Service manual

CD-C471 W
IC701 RH-iXO170AWZZ:System Microcomputer (IX01 70AW) (2/2)
Pin No. Port Name Terminal Name
Input/Output
Function
71
I
I
VLOAD
VLOAD
-
Negative power supply for FL drive To be connected to -30V
72-76
P105iFIP15PlOl/FIPll SO4-SO0
77
PlOO/FIPlO
GlO
78-80
P97/FIP9-P95/FIP7
G09-GO7
output
output
output
FL display tube segment drive
FL display tube grid drive
FL display tube grid drive
IC601 VHiLC75396N-1 :Audio Processor (LC75396N)
Figure 51-I BLOCK DIAGRAM OF IC
IC501 VHiLV1035Mkl: Dolby Pro Logic Decoder (LV1035M)
LmBPF3
DC-OUT3
R_RECT
DC-OUT4
VLR_TH
VCSTH
L+R_RECT
DCOUTP
L-R-RECT
D/A
DC-OUT
DC-OUT
L-OUT
S-OUT
D-GND
DET
Figure 51-2 BLOCK DIAGRAM OF IC
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