24
Chapter 3 Hardware installation
NN40020-308
To verify the MBM switches
1
Verify that the 6-pin dip switch is set to on for all MBMs that have the 6-pin dip switch.
2
To install a global analog trunk module (GATM):
a
For the dip switches on the left side, at the rear of the module, set all the switches to on.
b
For the dip switches on the right side, at the rear of the module (country profile switches),
set all the switches to off. The GATM automatically downloads the country profiles.
3
To install a global analog station module 8 (GASM8):
a
For the dip switches on the left side, at the rear of the module, set all the switches to on.
b
For the dip switches on the right side, at the rear of the module, set the switches according
to the table
GASM8 dip switch settings (switches 1–3)
on page 24 and the table
regional dip switch settings (switches 4–8)
To install an MBM in an expansion unit
1
Attach one end of a grounding strap to your wrist and the other end to a grounded metal
surface.
2
With the face of the MBM toward you, insert the MBM into the expansion unit.
Table 10
GASM8 dip switch settings (switches 1–3)
Switch
Description
Setting
Switch 1
Firmware download capability
OFF—Standard mode (firmware downloading not
supported)
ON—Enhanced mode (firmware downloading supported)
Switch 2
To download the firmware from
the BCM50 (for enhanced
mode only)
OFF—if you want the GASM8 to download the firmware
when the firmware version in the BCM50 is different than the
version in the GASM8 (default)
ON—if you want the GASM8 to download the firmware in
the event of a BCM50 cold start
Switch 3
Enable/disable echo
cancellation
OFF—Enables echo cancellation (default)
ON—Disables echo cancellation
Table 11
GASM8 regional dip switch settings (switches 4–8)
Switches 4 to 8 select the region for the GASM8 as follows:
Switch 4
Switch 5
Switch 6
Switch 7
Switch 8
North America
OFF
OFF
OFF
OFF
OFF
United Kingdom
OFF
OFF
OFF
OFF
ON
Australia
OFF
OFF
OFF
ON
OFF
Poland
OFF
OFF
OFF
ON
ON
Note:
When switch 1 is ON (enhanced mode), an available regional profile will be downloaded and override
the regional dip switch settings.
2 minutes
2 minutes
Содержание BCM50 3.0
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