4 3.2 Operating modes 16 3.3 Power supply18 3.3.1 Power supply pins 18 3.3.2 Minimizing power losses19 3.3.3 Monitoring power supply 19 3.4 Power up / down scenarios19 3.4.1 Turn on SIM300DZ 19 3.4.2 Turn off SIM300DZ 21 3.4.3 Restart SIM300DZ using the PWRKEY pin 24 3.5 Charging interface 24 3.5.1 .
Hardware Design SIM300DZ_HD_V2.03 SIM300DZ Hardware Design Document Title: Version: Date: Status: Document Control ID: SIM300DZ Hardware Design 2.03 2007-01-10 Release SIM300DZ_HD_V2.03 General Notes Simcom offers this information as a service to its customers, to support application and engineering efforts that use the products designed by Simcom. The information provided is based upon requirements specifically provided to Simcom by the customers. Simcom has not undertaken any independent s.