Kenwood KVT-910DVD Service Manual
Also see for KVT-920DVD: Instruction manual
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KVT-910DVD/920DVD/930DVD/940DVD/960DVD35MICROCOMPUTER'S TERMINAL DESCRIPTIONMECHANISM U-COM (IC22:X37-1010-02) HD6433062G24XIPin Name I/O Function Description of Processing1 VCC - Positive power source terminal Connect to 5V line2 DATA O CXD3008Q Serial data output3 XLAT O CXD3008Q Serial data latch output4 CE O CXD1867R chip selection output Lo: Selection5 SCLK O CXD3008Q SENS data clock output6 F REQ O Local I/F RDY output7 E2 CLK I/O EEPROM Clock output8 E2 DATA I/O EEPROM data input/output9 PON O RF5V,D5V ON/OFF output Hi: ON, Lo: OFF10 FWE I flash memory write Not used (Pulldown to GND line)11 VSS - GND terminal Connect to GND line12 F DATA O Local I/F data transmission output13 GAIN O Pickup gain switching output Hi: Gain Lo14 B DATA I Local I/F data reception input15 RXD1 I Not used (Pull-up to 5V line, input whenwriting to flash memory)16 B CLK I Local I/F clock input17 B REQ I Local I/F Interrupt input Hi→Lo: Request18 LDON O High-frequency redundancy control output Hi: ON, Lo: OFF19 HOLD O Focus servo forced defect output Hi: Hold20 LOAD O Load motor control output Hi: ON, Lo: OFF21 UNLOAD O Eject motor control output Hi: ON, Lo: OFF22 VSS - GND terminal Connect to GND line23 SDEN O SP3721A chip enable output Hi: Enable24 SCLK O SP3721A serial clock output25 SDATA I/O SP3721A serial data input/output26 PH ON O Photo sensor power source ON/OFF output Hi: ON, Lo: OFF27 D8 I/O Data bus28 D9 I/O Data bus29 D10 I/O Data bus30 D11 I/O Data bus31 D12 I/O Data bus32 D13 I/O Data bus33 D14 I/O Data bus34 D15 I/O Data bus35 VCC - Positive power supply terminal Connect to 5V line36 A0 O Address bus37 A1 O Address bus38 A2 O Address bus39 A3 O Address bus40 A4 O Address bus41 A5 O Address bus |
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