Kenwood KVT-915DVD, Руководство по обслуживанию

Страница: 11 / 98

11
KVT-915DVD,925DVD,935DVD
KVT-945DVD,965DVD
MICROCOMPUTER’S TERMINAL DESCRIPTION
●
System Microprocessor : 70F3089YGJ-8R1 (X14 : IC202)
Pin No. Name I/O Description / Processing Operation
1 PH_DET I Slid mechanism photo sensor detect input terminal
2 ILL_SEL I Illumination detect process select terminal
3 KEY1 I Panel key (4 pcs) select & horizontal detector
4 AUTO_DIM I Auto dimmer detect terminal
5 PORTGND0 - GND
6 SLIDE O Test for panel mechanism for torture test (for reliability testing)
7 NC O NC
8 TILT O Test for panel mechanism for torture test (for reliability testing)
9~11 TYPE0~TYPE2 I Destination setup terminal
12 M_STATE O Test for panel mechanism for torture test (for reliability testing)
13 LED_SW O Warning LED control terminal (H : Green (no disc), L : Red (it put in one disc))
14~21 NC - NC
22 PORTVDD0 - VDD (BU5V)
23 NC - NC
24 LED_MUTE O Warning LED control terminal (L : Lighting on, H : Light off)
25,26 NC - NC
27 POS_D I Panel mechanism tilt down detect terminal
28 NC - NC
29 POS_F I Panel slide mechanism position detector
30 POS_B I Panel slide mechanism position detector
31 POS_M I Panel slide mechanism position detector
32 SRM_MO21 O Panel mechanism motor control (for tilt)
33 SRM_MO22 O Panel mechanism motor control (for tilt)
34 SRM_MO11 O Panel mechanism motor control (for slide)
35 SRM_MO12 O Panel mechanism motor control (for slide)
36 NC - NC
37 GND0 - GND
38 CPUREG - Coupling capacitor connection terminal
39 VDD0 - VDD (BU5V)
40 RESET I Reset signal input terminal (L : Reset)
41 FROM_VPP I
7.8V AVR input terminal (for ROM writing flash ROM microprocessor : Pull down, Mask ROM
microprocessor : GND)
42 S_DATA / FROM_SI I Data input for microprocessor (X25 unit) / writing data input for flash ROM
43 M_DATA / FROM_SO O Data output to microprocessor (X25 unit) / writing data output to flash ROM
44 M_CLK / FROM_CLK I/O Clock output to microprocessor (X25 unit) / writing clock input for flash ROM
45 NC - NC
46 PLL_EN O Enable signal for graphic PLL circuit
47 PLL_DATA O Data signal for graphic PLL circuit
48 PLL_CLK O Clock signal for graphic PLL circuit
49 A_MUTE O Audio 5.1ch muting (H : Muting)
50 NC - NC
51 BE_AMUTE I Audio muting signal from back end unit (L: Muting)
52 VOFF_EN O LCD back light ON/OFF control (L : OFF, H : ON)
53 LED_FLAS O Monitor open/close key illumination blinking control (H : Lighting on, L : Light off)
www. xiaoyu163. com
QQ 376315150
9 9
2
8 9
4 2
9 8
TEL 13942296513 9 9 2 8 9 4 2 9 8 0 5 1 5 1 3 6 7 3
Q Q
TEL 13942296513 QQ 376315150 892498299 TEL 13942296513 QQ 376315150 892498299