RECALL
MUTE
SOUNDER
CORDAGE
A
self adhesive label to record the memory location
information is supplied, for fitting below the
microphone vents.
Earth recall
(ER)
and T imed Break recall
(TBR)
are
both available. Earth recall uses a metallic contact.
Operating the
MUTE
button will mute the microphone.
When the
290
is in monitor, an incoming call will be
audibly indicated. If required, pressing the
POL
button
will cause the LEDs to flash in sympathy with ringing
cadence.
T he line cord on this Test Telephone is removeable
without having to disassemble the unit. Replacement
cords are available.
