3333
HCD-DZ555K/DZ556KB/DZ750K
HCD-DZ555K/DZ556KB/DZ750K
6-2. BLOCK DIAGRAM – AUDIO/AMP SECTION –
IC3250
S-MASTER DIGITAL AMP
TB3901
(+)
(–)
IC3030
S-MASTER PROCESSOR
31
DATA
36
XFSIIN
30
BCK
23
SCLATCH
27
INIT
SOFTMUTE
21
SCDT
29
LRCK
22
SCSHIFT
24
OVF FLAGR
LAT3
INIT
SCDT
OVF2
SHIFT
9
OUTL2
6
OUTR1
11
OUTL1
4
OUTR2
38
FS0I
Q3251,3252
DC
DETECT
WOOFER
24
FL_D_OUT/LED_DATA
21
FL_CLK/LED_CLK
56
FL_STB
VFL
(+)
(–)
Q3301,3302
DC
DETECT
CENTER
(+)
(–)
IC3010
S-MASTER PROCESSOR
IC501 (2/3)
SYSTEM CONTROLLER
IC802
FL DRIVER
31
DATA
36
XFSIIN
30
BCK
23
SCLATCH
27
INIT
21
SCDT
29
LRCK
22
SCSHIFT
9
OUTL2
6
OUTR1
11
OUTL1
4
OUTR2
38
FS0I
7
DIN
8
CLK
9
STB
30
F1
F2
Q3101,3102
DC
DETECT
(+)
(–)
Q3151,3152
DC
DETECT
(+)
(–)
IC3020
S-MASTER PROCESSOR
31
DATA
36
XFSIIN
30
BCK
23
SCLATCH
27
INIT
19
SOFTMUTE
SCDT
29
LRCK
22
21
SCSHIFT
4
OUTR2
11
OUTL1
6
OUTR1
9
OUTL2
38
FS0I
48
XFS0IN
48
XFS0IN
48
XFS0IN
Q3401,3402
DC
DETECT
FRONT
R
SD
4
6
PWMBP
14
5
PWMAP
RESET
(+)
(–)
OUTA
OUTB
IC3200
S-MASTER DIGITAL AMP
SD
4
4
14
PWMB
6
5
PWMA
RESET
OUTB
OUTA
IC3150
S-MASTER DIGITAL AMP
SD
6
PWMA
14
5
PWMB
RESET
OUTA
OUTB
4
IC3100
S-MASTER DIGITAL AMP
SD
14
PWMB
6
5
PWMA
RESET
OUTB
OUTA
4
IC3400
S-MASTER DIGITAL AMP
SD
14
PWMB
6
5
PWMA
RESET
OUTB
OUTA
4
IC3300
S-MASTER DIGITAL AMP
SD
6
PWMA
14
5
PWMB
RESET
OUTA
25
27
28
OUTB
Q3202,3201
DC
DETECT
43
DRIVE_OCP(DIAG)
57
DC_DET
FRONT
L
SUR R
DIR-TC1
CN1806
SPEAKER
SPEAKER
SUR L
AMP_D3
WF
WF
C
C
MCKO
BCKO
LRCKO
LAT1
INIT
SOFTMUTE
INIT
SOFTMUTE
SCDT
SHIFT
LAT1
LAT2
LAT3
SCDT
P CONT2
SHIFT
AMP_D1
MCKO
BCKO
LRCKO
BCKO
LRCKO
MCKO
BCKO
LRCKO
LAT2
INIT
SCDT
SHIFT
AMP_D2
MCKO
BCKO
LRCKO
19
SOFTMUTE
SCDT
SHIFT
BCKO
LRCKO
SDATA
SCLK
19
ND001
FLUORESCENT
INDICATOR TUBE
Q3551-3553
PROTECT DETECT
Q631,632
PROTECT DETECT
Q651,652
BUFFER
EXCEPT KR,RU,TW/DZ750K:TH
KR,RU,TW/DZ750K:TH
D506
C
RF/VIDEO
SECTION
(Page 32)
B
RF/VIDEO
SECTION
(Page 32)
F
POWER
SECTION
(Page 34)
1
DAMP_SCDT
2
DAMP_SHIFT
S1
|
S16
M_ST
47
DAMP LATCH1
48
DAMP LATCH2
49
DAMP LATCH3
50
DAMP INIT
51
DAMP SOFT MUTE
42
DRIVE RST(EN)
RESET
EN
DC-DET
OVF
44
OVERFLOW1
OVF2
45
OVERFLOW2
14
|
29
G1
|
G12
42
|
31
74
KEY INT
4
SIRCS–IN
IC801
REMOTE CONTROL
RECEIVER
97
95
94
KEY0
|
KEY2
KEY0
S801 – S808
(FUNCTION KEY)
10
ENA
S800
VOLUME
ENCODER
11
ENB
15
13
X501
5MHz
IC3003
SELECTER
Xin
Xout
LPF
LPF
LPF
LPF
LPF
LPF
LPF
LPF
LPF
LPF
LPF
LPF
FAN
DC FAN
DRIVE
