Rigol DG900 Series Service Manual Download Page 1

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RIGOL

Service Guide

DG900 Series

Function/Arbitrary Waveform Generator

Jan. 2019

RIGOL

(SUZHOU) TECHNOLOGIES INC.

Summary of Contents for DG900 Series

Page 1: ...RIGOL Service Guide DG900 Series Function Arbitrary Waveform Generator Jan 2019 RIGOL SUZHOU TECHNOLOGIES INC...

Page 2: ......

Page 3: ...ication is subject to change without notice RIGOL shall not be liable for either incidental or consequential losses in connection with the furnishing use or performance of this manual as well as any i...

Page 4: ...proper way of connection could result in dangerous voltages being present on the connectors controls or other surfaces of the oscilloscope and probes which will cause potential hazards for operators O...

Page 5: ...duct Surfaces Clean and Dry To avoid dust or moisture from affecting the performance of the instrument keep the surfaces of the instrument clean and dry Prevent Electrostatic Impact Operate the instru...

Page 6: ...of important data Safety Terms on the Product DANGER It calls attention to an operation if not correctly performed could result in injury or hazard immediately WARNING It calls attention to an operat...

Page 7: ...ng For example System Setting 3 Connectors The connectors on the front or rear panel are usually denoted by the format of Connector Name Bold Square Brackets Bold For example Counter 4 Operation Proce...

Page 8: ...rument 1 2 Disassemble the Upper Shell 1 4 Disassemble the Front Panel Assembly 1 5 Disassemble the Power Board 1 6 Disassemble the Lower Shell 1 7 Disassemble the BNC Nut 1 8 Disassemble the Main Boa...

Page 9: ...res when disassembling the instrument Please use proper tools and follow the correct steps Take care not to deform the metal structure or get hurt when disassembling the metal structures To avoid caus...

Page 10: ...ssembling the instrument When disassembling or assembling the instrument please follow the procedures and take care not to scratch the surfaces of the instrument This manual mainly introduces the disa...

Page 11: ...Board 14 2010004209 1 Power Outlet 15 1020004309 1 Metal Bracket 16 1010002307 3 Conductive Cloth Gasket 17 1020003428 1 Torx Pan Head Combination Screw FW4 8 18 1010006168 1 Flat Cable 19 1010006198...

Page 12: ...Steps 1 Use the T10 screwdriver to remove 5 screws that secure the upper shell 2 Push the upper shell to the bottom along the arrow direction as shown in the figure above then lift it up and remove th...

Page 13: ...front panel assembly in the arrow direction as shown in the figure above Tips 1 Before disconnecting the cables pay attention to the connecting positions of the cables to avoid incorrect connection o...

Page 14: ...fastening the power board Disassembly Steps 1 Disconnect the cables from the power board 2 Use the T10 screwdriver to remove 4 screws that secure the power board 3 Take off the power board gently Tip...

Page 15: ...astening the lower shell assembly metal bracket lower shell Disassembly Steps 1 Use the T10 screwdriver to remove 6 screws that secure the lower shell assembly 2 Remove the metal bracket with the main...

Page 16: ...sembly and Assembly 1 8 DG900 Service Guide Disassemble the BNC Nut Figure 1 6 Disassemble the BNC Nut Part Description 6 BNC Nuts Disassembly Steps Use the BNC socket wrench to remove the 6 BNC nuts...

Page 17: ...ation screw FW3 6 used for fastening the main board and metal bracket Disassembly Steps 1 Use the T10 screwdriver to remove 7 screws that secure the main board and metal bracket 2 Lift the back end of...

Page 18: ...ad board 3 Use the T10 screwdriver to remove 5 screws that secure the keypad board 4 Take off the keypad board gently 5 Remove the rubber keypad Tip 1 Before disconnecting the cables from the keypad b...

Page 19: ...ription 4 screws torx pan head tapping screw PTP3 6 used for fastening the LCD assembly screen fixing frame LCD Disassembly Steps 1 Use the T10 screwdriver to remove 4 screws that secure the LCD assem...

Page 20: ...G900 Service Guide Assembly Procedures The assembly procedures are simply the reversal of the disassembly procedures Check whether the cables are correctly connected and whether all the screws are ins...

Page 21: ...ol mode unlock the front panel and the touch screen 2 Restarting the generator can also unlock the generator 4 The settings are correct but no waveform is generated 1 Check whether the BNC cable is co...

Page 22: ...onment 5 Check whether the power supplies of the generator and test system have a strong interference 6 Check whether the performance of the test device used meets the requirement 7 Make sure that the...

Page 23: ...e to operate the instrument Besides regular test and calibration should be performed to ensure the accuracy of its performance 4 Arrange the instrument properly after you complete the operation 5 Keep...

Page 24: ...g it CAUTION To avoid damage to the instrument do not expose it to caustic liquids WARNING To avoid short circuit resulting from moisture or personal injuries ensure that the instrument is completely...