Kenwood DV-6050 Service Manual page 10

Multiple dvd/vcd/cd player
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DV-6050
Pin No.
Pin Name
38
DCRF
39
OFTR
40
BDO
41
RFENV
42
BOTTOM
43
PEAK
44
AGCG
45
AGCO
46
TESTSG
47
RFINP
48
RFINN
49
VIN5
50
VIN6
51
VIN7
52
VIN8
53
VIN9
54
VIN10
55
VCC1
56
VREF1
57
VIN1(VB)
58
VIN2VC)
59
VIN3(VD)
60
VIN4(VA)
61
GND1
62
VIN11(VE)
63
VIN12(VF)
64
HDTYPE
3-3 Digital Servo Control IC : MN103S26E (DVD AUDIO FRONT END, IC10)
Pin No.
1
2,5
3,31,57,78,125,143,
156,162,169
4,19,32,60,77,81,
126,144,155,163,
170
6
7
8
9~17,22~30
18,76,152
20,58
21,59
33
34
35
36
37~44
45
46
47
48
49
50
10
CIRCUIT DESCRIPTION
I/O
-
DC cut filter pin for RF addition amplifier.
O
OFTR output pin.
O
BDO output pin.
O
RF envelope output.
-
RF envelope bottom detection filter pin.
-
RF envelope peak detection filter pin.
-
AGC loop filter pin.
-
AGC off set elimination filter pin.
I
Single signal input for test.
I
RF differential signal input (+).
I
RF differential signal input (-).
I
Internal RF (CD) input pin 1.
I
Internal RF (CD) input pin 2.
I
Internal RF (CD) input pin 3.
I
Internal RF (CD) input pin 4.
I
External RF (DVD) input pin 2.
I
External RF (DVD) input pin 1.
-
Power supply for servo.
O
VREF for servo.
I
Internal RF (DVD) input pin 1.
I
Internal RF (DVD) input pin 2.
I
Internal RF (DVD) input pin 3.
I
Internal RF (DVD) input pin 4.
-
Ground for servo.
I
3 beam sub (CD) RF input pin 2.
I
3 beam sub (CD) RF input pin 1.
-
Switching pin of reference voltage or APC circuit polarity for DVD.
Pin Name
I/O
NINT0
O
Unused.
NINT(1,2)
O
Interruption signal (1,2) to DVD CPU.
VDD3
-
Power supply (+3.3V) for IO.
VSS
-
GND
WAITODC
O
Wait signal to DVD CPU.
NMRST
O
Reset output to DVD CPU (unused).
DASPST
I
Initial set point of DASP signal.
CPUADR(17~0)
I
Address (17~0) from DVD CPU.
VDD18
-
Power supply (+1.8V) for IO.
DRAMVDD18
-
Power supply (+1.8V) for DRAM.
DRAMVSS
-
Ground for DRAM.
DRAMVDD3
-
Power supply (+3.3V) for DRAM.
MCS
I
Chip select signal from DVD CPU.
NWR
I
Write signal from DVD CPU.
NRD
I
Read signal from DVD CPU.
CPUDT(7~0)
I/O
DVD CPU data (7~0).
CLKOUT
O
Unused.
MMOD
I
Switching signal for test mode.
NRST
I
Reset input.
MSTPOL
I
Switching pin of polarity for master pin.
SCLOCK
I
Debug serial clock.
SDATA
I
Debug serial data.
Pin Description
Pin Description

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