13-1
PRO-LOGIC BOARD
TABLE OF CONTENTS
M62464FP Internal Block .............................................. 13-1
Components & Chips Layout......................................... 13-2
Voltages ......................................................................... 13-3
M62420FP & BA4558N Internal Block .......................... 13-4
Circuit Diagram .............................................................. 13-5
Electrical parts list.......................................................... 13-6
M62464FP INTERNAL BLOCK
13-1
M62464FP
57
58
59
6061
62
63
64
1
2
34
5
6
78
9
10
11
12 13
14 15
16
VCA
SERVO
AUTO
BALANCE
AVcc
NOISE
SEQUENCER
FULL WAVE
RECTIFIER
LOG
DIFFERENCE
AMPLIFIERS
DUAL-TIME CONSTANT
AND THRESHOLD SWITCHES
MODIFIED
NR DECODER
B-TYPE
C
R
L
A/D
D/A
LOGIC
10Kbit
SRAM
LPF
VOL
MCU interface
LPF
DVdd
DATA SCK REQ
CLK
AGND
L
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
5253
54
55
56
VCA
IREF
VREF
DVss
L-R
BPF
L+R L-R
VOL
L+R
BNR-SW
1
2
3
4
DI-SW
F. B .
VOL
DELAY
VOL
2
22kΩ 22kΩ
R-SW
L-SW
4
3
2
1
4
3
2
1
2
1
BPF
1
2
17
18
19
20 21
22 23
24
SELECTOR
SL
VOL
SR
VOL
COMBINING
NETWORKS
RCS'
CENTER MODE
CONTROL
22kΩ 22kΩ 22kΩ 22kΩ 22kΩ 22kΩ 22kΩ
2
1
L
R
C
1
3
2
C-SW
SL-SW
SR-SW
SW-SW
DO-SW
SW
TRIM
TRIM
TRIM
TRIM
5
5
2
1
3
2
1
3
PSEUDO
SURROUND
2
1
SWBP-SW
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
LOUT
ROUT
COUT
CVOLIN
CVOLOUT
SOUT
PSLIN
CMC
AGND
MICIN
SWOUT
SWVOLIN
SWVOLOUT
SLVOLOUT
SLVOLIN
SLOUT
SROUT
SRVOLIN
SRVOLOUT
PSRIN
DV
DD
DATA
SCK
REQ
DVss
DSELOUT
LPF1IN1
LPF1IN2
LPF1OUT
ADINTIN
ADINTOUT
ADCONT
DACONT
LPF2IN1
LPF2IN2
LPF2OUT
DAINTIN
DAINTOUT
DVOLOUT
DIN
BNR IN
DBC1
DBC2
DBC3
PSC3
PSC6
PSC2
PSC5
PSC1
PSC4
RLC5
ECHOOUT
RLC2
RLC1
RLC4
RLC7
RLC3
RLC8
RLC6
LBPF2
LBPF1
RBPF2
RBPF1
ABL
LIN
RIN
AVcc
VREF1
IREF
NGC3
NGC2
NGC1
LTIN
RTIN
CIN
SWIN
SLIN
SRIN
VRSWIN
ABR
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