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User's Manual

ManualsBrandsAvaya ManualsBasic Call Management SystemAvaya BCMS Vu Wallboard IW2
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Setting the Jumper
Issue 1 November 1998 25
Figure 10. Replacing the EPROM
Setting the Jumper
The jumper that designates RS-232 or RS-485 operation is located
inside the end cover of the wallboard. Set the jumper to “485.”
Follow these steps to set the jumper (see Figure 11):
1. Turn the power off.
2. Remove the snap-off end cover.
3. Locate the RS-232/RS-485 jumper below the EPROM.
4. Place the jumper for the RS-485 setting by connecting the
center pin and the pin on the right.
EPROM
Snap-Off
Cover Plate
EPROM
Carrier
232
485