Kenwood LZ-701W, Руководство по обслуживанию

Страница: 3 / 18

LZ-701W
3
TERMINAL DESCRIPTION
OSD Microcomputer (M37212EFFP : IC101)
Pin Functions
No. Port name I/O Signal name Function P-U, P-D
1 NC – – –
2 NC – – –
3 NC – – –
4 NC – – –
5 P00 I SCRN "SCRN" key input. ACT "L". PULL UP
6 P01 I UP ">" key input. ACT "L". PULL UP
7 P02 I DOWN "<" key input. ACT "L". PULL UP
8 P03 I MODE "MODE" key input. ACT "L". PULL UP
9 NC – – –
10 A-D5 I TEMP Temperature sensor input. PULL UP
When the voltage is 1.5 V or more in CINEMA/ZOOM mode,
the VCOM amplitude is increased.
11 – – – Not use.
12 – – – Not use.
13 – – – Not use.
14 INT2 I VIN NTSC/PAL identification input PULL UP
NTSC or PAL is identified according to the input V-SYNC frequency
and the output at pin 58 is switched accordingly.
15 INT1 I SC_REQ TV microcomputer communication port.
16 P33 I RMC Remote control input.
17 – – – Not use.
18 P24 O MC_CLK TV microcomputer communication port.
19 – – – Not use.
20 P26 I SC_DATA TV microcomputer communication port.
21 NC – – –
22 NC – – –
23 NC – – –
24 NC – – –
25 NC – – –
26 NC – – –
27 – – – Not use.
28 CNV
SS
CNV
SS
GND
29 X_IN I XIN Main clock oscillation input.
30 X_OUT O XOUT Main clock oscillation output. 8 MHz.
31 V
SS
V
SS
GND
32 NC – – –
33 NC – – –
34 V
CC
V
CC
Supply voltage. +5 V +/-10%.
35 – – – Not use.
36 – – – Not use.
37 RESET I RESET Reset input.
38 P31 O RGB/V RGB/Video identification input. When the TV tuner is connected, H: RGB. PULL DOWN
When the hideaway box is connected, L: VIDEO.
39 NC – – –
40 P30 I PARK Parking input. H: Parking. L: Running. PULL DOWN
When "L" is input, the "ATTENTION" OSD appears.
This is invalid when the TV tuner is connected.