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Pioneer VSX-4500S Service Manual page 21

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8. IC INFORMATION
<PDG043> SYSTEM CONTROL MICROCOMPUTER
e Pin connections (Top view)
S4/PGO
S5/PG1
$6 /PG2
S7/PG3
S8/PKO
S9/PK1
S10/PK2
St1/PK3
$12/PJ0
$13/PuJ1
S14/PJ2
$15/PuJ3
S$16/T15
S17/T14
S$18/T13
S19/T12
$20/TI1
$21/T10
$22/T9
$23/T8
TT
T6
TS
T4
O JD IN
JM jo
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jm
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$3/PH3
80
793
25
T3
$2/PH2
26
T2
S1/PH1!
SO/PHO
VFOP
78
27
28
Ti
77
TO
76
29
INT
V REF
75
30
31
TX
EXTAL
X TAL
NC
74
73
72
71
PDGO43
32
33
TEX RST NC
VDD
PIO/ADO
Vss
34
PC3
70
PC2 Pci
69
68
36
37
PI1/AD1
PI2/AD2
PCO
67
PI3/AD3
VSX-45005S,-4400
PD3
66 65
39 40
PBO/AD4
PD2
PB1/ADS
62
61
60
59
58
57
56
55
54
53
52
51
50
49
48
47
46
45
44
43
42
41
PD1
PDO
PY3/RMC
PY2/WP
PY 1/PWM
PYO
PES
PE2
PE!
PEO
PF3
PF2
PF
PFO
PA3
PA2
PAI
PAO
PX2/S1
PX1/SO
PXO/SC
EC
PB3/AD7
PB2 /AD6
35

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