Sony D-EJ011 - IC Block Diagrams

13
D-EJ011
• IC Block Diagrams
IC301 BH3544F-FE2
+
67 58
+
2
1 3 4
OUT 1
XMUTE
MUTE
IN 1
GND
VCC OUT 2 BIAS IN 2
BIAS
TSD
6dB
6dB
90k
90k
IC401 BH6575FV-E2
EO
SYSTEM
ON
OSC
SYSTEM
OFF
CLK
30k
30k
DC/DC
CONVERTER
–
+
– +
–
+
VG
CONV
VSYS
REG
PRE-DR
VSYS
DETECT
OFF
2
MUTE34
4
CLK
3
MUTE1
5
RESET
6
CLV
7
SLED
TRK
9
VREF
11
FIL1
12
FIL2
13
FIL3
14
DPG1
16
TRK– TRK+
19 20
FIL4
15
WP
1
40
SPIND– SLED+ SLED– PVCC
24 23 22 21
SPIND+
25
SPRT
27
DPG2
26
SOFT
28
DCIN
30
CT
29
REGO
32
REGB
31
PRGND
33
PGND
34
VG
36
LG
35
VSYS
38
SW
37
EI
39
MUTE34
–
–
+
RESET
MUTE1
– +
8
30k
– +
–
+
–
+
–
+
30k
– +
FOCUS
10
PRE-DR
PRE-DR PRE-DR
FO+
18
FO–
17