BFM 400 Microphones
Operating Instructions
BFM400 Operation Manual issue 7
15
**** The Factory Default RS485 Protocol is “Type 0” for units manufactured prior to Batch
# 28351.
***** For Audio Path Monitoring A-DC jumper must be set to MON. Only compatible
with BVRD2M or BVRD2M4 firmware versions of V3.0 or higher.
N
OTE
:
If the Protocol is changed then the Mic Address MUST
BE RE-ENTERED or the Channel Setting may be incorrect.
3.5 M
ODIFYING
C
ONFIGURATION
S
ETTINGS
1. Enter the Configuration Mode as described in Section 3.3.
2. Press the “Fault Accept” button to step through to the
required location within the Configuration Table.
3. The “Busy” LED flashes to indicate the location within the
table and the “Speak Now” LED flashes to indicate the
current setting.
4. To modify the value of the current setting press the “Speak”
button the required number of times e.g. if the 3rd value is
required press the “Speak” button three times.
The Buzzer will then sound and the “Fault” LED will
illuminate for one second to show the value has been
accepted.
After a short delay the “Speak Now” LED will flash the
revised number of times.
5. To move to the next position within the configuration table
press the “Fault Accept” button.
6. To exit from Configuration Mode disconnect the RJ45 cable.
7. When the RJ45 cable is reconnected the microphone will use
the new configuration details.
8. After a configuration change has been made the new
configuration must be accepted by pressing and holding the
"Fault Accept" and "Speak" buttons for 5 seconds. Failure to
perform this step will force the Microphone to indicate a
fault, the connected BVRD2M or BVRD2M4 router to
