Kenwood KNA-DV3100, KNA-DV3200 Service Manual

DVD NAVIGATION SYSTEM

KNA-DV3100 KNA-DV3200

SERVICE MANUAL

The DVD mechanism infomation is not in this sarvice manual. Please, refer to sarvice manual X92-4740-00 (B53-0052-00).

KNA-DV3100

Panel assy (A64-3105-03)

KNA-DV3200

DC cord assy (E30-4964-05)

Mounting hardware (J21-9867-04)

Bracket (J19-5246-04)

Connecting cord assy (E30-6199-05)

Screw set (N99-1713-05)

Panel assy (A64-3106-03)

Electric circuit module (GPS ANT) (W02-3261-05)

DVD (W01-1618-05) : KNA-DV3100 (W01-1619-05) : KNA-DV3200

CAUTION (Repair of NAVI board ) You can not repair IC521 (GPS Receiver) and IC701 (CORE1). If you can repair those parts please change to NAVI board assy(W02-3395-15).

SDRAM 64MB

FLASH 2MB

SRAM 512kB

VEHICLE

GPS RF

SPD,REV,ILL,PKB

GPS

GYRO

CORE1

A351

IC251,254,255

IC521

IC701

SIGNAL I/F

IC752-755

IC781

IC784

DVD MECHANISM

RECOGNITION I/F

VOICE

DISPLAY COMMUNICATION

RGB ENCODER

OUTPUT I/F

VOICE

CONTROL

REMOTE

I/F

RS-422

MIC & SW

MONITOR MONITOR

RCA MONITOR

RCA ASP

TMC

RESET SW EJECT SW

REMOTE CONTROL

9V,8V,5V,

POWER SUPPLY

3.3V,2.5V,1.5V

IC641

IC952-956

(DIGITAL)

NAVI RGB

BEEP

NAVIVOICE

NAVI RGB NTSC

GYRO PCB (X25-974)

NAVI UNIT (W02-3395-05)

SUB UNIT (X89-262)

SW PCB (X25-974)

KNA-DV3100/DV3200

BLOCK DIAGRAM

KNA-DV3100/DV3200

COMPONENTS DESCRIPTION

● NAVI BOARD (W02-3395-15)

Ref. No. Application/Function Operation/Condition/Compatibility

IC101 Comparator Voltage detected IC102 IC Voltage detected IC103 SW regulator 8.3V power supply, 5V power source control IC104 SW regulator 3.3V power supply, 1.5V power source control IC105 3 terminal regulator Backup 3.3V power supply IC106 Microcomputer Power supply, reset control IC107 3 terminal regulator 9V power supply IC108 3 terminal regulator 5V power supply IC109 General purpose logic For voltage conversion from 3.3V to 5V IC111 General purpose logic For mute signal generation IC212 Point regulator 3V power supply IC251 Non-inverter driver Vehicle-related signal generation IC254 General purpose logic For SPD signal generation IC255 Analog multiplexer For switching vehicle speed signal IC256 General purpose logic For voltage conversion from 3.3V to 5V IC301 Ope-amp For synthesizing voice signal IC306 Ope-amp For voice signal for navigation system generation IC309 General purpose logic For voltage conversion from 3.3V to 5V IC310 Ope-amp For synthesizing voice signal IC502 General purpose logic For voltage conversion from 3.3V to 5V IC521 RF-IC GPS signal IC522 Crystal oscillator For GPS signal IC523 Comparator For GPS antenna detection IC524~526 General purpose logic For GPS signal IC551 General purpose logic For HDD/DVD control signal generation IC561 General purpose logic For EJECT signal generation IC641 D/A converter For video signal generation IC642 General purpose logic For dot clock generation IC684 Ope-amp For gyro sensor signal generation IC701 Microcomputer CORE1 IC731 3 terminal regulator Backup 1.5V power supply IC732,733 Point regulator 2.5V power supply IC734 3 terminal regulator 1.5V power supply IC751 Analog switch For CKE signal generation IC752~755 128M-SDRAM 16MB IC781 4M-SRAM 512MB IC782,783 General purpose logic For generating CS signal IC784 16M-FLASH 2MB IC951 Line transceiver RS422/TMC transceiver

KNA-DV3100/DV3200

COMPONENTS DESCRIPTION

Ref. No. Application/Function Operation/Condition/Compatibility

IC952 General purpose logic For generation of TMC control signal IC954~956 General purpose logic For generation of TMC control signal IC957 General purpose logic For mute signal generation T101 Transistor Power ON/OFF control T102 Power MOS FET Power ON/OFF control T103,104 Transistor with resistor For T101&T102 control T105,106 Transistor DC/DC switching T107,108 Power MOS FET Power ON/OFF control T109 Transistor with resistor For delayed ACC control T110,111 Transistor DC/DC switching T112,113 Transistor For backup 3.3V power supply control T305 Transistor array For control navigation system voice mute T306 Transistor array For control LMUTE T307 Transistor with resistor For control beep volume T309 Transistor with resistor For control beep volume T319 Transistor with resistor For control T305

● DAUGHTER UNIT (X89-2622-71)

Ref. No. Application/Function Operation/Condition/Compatibility

IC1 Power supply IC 5V power supply for ACTIVE SP IC2 AND gate Buffer for TV communicatioin (TX/RX) signal IC3 MIC amplifier Isolation amplifier for external microphone IC4 NAND gate For switching remote control signal (TV/Remoto control sensor) Q1,2 Driver Mute driver Q3 Buffer TV SYNC signal buffer Q4 Buffer ACTIVE SP signal buffer Q5 Mute switch RCA (Voice) Rch mute switch Q6 Mute switch ASP (Voice) mute switch Q7 Mute switch RCA (Voice) Lch mute switch Q8 Mute switch TV (Voice) Lch mute switch Q9 Mute switch TV (Voice) Rch mute switch

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