Pioneer DEH-P780MP Service Manual page 90

1
QQ
PM9009A
3 7 63 1515 0
- Pin Layout
A
SDA
SCK
CS
FCKSEL
Vee
NEGOUT
C-
P.GND
C+
B
Vcc
ADJ
S.GND.MU
Exi+
Exi-
- Block Diagram
C
TE
L 13942296513
CS
SCK
SDA
D
EXi+
EXi-
Si4L
E
Si3L
Si2L
Si1L+
Si1L-
Si1R-
Si1R+
www
Si2R
Si3R
Si4R
F
90
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42 41 40 39 38 3736 35 34 3332 31 30 29
43
44
45
46
47
48
49
50
51
52
53
54
55
56
1 2 3 4 5 6 7 8 9 1011 12 13 14
Fck
Control
VCO
Logic
Fck
(Volume Circuit)
Differential
Input
(0 dB/-6 dB)
Monaural Source Circuit
Selector
Circuit
x ao
y
. i
DEH-P780MP/XN/UC
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3
8
28 Vi7
27 S.GND.7
26 Vi6
25 Vi5
24 S.GND.6
23 Vi4
22 Vi3
21 S.GND.5
20 Vi2
19 Vi1
18 S.GND.4
17 So1R
16 So1L
15 So2R
Q Q
3 6 7 1 3
Change Pump
(Fcp)
Divider
Regulater
Power Supply Circuit
Volume EX
(+15 to -63 dB,-∞ dB)
Volume Circuit
u163
.
3
4
2 9 9 4 2 8
1 5 0 5 8 2 9 9 4
Circuit
Regulater
Vo1a
Vo2a
Vo3a
Vo4a
Vo5a
Vo6a
Vo7a
Vo1b
Vo2b
m
Vo3b
Vo4b
co
Vo5b
Vo6b
4
9 9
2 8 9 9