PRODUCT MANUALSANTARO coreTable of Contents1. Introduction ....................................................................................... 42. Safety Hints........................................................................................ 53. Product Introduction ......................................................................... 63.1 Type Plate and Device Information..........................................................63.2 Related Documents and Online Support .................................................74. Technical Data.................................................................................... 84.1 Block Diagram SBC .................................................................................94.2 Technical Drawing ...................................................................................104.3 Conectors.................................................................................................115. Installation and Start Up .................................................................... 135.1 Connection Scheme.................................................................................136. Internal and External Interfaces ........................................................ 146.1 Ethernet (X24) ..........................................................................................146.2 Power (X1) ................................................................................................156.3 Digital I/O (X14) ........................................................................................166.4 CAN/RS-485 Interface (X39) ....................................................................176.5 Speaker (X9) .............................................................................................186.6 Keypad/SPI (X21) .....................................................................................196.7 RS-232/RS-232 (X13) ...............................................................................216.8 USB Host (X34).........................................................................................226.9 USB OTG (X20) .........................................................................................226.10 SD Card Reader (X31) ..............................................................................226.11 Reset Switch (SW1) ..................................................................................236.12 Bootselect Switch (SW2)..........................................................................236.13 Power LED (D30) ......................................................................................236.14 HDMI (X111) .............................................................................................246.15 USB intern (X11) ......................................................................................256.16 Battery-Holder (X2) * ...............................................................................266.17 Speaker Internal (X10) .............................................................................276.18 Power over Ethernet (X17 / X18)* ............................................................286.19 Display LVDS (X105, X109) ......................................................................296.20 Backlight (X108) ......................................................................................306.21 I2C (X106) .................................................................................................306.22 Resistive 4 - wire Touch (X4 / X7).............................................................316.23 Capacitive Touch (X16) .............................................................................326.24 Capacitive Touch (X102) ...........................................................................327. Battery ............................................................................................... 337.1 Battery Specifications X1 / X2 .................................................................337.2 Battery Specifications X4.........................................................................337.3 Replacement of the Internal Battery ......................................................34Annex A: Hardware Revision Information ......................................................... 35Annex B: Assembly Options .............................................................................. 36B-1 Wi-Fi / Bluetooth .....................................................................................36Annex C: Guidelines and Standards ................................................................. 37C-1 RoHS Declaration ....................................................................................37C-2 Supplier Declaration – Directive EG 1907/2006 REACH .........................37C-3 UL Certification........................................................................................37C-4 Garz & Fricke Conformity Statement ......................................................38Annex D: Common Documentation.................................................................... 39D-1 Warranty Hints .........................................................................................39D-2 Field of Application ..................................................................................40Annex E: Technical Support ............................................................................. 41Annex F: General Information .......................................................................... 42* alternative assembly upon request