Ltech LT-3800-5A Installation instructions

LT -3800-5A Multi-function LED Controller User Instructions Page 1 of 10
LT-3800-5A
LED Multi-function Controller
USER INSTRUCTION
(Pls kindly read through instructions before use)

LT -3800-5A Multi-function LED Controller User Instructions Page 2 of 10
，Forword，
Thanks for choosing our LT-3800-5A Controller. Before installation and use,
we strongly recommend you to read through this manual carefully. If device
has been damaged during transport, please report it to your supplier
immediately. Please don’t take any action without contacting your supplier
，After-sales Service，
From the day you purchase our products within a year, if being used properly
in accordance with the instruction, and quality problems occur, we provide free
repair or replacement services except the following cases:
1. Any defects caused by wrong operations..
2. Any damages caused by unauthorized removal, maintenance, modifying
circuit, incorrect connections and replacing chips.
3. Any damages due to transportation, vibration etc after the purchase.
4. Any damages caused by earthquake, fire, lightning strike, pollution and
abnormal voltage.
5. Any damages caused by negligence, inappropriate storing at high
temperature and humidity environment or near harmful chemicals.
6. Product has been updated
，Safety Warnings，
1. Please don’t install this controller in lightening, intense magnetic and
high-voltage fields.
2. To reduce the risk of component damage and fire caused by short circuit,
make sure correct connection
3. Always be sure to mount this unit in an area that will allow proper
ventilation to ensure a fitting temperature.
4. Check if the voltage and power adapter suit the controller & if anode or
cathode definition is the same as the controller’s.
5. Don’t connect cables with power on, make sure a correct connection and
no short circuit checked with instrument before power on.
6. Please don’t attempt any repairs yourself; doing so will void your
manufacture’s warranty.
For update information, kindly please consult with your supplier.

LT -3800-5A Multi-function LED Controller User Instructions Page 3 of 10
Product Brief
LT-3800-5A RGB controller is a unique DIY version as well as a
powerful combination that can control color changes of LED lights with
4-pin 3-loop cables (common anode), built-in 18 modes with touch
functional buttons, provided with IR wireless remote control panel,
users can control color changes of LED light by pressing the button on
the controller or on the remote control panel, very users friendly.
Ⅰ. Technical Specs
Model: LT-3800-5A
Input/Output Voltage: DC5V-DC24V
Output Current: 5A/CH＊3CH
Output Power: 75W(5V) 180W(12V) 360W(24V)
Changing Mode: 18 modes
Grey Scale: 256 levels per RGB
Static Brightness: 16 levels per RGB
Product Size: L142×W73×H30mm
Package Size: L145×W88×H46mm
Gross Weight:: 0.35kg
Ⅱ. Features
1. Automatic switch from DC5-DC24V;
2. With 24 Buttons IR Wireless remote control, reliable control
distance can reach as far as 10m;
3. Several DIY Storage Buttons, to record your favorite effect ;
4. 0-100% dimming and 16 levels of static brightness per RGB,
can mix 4096 colors.
5. 3-Channel RGB full color control, maximum outputs 5A per
Channel.
6. 256 Grey scales per RGB, color-smooth effect is gentle and
accurate.

LT -3800-5A Multi-function LED Controller User Instructions Page 4 of 10
7. Can choose changing speed separately and adjust the
brightness of each mode.
8. Can rest at current color and color depth by selecting PAUSE
function.
9. Working with our LT-3060, can expand power unlimitedly.
Ⅲ. Product Dimension
Dimension of controller

LT -3800-5A Multi-function LED Controller User Instructions Page 5 of 10
Dimension of IR remote
Ⅳ. Conjunction diagram

LT -3800-5A Multi-function LED Controller User Instructions Page 6 of 10
Ⅴ, Operating instructions
1, Instructions of controller and remote’s keys:
Instruction of controller’s buttons
Instruction of IR remote’s buttons

