Sharp CD-XP300 Service Manual - Page 48
LC75341
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UPC - 074000412477
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CD-XP300/CD-XP3300 IC601 VHiLC75341/-1: Audio Processor (LC75341) VSS CE DI CLK VDD VREF 3 2 1 24 23 22 LVref CCB INTERFACE RVref LOUT 4 LBASS 5 LTRE 6 LIN 7 LSEL0 8 CONTROL CIRCUIT CONTROL CIRCUIT CONTROL CIRCUIT 21 ROUT 20 RBASS 19 RTRE 18 RIN 17 RSEL0 CD Tuner Tape Video 9 10 11 12 L4 L3 L2 L1 13 14 15 16 R1 R2 R3 R4 CLK VDD VREF ROUT RBASS RTRB RIN RSEL0 R4 R3 R2 R1 24 23 22 21 20 19 18 17 16 15 14 13 LC75341 1 2 3 4 5 6 7 8 9 10 11 12 Figure 48 BLOCK DIAGRAM OF IC - 48 - DI CE VSS LOUT LBASS LTRE LIN LSEL0 L4 L3 L2 L1
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CD-XP300/CD-XP3300
– 48 –
IC601
VHiLC75341/-1: Audio Processor (LC75341)
Figure 48 BLOCK DIAGRAM OF IC
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LVref
RVref
CONTROL
CIRCUIT
CONTROL
CIRCUIT
CONTROL
CIRCUIT
LOUT
LBASS
LIN
LSEL0
L4
L3
L2
L1
R1
R2
R3
R4
RSEL0
RIN
RTRE
LTRE
RBASS
ROUT
VREF
VDD
CLK
DI
CE
VSS
CCB
INTERFACE
CD
Tuner
Tape
Video
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23
22
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19
18
17
16
15
14
13
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2
3
4
5
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LC75341
DI
CE
VSS
LOUT
LBASS
LTRE
LIN
LSEL0
L4
L3
L2
L1
CLK
VDD
VREF
ROUT
RBASS
RTRB
RIN
RSEL0
R4
R3
R2
R1