2CONTENTS1. Safety precautions .................................................................................................32. Alignment instructions and method of software upgrading.....................................53. Working principle analysis of the unit ................................................................... 124. Specifications.......................................................................................................135. Block diagram ......................................................................................................146. IC block diagram ..................................................................................................177. Wiring diagram ...................................................................................................248. Troubleshooting guide..........................................................................................289. Schematic diagram ..............................................................................................3210. APPENDIX-A: Assembly listAPPENDIX-B: Exploded View11.Disassembly and Assembly Instructions