Block Diagram - Amp Section - Sony HCD-U1BT Service Manual

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6-4. BLOCK DIAGRAM — AMP SECTION —
3 7 6 3 1 5 1 5 0
AUDIO SECTION L-CH
C
1
(Page 30)
15 SCKI
X702
49.152MHz
T E
L 1 3 9 4 2 2 9 6 5 1 3
w w w
HCD-U1BT
A/D CONVERTER STREAM PROCESSOR
IC701 IC705
LIN DOUT 12 31 DATA OUTL1 11
BCK 11 30 BCK
LRCK 10 29 LRCK OUTL2 9
OUTR1 6
36 XFSIIN
48 XFSOIN OUTR2 4
CLOCK SHIFT
IC703
CLOCK BUFFER
IC709
SYSTEM CONTROLLER
IC107 (4/5)
S-MASTER DATA 70 21 SCDT
S-MASTER SHIFT 72 22 SCSHIFT
S-MASTER LATCH 78 23 SCLATCH
S-MASTER PG MUTE 66 20 PGMUTE
S-MASTER SOFT MUTE 67 19 SOFTMUTE
S-MASTER NSP MUTE 76 18 NSPMUTE
S-MASTER INIT 77 27 INIT
S-MASTER RST 68
S-MASTER SD 69
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DIGITAL POWER AMP
IC707
4 PWM_A OUT_A 33
6 PWM_B OUT_B 30
14 PWM_C OUT_C 25
16 PWM_D OUT_D 22
5 15 3
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3 7 6 3
u 1 6 3
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2 4
9 9 8
L.P.F.
L.P.F.
L.P.F.
L.P.F.
OVER LOAD
DETECT
Q702, 703
PROTECT
DETECT
Q701
1 5 1 5 0 8 9 2 4
R-ch is omitted due to same as L-ch.
Signal path
: AUDIO
m
c o
HCD-U1BT
2
9 9
J601
+
L
–
SPEAKER
+
R
–
OVER LOAD
DETECT
Q752, 753
9 8 2 9 9