Table of Contents
Advertisement
6-2. BLOCK DIAGRAM – AUDIO/AMP SECTION –
J303(2/2)
L-CH
L
TV/VIDEO
AUDIO IN
R-CH
R
Q470,471,473
MO/ST DETECT
6
J401
5
AUDIO IN / MIC1/
A.CAL MIC
3
2
6
5
J402
3
MIC2
2
2
CN204(2/2)
L-CH
3
DMPORT
R-CH
5
6
L-CH
R-CH
COAXIAL
FM75Ω
TUNER
UNIT
AM
TUNED
PLL CK
PLL DO
PLL CE
PLL DI
ND001
F1
FLUORESCENT
F2
INDICATOR TUBE
(FUNCTION KEY)
HCD-DZ555K/DZ556KB/DZ750K
DC CONT
MO/ST DET
GAIN CONT
Q474,475
GAIN CONT
IC401 AMP
–
7
+
+
1
–
IC300
ELECTRIC VOLUME
1
VIN1
VOUT1
2
MX, E32
IC305
2
ALC
8
AMP
ACAL
–
7
EXCEPT MX, E32
+
AUDIO INPUT SELECTOR-2
+
1
8
VIN2
VOUT2
7
–
NC
IC402
Q304
AMP
4
5
MIC-DATA
MIC-CLK
PLUG DET1
Q302
PLUG DET2
–
1
+
+
7
–
IC202
BUFFER
IC501 (2/3)
SYSTEM CONTROLLER
PLUG DET2
52 HP_SW
A-SEL3
81
PLUG DET1
63 MIC/A.CAL_SW
A-SEL2
86
ACAL
91 ACAL MIC LEVEL
A-SEL1
85
GAIN CONT
26 MIC GAIN
A-SEL0
84
DC CONT
28 DC CONT
MO/ST DET
90 MONO/ST_DET
77
DIAT_DET
MIC_DATA
76 MIC_DATA
DIAT_XSCEN
66
MIC_CLK
75 MIC_CLK
DIAT_XRST
65
DIAT_CSOD
23
TUNED
68 TUNED
PLL CK
69 ST_CLK
PLL DO
70 ST_DO
PLL CE
71 ST_CE
PLL DI
72 ST_DI
IC802
FL DRIVER
14
S1
DIN
7
24 FL_D_OUT/LED_DATA
|
|
CLK
8
21 FL_CLK/LED_CLK
29
S16
9
56 FL_STB
STB
42
G1
DIRCSFLAG
19
|
|
M_ST
79
30
31
G12
VFL
IC801
REMOTE CONTROL
4 SIRCS–IN
X501
Xout
13
RECEIVER
5MHz
Xin
15
SCDT
1
97
KEY0
DAMP_SCDT
SHIFT
S801 – S808
95
|
2
DAMP_SHIFT
LAT1
94
KEY2
47
DAMP LATCH1
KEY0
LAT2
74 KEY INT
48
DAMP LATCH2
LAT3
DAMP LATCH3
49
INIT
DAMP INIT
50
SOFTMUTE
DAMP SOFT MUTE
51
OVF
OVERFLOW1
44
S800
10 ENA
OVF2
OVERFLOW2
45
VOLUME
ENCODER
11 ENB
VOLUME
RESET
DRIVE RST(EN)
42
EN
DRIVE_OCP(DIAG)
43
DC-DET
DC_DET
57
IC303
AUDIO INPUT SELECTOR-1
L-CH
15 X2
IC306
R-CH
AMP
2 Y2
L-CH
14 X1
13
3
X
+
LIN
1
2
–
R-CH
5 Y1
3
5
RIN
Y
+
7
6
–
L-CH
11 X3
R-CH
4 Y3
L-CH
IC304
12 X0
R-CH
12 X0
X
13
1 Y0
1 Y0
Y
3
B
A
9
10
11 X3
4 Y3
B
A
9
10
Q308
Q307
Q305
Q306
DIAT_DET
DIAT_XSCEN
DIAT_XRST
DIAT_CSOD
IC4501
BUFFER
ACLK
MCKO
2
18
RF/VIDEO
ABCK
BCKO
B
5
15
SECTION
ALRCK
LRCKO
(Page 32)
4
16
ASDATA4
AMP_D1
8
12
RF/VIDEO
ASDATA1
AMP_D2
C
7
13
SECTION
(Page 32)
ASDATA2
AMP_D3
6
14
KR,RU,TW/DZ750K:TH
D506
POWER
P CONT2
Q631,632
F
SECTION
PROTECT DETECT
(Page 34)
EXCEPT KR,RU,TW/DZ750K:TH
33
33
