Sony DHC-AZ2D / DHC-AZ5D / HCD-AZ2D / HCD-AZ5D Service Manual ▷ View online
29
29
HCD-AZ2D/AZ5D
HCD-AZ2D/AZ5D
7-3. BLOCK DIAGRAM – AUDIO SECTION –
A
FL, FR, SL, SR,
FC, SW, LT, RT
FC, SW, LT, RT
MUTING
Q270
MUTING
Q271
MUTING
Q272
MUTING
Q273
E
PB-L
C
MIC
RT
FL
FR
LT
SR
SW
C
SL
MUTING
Q274
MUTING
Q275
MUTING
Q276
MUTING
Q277
2
1
R-CH
R-CH
R-CH
13
64
65
D
ST-L
R-CH
J101 (1/2)
CN1
VIDEO/SAT
IN
L
R
62
J1060
MIC 1
J1061
MIC 2
MIC AMP
IC1060 (1/2)
MIC AMP
IC1060 (2/2)
RV1060
MIC LEVEL
DIGITAL ECHO
IC1061
RV1061
ECHO LEVEL
SELECTOR
TONE
63
42
41
37
+
6
59
56
53
52
51
+
R-CH
+
R-CH
BASS
BOOST
31
30
29
40
39
38
MUTING CONTROL
SWITCH
Q263
77 P_A_MUTE
65 P_MIC_IN
P_AMPIC_DATA
71
P_AMPIC_CLK
P_O_DVD_POWER
72
P_VACS
69
R-CH
R-CH
MUTING
Q201
FEED BACK
SWITCH
Q101
R-CH
I/F
MCU
34
35
48
HP_MUTING 61
P_HEADPHONE IN 63
P_LINE_MUTING 66
P_RECOUT_MUTING 46
MUTING CONTROL
SWITCH
Q262
MUTING
Q141
MUTING CONTROL
SWITCH
Q171
MUTING
Q1
MUTING CONTROL
SWITCH
Q113
MUTING
Q31, 32
MUTING CONTROL
SWITCH
Q30
MUTING
Q33
MUTING
Q34
MUTING
Q35
MUTING
Q36
R-CH
FL, FR, SL,
SR, C, SW
H
DVD POWER
J
REC-L
F
FEED BACK
G
SPDATA, ACLK,
ABCK, ALRCK
B
FL
FR
SL
C
SPDATA
A/D CONVERTER
IC3601
LIN
R-CH
ACLK
ABCK
ALRCK
1
RIN
2
12
DOUT
15
SCKI
11
BCK
10
LRCK
J101 (2/2)
R-CH
VIDEO/SAT
OUT
L
R
SYSTEM CONTROLLER
IC401 (3/5)
INPUT SELECT SWITCH,TONE CONTROL,
ELECTRICAL VOLUME, BASS BOOST AMP
IC101 (2/2)
AUDIO SELECT SWITCH
IC261
• SIGNAL PATH
: REC
: VIDEO/SAT OUT
: VIDEO/SAT IN
: MIC INPUT
: TAPE PLAY
: TUNER (FM/AM)
: AUDIO
• R-ch is omitted due to same as L-ch.
