Block Diagram -Amp Section - Sony HCD-DZ860W Service Manual

6-5. BLOCK DIAGRAM – AMP Section –
DIR_CLK
DSP
L
DIR_DIN
SECTION
(Page 44)
AMP_D1
AMP_D2
AMP_D3
DSP BCKO
M
SECTION BCK
(Page 44)
LRCKO
LRCK
MCKO
AMP_DMIX SD1
SD2
IC501 (5/6)
SYSTEM CONTROL
Xout
Xin
M_ST
HP_MUTE
DAMP_SCDT/DIR_DIN
DAMP_SHIFT/DIR_CLK
DAMP LATCH1
DAMP LATCH2
DAMP LATCH3
DAMP INIT
DAMP SOFT MUTE
OVERFLOW1
OVERFLOW2
DRIVE RST(EN)
SD(DIAG)/PVDD_DET
• SIGNAL PATH
DC_DET
: TUNER
HCD-DZ860W/DZ870KW/DZ870M/DZ870W
SHIFT
SCDT
AMP_D3
MCK0
BCK0
LRCK0
OVF2
DSP SCDT
J
SECTION
SHIFT
(Page 44)
LAT3
INIT
SOFTMUTE
AMP_D1
MCK0
BCK0
LRCK0
OVF
SCDT
13 SHIFT
X501
LAT1
5MHz
INIT
15
SOFTMUTE
IC3003
DATA SELECT
2
5
1
6
52
AMP_D2
MCK0
BCK0
HPMUTE
53
LRCK0
SCDT
1
SHIFT
2 SCDT
LAT1
65
SHIFT
LAT2
56 LAT2
LAT3
49 INIT
INIT
50
SOFTMUTE
51 SOFTMUTE
OVF
44
OVF2
45
EN
42
DIAG
43
DC-DET
57
PLUG_DET2
AUDIO
F
SECTION
(Page 43)
DZ860W/DZ870W
HEADPHONE AMP
3
2
5
6
IC3030
S-MASTER PROCESSOR
31 DATA
36 XFSIIN
30 BCK
29 LRCK
25 OVF FLAGL
24 OVF FLAGR WF
OUTR1(+) 6
21 SCDT
WF
22 SCSHIFT OUTR2(–) 4
23 SCLATCH
C
27 INIT OUTL1(+) 11
C
OUTL2(–) 9
19 SOFTMUTE
FS0I 38
XFS0IN 48
IC3010
S-MASTER PROCESSOR
HP
HPOUTL2 43
HP
HPOUTL1 45
31 DATA
HP
HPOUTR2 39
36 XFSIIN HP
HPOUTR1 41
30 BCK
FR
OUTR1(+) 6
29 LRCK
25 OVF FLAGL FR
OUTR2(–) 4
24 OVF FLAGR
FL
OUTL1(+) 11
21 SCDT
22 SCSHIFT FL
OUTL2(–) 9
23 SCLATCH
27 INIT
FS0CKOUT 37
FS0I 38
19 SOFTMUTE
IC3051
XFS0IN 48 CLOCK
OSCILLATOR
XFS0OUT 14
X3051
DZ860W/DZ870KW/DZ870W
49.1MHZ
IC3020
S-MASTER PROCESSOR
DZ870M
31 DATA
SR
OUTR1(+) 6
36 XFSIIN
SR
30 BCK
OUTR2(–) 4
29 LRCK
SL
OUTL1(+) 11
25 OVF FLAGL
SL
21 SCDT
OUTL2(–) 9
22 SCSHIFT
23 SCLATCH
FS0I 38
27 INIT
XFS0IN 48
19 SOFTMUTE
24 OVF FLAGR
XFS0OUT 14
D3552
Q3552 – 3555
B+ DOWN PROTECT +31V
Q631,632 EN POWER
N
BUFFER SECTION
(Page 46)
45 45
HCD-DZ860W/DZ870KW/DZ870M/DZ870W
IC3001
L
1
PLUG DET2
R
7
Q3081 Q107,109,
HPMUTE
H/P MUTE Q106,108
DRIVE
25
14 PWM_B OUT_B LPF
27
6 PWM_A 28
OUT_A
LPF
30
5 RESET
IC3500
DIGITAL POWER AMP
4
D3551
IC3400
DIGITAL POWER AMP
25
14 PWM_B OUT_B
LPF
27
6 PWM_A 28
OUT_A LPF
30
5 RESET
Q3251,3252
4 DC BALANCE
DETECT
IC3300
DIGITAL POWER AMP
25
6 PWM_A OUT_B LPF
27
14 PWM_B 28
OUT_A LPF
30
5 RESET
Q3301,3302
4 DC BALANCE
DETECT
IC3100
DIGITAL POWER AMP
25
14 PWM_B OUT_B LPF
27
6 PWM_A 28
OUT_A LPF
30
5 RESET
Q3101,3102
4 DC BALANCE
DETECT
IC3150
DIGITAL POWER AMP
28
6 PWM_A OUT_A
LPF
30
14 PWM_B 25
OUT_B LPF
27
5 RESET
Q3151,3152
4
DC BALANCE
DETECT
IC3200
DIGITAL POWER AMP
25
14 PWM_B OUT_B LPF
27
6 PWM_A 28
OUT_A
LPF
30
5 RESET
Q3401,3402
4
DC BALANCE
DETECT
IC3250
DIGITAL POWER AMP
28
6 PWM_A OUT_A LPF
30
14 PWM_B 25
OUT_B LPF
27
5 RESET
Q3202,3201
DC BALANCE
4
DETECT
Q3000 – 3002
Q3551
FAN
M+14V
DC BALANCE
DRIVE
PROTECT
DZ860W/DZ870W
J101
PHONES
MUTE
TB3901
(+)
SUBWOOFER
(–)
SPEAKER
(–)
CENTER
(+)
DZ860W/DZ870KW/DZ870W
TB101
(+)
FRONT R
(–)
SPEAKER
(+)
FRONT L
(–)
(+)
FRONT R
(–)
(+)
FRONT L
(–)
(+)
SUR R SPEAKER
(–)
(+)
SUR L
(–)
DZ870M
FAN3001
DC FAN