Pioneer F-208 Service Manual - Page 17

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Pioneer F-208 Service Manual

7. GENERAL INFORMATION

7.1 IC
• The information shown in the list is basic information and may not correspond exactly to that shown in the schematic diagrams.
PDG231A (DISPLAY ASSY : IC301)
• System Control IC
•
Pin Function
No. Name
I/O Description
1
TUNED
I
TUNE indicator signal input
2
SR
I
SR signal input
3
STEREO
I
STERO indicator signal input
4
FM+
O RDS decoder ON/OFF (VDD ON/OFF)
5
T.MUTE
O TUNER mute control output
6
PLL DO
I
PLL IC data input
7
PLL CE
O PLL IC serial control chip enable output
8
PLL CK
O PLL IC serial control clock output
9
PLL DA
O PLL IC serial control data output
10 NC
-
-
11 NC
-
-
12 NC
-
-
13 NC
-
-
14 NC
-
-
15 NC
-
-
16 NC
-
-
17 KEY IN1
I
Keyscan input
18 KEY IN2
I
Keyscan input
19 KEY IN3
I
Keyscan input
20 KEY IN4
I
Keyscan input
21 KEY IN5
I
Keyscan input
22 NC
-
-
23 NC
-
-
24 NC
-
-
25 MUTE
O MUTE control output
26 AC RY
O AC power relay ON/OFF
27 NC
-
-
28 ENCORDER1
I
Encorder data input
29 ENCORDER2
I
Encorder data input
30 RST
-
Reset input
31 EXTAL
-
Oscillator pulses
32 XTAL
-
(8MHz)
33 Vss
-
GNDD
34 NC
-
-
35 NC
-
-
36 NC
-
-
37 NC
-
-
38 FLSeg1
O Segment indication output
39 FLSeg2
O Segment indication output
40 FLSeg3
O Segment indication output
No. Name
I/O Description
41 FLSeg.4
O Segment indication output
42 FLSeg.5
O Segment indication output
43 FLSeg.6
O Segment indication output
44 FLSeg.7
O Segment indication output
45 FLSeg.8
O Segment indication output
46 FLSeg.9
O Segment indication output
47 FLSeg.10
O Segment indication output
48 FLSeg.11
O Segment indication output
49 FLSeg.12
O Segment indication output
50 FLSeg.13/KO5 O Segment indication output / Keyscan output
51 FLSeg.14/KO4 O Segment indication output / Keyscan output
52 FLSeg.15/KO3 O Segment indication output / Keyscan output
53 FLSeg.16/KO2 O Segment indication output / Keyscan output
54 FLSeg.17/KO1 O Segment indication output / Keyscan output
55 FLSeg.18
O Segment indication output
56 FLSeg.19
O Segment indication output
57 FLSeg.20
O Segment indication output
58 FLSeg.21
O Segment indication output
59 FLSeg.22
O Segment indication output
60 FLSeg.23
O Segment indication output
61 FL Grid.1
O Grid FL indication output
62 FL Grid.2
O Grid FL indication output
63 FL Grid.3
O Grid FL indication output
64 FL Grid.4
O Grid FL indication output
65 FL Grid.5
O Grid FL indication output
66 FL Grid.6
O Grid FL indication output
67 FL Grid.7
O Grid FL indication output
68 FL Grid.8
O Grid FL indication output
69 FL Grid.9
O Grid FL indication output
70 FL Grid.10
O Grid FL indication output
71 VFDP
O - 27V
72 VDD
-
+5.0V
73 NC
-
-
74 SELECT1
I
Model type select input
75 SELECT2
I
Model type select input
76 NC
-
-
77 NC
-
-
78 WAKE UP
I
WAKE UP AC pulse input
79 RDS CK
I
RDS clock input
80 RDS DA
I
RDS data input
F-208
17