Audio Section - Sony HCD-WZ88D Service Manual

HCD-WZ88D
– AUDIO SECTION –
IC102(3/3)
DSP
DATA0
ASDATA0 217
DATA1
ASDAT1 218
DATA2
219
ASDATA2
ALRCK 213
ABCK 214
215
ALCK
XRST
220
XRST
SPDATA/SMSDI 209
HCD-WZ88D
IC301
D/A CONVERTER
DATA0
14 SDTI1
DATA1
15 SDTI2
DATA2
16 SDTI3
LRCK
17 LRCK
BCK
9 BICK
XCK
10 MCLK
XRST
8 PDN
LRCK
BCK
SCL
VIDEO
B
XCK 34 MDI
SECTION
SDA
(Page 23) 35 MC
ADC_DATA
IC3601
A/D CONVERTER
ADC_DATA ANALOG-IN-L
12 DOUT LIN 1
BCK
11 BCK
LRCK
10 LRCK
R-CH
RIN 2
XCK
15 SCKI
IC3711(1/2)
FL
LOUT1+ 2
41 FL-IN
LOUT1- 1
Q304
IC3711(2/2)
MUTE
FR
ROUT1+ 48
2 FR-IN
ROUT1- 47
Q305
IC3731(1/2)
SL MUTE
LOUT2+ 46
6 SL-IN
LOUT2- 45
Q307
IC3731(2/2)
MUTE
SR
ROUT2+ 44
10 SR-IN
ROUT2- 43
Q308
IC3751(1/2) MUTE
C
LOUT3+ 42
13 C-IN
LOUT3- 41
Q306
IC3751(2/2)
MUTE
SW
ROUT3+ 40
14
ROUT3- 39
Q309
IC3771(1/2)
DM_L MUTE
LOUT4+ 38
37 DM-L
LOUT4- 37
Q302
IC3771(2/2) MUTE
DM_R
ROUT4+ 33
40 DM-R
ROUT4- 32
Q303
MUTE
Q276,277
DVD MUTE MUTE
CONTROL
MAIN
L
SECTION
(Page 25)
21
IC401 (2/3)
SYSTEM CONTROL
24 24
IC301
SOUND PROCESSOR
FL
FL-OUT 34
FR
FR-OUT 32
SL
SL-OUT 29
SR
SR-OUT 26
C
C-OUT 25
LFE-IN DOWNMIX-L
L-OUT 38
DOWNMIX-R
R-OUT 39
SURROUND-IN-L
SURROUND-IN-L 3
SURROUND-IN-R
SURROUND-IN-R 7
VRSWIN
SW-IN 15
SW
SW-OUT 22
Q301
MUTE
17 18
Q274,275
MUTE
CONTROL
DVD MUTE
50 49 48
• R-ch is omitted due
to same as L-ch.
• Signal Path
MAIN
M
SECTION
(Page 25)
DXA-WZ88D (1/3)
REAR-L
REAR-R
DVD MUTE
DVD MUTE
CENTER
MAIN
N
SECTION
(Page 25)
MAIN
O
SECTION
(Page 25)
MAIN
P
SECTION
(Page 25)
J302
SUB WOOFER OUT
: AUDIO