: USB
PC
3
2
1
D+
D–
VBUS
USB CONTROL
SWITCH
Q11, 12
9 D+
8 D–
21
HOST
28
XTI
27
SSPND
1
XTO
X11
12MHz
14
VOUTL
15
VOUTR
USB D/A
CONVERTER
IC1
R-CH
X0
X1
Y0
5
3
Z0
Y1
Z1
12
14
SR
15
X
Y
SW
4
Z
10
Y-Y1
11
X-X1
9
Z-Z1
P_LINK_LFE_SW
Q260
Q261
Q465
42
PCM2704 POWER
45
P_LINK_SW
76
D1
A+9V
33
74
AUDIO
+4.5V
MUTING
Q73, 83
MUTING CONTROL
SWITCH
Q22
MUTING
Q71, 81
J1050
PHONES
HEADPHONE
AMP
IC3
RIPPLE
FILTER
Q82
A+9V
D181
: DIGITAL OUT
(AZ5D)
(AZ5D)
(AZ5D)
(Page 28)
(Page 28)
(Page 27)
(Page 27)
(Page 28)
(Page 27)
(Page 30)
(Page 30)
(Page 31)
30
30
HCD-AZ2D/AZ5D
HCD-AZ2D/AZ5D
7-4. BLOCK DIAGRAM – AMP SECTION –
H
FL, FR, SL, SR, C, SW
FR
FL
1
12
LIN
2 RIN
DOUT
11
BCK
LRCK
PDWN
7
A/D CONVERTER
IC503
10
SR
SL
15 SCKI
1
12
LIN
2 RIN
DOUT
11
BCK
LRCK
PDWN
7
A/D CONVERTER
IC502
10
15 SCKI
C
SW
1
12
LIN
2 RIN
DOUT
11
BCK
LRCK
PDWN
7
A/D CONVERTER
IC501
10
15 SCKI
CLOCK
BUFFER
IC514
X501
12.288MHz
/SD
DIGITAL POWER AMP
IC512
PWM_BP
OUT_B
OUT_A
STREAM PROCESSOR
IC506
31 DATA
OVER LOAD
DETECT
Q721, 722
SYSTEM CONTROLLER
IC401 (4/5)
30 BCK
29 LRCK
36 XFSIIN
21 SCDT
SCDT
SCK
22 SCSHIFT
SCSHIFT
23 SCLATCH
LAT1
27 INIT
INIT
18 NSPMUTE
24 OVF FLAGL
25 OVF FLAGR
NSP MUTE
OVF
X502
49.152MHz
SCK
L.P.F.
L.P.F.
OUTL1 11
2
PWM_AP
17
13
/RST
4
/OTW
2
OUTL2 9
OUTR1 6
OUTR2 4
XFSOIN 48
FSOCKO 37
XFSOOUT 14
FSOI 38
STREAM PROCESSOR
IC505
31 DATA
30 BCK
29 LRCK
36 XFSIIN
21 SCDT
SCDT
SCK
22 SCSHIFT
SCSHIFT
23 SCLATCH
LAT3
27 INIT
INIT
18 NSPMUTE
24 OVF FLAGL
25 OVF FLAGR
NSP MUTE
OVF
OUTL1 11
OUTL2 9
OUTR1 6
OUTR2 4
XFSOIN 48
XFSOOUT 14
FSOI 38
STREAM PROCESSOR
IC504
31 DATA
30 BCK
29 LRCK
36 XFSIIN
21 SCDT
SCDT
SCK
22 SCSHIFT
SCSHIFT
23 SCLATCH
LAT2
27 INIT
INIT
18 NSPMUTE
24 OVF FLAGL
SCDT
SCSHIFT
LAT1
LAT3
LAT2
INIT
25 OVF FLAGR
NSP MUTE
OVF
OUTR1 6
OUTR2 4
OUTL1 11
OUTL2 9
XFSOIN 48
FSOI 38
CLOCK
BUFFER
IC515
29, 30
25, 26
FRONT L
+
–
–
/SD
DIGITAL POWER AMP
IC513
PWM_BP
OUT_B
OUT_A
OVER LOAD
DETECT
Q751, 752
L.P.F.
L.P.F.
2
PWM_AP
17
13
/RST
4
29, 30
25, 26
FRONT R
+
–
–
TM1100
SPEAKER
TM1101
SPEAKER
/OTW
2
OVER LOAD
DETECT
Q661, 662
/SD
DIGITAL POWER AMP
IC519
PWM_A
OUT_A
OUT_B
OVER LOAD
DETECT
Q691, 692
L.P.F.
L.P.F.
4
33
30
OUT_C 25
OUT_D 22
PWM_B
6
PWM_C
14
PWM_D
16
3
/RESET_AB
5
/RESET_CD
15
SURR L
SURR R
+
–
–
L.P.F.
L.P.F.
+
–
–
/OTW
2
/SD
DIGITAL POWER AMP
IC509
PWM_BP
OUT_B
OUT_A
OVER LOAD
DETECT
Q631, 632
L.P.F.
