Table of Contents
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Checking Flow
START
Power is supplied to
the board?
Yes
Connection between
Coaxial Cable and boards is OK?
Yes
CN402 is soldered well?
Yes
Paths of LCD control
signals are OK?
Yes
FPCB is OK?
Yes
Connection between
FPCB&LCD Module is OK?
Yes
After changing the board,
LCD Display is OK?
LCD Module is out of order.
Change the LCD Module.
No
Power On Trouble
No
No
Re-solder the CN402
No
No
Replace the FPCB
No
The CN101 of FPCB
No
The board is broken.
Change the board.
Yes
- 79 -
4. TROUBLE SHOOTING
Refer to
Reconnect
Coaxial Cable
Re-solder
the EMI filter
Resolder
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