Kenwood LZ-651W Service Manual page 5

MICROCOMPUTER'S TERMINAL DESCRIPTION
Pin No Pin Name I/O
21 OSD_BLK O The blanking signal output for OSD (H : Displaying for OSD, L : Non-displaying for OSD)
22 HD I Horizontal synchronized signal input (for OSD)
23 VD I Vertical synchronized signal input (for OSD)
24 OVDD I Power supply for OSD circuit
25 OVSS I GND for OSD circuit
26 TEST I TEST terminal (Low fixed)
27 XIN I oscillator input terminal
28 XOUT O oscillator output terminal
29 RESET I RESET signal input terminal
30 NC - NC
31 RXIN I Remote control data input terminal (NEC transmitting format, command single transmitting mode)
32 V_SYNC I Picture signal detection (vertical synchronized signal) from AV-IN
33 SCL I/O I2C bus clock
34 SDA I/O I2C bus data
35 VVSS - GND
36 P-ON O Power supply control output terminal (H : Power supply ON, L : Power supply OFF)
37 VIDEO_SEL O Screen position adjustment and the time constant change output terminal (H : AUX, L : NAVI)
38 NC - NC
39 VDD - Power supply
40 VSS - GND
41 DIMMER O Back light tone light control output (PWM control : 150Hz)
42 VOL_CONT O Speaker volume control output (PWM control : 31.2kHz)
43,44 NC - NC
*DISPLAY MODE
MDS (10pin)
FULL H
WIDE H
NORMAL H
CINEMA H
ZOOM L
MDW (11pin) MDN (16pin)
H H
H L
L H
L L
H H
Function (Pin condition)
LZ-651W
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