Sam4s SPS-500 SERIES Service Manual page 157

11 Schematic Diagrams
SAM4S SPS-500 SERIES
[ Schematics Sheet Content ]
1. Main PCB Schematics.
1) Main CPU(S3C2440A) Block ----------------------------------
2) Main Memory Block ----------------------------------------------
3) Lan & Uart Expand Block ---------------------------------------
4) Power & Connector Block --------------------------------------
2. I/O PCB Schematics.
1) I/O CPU(M30302SPFP) Block ---------------------------------
2) I/O Memory & Buzz & Pfail Block -----------------------------
3) KBD & Dallas Block ----------------------------------------------
4) Power & Connector Block --------------------------------------
5) 3inch &2inch Motor Drive Block -------------------------------
6) TPH & Auto-cut & 3inch PRT Connector Block ------------
7) 2inch PRT Connector & Sensor Block -----------------------
8) Serial Com Port Block -------------------------------------------
9) LAN & USB & Modem Block -----------------------------------
10) Main & Upper Connector Block ------------------------------
11) Drawer, Spool Motor Drive Block ----------------------------
12) Power Circuit Block --------------------------------------------
3. LCD PCB Schematics.
1) Main I/F & TFT-LCD & Touch Block --------------------------
2) LCD MICOM(ATMEG8) Block ---------------------------------
3) 2line LCD Connector & VFD Block ---------------------------
4. SD & USB& LED & CONVERT PCB Schematics.
1) 2line LCD Convert & SD Card Block -------------------------- 11-21
2) USB & LED Block -------------------------------------------------- 11-22
5. SRAM MEMORY PCB Schematics. --------------------------
6. 2inch PRT JOINT PCB Schematics. ----------------------------- 11-24
7. 3inch PRT JOINT PCB Schematics. ----------------------------- 11-25
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