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Trouble Shooting Guide
Preparation:
1. The necessary tools such as screwdriver, tweezers, iron solder, power supply, discharger and so on.
2. To wear anti-static wristband to prevent from components short.
3. Discharge the capacitor of strobe board firstly to avoid short.
A. Cannot Power On :
1. Cosmetic check.
I. Check any deformation / dirty / poor soldering of the spring of battery.
II. Check the soldering of battery’s spring of M/B.
2. Check the connection of each PCB.
01. Check the connection between M/B and ST Board.
02. Check the connection between M/B and LCD
03. Check the connection between M/B and LENS
3. Current = 0mA when power on.
01. Check U8 voltage output, if it is abnormal, please analyze its circuit..
02. Check the fuse is open or not. ( F1 & F2)
03. Check the S1 of strobe board.
U1
J6
J3
U3
U2
U7
U4
J2
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