Sanyo DC - IC BLOCK DIAGRAM (AMPLIFIER); IC501 BA3826 S (Band Pass Filter for Spectrum Analyzer); IC551 LC7582 (LCD Driver); IC700 STK4132 MKII (AF Power Amplifier)

C BLOCK DIAGRAM (AMPLIFIER)
N No.
SIGNAL NAME
!/0
DESCRIPTION
ACTIV P OFF
65
FOR IND o
Fo.tiard Ind, c.ator (LED; S,gnal
L
H
66
DOLBY RIP o
Oolb.{ Rec :Play Control S,qnal
H : REC L
67 C STOP
o
CD Stop S,gnal
L
H
68
DuE lN/OUT
o Dubb, ng IN IOUT Seleflfon $$qnal
L
H
69
P MuTE o
Play Mutrng $,gnal H
H
cord Mut!ng S,gnal
H H
,.ecord Ind(c ator (LED) S,gnal
,
L
H
Not Used (VSS)
AD Ground
.. . . ..
Not Used (VSS)
Not used (vDO)
Not Used (VDD)
Not used (VSS)
. . . . ..,, ,,n ,., ‘,. - ..,. ,..
70 R MUTE
o
\
Re[
71 REC INO
o
1 .<.,
72
DISCO PARTY o
73
A-VS5
74
PHONO OR VIDEO
I
75
MOTOR OR ELECT
I
76
REMOCON KEY
t
77 NC
1
78 BAND LEVEL IN
I
,
.. !>” r.>> ““-, ,” ,, ”!,, .-. ”.”,
t
!
79 VOL LEVEL OC IN
I I Volume Level DC OUT
1
80
AM1
I
ACTIV : Active Level
IC501 BA3826S (Band Pass Filter for Spectrum Analyzer)
k:
L IN R IN N.C RO
GhO!
GN02 N.C vEE
I IF---J
-,
N.C L
R
RESET A
B
c
N.C VO
IC5S1 LC7S82 (LCD Driver)
-56-
.
P OFF : Power Off T,me Level
,,.
.
IC700 STK4132MK11 (AF Power Amplifier)
L-CM
a-c.
WTWT .KC .VCC
-“~~
v~~ OUTP”l
.Vcc
l-c.
R?
R%
5rlaAP
C* 0
INPUT ~:: -“cc - w r&: INPUT
$.41 J,,NG
IC BLOCK DIAGRAM (AMPLIFIER)
IC702. 802 BU40518 (3-input 8-Channel Multiplexer / De-Multiplexer)
m Voo
I l—————a
3
COM
mum+TABLE
I
I
L
I
8 Vss
7 IVES
IC701.703.704 .7 06.709.710 .711
LA64S8S (Dual Operational Amplifier)
IC708 TC9153AP (Electronic Volume)
WI
.-*
0s
L-an
t-ml
a-m
L-*
L-a/r
iiiEREl-
1
L
,, .-ox*
CONTROL INPUTS
I
m.)
CHANNEL
(N H4B)T C B A
4051
L
LLLL
I
0
I
I
LILILIH
I
1
I
LILIHIL
I
1
,1,1.1. ?
I-i’ i” i”!
LHLL
4
[
x : DON’T CARE
I
IC705 LC7522 (7-Segment Electronic Variable Resistor)
-..’.