Sony HCD-DZ830W Service Manual page 76

HCD-DZ830W/DZ850KW
QQ
3 7 63 1515 0
– DIAT-TX Board –
IC1804 CXD4016R
LRCK 49
BCK 50
BCKOUT 51
LRCKOUT 52
CK12 53
CSST 54
VSS 55
VDD 56
OSCI 57
VSS 58
OSCO 59
XTCK4 60
XSM 61
MST 62
XTST 63
XRST 64
TE
L 13942296513
– POWER Board –
IC901 STR-F6138-LF1352
Reg1
Internal
Bias
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48 47 46 45 44 43 42 41 40 39 38 37 36
PLL
READ-
AUDIO SOLOMON
INTERFACE PARITY
GENERATOR
CLOCK
GENERATOR
CONTROLLER
1 2 3 4 5 6 7 8 9 10
UVL0
+
OVP
ON=16V
–
OFF=10.5V
TSD
IOLP
+
–
Volp
OSC
Reg3
Current mirror
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2 9
8
35
CLOCK
SELECTOR
BUFFER D/A
MODULATOR
RAM CONVERTER
11 12 13 14 15 16
Q Q
3 6 7 1 3 1 5
Reg2
Delay
Rg2
Rg3
Rg1
Delay
Latch
OCP1
+
–
Vocp
INH1
+
–
Vth1
Boottom Skip
Logic
INH2
+
–
OCP2
Vth2
Logic
FB
OCP2
co
Vocp(BSIN,OUT)
.
9 4 2 8
34 33
32 TEST4
31 TEST3
30 TEST2
29 TEST1
28 TEST0
27 VSS
26 VDD
25 DAVRO
24 DAVREF
23 DAAVS
22 DAAVD
21 DAAOUT
20 VSS
19 VDD
18 DACK
17 DAPD
0 5 8 2 9 9 4 2 8
5 FB/OLP
4 Vcc
3 Drain
POWER
MOS FET
2 S/GND
1 OCP/INH
m
9 9
9 9