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
© 2003-4 PRINTED IN JAPAN
B53-0050-00 (N) 3100
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).
2
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
SW
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
3
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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