39
KEH-P4830R,P4800R
-
Pin Functions(PD4972A)
Pin No.
Pin Name
I/O
Format
Function and Operation
1
ASENBO
O
C
Slave power supply control output
2
l
/S
O
C
RDS time constant control output
3
ADPW
O
C
A/D converter power
4
AVSS
GND
5
swvdd
O
C
Grille power supply control output
6
st
I
FM stereo input
7
AVREF1
D/A converter standard voltage
8
KYDT
I
Grille MicroComputer data input
9
DPDT
O
C
Grille MicroComputer data output
10
NC
Not used
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
currrq
O
C
Tuner voltage FIX output
16–18
NC
Not used
19
RECIVE
O
C
During RDS data reception output
20
DILM
O
C
DILM output
21
EORR
O
C
Correct RDS error 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
DRSENS
I
Door open/close sense input
28
DRSYS
O
C
Door system select output
29
FM
O
C
FM power control output
30
AM
O
C
AM power control output
31
CM
O
C
Cassette mechanism capstan motor control output
32
NC
Not used
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
RIMUTE
O
N
RI output port
38
mtlsw
I
Metal sense input
39
dled
O
N
Alarm LED output
40
n
/R
O
Normal 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
SK
I
SK signal input
50
drst
O
C
Decoder reset output
51
tmute
O
C
Tuner mute output
52
mdsens
I
Modulation detect input
53
SD
I
SD input
54
mute
O
C
Mute output
55
SYSPW
O
C
System power supply control output
56
TX
O
C
IP BUS data output
57
RX
I
IP BUS data input
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
Summary of Contents for KEH-P4800R
Page 4: ...4 KEH P4830R P4800R 2 2 EXTERIOR ...
Page 14: ...14 KEH P4830R P4800R A 1 2 3 4 B C D 1 2 3 4 3 2 FM AM TUNER UNIT B 3 1 2 FM AM TUNER UN B ...
Page 15: ...15 KEH P4830R P4800R 5 6 7 8 A B C D 5 6 7 8 B ER UNIT A ...
Page 21: ...21 KEH P4830R P4800R 5 6 7 8 A B C D 5 6 7 8 A SIDE A B CN251 D ...
Page 22: ...22 KEH P4830R P4800R A 1 2 3 4 B C D 1 2 3 4 A A TUNER AMP UNIT ...
Page 23: ...23 KEH P4830R P4800R 5 6 7 8 A B C D 5 6 7 8 A SIDE B ...
Page 25: ...25 KEH P4830R P4800R 1 2 3 4 A B C D 1 2 3 4 B SIDE B B FM AM TUNER UNIT ...
Page 26: ...KEH P4830R P4800R A 1 2 3 4 B C D 1 2 3 4 EDIT 4 3 KEYBOARD UNIT C C KEYBOARD UNIT 26 SIDE A ...
Page 27: ...27 KEH P4830R P4800R 1 2 3 4 A B C D 1 2 3 4 C C KEYBOARD UNIT CN601 A SIDE B ...
Page 38: ...38 KEH P4830R P4800R 7 GENERAL INFORMATION 7 1 PARTS 7 1 1 IC CXA2559Q ...
Page 42: ...42 KEH P4830R P4800R 7 1 2 DISPLAY CAW1542 P4830R CAW1506 P4800R COMMON SEGMENT ...
Page 44: ...44 KEH P4830R P4800R 7 3 BLOCK DIAGRAM B A D F E C ...
