Kenwood DNX4280BT Service Manual page 5

Ref. No. Application / Function
Q24 SW
Q27 LOAD SW
Q28 SW
Q29 LOAD SW
Q30 SW
Q31 LOAD SW
Q32 SW
Q33 SW
Q34 SW
Q35 SW
Q36 SW
Q37,38 SW
Q39,40 SW
Q200 LOAD SW
Q201 LOAD SW
Q202 SW
Q203 SW
Q205 SW
Q208 SW
Q209 SW
Q210 SW
Q211 LOAD SW
Q212 SW
Q403 SW
Q423 SW
Q424 SW
Q426 SW
Q427 SW
Q436 SW
Q437 LOAD SW
Q438 SW
Q439 SW
Q440 SW
Q442,443 SW
Q446 SW
● SWITCH UNIT (X16-7060-10)
Ref. No. Application / Function
IC920 Remote control module
● SWITCH UNIT (X16-716x-xx)
Ref. No. Application / Function
IC900 Remote control module
COMPONENTS DESCRIPTION
Q23 control
SW5V_X35 ON/OFF
SW5V_X35 control
D5V_X35 ON/OFF
Q29 control
BL_14V_X35 ON/OFF
BL_14V_X35 control
IC3 DCDC output voltage control
IC4 VIN 2.6V or 2.1V control
Q34 control
Q35 control
BL_14V_X35 control
SW5V_X35 control
BU3.3V_X35 ON/OFF
SI ON/OFF
Reset signal control sw by KEY_RESET
TV_RESET signal generation
KAB detect
KEY_RESET detect
KAB_RX invert
KAB_RX 5V→3.3V
BU5V for pull up ON/OFF
Q211 control
BT_BOOT control
AV OUT AR Mute
AV OUT audio Mute control
AV OUT AL Mute
BT_BOOT control
Q437 control
SD3.3V ON/OFF
DVD audio Mute control
DVD audio AR Mute ON/OFF
DVD audio AL Mute ON/OFF
Q446 control
STEREMO KEY pull up resistor control
Remote control sensor
Remote control sensor
DNX4280BT/5180/5280BT/5380/5380M
/5380BT/5580BT/6040EX/6180/6480BT/6980
Operation / Condition / Compatibility
Operation / Condition / Compatibility
Operation / Condition / Compatibility
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