– 55 –
CD-C470H,C470E,C480H/CP-C470H,C470E,C480H
IC701 RH-iX0170AWZZ:System Microcomputer (IX0170AW) (2/2)
71 VLOAD VLOAD — Negative power supply for FL drive To be connected to -30V
72-76
P105/FIP15-P101/FIP11
S04-S00 Output FL display tube segment drive
77 P100/FIP10 G10 Output FL display tube grid drive
78-80 P97/FIP9-P95/FIP7 G09-G07 Output FL display tube grid drive
Terminal NamePin No. Input/Output
FunctionPort Name
IC501 VHiLC75396E-1:Audio Processor (LC75396E)
48 47 46 45 44 43 42 41 40 39 38 37 36 35 34 33
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16
LTIN
LF1C1
LF1C2
LF1C3
LF2C1
LF2C2
LF2C3
LF3C1
LF3C2
LF3C3
LF4C1
LF4C2
LF4C3
LF5
LTOUT
LFIN
RF1C1
RF1C2
RF1C3
RF2C1
RF2C2
RF2C3
RF3C1
RF3C2
RF3C3
RF4C1
RF4C2
RF4C3
RF5
RTOUT
RFIN
RFCOM
49
LSELO
50
LINVIN1
51
L5
52
L4
53
L3
54
L2
55
L1
56
VDD
57
R1
58
R2
59
R3
60
R4
61
R5
62
RINVIN1
63
RSERO
64
32
31
30
29
28
27
26
25
24
23
22
21
20
19
18
17
RTIN
LFCOM
LFOUT
LRIN
LRCOM
LROUT
LVref
VSS
CE
DI
CL
Vref
RVref
RROUT
RRCOM
RRIN
RFOUT
IC201 VHiLA2786//-1: Dolby Pro Logic Active Decorder (LA2786)
CONTROL
1
2
3
4
5
6
7
8 9
10
11 12 13 14 15 16 17 18 19 20 21
42
41 40
39
38
37
36
35
34
33
32 31 30 29
28 27 26 25 24 23 22
OSC
DEVIDER
NOISE
GENERAT
LPF
NOISE FILTER
BBAA
BBAA
B
B
A
A
NOISE
CH
BALANCE
CONTROL
DUAL 1
CONTROL
VR
CONTROL
VREF
VR
VR
VCA
VCA VCA VCA
VCA
VCA VCA VCA
CMOTE
CTRIM
MUTE
LPF
LPF
VCC
VCC
+
-
RECT
RECT
RECT
RECT
LOG DIFF
LOG DIFF
P.S.
P.S.
VCC
L-OUT
R-OUT
LT-IN
RT-IN
S-OUT
C-OUT
DATA
CLOCK
ENABLE
A
BB
B
A
A
B
A
A
A
B
B
B
A
DC-OUT
S-TRIM
B-NR
7k/5k
VOL/MUTE
OUT-FILTER
L+DELAY R+DELAY
INV-PHASE
L+R
L-R
(-6dB)
50k50k
20k
DEC
VDD
40kHz
IN-FILTER
ADM-CONT
B
A
ADM
SRAM
24
23
22 21 20 19 18 17 16 15 14 13
1
2 3 4
5 6 7
8 9
10 11
12
AGND
VREF
L-MIX-OUT
R-MIX-OUT
S-OUT
VSS
CLK
DATA
B-NR
L-IN
R-IN
S-IN
DELAY-OUT
VCC
ENABLE
IC202 VHiLV1016//-1: Dolby Pro Passive Decorder (LV1016)
Figure 55 BLOCK DIAGRAM OF IC
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