Kenwood DV-203 Service Manual page 15

DV-203/2070/DVF-5010/9010/K7010
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Pin No. Pin Name
BB-MUT
49
MIC-IN
50 BB-SF0
51 BB-DEM
52 CE
53-55 A10-8
56 VSS
57-64 A7-0
65-72 D0-7
73 VSS
74 BANK A
75 P-MUTE
76 EMPH
77 CE
78 DI
79 SRDT
CL
80
SCLK
2-3 Port table
Pin No. Pin Name
/RES
1
XTAL
2
EXTAL
3
MD1
4
TE
L 13942296513
MD0
5
/NM1
6
/STBY
7
VCC
8
DSPCLK
9
STATUS
10
CMD
11
VSS
12
-
13,14
/AS
15
/WR
16
/RD
17
REMOCON
18
DQSY
19
CD
20
2CHANNEL
SYNCHRO BUSY
21
BIT 0
SYNCHRO DATA
22
PANEL OPEN
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23 IFS
CK
PANEL CLOSE
.
IFD
24
DATA
MUTE
25
IFL
16
CIRCUIT DESCRIPTION
I/O
I DAC soft mute
I Mic input control port
I DAC sampling rate(SF0)
I DAC data deemphasis
I Chip enable
O Access address of SRAM
– GND
O Access address of SRAM
I/O Access data of SRAM
– GND
O Bank selector A
O Power mute
O Deemphasis
O FL driver IC serial control latch
O FL driver IC serial data
I Data for CD-TEXT
O FL driver IC serial clock
O Serial clock for CD-TEXT/VFD
I/O DVF-9010 DV-2070
I
I/O
I/O
I HIGH HIGH
I LOW LOW
–
–
–
I
I
O
–
–
O
O
O
I
I
O
O
I/O
O
I/O
O
O
x ao u163
O
y
O
i
O
O
O
O
2 9
8
Description
H : in, L : out
H : Power supply on L : off
H : off, L : on
H : on, L : off
DVF-K7010 DV-5010
Q Q
HIGH HIGH
3 6 7 1 3 1 5
LOW LOW
co
.
9 4 2 8
DV-203 DV-S701 DV-K751
HIGH HIGH HIGH
0 5 8 2 9 9 4 2 8
LOW LOW LOW
m
9 9
9 9