45
KEH-3950,3910
7.2 PARTS
7.2.1 IC
-
Pin Functions (PE5089A)
Pin No.
Pin Name
I/O
Format
Function and Operation
1,2
NC
Not used
3
ADPW
O
C
A/D converter power supply output
4
AVSS
GND
5
swvdd
O
C
Grille power supply control output
6
st
I
FM stereo input
7
AVREF1
Connected to 5V line
8
KYDT
I
Key data input
9
DPDT
O
C
Display data output
10
SDBW
I
SDBW input
11
TUNPDI
I
PLL IC data input
12
TUNPDO
O
C
PLL IC data output
13
TUNPCK
O
C
PLL IC clock output
14
TUNPCE
O
C
PLL IC chip enable output
15
currq
O
C
Tuner voltage FIX output
16–18
NC
Not used
19
RECIVE
O
C
During RDS data reception output
20
PCE2
O
C
PLL IC chip enable output
21
fm
/AM
O
C
FM/AM power select output
22
VST
O
C
Strobe pulse output for electronic volume
23
VCK
O
C
Clock output for electronic volume
24
VDT
O
C
Data output for electronic volume
25
LCDPW
O
C
LCD back light power supply control output
26
ILMPW
O
C
Illumination power supply control output
27
LOCH
O
C
LOCH output
28
LOCL
O
C
LOCL output
29
NC
Not used
30
rimute
O
N
RI output port
31
CM
O
C
Cassette mechanism capstan motor control output
32
NR
O
N
Dolby B NR output
33
VSS
GND
34
SC2
O
C
Cassette mechanism sub motor control output
35
SC1
O
C
Cassette mechanism sub motor control output
36
MSIN
I
Cassette mechanism MS sense input
37-39
NC
Not used
40
n
/R
O
Tape direction forward / reverse output
41
PLAY
O
C
Tape MS filter select output
42
loadsw
I
Tape loading input
43
POS
I
Cassette mechanism position sense input
44
RES
I
Cassette mechanism reverse end sense input
45
PEE
O
C
Beep tone output
46
NES
I
Cassette mechanism forward end sense input
47
RDS57K
I
57kHzBP-OUT sense input
48
STBY
O
C
Stand-by output
49
NC
Not used
50
drst
O
C
Decoder reset output
51
tmute
O
C
Tuner mute output
52
ANTPW
O
Antenna power output
53
SD
I
SD input
54
mute
O
C
Mute output
55
SYSPW
O
C
System power supply control output
56,57
NC
Not used
58
rdslk
I
RDS LK signal input
59
RDT
I
RDS data input
60
reset
I
Reset input
61
ldet
I
PLL lock sense input
Содержание KEH-3910
Страница 4: ...4 KEH 3950 3910 2 3 EXTERIOR KEH 3950 X1M ES ...
Страница 6: ...6 KEH 3950 3910 2 4 EXTERIOR KEH 3910 X1M EE ...
Страница 8: ...8 KEH 3950 3910 2 5 CASSETTE MECHANISM MODULE ...
Страница 19: ...19 KEH 3950 3910 5 6 7 8 5 6 7 8 D C B A KV1410 23 B ...
Страница 21: ...21 KEH 3950 3910 5 6 7 8 5 6 7 8 D C B A KV1410 23 C925 4700P D901 1SS390 C903 27P 901 7K 6P R910 0R0 B ...
Страница 23: ...23 KEH 3950 3910 5 6 7 8 5 6 7 8 D C B A LOUD CLK LOCAL BSM IL1801 1804 CEL1547 14V 40mA C A CN601 ...
Страница 27: ...27 KEH 3950 3910 5 6 7 8 5 6 7 8 D C B A A REAR PREOUT L CH R CH 1 2 3 4 ANTENNA JACK SIDE A B CORD CN251 D ...
Страница 28: ...28 KEH 3950 3910 1 2 3 4 1 2 3 4 D C B A 1 3 4 6 1 3 4 6 1 3 4 6 A A TUNER AMP UNIT ...
Страница 29: ...29 KEH 3950 3910 5 6 7 8 5 6 7 8 D C B A A SIDE B ...
Страница 30: ...30 KEH 3950 3910 1 2 3 4 1 2 3 4 D C B A 4 2 FM AM TUNER UNIT SIDE A B FM AM TUNER UNIT A B ...
Страница 31: ...31 KEH 3950 3910 1 2 3 4 1 2 3 4 D C B A SIDE B B FM AM TUNER UNIT B ...
Страница 33: ...33 KEH 3950 3910 1 2 3 4 1 2 3 4 D C B A C C SIDE B KEYBOARD UNIT A CN601 ...
Страница 49: ...49 KEH 3950 3910 COMMON SEGMENT 7 2 2 DISPLAY CAW1560 ...
