EFA-200/-300 3 Preparation for use
3-11
Possible faults
The message “LOW BATTERY” appears in the display of the basic unit.
The remaining operating time is about 15 minutes.
The rechargeable batteries in the basic unit must be recharged.
– or –
The rechargeable batteries in the E-Field Unit must be recharged.
1. To determine which set of rechargeable batteries needs recharging,
briefly disconnect the E-Field Unit from the basic unit.
2. If the “LOW BATTERY” message disappears, recharge the batteries in
the E-Field Unit.
– or –
If the message is still displayed, recharge the batteries in the basic unit.
Charging the rechargeable batteries: see page 3-3
A connection between the E-Field Unit and the Basic Unit cannot be
established.
The fiber optic cable plug is incorrectly or incompletely inserted.
⇒ Check the connection of the fiber optic cable to the Basic Unit and the
E-Field Unit. During setup, avoid kinking or bending the fiber optic cable.
Caution
Faulty operation
Data will be lost in transmission down the fiber optic cable if the cable is
kinked or bent sharply.
⇒ When assembling the measurement setup, avoid kinking or bending the
fiber optic cable.