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※ Be sure to read this manual carefully to ensure proper usage.
※ Some functions can be changed without notifying users in order to

improve product performance.

※ This manual is written based on LK-350-12/24VT of Qrontech Co., Ltd 

and may include technical or editorial errors and/or omissions.

※ When using blackboxes of other companies that have low voltage 

cut-off function, disable low voltage cut-off function or set to lowest 

cut-off voltage so as to make efficient use of power safety device.

※ Make sure ACC wire is connected to ACC power supply of the vehicle; 

if it is used together with B+ wire (continuous power voltage), continuous 

power may not be cut off. Make sure to separate ACC power supply.

 

(Qrontech takes no responsibility for malfunctions arising from wire 

connection errors.)

LK-350-12/24VT

Summary of Contents for LK-350-12/24VT

Page 1: ...g blackboxes of other companies that have low voltage cut off function disable low voltage cut off function or set to lowest cut off voltage so as to make efficient use of power safety device Make sur...

Page 2: ...1 Precautions for Use 3 2 Product Package 4 3 Product Characteristics 5 4 Parts Names Functions 6 5 How To Use 8 6 How To Install 13 7 Product Specification 15 Table of Contents...

Page 3: ...ures Therefore operation status of the connected external device may not be constant due to battery When the vehicle is left for a long time with the switch on battery discharge may take place due to...

Page 4: ...r editorial errors and or omissions When using blackboxes of other companies that have low voltage cut off function disable low voltage cut off function or set to lowest cut off voltage so as to make...

Page 5: ...voltage cut off timer functions can be used even when the engine is off ACC function added to LK 350 12 24VT enables normal supply of output voltage even when input voltage continuous power voltage f...

Page 6: ...4 Parts Names Functions Type C Product Structure 1 hole Cigar Socket Fuse 250V 3A Set Mode Power Switch Mode Select Enter Digital Segment Display GND B Battery Power ACC 6 User s Manual...

Page 7: ...king monitoring Voltage supply automatic low voltage cut off timer functions can be used even when the engine is off Vehicle rebooting operation booting may delay when the engine starts according to b...

Page 8: ...e KEY Mode Enter Slide S W Volt Mode Slide S W Volt Mode Select VoLt Mode HoUr Mode Number of Clicks 1 1 1 Long key 5sec 1 2 3 4 5 6 7 8 9 1 Long key 5sec Long key 5sec Enter Menu Mode Enter Menu Mode...

Page 9: ...dard cut off setting Operation Contents Display Input Voltage Display Output Voltage Set cut off at input voltage of 12 1V Set cut off at input voltage of 12 2V Set cut off at input voltage of 12 3V S...

Page 10: ...nter Menu Mode Enter Menu Mode Operation Initialize settings 1 2 3 4 5 6 7 8 12 24 36 48 1 2 4 6 hours Long key 5sec 1 Long key 5sec 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 24 1 24 2 24 3 24 4 24 5 24...

Page 11: ...ltage of 24 5V Set cut off at input voltage of 24 6V Set cut off at input voltage of 24 7V Set cut off at input voltage of 24 8V Set cut off at input voltage of 23 2V Set cut off at input voltage of 2...

Page 12: ...put Voltage of ACC terminal On voltage output In case B voltage is not used On Off change is possible with ACC when the power switch is off Power On Acc On Acc Off Acc On Acc Off Power Off On Off On O...

Page 13: ...red ACC wire and insert it back to fuse box Location of ACC power supply may differ depending on the vehicle Please connect to output side if not it cause a fire 3 Identify a fuse that has power e g e...

Page 14: ...check whether the LED segment works properly with the engine on to ensure normal operation of the device 5 Fix the device on the vehicle using adhesive tape and connect it to the blackbox If power is...

Page 15: ...change without prior notification in accordance with environments and circumstances Product Name Model Name Input Voltage Output Current Operating Temperatures Leakage Current Low Voltage Cut off Dev...

Page 16: ...24VT VER 03 Customers Service Information Address 583 Yangcheon ro A 1201 Gangseo gu Seoul S Korea 157779 Website www lukashd com Inquiry lukas qrontech com For more information and customer service p...

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