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LED blinks
Detail error
Board may defect
Quick 2 / 4
(only Asia/Latin
FS5**/6** )
Memory (eMMC: IC8900) read problem
A ( eMMC / Nand Flash )
7
No voltage SUB3.3V detected
A
10
(only FX750-800,
FZ*** series)
FRC_SOS (Initialization of IC9000)
A (IC9000)
13
Emergency SOS
A ( eMMC / Nand Flash )
IN THESE CASES, A BOARD DEFECTS
66
Troubleshooting for LED Blinking ( 2/4/7/10/13 time blink )
Quick 2 / 4 blinks is problem about memory access ( IC8900 or IC8000 )
7 blinks is problem about the power line of SUB3.3V.
10 blinks is problem about initialization of FRC IC (IC9000).
13 blinks is problem about IC8000 and software issue.
(mostly case
the memory (eMMC / NAND Flash) IC problem )
Summary of Contents for OLED-201806
Page 4: ...1 Board Layout 4 ...
Page 12: ...12 2 Signal Processing 2 1 Signal Flow ...
Page 17: ...17 2 2 Troubleshoot of Picture Problem ...
Page 22: ...22 3 Power Supply 3 1 Power Board Structure ...
Page 50: ...50 3 3 SOS Protection Circuit and Troubleshoot of Power Problem ...
Page 72: ...4 Handling and Rear Cover Disassemble and Assemble 72 ...
Page 78: ...5 Information of OLED model Basically same as last year model EZ series 78 ...