Kenwood DNX4280BT Service Manual

Also see for DNX5380: Instruction manual Quick start quide Instruction manual

Contents

6DNX4280BT/5180/5280BT/5380/5380M/5380BT/5580BT/6040EX/6180/6480BT/6980● ELECTRIC UNIT (X34-695x-xx)Ref. No. Application / Function Operation / Condition / CompatibilityIC1 Power IC Power AMPIC2 Multi channel Voltage Regulator ILM8V, CD8V, A8.5V, SW5V, BU5V Power SupplyIC4 3-terminal Regulator TMC3.3V Power SupplyIC71 Voltage Converter +9V, -9V Power SupplyIC231 RDS Decoder IC RDS Signal Processing etcIC261 FM & RDS Receiver Tuner for TMCIC301 Electoric Vol IC Audio Vol Control, Audio Signal SelectIC371,381,391 OP amp 5V Pre out AMPIC401 Audio selector IC Audio Signal SelectIC571 AND (*4) logic IC KAB signal level shiftQ71,72 +9V, -9V Power Supply controlQ73 +9V, -9V Power SupplyQ74,75 +9V, -9V Power Supply controlQ76 -9V Power SupplyQ77,78 +9V, -9V Power Supply controlQ79 +9V Power SupplyQ80 +9V, -9V Power Supply controlQ111 Reverse DetectQ121 Parking DetectQ131 Illumi DetectQ151 ACC DetectQ201 AM+B Power SupplyQ202 AM+B Power Supply controlQ241 ANT DistributerQ341 Preout FL muteQ342 Preout FR muteQ343,344 Preout mute driveQ351 Preout RL muteQ352 Preout RR muteQ361 Preout SWL muteQ362 Preout SWR muteQ363,364 Preout mute driveQ573,574 KAB_TX short protectionQ575 KAB+B Power Supply controlQ576 KAB+B Power Supply● VIDEO UNIT (X35-514x-xx)Ref. No. Application / Function Operation / Condition / CompatibilityIC1 Logic Waveform shapingIC2 Logic ANDIC3 DCDC controller LCD Backlight power supplyIC4 Logic ANDCOMPONENTS DESCRIPTION