Anritsu Network Master MT9090A Series, Operation Manual, Page: 49 / 200

MT9090A/MU909011A Network Master User’s Guide 2-9
Or, if storing the Network Master with the Ni-MH
battery pack in place, make sure to recharge the unit
periodically (every several months).
Battery Replacement – Ni-MH pack to AA Ni-MH
Use the following procedure when replacing the Ni-MH
battery pack with AA Ni-MH batteries:
1. If operating, power down the unit.
2. Open the battery compartment (see Figure 2-2 on
page 2-6 for location) by pulling down on the latch
while lifting up on the battery compartment cover.
3. Using the battery release pull, lift out the Ni-MH
battery pack and unplug it from its receptacle
located next to the module release latch (white
plastic latch in the battery compartment).
4. Insert 4 new AA Ni-MH batteries in the
compartment, following the polarity symbols next
to the battery contacts.
5. Replace the battery compartment cover.
CAUTION
!
Always power down the unit before removing old AA
Ni-MH batteries. If the batteries are removed with the
power on, settings and data files could be lost.
CAUTION
!
Remove replaceable Ni-MH batteries from the unit
when storing the unit for a long period of time (1 to 2
months).
Storing the unit for a long period of time with
replaceable Ni-MH batteries in place will result in
decreasing the discharge capacity of the batteries.