Sam4s ER-430 SERIES Service Manual page 65

11 Schematic Diagrams
SAM4S ER-430 SERIES
[ Schematics Sheet Content ]
1. Main PCB Schematics.
1) CPU Block (ER-430M) ------------------------------------------
2) CPU Block (ER-430F) ------------------------------------------
3) Memory, RTC, Decoder Block ---------------------------------
4) Power Fail, Buzzer, Display Block ----------------------------
5) External In/Out, Serial I/F Block ------------------------------
6) Key Scan Block ---------------------------------------------------
7) Printer Block -------------------------------------------------------
8) Fiscal I/F Block ----------------------------------------------------
9) Power Block --------------------------------------------------------
2. Power Switch PCB Schematics. --------------------------------
3. Display PCB Schematics.
1) VFD Front Schematics(ER-430F) -----------------------------
2) VFD Rear Schematics(ER-430F) ------------------------------
3) VFD Rear Schematics(ER-430M)------------------------------
4. Fiscal PCB Schematics. -------------------------------------------
5. STM-320 Printer PCB Schematics. -----------------------------
6. Serial Interface PCB Schematics.-------------------------------- 11-17
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