Q3000-3002
+12V
SOFTMUTE
SOFTMUTE
FR
FR
FL
FL
SR
SR
SL
SL
VOLUME
25
OVF FLAGL
24
OVF FLAGR
OVF
OVF
25
OVF FLAGL
24
OVF FLAGR
OVF
25
OVF FLAGL
TB301
19
DIRCSFLAG
2
1
5
6
79
14
XFS0OUT
14
XFS0OUT
37
FSOCKOUT
IC3051
OSC
X3051
49.152MHz
30
25
28
30
25
28
30
25
28
30
25
28
30
25
28
30
AUDIO IN / MIC1/
A.CAL MIC
IC401 AMP
+
–
6
5
7
+
–
3
2
1
+
–
6
5
7
+
–
3
2
1 8
1
VIN2
VIN1
54
CLK
DATA
7
2
VOUT2
VOUT1
Q470,471,473
MO/ST DETECT
IC402
AMP
IC300
ELECTRIC VOLUME
2 8
IC305
ALC
AMP
GAIN CONT
ACAL
MIC-DATA
MIC-CLK
Q304
Q302
DC CONT
MO/ST DET
PLUG DET1
Q474,475
GAIN CONT
IC303
AUDIO INPUT SELECTOR-1
5
Y1
2
Y2
1
Y0
13
X
3
Y
B
9
A
10
14
X1
11
X3
15
X2
12
X0
4
Y3
Q305
D3.3V
EXCEPT KR,RU,TW/DZ750K:TH
KR,RU,TW/DZ750K:TH
Q307
IC306
AMP
+
–
3
2
1
+
–
5
6
7
IC772
A/D CONVERTER
13
VINL
LIN
9
DOUT
7
LRCK
14
VINR
RIN
8
BCK
6
SCKI
ACLK
ABCK
ALRCK
AD-IN
MIC 1+2
84
A-SEL0
85
A-SEL1
76
MIC_DATA
MIC_DATA
75
MIC_CLK
MIC_CLK
68
TUNED
TUNED
69
ST_CLK
PLL CK
PLL DO
PLL CE
PLL DI
70
ST_DO
71
ST_CE
72
ST_DI
91
ACAL MIC LEVEL
26
MIC GAIN
28
DC CONT
90
MONO/ST_DET
63
MIC/A.CAL_SW
ACAL
GAIN CONT
DC CONT
MO/ST DET
PLUG DET1
TUNER
UNIT
L-CH
R-CH
L-CH
EXCEPT MX, E32
MX, E32
R-CH
L-CH
L-CH
L-CH
R-CH
R-CH
L-CH
R-CH
R-CH
TUNED
PLL CK
PLL DO
PLL CE
PLL DI
D
RF/VIDEO
SECTION
(Page 32)
E
RF/VIDEO
SECTION
(Page 32)
L-CH
R-CH
77
DIAT_DET
66
DIAT_XSCEN
65
DIAT_XRST
23
DIAT_CSOD
DIAT_DET
DIAT_XSCEN
DIAT_XRST
DET
(SL/SR)D2
CSOD
XLAT
XRST
DIAT_DET
DIAT_CSOD
DIAT_XSCEN
DIAT_XRST
DIAT_CSOD
52
HP_SW
PLUG DET2
J303(2/2)
J401
AUDIO IN
TV/VIDEO
R
L
COAXIAL
FM75Ω
AM
MIC2
PLUG DET2
J402
27
27
27
27
27
4
IC3500
S-MASTER DIGITAL AMP
SD
14
PWMB
6
5
PWMA
RESET
OUTB
OUTA
LPF
DZ750K
LPF
25
28
30
27
+
–
2
3
1
+
–
5
6
7
IC202
BUFFER
Q306
Q308
86
A-SEL2
81
A-SEL3
IC304
AUDIO INPUT SELECTOR-2
4
Y3
13
X
3
Y
B
9
A
10
12
X0NC
11
X3
1
Y0
IC4501
BUFFER
218
IC651
BUFFER
4
2
1
4
5
8
7
16
15
12
13
146
ASDATA2
ASDATA4
ASDATA1
ACLK
ALRCK
ABCK
CN204(2/2)
DMPORT
: AUDIO
• Signal Path
: AUDIO IN
: TUNER
Ver. 1.3
w
w
w
.
x
i
a
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y
u
1
6
3
.
c
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m
Q
Q
3
7
6
3
1
5
1
5
0
9
9
2
8
9
4
2
9
8
T
E
L
1
3
9
4
2
2
9
6
5
1
3
9
9
2
8
9
4
2
9
8
0
5
1
5
1
3
6
7
3
Q
Q
TEL 13942296513 QQ 376315150 892498299
TEL 13942296513 QQ 376315150 892498299
http://www.xiaoyu163.com
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