L.P.F.
2
PWM_AP
17
13
/RST
4
29, 30
25, 26
CENTER
+
–
–
S.WOOFER
+
–
–
/SD
DIGITAL POWER AMP
IC507
PWM_BP
OUT_B
OUT_A
OVER LOAD
DETECT
Q571, 572
L.P.F.
2
PWM_AP
17
13
/OTW
2
/RST
4
29, 30
25, 26
/OTW
2
/SD
DIGITAL POWER AMP
IC508
PWM_BP
OUT_B
OUT_A
L.P.F.
2
PWM_AP
17
13
/OTW
2
/RST
4
29, 30
25, 26
FAN MOTOR
SWITCH
Q983
M901
(FAN)
(FAN)
M
M902
(FAN)
(FAN)
M
PROTECT DETECT
Q657
P_ADC_RESET 51
P_SM_DATA 1
P_SM_CLK 2
P_SM_CS1 58
P_SM_CS1 58
P_SM_CS3 60
P_SM_CS2 59
P_SM_CS2 59
P_SM_INIT 52
NSP MUTE
OVF
P_SM_NSP_MUTING 53
P_SM_OVF 57
P_SM_OTW 54
P_SW_SD 55
FAN DRIVE 50
P_SM_DRV_RST 56
: AUDIO
SIGNAL PATH
+
FEED BACK
G
D771
FAN MOTOR
DRIVE
Q984
D982
FAN MOTOR
CONTROL
Q981, 982
FAN M+12V
(AZ5D)
(AZ5D)
(AZ5D)
(Page 29)
(Page 29)
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HCD-AZ2D/AZ5D
HCD-AZ2D/AZ5D
7-5. BLOCK DIAGRAM – PANEL/POWER SUPPLY SECTION –
RESET SIGNAL
GENARATOR
IC391
RESET
SWITCH
Q391
BACKLIGHT 24
D1006 – 1010
(BACK LIGHT)
(BACK LIGHT)
SIRCS
REMOTE CONTROL
RECEIVER
IC1040
4
15
X402
5MHz
X-IN
13
X-OUT
10
X401
32.768kHz
XC-IN
11
XC-OUT
DVD M+9V
VP B–
M+9V
A+9V
A+5V
D+3.3V
(FOR AMP SECTION)
FAN M+12V
20
AC-CUT
49
STBY RELAY
12
RESET
EVER+3.3V
D394
D399
D951
D400
LED DRIVE
Q1001, 1002
STANDBY LED 100
D1030
(STANDBY)
73 P_DISP_KEY
74 P_POWER_KEY
94 KEY_2
95 KEY_1
7
62
ML9208 CLK
CP
6
61
ML9208 CS
CS
5
63
ML9208 DATA
DA
59
OSC1
58
OSC0
3
60
ML9208 RESET
RESET
FL1001
FLUORESCENT
INDICATOR TUBE
COM2 – COM15
AD1, AD2,
SEG1 – SEG35
40, 55
41 – 54
3 – 39
COM1, COM16
DRIVE1 – DRIVE4
84, 85, 83, 86
KEY IN_1 –
KEY IN_3
82, 87, 81
GRID DRIVE
Q1003, 1004
SYSTEM CONTROLLER
IC401 (5/5)
FLUORESCENT INDICATOR
TUBE DRIVER
IC1001
DVD POWER
J
(AC IN)
ON/OFF
EVER+4V
30.4V
30.4V
30.4V
UNREG+12V
SWITCHING
REGULATOR
UNREG+7.5V
UNREG+7.5V
UNREG+12V
30.4V
D+12V
D+12V
RF+3.3V
SW+5V
DIGITAL
POWER AMP
B+
FOR FLUORESCENT
INDICATOR TUBE
+5V
REGULATOR
IC956
REGULATOR
CONTROL SWITCH
Q951, 952
+3.3V
REGULATOR
IC955
+3.3V
REGULATOR
IC107
D+3.3V
D397
D953
µ-COM+3.3V
+3.3V
SW+3.3V
A+3.3V
+3.3V
REGULATOR
IC105
RF+1.8V
+1.8V
REGULATOR
IC106
+4V
REGULATOR
IC953
+9V
REGULATOR
IC954
+9V
REGULATOR
IC952
+9V
REGULATOR
IC951
RECT
D10011 – 1004
OSC
Q1005
F1
F2
T101
DC/DC
CONVERTER
+5V
REGULATOR
IC516
+3.3V
REGULATOR
IC517
+1.8V
+1.8V
REGULATOR
IC518
OSC
C1010, R1012
S1030 – 1034,
S1035 – 1039, 1041
TS1
TOUCH
SENSOR
(Page 29)
32
32
HCD-AZ2D/AZ5D
HCD-AZ2D/AZ5D
• Note for Printed Wiring Boards and Schematic Diagrams
•
DMB10 board is multi-layer printed board.
