Kenwood KDC-MP4028 Service Manual page 8
Cd receiver
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Also See for KDC-MP4028:
- Instruction manual (45 pages) ,
- Service manual (6 pages) ,
- Instruction manual (108 pages)
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KDC-MP4028/MP428/MP6029
MICROCOMPUTER'S TERMINAL DESCRIPTION
Pin No.
Pin Name
8,9
NC
10,11
PON1,PON2
12
LOE/LIM_SW
13
DAC_MUTE
14
DAC_RST
15
EMPH
16,17
NC
18
IC/Vpp
19
MUTE_L
20
MUTE_R
21
TYPE
22
TEST_O 1
23
TEST_O 2
24
TEST_O 3
25
TEST_O 4
26
NC
27
WAIT
28~30
NC
31
RESET
32
XT1
33
XT2
34
REGC
35
X2
36
X1
37
Vss
38
VDD
39
NC
40
WRL
41,42
NC
43
RD
44
ASTB
45
NC
46
NC
47~54
AD0~AD7
8
I/O
Application
O
Not used.
O
Power ON/OFF control
I
Down-limit SW detection
O
DAC MUTE control
O
DAC RESET
O
External DAC Emphasis control
O
Not used.
-
Write voltage (FLASH)
O
Lch audio MUTE control
O
Rch audio MUTE control
I
DAC switching terminal
O
TEST MODE O 1
O
TEST MODE O 2
O
TEST MODE O 3
O
TEST MODE O 4
O
Not used.
I
Wait control signal detection
O
Not used.
I
Reset detection
I
Not used.
-
Not used.
-
-
I
-
GND electric potential
-
5V electric potential
O
NC
I
Multiplex WRITE signal
O
Not used.
O
Multiplex RD signal
O
Multiplex ASTB signal
O
Not used.
O
Not used.
I/O
Multiplex address/data
Processing Operation
Description
Low-fixed
H : ON, L : OFF
L : Lim detection
H : MUTE ON, L : MUTE OFF
H : NORMAL, L : RESET
H : Emphasis ON,
L : Emphasis OFF
Low-fixed
L : Normal operation,
H : In writing.
L : MUTE ON, H : MUTE OFF
L : MUTE ON, H : MUTE OFF
H : DSP built-in DAC used,
L : DSP built-in DAC Not used.
(Not used.)
(Not used.)
(Not used.)
(Not used.)
Low-fixed
Low-fixed
H : NORMAL, L : RESET
Output stopped in standby
Low-fixed
Low-fixed
Low-fixed
* DXM-6580W : X92-5080-00, DXM-6590W : X92-5190-00
Remarks
Used only with DXM-6590W.
With DXM-6580W, open and L-fixed.
Used only with DXM-6590W.
With DXM-6580W, open and L-fixed.
Used only with DXM-6590W.
With DXM-6580W, open and L-fixed.
H : DXM-6580W, L : DXM-6590W
3.3V driven
3.3V driven
3.3V driven
3.3V driven
3.3V driven
3.3V driven
3.3V driven
3.3V driven
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