Read Sony CMT-SPZ90DB / HCD-SPZ90DAB Service Manual online
HCD-SPZ90DAB
17
17
HCD-SPZ90DAB
7-3. BLOCK DIAGRAM – AMP Section –
(Page 16)
SYSTEM CONTROLLER
IC1301 (3/4)
L-CH
C
1
A/D CONVERTER
IC701
STREAM PROCESSOR
IC705
LIN
31 DATA
15 SCKI
DOUT 12
30 BCK
BCK 11
29 LRCK
36 XFSIIN
48 XFSOIN
LRCK 12
S-MASTER DATA 70
OUTL1 11
DIGITAL POWER AMP
IC707
4 PWM_A
6 PWM_B
16
3
PWM_D
/SD
14 PWM_C
OUT_A 33
OUT_B 30
OUT_D 22
OUT_C 25
OUTL2 9
15
/RST_CD
5
/RST_AB
OUTR1 6
OUTR2 4
X702
49.152MHz
21 SCDT
S-MASTER SHIFT 71
22 SCSHIFT
S-MASTER LATCH 72
23 SCLATCH
S-MASTER PG MUTE 66
20 PGMUTE
S-MASTER SOFT MUTE 67
19 SOFTMUTE
S-MASTER NSP MUTE 73
18 NSPMUTE
S-MASTER INIT 75
27 INIT
S-MASTER RST 68
S-MASTER SD 69
CLOCK SHIFT
IC703
CLOCK BUFFER
IC709
OVER LOAD
DETECT
Q702, 703
OVER LOAD
DETECT
Q752, 753
L.P.F.
L.P.F.
L.P.F.
L.P.F.
PROTECT
DETECT
Q701
R
L
+
–
+
–
SPEAKER
J860
: TUNER (DAB/FM)
SIGNAL PATH
R-ch is omitted due to same as L-ch.
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