IT6900 User Manual 
  Copyright ©ITECH Electronics Co., Ltd.  viii 
Content 
Certification and Quality Assurance ...................................................................................................................... 3 
Warranty service ................................................................................................................................................... 3 
Limitation of Warranty .......................................................................................................................................... 3 
Safety signs ........................................................................................................................................................... 3 
Safety Precautions ................................................................................................................................................ 4 
Environmental conditions ..................................................................................................................................... 5 
Regulation tag ....................................................................................................................................................... 5 
Waste electrical and electronic equipment (WEEE) directive ................................................................................. 6 
Compliance Information ....................................................................................................................................... 7 
Chapter1  Inspection and Installation ............................................................................................................... 1 
1.1 Verifying the Shipment .................................................................................................................................... 1 
1.2 Instrument Size Introduction ........................................................................................................................... 2 
1.3 Rack Mounting ................................................................................................................................................ 3 
1.4 Connecting the Power Cord ............................................................................................................................. 3 
Chapter2  Quick Start ....................................................................................................................................... 5 
2.1 Brief Introduction ............................................................................................................................................ 5 
2.2 Introduction to front panel .............................................................................................................................. 6 
2.3 Key introduction .............................................................................................................................................. 7 
2.4 VFD Description............................................................................................................................................... 8 
2.5 Introduction to rear panel ............................................................................................................................... 8 
2.6 Power-on self-test ......................................................................................................................................... 10 
Chapter3  Function and Features.................................................................................................................... 13 
3.1 Local/Remote Mode ...................................................................................................................................... 13 
3.2 Voltage Setup ................................................................................................................................................ 13 
3.3 Current Setup ................................................................................................................................................ 13 
3.4 On/Off Operation .......................................................................................................................................... 14 
3.5 Setup value/Actual value ............................................................................................................................... 14 
3.6 Voltage/Current/Power adjustment .............................................................................................................. 14 
3.7 Saving Operation ........................................................................................................................................... 14 
3.8 Trigger operation ........................................................................................................................................... 15 
3.9 Menu operation ............................................................................................................................................ 15 
3.10 OVP Function .............................................................................................................................................. 23 
3.11 Key Lock ...................................................................................................................................................... 23 
3.12 Rear pins function ....................................................................................................................................... 23 
3.12.1 Remote sense and DVM terminals ........................................................................................................ 23 
3.12.2 RS485 and Output Sync signal interface ................................................................................................ 24 
3.13 Analog control interface .............................................................................................................................. 25 
Chapter4  Technical Specification ................................................................................................................... 27 
Chapter5  Remote Operation Mode ............................................................................................................... 33 
5.1 RS232 interface ............................................................................................................................................. 33 
5.2 USB interface ................................................................................................................................................ 34 
5.3 GPIB interface ............................................................................................................................................... 35