Kenwood SVT-M700 Service Manual page 4

SVT-M700
MICROCOMPUTER'S TERMINAL DESCRIPTION
IC301 (VIDEO CONTROL UNIT : X14-9172-70)
Pin No. Pin Name I/O
1 M DATAC O
2 M CLK I
3 OSD CS O
4 OSD DO O
5 OSD CK O
6 EVDD -
7 EVSS -
8 OSD RST O
9 OSD TRE I
10 VSYNC O
11 SYNC SW O
12 REMO I
13 SDA I/O
14 SCL I/O
15 DIMMER O
16 HSY I
17 BEEP O
18 IC/VPP -
19 P100 O
20 PARK SW I
21 EX MP O
22 EX MN O
23 RI MP O
24 RI MN O
25 PON O
26 MEC PON O
27 MOT SW O
28-30 P111-113 O
31 RESET I
32 XT1 I
33 XT2 -
34 REGC -
35 X2 -
36 X1 I
37 VSS -
38 VDD -
39 CLKOUT O
40 AB MUTE O
41 VI 1 O
42 VI 2 O
43 VI 3 O
44, 45 VO 1, 2 O
46, 47 AO 1, 2 O
48, 49 AB 1, 2 O
50 AO MUTE O
51 LED R O
52 LED G O
53 LED B O
4
Description
Data output to STC-700
Data clock input from STC-700
OSD chip select output
OSD data output
OSD clock output
Positive power supply connection terminal
Ground connection terminal
OSD reset output
Communication permission input from the OSD IC
V SYNC signal input
V SYNC signal input selector output
Remote control signal input
I2C BUS data input/output
I2C BUS clock output
Dimmer output
H SYNC signal input for the OSD IC control
BEEP output
Flash data writing terminal
Parking detection input
Panel mechanism slide motor output +
Panel mechanism slide motor output -
Panel mechanism tilt motor output +
Panel mechanism tilt motor output -
PON output
Panel mechanism connection detection input
Motor applied voltage switching terminal
Reset input terminal
Sub clock resonator connection terminal
Sub clock resonator connection terminal
Capacitor connection terminal for regulator inside microprocessor
Main clock resonator connection terminal
Main clock resonator connection terminal
Ground connection terminal
Positive power supply connection terminal
Internal clock out terminal
Audio muting control output to STC-700
Video in SW control 1
Video in SW control 2
Video in SW control 3
Video out SW control
Audio out SW control
Speaker out SW control
Audio out muting control
LED R indicator output
LED G indicator output
LED B indicator output
Processing Operation
Connected to BU5V lines.
Connected to GND lines.
Lo : Reset
Hi : Busy
Not used (N.C.)
Not used (N.C.)
PWM output, Duty variable, Approximately 150Hz
Not used(connected to GND lines)
Not used (N.C.)
Hi : Parking ON, Lo : Parking OFF
Not used (N.C.)
Not used (N.C.)
Not used (N.C.)
Not used (N.C.)
Lo : Power ON, Hi : Power OFF
Not used (N.C.)
Not used (N.C.)
Not used (N.C.)
Lo : Reset
Not used (pull down to GND lines)
Not used (N.C.)
Connected to GND lines.
Connected to BU5V lines.
Not used (N.C.)
Hi : Muting ON, Lo : Muting OFF
NAVI : (VI 1, VI 2, VI 3) = (Lo, Lo, Lo)
VIN : (VI 1, VI 2, VI 3) = (Lo, Hi, Lo)
MUTE : (VI 1, VI 2, VI 3) = (Lo or Hi, Lo or Hi, Hi)
Not used (N.C.)
Not used (N.C.)
Not used (N.C.)
Not used (N.C.)
Not used (N.C.)
Not used (N.C.)
Not used (N.C.)