Sharp XL-40H Service Manual page 41

IC401 VHiLC75342M-1: Function/Volume Equalizer (LC75342M)
LOUT
5
6
LBASS2
LBASS1
7
LTRE
8
LIN
9
LSEL0 10
TEST VSS CE
4 3 2
11 12 13 14 15 16 17
L4 L3 L2 L1
Figure 41 BLOCK DIAGRAM OF IC
DI CL VDD Vref
1 29 28
30
18 19
NC NC
R1 R2 R3
– 41 –
XL-40H/50H
NC
27
26 ROUT
25
RBASS2
24
RBASS1
23
RTRE
22
RIN
RSEL0
21
20
R4