94 Chapter 8 Installing an expansion unit
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To set GASM dip switches
1 For the dip switches on the left side, at the rear of the module, set all the switches to on.
2 For the dip switches on the right side, at the rear of the module, set the switches according to
Table 17 and Table 18.
3 After you have set the switches, proceed to “Installing a media bay module in an expansion
unit” on page 95.
To set GATM dip switches
1 For the dip switches on the left side, at the rear of the module, set all the switches to on.
2 For the dip switches on the right side, at the rear of the module (country profile switches), set
all of the switches to off. The GATM downloads the country profiles automatically.
3 After you have set the switches, proceed to “Installing a media bay module in an expansion
unit” on page 95.
Table 17 GASM dip switch settings (switch 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 Set when the firmware is
downloaded from the BCM50
(for enhanced mode only)
OFF — if you want the GASM to download the firmware
when the firmware version in the BCM50 is different than the
version in the GASM (default)
ON — if you want the GASM to download the firmware
whenever there is a cold start of the BCM50
Switch 3 Enable/disable echo
cancellation
OFF — Enables echo cancellation (default)
ON — Disables echo cancellation
Table 18 GASM dip switch settings (switch 4–8)
Switches 4 to 8 select the region for the GASM as follows:
Switch 4Switch 5Switch 6Switch 7Switch 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
