Microcomputer's Terminal Description - Kenwood KVT-715DVD Service Manual

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MICROCOMPUTER'S TERMINAL DESCRIPTION

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System Main Microprocessor : 70F3089YGJ-7R5 (X14 : IC204)
Pin No.
1
AUTO_DIM
2
KEY4
3
KEY3
4
NC
5
PGND0
6
PM1_SWD
7
LCD_VOFF_EN
8
NC
9
TP_YG
10
TP_XP
11
TP_XG
12
LCD_HPOSI1
13
LCD_HPOSI2
14
LCD_HPOSI3
15
LCD_HPOSI4
16
LCD_MODE1
17
LCD_MODE2
TE
L 13942296513
18
LCD_MODE3
19
LCD_MIRROR
20
ILL_R
21
ILL_G
22
PVDD0
23
ILL_B
24
NTSC_PAL
PM_LED_SW/PM_LED_SW
25
PM_LED_SW SI
26
LCD_PON
27~29
NC
30
V_MUTE
31
RGB_SW
32
S_MUTE
33
SYS_SREQ
34
SYS_MREQ
35
SYS_ON
36
CLKOUT
37
GND0
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38
CPUREG
39
VDD0
.
40
RESET
41
FROM_VPP
Name
I/O
I
Auto dimmer control
I
Key input terminal
I
Key input terminal
I
NC
-
GND
I
Panel mechanism tilt down detect terminal
O
LCD back light on/off control (H : On, L : Off)
O
NC
O
Touch panel control
O
Touch panel control
O
Touch panel control
O
Starting position setting for LCD display
O
Starting position setting for LCD display
O
Starting position setting for LCD display
O
Starting position setting for LCD display
O
Aspect setting for LCD display
O
Aspect setting for LCD display
O
Aspect setting for LCD display
O
Screen image control (H : Flip horizontal, L : Normal)
O
Illumination control (H : Red ON)
O
Illumination control (H : Green ON)
-
VDD (BU5V)
O
Sub panel back light control (H : Light up for Blue)
O
Select for NTSC/PAL TV format (H : PAL, L : NTSC)
O
Open/close key LED blinking control (H : Lighting on, L : Light off)
O
SI LED control (H : Lighting on, L : Light off)
O
DC/DC converter on/off control (for X35- unit, H : On)
O
NC
O
Video muting control (H : Muting on)
O
Source selector for video (H : DVD, L : Other)
O
Composite synchronized signal muting control (L : Full display, H : Other)
I
Request signal from sub microprocessor
O
Request signal for sub microprocessor
O
Power control for sub microprocessor (H : On, L : Off)
-
NC
-
GND
-
Coupling capacitor connect terminal
x
ao
y
-
VDD (BU5V)
i
I
Reset terminal (L : Reset)
-
NC
8
Description / Processing Operation
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KVT-715DVD,725DVD/-B,735DVD
KVT-745DVD,765DVD,815DVD
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