Samsung SCM-6700 - Lc75823 E: Uic2; Ka22291: Jic1; IC & TR Internal Diagrams; Block Diagrams

9-3 IC & TR Internal Diagrams
9-3-1 Main
KA22291 : JIC1
LC75823E : UIC2
Samsung Electronics 9-3
23 22 21 8 20 19 18 15
24
16
17
9
1
2 3 4 5 7 6 10
11
12
13
14
PB
NF(2)
PR IN(2)
R/P
SW
MUTE
SW
MUTE
(IN2)
ALC RECOUT(2)
100K
PRE
RECORD
LREF
PLAYBACK
LREF
PRE
NF
100K
INPUT
PB.BIAS
REC.BIAS
INPUT
N.F
MODE CONTROL
/BIAS CIRCUIT
PU
NF(1)
PB IN(1) A/B
SW
PB GND MUTE
IN(1)
REC
OUT(1)
PB OUT(1)
REC GND
Vcc
Vcc
PBOUT(2)
100K
PRE
INPUT
N.F
ALC
DET
PRE
N.F
INPUT
REC NF(2)
REC IN(2)
REC IN(1)
REC IN(1)
100K
ALC TIME CONSTANT
R/P SW A-IN B-IN
A/B SELECT S/W
A-IN B-IN
64 63 62 61 60 59 58 57 56 55 54 53 52 51 50 49
DI CL CE OSC Vss V
DD 2
V
DD 1
INH
VDD COM 3 COM 2 COM 1 S 52 S 51 S 50 S 49
17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32
S 17 S 18 S 19 S 20 S 21 S 22 S 23 S 24 S 25 S 26 S 27 S 28 S 29 S 30 S 31 S 32
S 1 1
S 2 2
S 3 3
S 4 4
S 5 5
S 6 6
S 7 7
S 8 8
S 9 9
S 10 10
S 11 11
S 12 12
S 13 13
S 14 14
S 15 15
S 16 16
S 48
S 47
S 46
S 45
S 44
S 43
S 42
S 41
S 40
S 39
S 38
S 37
S 36
S 35
S 34
S 33
48
47
46
45
44
43
42
41
40
39
38
37
36
35
34
33
Block Diagrams