KENWOOD LZ7500
Instrukcja Serwisowa

LZ-7500
MICROCOMPUTER'S TERMINAL DESCRIPTION
PIN No. Terminal 57 CS0 58 SCK0 59 SIO 60 SO0 61 PB0 62 PB1 63 PB2 64 PB3 65 PB4 66 PB5 67 PB6 68 PB7 69 PE0 70 PE1 71-74 PE2-5 75,76 PE6,7 77-80 PI0-13 81 PI4 82 PI5 83 PI6 84 PI7 85 PWMO 86 VSS 87 VDD 88 NC 89 PG1 90-100 PG2-7,PF0-4 Pin Name NC SCLK SI SO SO-CNT SCL SDA-OUT SDA-IN IIC-CNT DISP-CNT IN LINE2 VD IF AGC RF AGC NC NC NC RMC-OUT NC RMC-IN NC SP-VOL VSS VDD NC SP-MUTE NC I/O I I I O O O O I I O O O I I I O O/I O/I O O O O O O Function NC Monitor microcomputer communication line CLK Monitor microcomputer communication line IN Monitor microcomputer communication line OUT Monitor microcomputer communication line OUT permission IIC CLK IIC DATA IIC DATA line check Bus control detection NC NC NC NC NC NC NC NC NC NC NC NC Speaker VOL GND VDD NC Speaker mute NC

Monitor microcomputer (IC1201)
PIN No. 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 Terminal PD5 HS0 SI SO SCK PD0 HSYNC VSYNC RST VSS XTAL EXTAL AN5 AN4 AN3 AN2 AN1 AN0 PB7 PB6 Pin Name SDA-CHK HSYNC CHK SI SO SCK TV-RGB HD VD RST VSS XTAL EXTAL Xp Yp DMR-LV KEY-LV DC/DC/ CHK ACC-CHK HP4 HP3 I/O I I I O O O I I I O I I I I I I I O O Function IIC bus data surveillance Horizontal synchronous input (main) Tuner communication serial IN Tuner communication serial OUT Tuner communication serial clock TV/RGB switching signal output Horizontal synchronism Vertical synchronism Microcomputer reset signal input GND Clock oscillation Clock oscillation Touch-panel input (X side) Touch-panel input (Y side) Dimmer level detection Main part key input DC/DC5V check ACC 12V check Level display position data of a screen mode controller Level display position data of a screen mode controller

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