Appendix D Service
178 Series N6700 User’s Guide
Overall Troubleshooting Sheet 2
From Sheet 1
Go to Sheet 3
Yes
Single output
failure?
Perform verification procedures in User's guide.
Calibrate the output if required.
Replace the output module.
YES
NO
Spec failure
on output?
Perform verification procedures in User's guide.
Calibrate the output if required.
Observe all directions for + and - sense connections.
Replace the output module.
YES
NO
Can't calibrate
one output?
Check for latest firmware revision.
Update firmware if required.
Replace the output module.
YES
NO
NO
Not getting
full output?
Perform verification procedures in User's guide.
Calibrate the output if required.
Replace the output module.
YES
Can't calibrate
any outputs?
Check calibration jumper settings.
Reset calibration password using calibration jumpers
Update firmware if required.
Replace carrier assembly on N6700A mainframes.
Replace interface assembly on N6700B mainframes
YES
NO
NO
Output is
unregulated?
Perform verification procedures in User's guide.
Calibrate the output if required.
Replace the output module.
YES
OV protection
falsely tripping?
Check OV protection setting.
Replace the output module.
YES