Kenwood KVT-M707Y Service Manual page 12

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KVT-M707/M707Y
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MICROCOMPUTER'S TERMINAL DESCRIPTION
3 7 63 1515 0
TUNER µ-COM: IC303 on X34- (ELECTRIC UNIT)
Pin No.
Pin Name
1
TV CON
2
TUN SCL
3
NAVI1 RX
4
NAVI1 TX
5
VISUAL SW5 1
6
EVDD
7
EVSS
8
RGB SW1
9
RGB SW2
10
VSYNC DET
11
VISUAL SW4
12
SYS MDATA
13
SYS SDATA
14
SYS MCLK
TE
L 13942296513
15
VSYNC SW1
16
VISUAL SW3 2
17
PWIC BEEP
18
IC/VPP
19
VISUAL SW3 1
20
VISUAL SW2 2
21
VISUAL SW2 1
22
VISUAL SW1 2
23
VISUAL SW1 1
24
VISUAL SW5 2
25
RDS DATA
26
RDS QUAL
27
P ON AM
28
RDS AFS
29
NC
30
MUTE PRE
31
RESET
www
32
XT1
33
XT2
.
34
REGC
35
X2
12
I/O
Application
O
Startup request to TV unit
I/O
Front-end I2C clock output terminal
I
Data from navigation 1
O
Data to navigation 1
O
TV/AVIN2 video switching
-
-
O
TV/NAVI1/NAVI2 RGB video switching
O
TV/NAVI1/NAVI2 RGB video switching
Vertical synchronization signal detection
I
(For AVIN2 automatic detection)
O
TV/Rear view camera video switching
Data from system control µ-com
I
Data to system control µ-com
O
Clock from system control µ-com
I
Switching for monitoring whether or not there is
O
COMP signal for NTSC/PAL identification and
COMP signal for AUTO detection
O
NAVI1/NAVI2/AVIN1video switching
O
Beep output
-
O
NAVI1/NAVI2/AVIN1 video switching
O
SW5 (or TV)/AVIN2/DVD video switching
O
SW5 (or TV)/AVIN2/DVD video switching
O
AVIN2/SW5 (or TV)/SW3 (or NAVI1) video switching
O
AVIN2/SW5 (or TV)/SW3 (or NAVI1) video switching
O
TV/AVIN2 video switching
I
RDS decoder DATA input
I
RDS decoder QUAL input
O
AM power supply ON/OFF control
I/O
Constant switching at noise detection
O
O
MUTE for PREOUT
I
-
x
ao
u163
y
-
i
-
-
2 9
8
Truth Value
Table
!3
!0
!0
!2
Q Q
3
6 7
1 3
1 5
!4
!1
!1
o
o
i
i
!3
co
.
9 4
2 8
Processing Operation Description
H: TV unit ON, L: TV unit OFF
Refer to Truth Value Table
Refer to Truth Value Table
Refer to Truth Value Table
Refer to Truth Value Table
0 5
8
2 9
9 4
2 8
Refer to Truth Value Table
Refer to Truth Value Table
Refer to Truth Value Table
Refer to Truth Value Table
Refer to Truth Value Table
Refer to Truth Value Table
Refer to Truth Value Table
Refer to Truth Value Table
H: ON (When AM selected), L: Normal
L: MUTE ON, H: Normal
m
9 9
9 9

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