(4) Flash-Rom of Start Control Signal uses reset, chip-Select
RESET --à
Check Point : U2(12pin)
CE --à
Check Pint : U2(26 pin)
Action) : If the flash-Rom(U2) not operation. , must be Checking chip-select
pin from L64108. Replacement of part is required. Because Reset and
Chip-Select signal is not Booting.
Also , Checking soldering or Chip is consider flash-rom and CPU
Where are replace of component Part, and Check the insertion of
part
(5) Confirm that Message is displayed when interlink STB and PC by RS232
CABLE and did Power off/on
Execute Hyper terminal in PC and do together Setup with next time
Baud Rate: 115,200bps.
Data bit:8 bit
Parity bit :none
Stop bit :1
Control: none
1) When Message is not displayed:
1. Do AC Power put on in state that click Menu and Select key
simultaneously after AC power put off, (method by boot
mode Booting) Still, if any message is not displayed, it
changes U2(39VF800A flash ROM)
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