUT
IC2010
3
47
TC74HCT153_A
TC74HCT153_B
48
SDTI3
L OUT
C OUT
R-CH
LOUT3-
LOUT3+
ROUT3-
ROUT3+
8
2
3
3
18
17
1
6
5
5
16
15
7
AMP
IC1403
SDTI1
SL OUT
R-CH
SW OUT
LOUT1-
LOUT1+
ROUT1-
ROUT1+
6
2
3
3
26
25
1
6
5
5
24
23
7
AMP
IC1405
AMP
IC1404
SDTI2
LOUT2-
LOUT2+
ROUT2-
ROUT2+
7
MCLK
4
BICK
5
10 CSN
3 PDN
11 CCLK
CDTI
12
LRCK
MCLK
BCKO
CSN-1
PDN-1
CCLK
CDTI
CDTI
LRCKO
9
MCLK
1
CLK
7
DTI
8
BICK
2
CSN
6
PDN
5
LRCK
LRCKO
MCLK
CCLK
CDTI
BCKO
CSN-2
PDN-2
LRCKO
4
2
3
3
22
21
1
6
5
5
20
19
7
SDTI
SBL OUT
OUTL-
OUTL+
OUTR-
OUTR+
3
2
3
3
12
11
1
R-CH
6
5
5
10
9
7
AMP
IC1406
6CH DAC
IC1452
2CH DAC
IC1451
DAC
DAC
DAC
DAC
8
1
2
(Page 13)
(Page 13)
(Page 13)
STR-DE997
15
15
STR-DE997
4-4. BLOCK DIAGRAM — VIDEO SECTION —
J3103 (1/2)
10
6
14
2
13
J3101 (1/2)
5
3
4
VIDEO
IN
VIDEO
IN
15
75Ω
DRIVER
6dB AMP
1
3
1
75Ω
DRIVER
6dB AMP
-1
J3103 (2/2)
-2
VIDEO 1
J3102 (1/2)
VIDEO
IN
-2
VIDEO 2
DVD
-2
VIDEO
IN
-1
VIDEO
OUT
VIDEO 1
VIDEO 2
-3
VIDEO
OUT
MONITOR
J3102 (2/2)
-1
VIDEO
OUT
+12V
REG
IC3101
3
1
+9V
REG
IC3102
3
1
+5V
REG
IC3103
+5V-3
+9V
3
2
-5V
REG
IC3104
-5V-3
V SW1
V SW2
V SW3
V SW4
CTRL A1
SW1
SW2
SW3
SW4
D3201,3202
OR
VEE
-5V-3
VCC
+5V-3
+15V
-15V
V1.OUT
M.OUT
11
75Ω
DRIVER
6dB AMP
V2.OUT
V1 IN
LD
TV
V2 IN
V3
SW2
SW4
SW3
SW1
SW2
SW3
SW4
SW1
SW5
7
J2702 (1/2)
VIDEO 3
INPUT
-1
VIDEO
9
KEY/DISPLAY
SECTION
E
OR
J2106 (1/2)
J2105 (1/2)
J2105 (2/2)
S-VIDEO
IN
-2
VIDEO 1
S-VIDEO
IN
-2
DVD
S-VIDEO
IN
-1
TV/SAT
13
5
3
10
6
14
2
15
75Ω
DRIVER
6dB AMP
6dB AMP
13
5
3
10
6
14
2
15
75Ω
DRIVER
6dB AMP
6dB AMP
Y
C
G
G
J2106 (2/2)
S-VIDEO
OUT
-1
VIDEO 1
CTRL A1
J2305
Y
C
G
G
S-VIDEO
OUT
MONITOR
Y
C
G
G
Y
C
G
G
Y
C
G
G
J2104
VEE
-5V-3
VCC
+5V-3
VEE
-5V-3
VCC
+5V-3
V1.OUT
M.OUT
V1.OUT
M.OUT
V1
LD
TV
TV
9
7
V2 IN
V3
V3
V1.IN
LD
TV
TV
J2701
VIDEO
INPUT
INPUT
S-VIDEO
Y
C
SW2
SW4
SW1
SW5
SW2
SW4
SW1
SW5
SW2
9
7
V2 IN
V3
V3
SW2
SW4
SW1
SW5
SW4
4
4
SW3
SW3
SW3
SW3
SW1
SW5
Y SWITCH
IC2101
VIDEO
SELECTOR
IC3201
C SWITCH
IC2102
D2102,2103
OSD
SECTION
G
OSD
SECTION
H
MONITOR-V/IN
MONITOR-Y/IN
MONITOR-C/IN
MONITOR-C/IN
MONITOR-V/OUT
MONITOR-Y/OUT
MONITOR-C/OUT
TV/SAT
1
75Ω
DRIVER
1
75Ω
DRIVER
• Signal path
: VIDEO
(Page 16)
(Page 17)
(Page 17)
STR-DE997
16
16
STR-DE997
4-5. BLOCK DIAGRAM — KEY/DISPLAY SECTION —
57
FL DISPLAY DRIVER
IC100
61
I
41
58
99
100
5
6
17
16
63
SW NETWORK
S122-126
RV103
MASTER
VOLUME
VOLUME
62
52
54
109
110
55
+3.3V
(STBY)
X1
X0
EEPROM.SDA
EEPROM.SCL
PW_ON/OFF
SOT1
SIN1
MD2
MD0
RSTX
OSD-DIN
OSD-CLK
OSD-CS
SDA
SCL
EEPROM
IC1131
BUFFER
Q1102
X1101
16.5MHz
X101
8MHz
39 V.SW4
V SW4
38 V.SW3
V SW3
37 V.SW2
V SW2
36 V.SW1
V SW1
87 A1 OUT
86 A1 IN
CTRL A1
SIRCS
114
112
113
FL LAT/F2
FL DIN/F1
FL CLK
19 P51
15 P15
17 P17
115
FL DRV.CLR
8 RESET
2 XIN
3 XOUT
G1
I
G16
P00,01
P03-07
P40,41
P43-47
P03-07
P40,41
P43-47
P1
I
P21
VOL_JOG_2A
VOL_JOG_2B
VOL_JOG_2B
A/D2
SW NETWORK
S100-107
SW NETWORK
S110-116
A/D0
A/D1
1
3
11
10
RV104
INPUT
SELECTOR
FUNCTION_JOG_1A
FUNCTION_JOG_1B
1
3
13
12
CURSOL_JOG_3A
CURSOL_JOG_3B
1
3
15
14
RV101
MENU
MENU JOG 3A
MENU JOG 3B
MENU JOG 3B
1
3
1
REMOTE
CONTROL
RECEIVER
IC103
OUT
SIRCS
2
4
SYSTEM
CONTROL
IC1101 (3/5)
CNS503
S141
FLASH1
FLASH2
MD2
MD0
RESET
RESET
1
2
7
6
6
5
FLASH
PROGRAMMING
1
2
I
/ I
VIDEO
SECTION
E
OSD
SECTION
F
D101,103-106,
108-116
132
133
134
STATUS
OUT
J2102
02-1
IN1
IN3
OUT1
Q1106
REMOCON
AMP
IC2103
STATUS
IN
J2103
FL101
VACUUM
FLUORESCENT
DISPLAY
LED DRIVE
Q101,103-106,
108-116
IC1111
RESET
106 DATA
2
3
105 CLK
OSD
12
11
107 LAT
9
8
BUFFER
IC1141
77
I
62
14
RV105
-/+
22,23
25-31
33-37
25-31
33-37
14
11
13
CONTROL S
(Page 15)
(Page 17)
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