Sony HCD-FZ900KW, Service Manual

Page: 27 / 108

HCD-FZ900KW/FZ900M
HCD-FZ900KW/FZ900M
27 27
5-5. BLOCK DIAGRAM – AMP Section –
16 PWM_B
8 PWM_A
7
6
/RESET
SD
OUT_B
31
3
1
2
6
DATA
36 XFSIIN
AMP_D1 AMP_D3
DIR_CLK SHIFT
DIR_DIN SCDT
AMP_D2
AMP_D3
MCK0
BCK0
LRCK0
OVF2
SCDT
SHIFT
LAT3
NS_INIT
SOFTMUTE
AMP_D1
AMP_D2
MCK0
BCK0
LRCK0
OVF1
SCDT
SHIFT
LAT1
NS_INIT
SOFTMUTE
MCK0
BCK0
LRCK0
SCDT
SHIFT
LAT2
NS_INIT
SOFTMUTE
PLUG_DET
BCKO
LRCKO
MCKO
AMP_DMIX
BCK
LRCK
SD1
SD2
30 BCK
29 LRCK
25 OVF FLAGL
24 OVF FLAGR
21 SCDT
22 SCSHIFT
23 SCLATCH
27 INIT
19 SOFTMUTE
OUTR1(+)
4 OUTR2(–)
9 OUTL1(–)
11 OUTL2(+)
48 XFS0IN
38 FS0I
31
-
33
34
-
36
OUT_A
LPF
SUBWOOFER
TB3901
SPEAKER
CENTER
PHONES
J5001
IC3400
DIGITAL POWER AMP
16 PWM_B
8 PWM_A
7
6
/RESET
SD
OUT_B
31
-
33
34
-
36
OUT_A
IC3500
DIGITAL POWER AMP
PLUG DET
HPMUTE
FZ900KW
Q3116—3119
MUTE
Q3081
H/P MUTE
DRIVE
L
R
IC3001
HEADPHONE AMP
LPF
Q3251,3252
DC BALANCE
DETECT
D3551
16 PWM_B
8 PWM_A
7
6
/RESET
SD
OUT_B
31
-
33
34
-
36
OUT_A
LPF
IC3300
DIGITAL POWER AMP
LPF
Q3301,3302
DC BALANCE
DETECT
16 PWM_B
HP
HP
HP
HP
WF
WF
C
C
FR
FR
FL
FL
SR
SR
SL
SL
8 PWM_A
7
6
/RESET
SD
OUT_B
31
-
33
34
-
36
OUT_A
LPF
IC3100
DIGITAL POWER AMP
LPF
Q3101,3102
DC BALANCE
DETECT
8 PWM_A
16 PWM_B
7
6
/RESET
SD
OUT_A
34
-
36
31
-
33
OUT_B
LPF
IC3150
DIGITAL POWER AMP
IC3051
CLOCK
OSCILLATOR
LPF
Q3151,3152
DC BALANCE
DETECT
16 PWM_B
8 PWM_A
7
6
/RESET
SD
OUT_B
31
-
33
34
-
36
OUT_A
LPF
IC3200
DIGITAL POWER AMP
IC3020
S-MASTER PROCESSOR
IC3010
S-MASTER PROCESSOR
IC503 (5/6)
SYSTEM CONTROL
IC3030
S-MASTER PROCESSOR
LPF
Q3401,3402
DC BALANCE
DETECT
8 PWM_A
16 PWM_B
7
6
/RESET
SD
OUT_A
34
-
36
31
-
33
OUT_B
M+14V
LPF
IC3250
DIGITAL POWER AMP
LPF
Q3202,3201
DC BALANCE
DETECT
Q3551
DC BALANCE
PROTECT
Q3552 – 3555
B+ DOWN PROTECT
D3552
EN
+31V
Q502,503
BUFFER
FAN
DRIVE
Q3000 – 3002
31
6
DATA
36 XFSIIN
30 BCK
29 LRCK
25 OVF FLAGL
24 OVF FLAGR
21 SCDT
22 SCSHIFT
23 SCLATCH
27 INIT
19 SOFTMUTE
OUTR1(+)
41 HPOUTR1
39 HPOUTR2
45 HPOUTL1
43 HPOUTL2
71 HP_MUTE/S_AIR_Rcv_SEL
1 DAMP_SCDT/DIR_DIN
2 DAMP_SHIFT/DIR_CLK
59 DAMP LAT1
60 DAMP LAT2
61 DAMP LAT3
57 DAMP INIT
58 SOFT MUTE
55 OVERFLOW1
56 OVERFLOW2
HPMUTE
SCDT
SHIFT
LAT1
LAT2
LAT3
NS_INIT
SOFTMUTE
OVF1
OVF2
EN
SD_PVDD_DET
DC-DET
54 DRIVE RST(EN)
67 SD(DIAG)/PVDD_DET
66 DC_DET
4 OUTR2(–)
11 OUTL1(+)
9 OUTL2(–)
48 XFS0IN
14 XFS0OUT
X3051
49.1MHZ
38 FS0I
37 FS0CKOUT
31
6
DATA
36 XFSIIN
30 BCK
29 LRCK
25 OVF FLAGL
21 SCDT
22 SCSHIFT
23 SCLATCH
27 INIT
19 SOFTMUTE
24 OVF FLAGR
OUTR1(+)
4 OUTR2(–)
11 OUTL1(+)
9 OUTL2(–)
48 XFS0IN
14 XFS0OUT
38 FS0I
5
7
6
(+)
(–)
(–)
(+)
FAN3001
DC FAN
K
POWER
SECTION
F
AUDIO
SECTION
J
I
DSP
SECTION
DSP
SECTION
• SIGNAL PATH
: TUNER
H
DSP
SECTION
LPF
LPF
TB5300
TB5301
FZ900KW
FZ900KW
FZ900KW
FZ900M
FZ900M
FRONT R
FRONT L
SPEAKER
SPEAKER
FRONT R
FRONT L
(+)
(–)
(+)
(–)
SUR R
(+)
(–)
SUR L
(+)
(–)
(+)
(–)
(+)
(–)
(Page 26)
(Page 26)
(Page 26)
(Page 25)
(Page 28)