LT -3800-5A Multi-function LED Controller User Instructions Page 7 of 10
2. Detailed key functions
Sign
Button
Description
ON /OFF
Turn on/off the controller
Any button can start the controller at off
status.
PAUSE
Press this button will rest at current color, it will
continue to change if press again.
Press this button in 3 seconds, the buzzer can
be on or off.
MODE+
MODE-
Press them to select next mode or back to
previous mode (pls refer to the Ⅵitem) , press
MODE+ or press MODE- over 3s to enter cycle
mode.
SPEED+
SPEED-
Press them to quicken or slower speed, press
SPEED+ or SPEED- over 3s, current speed is
restored to Default status.
BRT+
BRT-
Press them to increase or decrease brightness,
press any one over 3s, current brightness is
restored to Default status.
DIY modes
Press them over 3s, LED flickers twice, then
remember current change mode on this button,
it can save 4 modes, just press it once then
enter into pre-setup mode.
DIY modes
of remote
Press them over 3s, LED flickers twice, then
remember the current mode on this button, it
can save 8 modes, later can reach your
pre-setup mode by just pressing it once.
PLAY
Cycle play the 4 pre-setup modes in controller.

LT -3800-5A Multi-function LED Controller User Instructions Page 8 of 10
PLAY+
Cycle play the 8 pre-setup modes in IR remote
controller.
RGB
Dimming
key
1.Press single R, G, B key continuously to
change the brightness of RGB LED.
2. In single R, G or B dimming status, press
BRT+/BRT- key to increase/decrease the
brightness.of current LED
Note: 1.The functions of 1-4 DIY keys on the controller are the same with the
1-4 DIY keys on the remote controller.
2. The cycle play buttons can only play the dynamic changing effects, if
DIY reserved a static color, the static color will be skipped when pressing the
cycle paly button.
Ⅵ. Tables of changing modes
Sequence
Modes
Description
Remark
1
Static red
Normally on red
Brightness
adjustable
2
Static green
Normally on green
Brightness
adjustable
3
Static blue
Normally on blue
Brightness
adjustable
4
Static yellow
Normally on yellow
Brightness
adjustable
5
Static purple
Normally on purple
Brightness
adjustable
6
Static cyan
Normally on cyan
Brightness
adjustable
7
Static white
Normally on white
Brightness
adjustable

LT -3800-5A Multi-function LED Controller User Instructions Page 9 of 10
8
3-color
skipping
Red, green and blue
3-color skipping
Brightness and
speed adjustable
9
7-color
skipping
Red, green, blue,
yellow, purple, cyan,
white 7-color shipping
Brightness and
speed adjustable
10
White color
strobe
White（with all red,
green and blue on）
strobe
Brightness and
speed adjustable
11
3-color
smooth
RGB 3-color gradual
changes
Brightness and
speed adjustable
12
Full color
smooth
All 7-color gradual
changes
Brightness and
speed adjustable
13
RG color
smooth
Red, green 2-color
gradual changes
Brightness and
speed adjustable
14
RB color
smooth
Red, blue 2-color
gradual changes
Brightness and
speed adjustable
15
GB color
smooth
Green, blue 2-color
gradual changes
Brightness and
speed adjustable
16
White color
fade &
change
white（with red, green
& blue on）gradual
bright & fade
Brightness and
speed adjustable
17
Great cycle
All changing modes
overlap cycle
/
18
RGB static
dimming
0-100% dimming per
RGB
16 levels of
brightness per RGB

LT -3800-5A Multi-function LED Controller User Instructions Page 10 of 10
Ⅷ. Exception Handles
Malfunction
Causation
Settle
No light
1. No power from plug
2. Power supply
protection works
3. Incorrect connection or
cable loose
1、Check the socket
2、Check the malfunction,
re-power on
3、Check connection
Incorrect color
4. Incorrect RGB output
wire connection
4、Re-connect RGB wires
correspondently
No changes for
certain mode
5. Speed is too slow
5、Press Speed to
accelerate
Uneven
brightness of
LED between
front and rear
6. Output cable is too
long
7. Wire diameter is too
small
8. Overload beyond
power capability
9. Overload beyond
controller capability
6、Reduce cable or use
daisy-chain power
7、Change wider wire
8、Change power supply
9、Add power amplifier
Kind remind：
The effective power of the power supply in market is 80% of what it is written,
so customers should choose a higher power supply than the actual LED load,
at least 20% higher.