Sony HT-DDW665 / STR-K665P Service Manual ▷ View online
9
9
STR-K665P
• Waveforms
DIGITAL Board
For schematic diagrams.
Note:
Note:
• All capacitors are in µF unless otherwise noted. pF: µµF
50 WV or less are not indicated except for electrolytics
and tantalums.
and tantalums.
• All resistors are in
Ω
and
1
/
4
W or less unless otherwise
specified.
•
%
: indicates tolerance.
•
f
: internal component.
•
2
: nonflammable resistor.
•
5
: fusible resistor.
•
C
: panel designation.
•
A
: B+ Line.
•
B
: B– Line.
• Voltages and waveforms are dc with respect to ground
under no-signal (detuned) conditions.
No mark : FM
No mark : FM
*
: Imposible to measure
• Voltages are taken with a VOM (Input impedance 10 M
Ω
).
Voltage variations may be noted due to normal produc-
tion tolerances.
tion tolerances.
• Waveforms are taken with a oscilloscope.
• Circled numbers refer to waveforms.
• Circled numbers refer to waveforms.
• Signal path.
F
: FM
J
: ANALOG INPUT
c
: DIGITAL INPUT
THIS NOTE IS COMMON FOR PRINTED WIRING
BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this necessary note is printed in each
block.)
BOARDS AND SCHEMATIC DIAGRAMS.
(In addition to this necessary note is printed in each
block.)
Caution:
Pattern face side:
Pattern face side:
Parts on the pattern face side seen from
(Side A)
the pattern face are indicated.
Parts face side:
Parts on the parts face side seen from
(Side B)
the parts face are indicated.
For printed wiring boards.
Note:
Note:
• X
: parts extracted from the component side.
•
a
: Through hole.
•
f
: internal component.
•
: Pattern from the side which enables seeing.
C
B
These are omitted.
E
Q
B
These are omitted.
C
E
1
IC1101
wa
(XOUT)
4.7 Vp-p
1V/div, 40ns/DIV
81.4ns
(12.288MHz)
2
IC1201
9
(MCLK1)
2.8 Vp-p
73.6ns (13.59MHz)
1V/div, 40ns/DIV
3
IC1601
id
(XI)
3.5Vp-p
62.5ns (16MHz)
1V/div, 40ns/DIV
Note: The components identified by mark
0
or dotted line
with mark
0
are critical for safety.
Replace only with part number specified.
3-1. CIRCUIT BOARD LOCATION
DIGITAL board
MAIN board
DISPLAY board
HEADPHONE board
POWER board
TUNING board
STANDBY board
SUB WOOFER board
SECTION 3
DIAGRAMS
10
10
STR-K665P
3-2. BLOCK DIAGRAMS – MAIN SECTION –
• Signal Path
: FM
: ANALOG INPUT
: DIGITAL INPUT
• R-CH is omitted due to same as L-CH.
AUDIO IN
AUDIO IN
PROCESSOR
INL6
74
54
L OUT
INL5
76
41
SL OUT
36
C OUT
35
SW OUT
MUTING
Q361
DATA
28
CLK
27
LATCH
29
MUTING
Q365
MUTING
Q363
MUTING
Q364
15
CLK
SDA
SCL
16
LATCH
14
DATA
SYSTEM CONTROL
IC1601(2/3)
DVD
IN
VIDEO
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
BCLK
4
LRCK
5
SDTO
9
SDTI1
6
SDTI2
7
SDTI3
8
25
L OUT2
23
L OUT3
24
R OUT3
LIN
31
ANALOG SOUND
SL
BAL L+
14
SWSELOUT
33
SWVIN
34
LIN2
20
23
24
25
SL
DISPLAY
/ POWER
SECTION
/ POWER
SECTION
C
SW
SLIN2
CIN2
SWIN2
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
