Onkyo TX-SR502E Service Manual page 67

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3 7 63 1515 0
MICROPROCESSOR CONNECTION DIAGRAMS-2
Q7502:MPD780232GC-XXX-8BT(SUB MICROPROCESSOR)
MDD, MDC TYPE ONLY
D7504
PURE AUDIO
Q7507
TE
L 13942296513
Q7504
BUFFER
P282
RI
MDD, MDC TYPE ---- PURE AUDIO
OTHER TYPE --- STEREO
S7611
TONE+
S7612
TONE-
S7613
TONE
S7614
STANDBY
S7615
www
SPEAKER B
S7616
SPEAKER A
.
S7617
http://www.xiaoyu163.com
40 P23
39 P24
38 P25
37 P26
36 P27
35 P28
SUB-MICRO
34 P29
33 P30
PROCESSOR
32 P31
MPD780232G
31 P32
30 P33
29 P34
28 P35
27 PURE
26 NU
+5V
25 VDDO
+5V 24 AVDD
23 VSS0
22 K0
21 K1
D7505
STANDBY
Q7506
MULTI CH
DVD
S7621
S7631
LISTENING
VIDEO1
MODE<
S7632
S7622
DIVEO2
LISTENING
MODE>
S7633
VIDEO3
S7623
DISPLAY
S7634
TAPE
S7624
DIGITAL
S7635
INPUT
TUNER
S7625
S7636
MEMORY
x ao u163
CD
y
S7627
S7637
i
TUNING
MODE
S7638
http://www.xiaoyu163.com
2 9
8
Q7501
FL TUBE
HNA-16SM10T
P4 61
P3 62
P2 63
64
P1
Q7502
65
16G
66
15G
67
14G
13G 68
12G 69
11G 70
10G
71
72
9G
8G 73
7G 74
NU: NO USE
6G 75
5G 76
4G 77
3G 78
2G 79
1G 80
Q Q
3 6 7 1 3 1 5
5MHz
S7501
MASTER
VOLUME
U7501
REMOTE SENSOR
PRESET>
S7641
PRESET<
S7642
ENTER
S7643
TUNING>
S7644
TUNING<
S7645
RETURN
co
S7646
SETUP
.
S7647
TX-SR502/E/8250/HT-R520
9 4 2 8
0 5 8 2 9 9 4 2 8
19
Q7008
18
MAIN
17
MICROPROCESSOR
16
15
m
9 9
9 9