RIGOL  Chapter 1 Disassembly and Assembly 
DG1000 Service Guide 
Disassemble Rear BNC Boards 
 
 
 
Figure 1-5 Disassemble Rear BNC Boards 
 
Part Description: 
① 4 BNC nuts. 
 
Disassembly Steps: 
1.  Remove 4 BNC nuts (①) using the BNC socket wrench.  
2.  Take out two rear BNC boards from the metal chassis and remove two 10-pin 
cables that connect the main board.  
 
 
 
There are two sets of rear BNC boards and each board has two BNC connectors on 
it. When assembling, follow the bottom-up assembly procedure. First, insert the 
10-pin cable of the rear BNC board into the slot of the main board; then from inside 
the metal chassis, get two BNC connectors on the rear BNC board through two 
holes located at the lower position of the rear BNC fixture, then fasten them to the 
fixture using two BNC nuts. Perform the same assembly procedure for another set 
 
 
 
 
 
 
 
①