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11. Function setting and changes
BE-IR20 / 21
15
11-5 BE-IR20 external sync
The BE-IR20 factory setting is for internal sync. If required, this can be changed to external
sync by changing chip parts.
Change the following chip parts for external sync operation.
Sync system R280 R281 R282 R284
Internal 100 Ω Absent Absent 0 Ω Factory setting
External Delete 0 Ω 100 Ω Delete
0 Ω
Part code RME1784
Type ERJ3GEYJ0R00V
100 Ω
Part code RME1797
Type ERJ3GEYJ101V
(Main board side A) (Main board side B)
Location of chip resistors