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Appendix B
Maintenance and Troubleshooting
Calibrating the T-BERD / MTS 5800 and SC 4800 touchscreen
T-BERD/MTS/SC Getting Started Guide
March 2018
22046537, Rev. 016
Page 247
Charging the battery is complete.
Replacing the T-BERD / MTS 5800 and SC 4800 batteries
This section discusses replacing the battery in a T-BERD / MTS 5800 and SC 4800. For
instructions on replacing the MSAM, or CSAM batteries, refer to the supporting
8000
Base Unit User Manual
or
6000A Base Unit User Manual
.
The battery compartment is located on the back of the unit.
Before replacing the battery, verify that it is a Viavi-supplied replacement battery pack.
To replace the battery pack
1
Turn the power off.
2
Turn the instrument over, resting on the face.
3
Using a Phillips screw driver, remove the four screws from the battery compart-
ment door.
4
Remove the battery compartment door.
5
Pull the battery out of the battery compartment and disengage the battery cable's
locking connector from the mating connector on the right side.
6
Engage the locking connector of the new batter with the mating connector on the
right side and then place the new battery into the battery compartment.
7
Replace the battery compartment door.
8
Tighten the four screws until hand tight.
Replacing the battery pack is complete.
Calibrating the T-BERD / MTS 5800 and SC 4800 touchscreen
This section discusses calibrating the touchscreen on a T-BERD / MTS 5800 and SC
4800. For instructions on calibrating the MSAM or CSAM touchscreen, refer to the
supporting
8000 Base Unit User Manual
or
6000A Base Unit User Manual
.
If, after a period of time, you observe issues with your touchscreen (for example, the
arrow does not appear in the correct location after you touch the screen, or the top or
bottom of the screen become unresponsive), the touchscreen may require recalibra-
tion.
CAUTION: INSTRUMENT DAMAGE
Failure to turn the power off before removing the batteries from the instru-
ment could damage internal components and/or corrupt the software. Always
power down the unit before removing the battery pack.
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