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Translation helped by “Google”
Seeing EC4 has been a long time, one casting, double lithium side by side, Hand feel very good
Dismantling is not too difficult
integrated warehouse
The thickness of the left and right sides
All parts after dismantling
Dual lithium battery in series, the original circuit is designed as a step-down circuit？？？ driving the XM-L2
Double button, the design is very delicate
TA driver, 2-ounce copper process, 17mm x 0.8mm
NarsilM V1.3 firmware
back
LDO reversed
The reason is that the solder joint is too small to reach the touch point.
back
two blue LED, to be used as a power indicator
both buttons available and have the same function
the original terminals and wires are cleared.
Nichia 144 Series 6V LED, 5700K, R9050
smart now, test first
Made a simple test platform, tested successfully
weld the wire and prepare for assembly
original smooth cup change to orange peel cup
new driver sealed in the original circuit mezzanine
the other side
Push the circuit compartment assembly into the tube
At the same time to install the switch assembly, and solder the wiring
Put into the battery, flash twice before power on, and then the blue light to indicate success
blue LED brightness settings very low, can reduce power consumption
In addition to indicating that the power is on and indicating the location of the flashlight in a dark environment
Orange peel cup
Moonlight
colors look good
EC4 replacement equipment installed successfully, thank you for watching!