However, the patterns of intermediate-layer have not been in-
cluded in this diagrams.
However, the patterns of intermediate-layer have not been in-
cluded in this diagrams.
•
Indication of transistor
• Circuit Boards Location
Note on Schematic Diagram:
•
•
All capacitors are in
µ
F unless otherwise noted. (p: pF)
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.
•
f
: internal component.
• C
: panel designation.
• A
: B+ Line.
• B
: B– Line.
•
Voltages and waveforms are dc with respect to ground
under no-signal conditions.
no mark : TUNER (FM/AM)
(
under no-signal conditions.
no mark : TUNER (FM/AM)
(
) : DVD PLAY
[
] : TAPE PLAY (DECK-A)
<
> : TAPE PLAY (DECK-B)
〈〈
〉〉
: REC
{
}
: PC
*
: Impossible 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.
Voltage variations may be noted due to normal produc-
tion tolerances.
Voltage variations may be noted due to normal produc-
tion tolerances.
•
Circled numbers refer to waveforms.
•
Signal path.
J
: CD PLAY
c
: DVD PLAY
I
: DIGITAL OUT
F
: AUDIO
L
: VIDEO
a
: Y
E
: CHROMA
r
: COMPONENT VIDEO
f
: TUNER (FM/AM)
j
: TAPE PLAY (DECK-A)
d
: TAPE PLAY (DECK-B)
G
: REC
h
: VIDEO/SAT OUT
k
: VIDEO/SAT IN
O
: USB
N
: MIC INPUT
•
Abbreviation
AUS
AUS
: Australian model
E2
: 120V AC area in E model
E3
: 240V AC area in E model
E12
: 220-240V AC area in E model
E13
: 220-230V AC area in E model (Russian model)
E15
: Iranian model
EA
: Saudi Arabia model
KR
: Korean model
MY
: Malaysia model
PH
: Philippines model
SP
: Singapore model
TH
: Thai model
Note on Printed Wiring Board:
• X
• X
: parts extracted from the component side.
• Y
: parts extracted from the conductor side.
•
x
: parts mounted on the conductor side.
•
W
: indicates side identified with part number.
•
f
: internal component.
•
: Pattern from the side which enables seeing.
(The other layers' patterns are not indicated.)
Caution:
Pattern face side:
Pattern face side:
Parts on the pattern face side seen from
(Side B)
the pattern face are indicated.
Parts face side:
Parts on the parts face side seen from
(Side A)
the parts face are indicated.
Caution:
Pattern face side:
Pattern face side:
Parts on the pattern face side seen from
(Conductor Side)
the pattern face are indicated.
Parts face side:
Parts on the parts face side seen from
(Component Side) the parts face are indicated.
Note:
The components identified by mark
0
or dotted line
with mark ! are critical for safety.
Replace only with part number specified.
Replace only with part number specified.
C
B
These are omitted.
E
Q
B
These are omitted.
C
E
Q
TUNER UNIT
MS-214 board
VIDEO board
DMB10 board
SP OUT board
S-MASTER board
MIC board
SIRCS board
EJECT board
KEY board
FL board
MAIN board
SWITCHING REGULATOR
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