SWITCH
Q379
J403
DVD
VIDEO
OPTICAL
IN
IC1104
DIN0
3
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
BCKO
19
LRCKO
18
SDI1
24
AUDIO
GP8
69
EXLOCK
59
INL1
4
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
SLATCH
78
STEREO
74
TUNED
73
MUTING
75
COAXIAL
OPTICAL
DIGITAL
D1101
IC201
D1601
SDA
SCL
EEPROM
IC1604
(ANALOG SIGNAL)
7
6
1
3
IC502
IC502
11
11
STR-K665P
– DISPLAY/POWER SECTION –
• R-CH is omitted due to same as L-CH
IN2
8
12
+V OUT2
POWER AMP
IC701
POWER AMP
IC702
9
NF2
LIMITER
Q701,702
11
-V OUT2
IN2
12
+V OUT2
9
NF2
11
-V OUT2
BOOSTER
Q703
BOOSTER
Q704
CURRENT
DETECT
Q705,706
AF POWER
PROTECT
Q740
LIMITER
Q651,652
BOOSTER
Q653
BOOSTER
Q654
CURRENT
DETECT
Q655,656
IN+
1
6
+V OUT
POWER AMP
IC501
2
IN-
LIMITER
Q501,502
5
-V OUT
BOOSTER
Q503
BOOSTER
Q504
CURRENT
DETECT
Q505,506
IN+
1
6
+V OUT
WOOFER AMP
IC503
2
IN-
LIMITER
Q572
5
-V OUT
BOOSTER
Q573
BOOSTER
Q574
CURRENT
DETECT
Q575,576
D721
PROTECT
SWITCH
Q722,723,725
RELAY
DRIVE
Q790
RY791
RELAY
DRIVE
Q710
RY701
D731
RELAY
DRIVE
Q610
RY601
D733
RELAY
DRIVE
Q550
RY501
D734
L
R
SR
SL
SW
C
R-CH
R-CH
R-CH
PHONES
TM601
TM602
66
PROTECTOR
67
HEADPHONE RELAY
71
PREOUT/FRONT RELAY
69
REAR RELAY
70
CENTER RELAY
RV102
ENCODER
3
1
VOL(B)
59
VOL(A)
60
POWER KEY
56
?/1
S152
77
RSTX
48
STOP
54
SIRCS
55
FUSE DETECT
REMOTE
CONTROL
RECEIVER
1
IC102
D910-913
AC
IN
T902
RY901
D915
F901
D914
RELAY
DRIVE
Q901
D820-823
23
VCC5
84
VCC3
-7V
REG
3
2
+7V
REG
1
3
AUDIO
+7V
IC801
IC802
POWER RELAY
65
RELAY
+B
D812-815
82
83
X0
X1
X1601
16MHz
F1
F2
L
SL
SL
C
SW
A
J791
FLUORESCENT
INDICATOR TUBE
FL101
61
DIN
62
CLK
63
FL_STB
7
DIN
8
CLK
9
STB
14 29
SEG1-16
42 31
GRID1-12
F1
F2
1
SW1
2
SW2
3
SW3
4
SW4
FL DRIVE
IC100
D102-105
FUNCTION
KEY
A/D0
38
S100-104,
S108
S108
S131-135,
S151
S151
FUNCTION
KEY
A/D1
39
FUNCTION
KEY
A/D2
40
S122-123,
S126-128
S126-128
FUNCTION
KEY
A/D3
41
S110-115
SYSTEM CONTROL
IC1601(3/3)
• Signal Path
: FM
AF POWER
PROTECT
Q640
AF POWER
PROTECT
Q540
IC601
2
1
FRONT
SURROUND
SUB
WOOFER
CENTER
IC601
5
7
25
HP DETECT
BUFFER
IC101
35
AVCC
+3.3V
REG
3
1
IC1904
AUDIO
-7V
+10V
REG
3
1
TUNER
+10V
IC1902
T901
+3.3V REG
Q471
Q921
AC DET
1
2
IC1602
+3.3V
D802
+B
-B
-B
SWITCH
Q691,692
-30V REG
Q801
FL101
-30V
POWER AMP
-B
+5V
REG
3
1
IC1903
+5V
+2.5V
REG
5
+2.5V
+3.3V
REG
2
4
IC1901
+3.3V
+5V
REG
3
1
IC1503
AUDIO
+5V
SPEAKERS
MASTER
VOLUME
VOLUME
8
RESET
+3.3V(STBY)
MAIN
SECTION
12
12
STR-K665P
• See page 9 for Circuit Boards Location.
3-3. PRINTED WIRING BOARD – DIGITAL BOARD (SIDE A) –
•
: Uses unleaded solder.
Ref. No.
Location
D1101
E-4
D1601
G-7
IC1101
C-3
IC1102
D-2
IC1201
E-5
IC1202
C-5
IC1501
F-3
IC1601
F-7
IC1602
G-8
IC1604
F-8
Q1601
G-7
Q1602
G-7
• Semiconductor
Location
IC1501
IC1102
IC1101
IC1202
IC1201
IC1601
IC1602
IC1604
11
1
23
22
12
34
44
33
E
E
1
3
5
4
G1101
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