MIC 1+2
RF/VIDEO
E
SECTION
(Page 32)
IC772
A/D CONVERTER
RF/VIDEO
AD-IN
D
13 VINL
DOUT
9
SECTION
(Page 32)
14 VINR
6
8
7
KR,RU,TW/DZ750K:TH
Q651,652
BUFFER
EXCEPT KR,RU,TW/DZ750K:TH
IC651
BUFFER
D3.3V
DIAT_CSOD
1
CN1806
4
2
CSOD
DIAT_DET
DET
DIAT_XSCEN
XLAT
DIAT_XRST
XRST
(SL/SR)D2
BCKO
BCKO
LRCKO
LRCKO
SCDT
SDATA
SHIFT
SCLK
IC3010
S-MASTER PROCESSOR
FR
31 DATA
OUTR1
6
FR
MCKO
36 XFSIIN
OUTR2
4
BCKO
FL
30 BCK
OUTL1
11
LRCKO
29 LRCK
FL
OUTL2
9
SCDT
21 SCDT
SHIFT
22 SCSHIFT
FSOCKOUT
37
LAT1
23 SCLATCH
INIT
27 INIT
FS0I
38
SOFTMUTE
19 SOFTMUTE
IC3051
XFS0IN
48
OSC
25 OVF FLAGL
OVF
24 OVF FLAGR
XFS0OUT
14
X3051
49.152MHz
IC3003
IC3020
SELECTER
S-MASTER PROCESSOR
2
SR
5
31 DATA
6
OUTR1
SR
1
MCKO
36 XFSIIN
4
OUTR2
6
BCKO
30 BCK
SL
11
LRCKO
OUTL1
29 LRCK
SL
9
OUTL2
SCDT
21
SCDT
SHIFT
22
SCSHIFT
LAT2
23 SCLATCH
INIT
27 INIT
38
FS0I
SOFTMUTE
19 SOFTMUTE
48
XFS0IN
25 OVF FLAGL
OVF
24 OVF FLAGR
XFS0OUT
14
IC3030
S-MASTER PROCESSOR
C
31 DATA
OUTR1
6
C
MCKO
36 XFSIIN
OUTR2
4
BCKO
WF
30 BCK
11
LRCKO
OUTL1
29 LRCK
WF
9
OUTL2
SCDT
21 SCDT
SHIFT
22 SCSHIFT
LAT3
23 SCLATCH
INIT
27 INIT
38
FS0I
SOFTMUTE
19
SOFTMUTE
48
XFS0IN
OVF
25 OVF FLAGL
OVF2
24 OVF FLAGR
HCD-DZ555K/DZ556KB/DZ750K
Ver. 1.3
• Signal Path
: AUDIO
: AUDIO IN
: TUNER
DIR-TC1
IC3100
S-MASTER DIGITAL AMP
TB301
25
14 PWMB
OUTB
LPF
(+)
27
FRONT
28
R
6
PWMA
OUTA
LPF
(–)
30
5
RESET
4
Q3101,3102
DC
DETECT
IC3150
S-MASTER DIGITAL AMP
28
OUTA
6 PWMA
LPF
(+)
30
FRONT
25
L
14
PWMB
OUTB
LPF
(–)
27
5
RESET
4
Q3151,3152
DC
DETECT
IC3200
S-MASTER DIGITAL AMP
25
OUTB
14 PWMB
(+)
LPF
27
SUR R
28
6
PWMA
(–)
OUTA
LPF
30
RESET
5
4
Q3401,3402
DC
IC3250
DETECT
S-MASTER DIGITAL AMP
28
OUTA
6 PWMBP
LPF
(+)
30
SUR L
25
14
PWMAP
LPF
(–)
OUTB
27
5
RESET
Q3202,3201
4
DC
DETECT
IC3300
S-MASTER DIGITAL AMP
TB3901
28
6 PWMA
LPF
(+)
OUTA
30
CENTER
14
PWMB
25
LPF
(–)
OUTB
27
5
RESET
4
Q3301,3302
DC
IC3400
DETECT
S-MASTER DIGITAL AMP
25
14 PWMB
OUTB
LPF
(+)
27
WOOFER
28
6
PWMA
OUTA
LPF
(–)
30
5
RESET
4
DC FAN
DZ750K
IC3500
+12V
FAN
S-MASTER DIGITAL AMP
DRIVE
Q3000-3002
25
14 PWMB
OUTB
LPF
27
28
6
PWMA
OUTA
LPF
30
5
RESET
4
Q3251,3252
Q3551-3553
DC
PROTECT DETECT
DETECT
SPEAKER
SPEAKER
Advertisement
Table of Contents
