RIGOL
Service Guide for DM3068
4. 8 To Disassemble and Assemble Filter Board & Transformer ................ 4-8
4. 9 To Disassemble and Assemble Front Panel & LCD ........................... 4-9
4. 10 To Disassemble and Assemble the Fan ....................................... 4-10
4. 11 To Disassemble and Assemble Mainboard .................................. 4-11
4. 12 To Disassemble and Assemble Keypad PCB ................................ 4-12
Chapter 5 Troubleshooting & Maintenance ......................................... 5-1
5.1 Troubleshooting ............................................................................... 5-1
5.2 Maintenance and Cleaning ................................................................ 5-4
5.2.1 System Maintenance ............................................................... 5-4
5.2.2 Principles of Circuit ................................................................. 5-4
5.2.3 Components Inspection ........................................................... 5-6
5.2.4 Replaceable Part list ............................................................... 5-10
5.2.5 Warranty .............................................................................. 5-12
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