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HCD-DZ118K
6-3. BLOCK DIAGRAM – AMP SECTION –
• Signal Path
: AUDIO
AMP_D1-D3
AMP_BCK0,LRCK0,MCK0
AUDIO
A
SECTION
(Page 27)
IC802
FL DRIVER
7
24 FL_D_OUT
DIN
8
21 FL CLK
CLK
STB
9
25 FL CS/STB
FL801
30
VFL
FLUORESCENT
INDICATOR TUBE
42
+3.3V
F1
F2
Q802
G1
FL DRIVER
S801 – S808
(FUNCTION KEY)
74 KEY INT
E3.3V
IC801
REMOTE CONTROL
4 SIRCS–IN
RECEIVER
S800
10 ENA
VOLUME
VOLUME
ENCODER
11 ENB
HCD-DZ118K
AMP_D3
IC501 (3/4)
SYSTEM CONTROLLER
AMP_D0-D3
19
DIR CSFLAG
D3071-D3073
X502
13
Xout
5MHz
Xin
15
IC3003
SELECTER
B
2
Y
5
A
1
6
M-ST
68
AMP_D2
SCDT
DAMP SCDT
1
SHIFT
2
DAMP SHIFT
LAT1
47
DAMP LAT1
LAT2
DAMP LAT2
48
LAT3
DAMP LAT3
49
INIT
50
DAMP INIT
SOFTMUTE
51
DAMP SOFT MUTE
OVF
OVERFLOW1
44
OVF2
45
OVERFLOW2
RESET
DRIVE RST
42
DIAG
43
DRIVE OCP
IC3030
S-MASTER PROCESSOR
WF
31 DATA
OUTL1
11
WF
MCK0
36 XFSIIN
OUTL2
9
BCK0
C
30 BCK
6
LRCK0
OUTR1
29 LRCK
C
OUTR2
4
25 FLAGL OVF
OVF2
24 OVF FLAGR
SCDT
21 SCDT
SHIFT
22 SCSHIFT
LAT3
23 SCLATCH
INIT
27 INIT
NSPMUTE
38
FS0I
18 NSPMUTE
SOFTMUTE
19
SOFTMUTE
XFS0IN
48
20
PGMUTE
IC3010
S-MASTER PROCESSOR
20 PGMUTE
AMP_D1
31 DATA
FR
OUTR1
6
FR
MCK0
36 XFSIIN
4
OUTR2
BCK0
FL
30 BCK
11
LRCK0
OUTL1
29 LRCK
FL
OUTL2
9
25 FLAGL OVF
OVF
24 OVF FLAGR
SCDT
21 SCDT
SHIFT
FSOCKOUT
37
22 SCSHIFT
LAT1
23 SCLATCH
38
FS0I
INIT
27 INIT
IC3051
NSPMUTE
XFS0IN
48
18 NSPMUTE
SOFTMUTE
19 SOFTMUTE
XFS0OUT
14
X3051
49.152MHz
IC3020
S-MASTER PROCESSOR
20 PGMUTE
SR
31 DATA
OUTR1
6
SR
MCK0
36 XFSIIN
4
OUTR2
BCK0
30 BCK
SL
11
LRCK0
OUTL1
29 LRCK
SL
OUTL2
9
25
FLAGL OVF
SCDT
21
SCDT
SHIFT
22
SCSHIFT
LAT2
23 SCLATCH
FS0I
38
INIT
27 INIT
NSPMUTE
18
NSPMUTE
SOFTMUTE
SOFTMUTE
48
19
XFS0IN
24 OVF FLAGR
14
XFS0OUT
28
28
IC3400
S-MASTER DIGITAL AMP
25
14 PWMB
LPF
OUTB
27
28
6
PWMA
LPF
OUTA
30
5
RESET
Q3401,3402
4
IC3300
S-MASTER DIGITAL AMP
28
6 PWMA
LPF
OUTA
30
14
PWMB
25
LPF
OUTB
27
RESET
5
Q3301,3302
4
IC3100
S-MASTER DIGITAL AMP
25
14 PWMB
LPF
OUTB
27
28
6
PWMA
LPF
OUTA
30
5
RESET
Q3101,3102
4
IC3150
S-MASTER DIGITAL AMP
OSC
28
6 PWMA
OUTB
LPF
30
25
14
LPF
PWMB
OUTA
27
RESET
5
Q3151,3152
4
IC3200
S-MASTER DIGITAL AMP
25
14 PWMB
OUTA
27
LPF
28
6
PWMA
LPF
OUTB
30
5
RESET
4
IC3250
S-MASTER DIGITAL AMP
28
OUTA
6 PWMBP
LPF
30
25
LPF
14
PWMAP
OUTB
27
RESET
5
4
Q3551
+12V
PROTECT DETECT
SPEAKER
(+)
WOOFER
(–)
DC
DETECT
(+)
CENTER
(–)
DC
DETECT
TB301
(+)
FRONT
R
(–)
DC
DETECT
(+)
FRONT
L
(–)
DC
DETECT
(+)
SUR R
(–)
Q3201,3202
DC
DETECT
TB302
(+)
SUR L
(–)
Q3251,3252
DC
DETECT
DC
FAN
FAN
DRIVE
Q3000-3002
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