Agilent Technologies 1670G Series Service Manual page 173

Logic analyzers
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To remove and replace the rear panel
Using previous procedures, remove the following assemblies:
1
Handle
Rear Feet
Cover
Disk Drive Assembly
Acquisition Board
Disconnect the RS-232-C and GPIB cables from the CPU board.
2
Disconnect the I/O cable from the CPU board.
3
a For the Agilent 1670G-series Logic Analyzers with the oscilloscope option, remove the
hex nut and lock washer from the BNC Cal port.
b For the Agilent 1670G-series Logic Analyzers with the pattern generator option,
disconnect the pattern generator cable from the pattern generator board.
Remove the seven rear panel screws.
4
Lift the rear panel away from the chassis.
5
Reverse this procedure to install the rear panel.
6
Check that the following assemblies are properly installed before installing the rear panel:
Power Supply
Oscilloscope Board (oscilloscope option only)
Pattern Generator Board (pattern generator option only)
When installing the rear panel, check that the alignment tabs on the acquisition
board are lined up with the corresponding holes in the rear panel. Also, for the
Agilent 1670G-series Logic Analyzers with the pattern generator option, ensure the
ground springs are installed on the acquisition board and on the pattern generator
board before installing the rear panel.
Replacing Assemblies
To remove and replace the rear panel
6–11

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