Sharp XL 1700 Service Manual - Page 42
Lvref, Rvref, Interface, Control, Circuit, Logic, Rbass1, Rbass2, Rsel0, Lbass2, Lbass1, Lsel0, Vss
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UPC - 074000412644
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Page 42 highlights
XL-1700/1700C IC401 VHiLC75342M-1: Function/Volume Equalizer (LC75342M) TEST VSS CE DI CL VDD Vref NC 4 3 2 1 30 29 28 27 LOUT 5 26 ROUT LBASS2 6 LBASS1 7 25 RBASS2 24 RBASS1 LVref CCB INTERFACE RVref CONTROL CIRCUIT LOGIC CIRCUIT CONTROL CIRCUIT LTRE 8 LIN 9 LSEL0 10 23 RTRE 22 RIN 21 RSEL0 11 12 13 14 15 16 17 18 19 20 L4 L3 L2 L1 NC NC R1 R2 R3 R4 Figure 42 BLOCK DIAGRAM OF IC - 42 -
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XL-1700/1700C
– 42 –
IC401
VHiLC75342M-1: Function/Volume Equalizer (LC75342M)
6
7
8
9
10
11
12
13
14
15
16 17
18
19
20
21
22
23
24
25
26
5
27
28
30
29
1
2
3
4
LVref
RVref
CCB
INTERFACE
CONTROL
CIRCUIT
LOGIC
CIRCUIT
CONTROL
CIRCUIT
ROUT
RBASS1
RBASS2
RTRE
RIN
RSEL0
L1
L2
L3
L4
R1
R2
R3
R4
LOUT
LBASS2
LBASS1
LTRE
LIN
LSEL0
VSS CE
DI
CL VDD
NC
Vref
NC
NC
TEST
Figure 42 BLOCK DIAGRAM OF IC