Block Diagram - Amp Section - Sony hcd-dz230 Service Manual

Q Q
6-4. BLOCK DIAGRAM – AMP SECTION –
3 7 6 3 1 5 1 5 0
• Signal Path
: AUDIO
AMP_D1-D3
AMP_BCK0,LRCK0,MCK0
RF
A
SECTION
(Page 30)
IC802
FL DRIVER
DIN 7
CLK 8
STB 9
ND001
30 VFL
FLUORESCENT
INDICATOR TUBE
F1
F2
T E
L 1 3 9 4 2 2 9 6 5 1 3
S801 – S808
(FUNCTION KEY)
E3.3V
IC801
REMOTE CONTROL
RECEIVER
S800
VOLUME
ENCODER
VOLUME
w w w
HCD-DZ230/DZ231/HDZ235
IC501 (4/5)
SYSTEM CONTROLLER
24 FL_D_OUT/LED_DATA
21 FL_CLK/LED_CLK
56 FL_STB
AMP_D0-D3
DIRCSFLAG 19
D3071-D3073
X501
13
Xout 5MHz
74 KEY INT
Xin
15
IC3003
SELECTER
2
1
6
79
M_ST
AMP_D2
4 SIRCS–IN
HPMUTE
HP_MUTE 53
PLUG_DET2
52
HP_SW
SCDT
1
DAMP_SCDT
SHIFT
2
DAMP_SHIFT
LAT1
47
DAMP LATCH1
10 ENA
LAT2
DAMP LATCH2 48
LAT3
11 ENB
DAMP LATCH3 49
INIT
50
DAMP INIT
SOFTMUTE
51
DAMP SOFT MUTE
OVF
44
OVERFLOW1
OVF2
OVERFLOW2 45
RESET
DRIVE RST(EN) 42
EN
DRIVE_OCP(DIAG) 43
x a o
y
DC-DET
DC_DET 57
. i
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IC3030
S-MASTER PROCESSOR
AMP_D3
31 DATA 11
OUTL1
MCK0
36 XFSIIN 9
OUTL2
BCK0
30 BCK
OUTR1 6
LRCK0
29 LRCK
4
25 OVF FLAGL OUTR2
OVF2
24 OVF FLAGR
SCDT
21 SCDT
SHIFT
22 SCSHIFT
LAT3
23 SCLATCH
INIT
27 INIT
FS0I 38
SOFTMUTE
19 SOFTMUTE
XFS0IN 48
IC3010
S-MASTER PROCESSOR
HPOUTL2 43
45
HPOUTL1
HPOUTR2 39
AMP_D1 HPOUTR1 41
31 DATA
OUTR1 6
MCK0
36 XFSIIN 4
OUTR2
Q Q
BCK0
30 BCK
3 7 6
11
LRCK0 OUTL1
29 LRCK
OUTL2 9
25 OVF FLAGL
OVF
24 OVF FLAGR
SCDT
21 SCDT
SHIFT 37
FSOCKOUT
22 SCSHIFT
LAT1
23 SCLATCH 38
FS0I
INIT
27 INIT
48
XFS0IN
SOFTMUTE
19 SOFTMUTE
XFS0OUT 14
5
IC3020
S-MASTER PROCESSOR
31 DATA 6
OUTR1
MCK0
36 XFSIIN OUTR2 4
BCK0
30 BCK
11
LRCK0 OUTL1
29 LRCK
9
25 OVF FLAGL OUTL2
SCDT
21 SCDT
SHIFT
22 SCSHIFT
LAT2
23 SCLATCH FS0I 38
INIT
27 INIT
SOFTMUTE
19 SOFTMUTE XFS0IN 48
24 OVF FLAGR
XFS0OUT 14
u 1 6 3
Q631,632
PROTECT DETECT
33 33
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2 4
8 9 9
IC3001
COMPARATOR
3
+
1
2 –
5
+
7
6 –
PLUG DET2
HPMUTE
Q3081
MUTE SW
IC3400
S-MASTER DIGITAL AMP
WF 25
14 PWMB OUTB LPF
27
WF
28
6 LPF
PWMA OUTA
30
C
5 RESET
C
4
IC3300
S-MASTER DIGITAL AMP
25
6 PWMA LPF
OUTB
27
14 PWMB OUTA 28 LPF
30
5 RESET
4
HP
HP
HP
IC3100
S-MASTER DIGITAL AMP
HP
25
FR
14 PWMB LPF
OUTB
27
FR
28 LPF
6 PWMA OUTA
FL 30
3 1 5 1 5 0 8 9 2
5 RESET
FL
4
IC3150
IC3051
S-MASTER DIGITAL AMP
OSC
28
OUTA
6 PWMA
LPF
30
25
14 PWMB LPF
OUTB
X3051
27
49.1MHz RESET
5
4
IC3200
S-MASTER DIGITAL AMP
SR 25
OUTB
14 PWMB
LPF
27
SR
28
6 PWMA OUTA LPF
30
SL
5 RESET
SL
4
IC3250
S-MASTER DIGITAL AMP
28
OUTA
6 PWMAP
30
25
14 PWMBP OUTB
27
5 RESET
m
4
c o
Q3551-3553
+12V
PROTECT DETECT
.
POWER
E
SECTION
(Page 34)
HCD-DZ230/DZ231/HDZ235
2
8 9 9
L J402
R PHONES
Q450,451
Q460,461
MUTE
SPEAKER
(+)
WOOFER
(–)
Q3251,3252
DC
DETECT
TB3901
(+)
CENTER
(–)
Q3301,3302
DC
DETECT
(+)
FRONT
R
(–)
4 9 8 2 9 9
Q3101,3102
DC
DETECT
(+)
FRONT
L
(–)
Q3151,3152
DC TB301
DETECT
(+)
SUR R
(–)
Q3401,3402
DC
DETECT
LPF (+)
SUR L
LPF
(–)
Q3202,3201
DC
DETECT
DC FAN
FAN
DRIVE
Q3000-3002