Sanyo DC-MM5000 Service Manual page 13

IC BLOCK DIAGRAM & DESCRIPTION
IC440 AN7348K (PLAY/REC Pre Amp)
24
A/Rec
B
A/Rec
1
IC441 LC75342M (2 Band Equalizer)
L4
11
L3
12
L2
13
L1
14
NC
15
NC
16
R1
17
R2
18
R3
19
R4
20
23 22 21 20
Mute
PB Amp(L)
PB Amp(R)
Mute
B
2 3 4 5
LSELO LIN LTRE
10 9 8
21 22 23
RSELO RIN RTRE
19 18
17
ALC
Rec
Amp(L)
Rec
Amp(R)
Logic
A/B
6 8
7
LBASS1 LBASS2
7 6
LVref
CONTROL
CIRCUIT
LOGIC CCB
CIRCUIT INTERFACE
CONTROL
CIRCUIT
RVref
24 25
RBASS1 RBASS2
- 12 -
16 14 13
15
R
P
P
R
Nor/Cro
& Hi/Lo
Logic
R
Ripple
P
Rejection
Logic
Rec/PB
9 10 11 12
LOUT
5
4 TEST
3
V
SS
2 CE
1
DI
30 CL
29 V
DD
28
Vref
27 NC
26
ROUT