Ic Block Diagrams - Sony HCD-ZX6 Service Manual

HCD-ZX6/ZX8

7-30. IC BLOCK DIAGRAMS

IC301 TC94A34FG-002 (BD81A Board)
32 31 30 29 28 27
RAS 33
CAS 34
OE 35
BUCK 36
CCE 37
38
AD12
AD11 39
40
VDDM
SRMSTB 41
42
VDDT
AD10 43
AD9 44
Bus
Switch
45
AD8
AD7 46
47
AD6
AD5 48
49 50 51 52 53 54
HCD-ZX6/ZX8
26 25 24 23 22 21 20 19 18 17
LRCKIA
16
15 BCKIA
14 SDI0
13 LRCKO
12 BCKO
11
SDO0
10 VSS
9
VDDT
8 MIACK
7 MICK
6 MIDIO
5 MILP
4
MICS
3 STANBY
2 RESET
1 VDDP
Timing
VC0
Generator
55 56 57 58 59 60 61 62 63 64
CH4OUTR
CH4OUTF
CH3OUTF
CH3OUTR
POWVCC
MUTE
GND
GND
PREGND
CT
CH3RIN
CH3FIN
CH4IN
CH4CAPA
OUTVREF
DPOUT
TREVCC
NC
56 56
IC251 BA5947FM (BD81A Board)
19 D D 18 CH1PUTF
20 CH1OUTR
D D 17
21 D D 16 CH2OUTF
19k
PIN26
6.5k
22 D D 15 CH2OUTR
10k
Vref
POW POW
VCC
23 VCC POWVCC
14
(ch3, 4) (ch1, 2)
50k 50k
50k 50k
24 POW
13 CNF4
VCC
50k 50k
25 12 GND
Vref
26 C-M
11
10 C-P
27
28 9 VG
29 8 CH2RIN
30
7 CH2FIN
100k
31 6 CH1RIN
PIN3
5
32 CH1FIN
10k
50k
SW
33 4 SW
3
34 OPIN+
Pre
35 2 OPIN-
Vcc
36 NC
1
IC514 BA6956AN (MAIN Board)
IC515 BA6956AN (MAIN Board)
TSD
CONTROL LOGIC
1 2 3 4 5 6 7 8 9