Samsung SCX-1100 Service Manual page 81

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CIRCUIT DESCRIPTION
Hardware Reset "High"
Afte r Softwa re Reset, advance to
preparation mode to download execution
file fro m Jupiter 3
Download the execution file to SDRAM (U27)
from Flash Memory (U9) of Jupiter 3
Initialize OA-980 by the execution file
downloaded on SDRAM (U27) & have it to
enter in the operation mode.
Repair Manual
3-22
B oot R O M checks
connection of R O M
No R OM
"R eady"
<Figure 15. Boot Code Flow Diagram>
- This Document can not be used without Samsung's authorization -
RO M connected
Dow nlo ad e xecution file on SDR AM(U27)
fro m
Samsung Electronics

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