7. Schematic -----------------------------------------------------------------------------------------26
7.1 Scalar Board ----------------------------------------------------------------------------26
7.3 Key Pad Board -------------------------------------------------------------------------31
7.4 Audio Board ---------------------------------------------------------------------------32
8. PCB Layout --------------------------------------------------------------------------------------
8.1
Main Board -----------------------------------------------------------------------------33
8.2
8.3
Keypad Board -------------------------------------------------------------------------36
8.4 Audio Board ---------------------------------------------------------------------------37
9. Maintainability -----------------------------------------------------------------------------------
9.2.1
9.2.2
9.2.3
Key Pad Board -----------------------------------------------------------------41
11. EDID Content -----------------------------------------------------------------------------------
12. BOM List ---------------------------------------------------------------------------------44~143
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