Fluke TRACKERTM 90100 - Manual (Page 41)

Maintenance & Service
Troubleshooting
4
4-5
Bias Error (LoBias or HiBias) Indication at the Display
Figure 4-3. Bias Error Flowchart
No
No
Yes
Yes No
Yes
The 35300A Detector is faulty and
will require repair or replacement.
Interface cable is faulty and will require repair or
replacement.
The bias error has disappeared. Repeat the
troubleshooting procedure if the error indication
returns.
Bias error
annuciator displayed?
(35360A TRACKER Display,
35300A Detector, and
35360A TRACKER Display's electronic
bias circuit is faulty. 35360A TRACKER
Connect the 35300A Detector to the interface
cable and recheck VFD for bias error indication.
Disconnect interface cable from 35360A
TRACKER Display and recheck VFD
Bias error annuciator is displayed on
35360A TRACKER Display's VFD.
Bias error annuciator displayed?
(35360A TRACKER Display
Reconnect interface cable to the 35360A
TRACKER Display without the 35300A
Detector and recheck VFD for bias
Bias error annuciator displayed?
(35360A TRACKER
When powering the 35360A TRACKER Display from
an AC line, always use a 3-wire grounding type line cord such
as the one supplied with the 90100 TRACKER System.
In addition, only connect the 35360A TRACKER Display to an
AC power outlet employing a third wire safety ground.
Always turn the 35360A TRACKER Display's power off
prior to connecting or disconnecting the interface cable.
Failure to do so may result in an electrical shock.
The Model 35360A TRACKER Display and 35300A
Detector contain no internal operator serviceable parts.
Disassembly of either unit could result in electrical shock.
WARNING
for bias error indication.
Display only)
error indication.
Display will require repair or replacement
and interface cable)
interface cable)