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INSTALLATION
3-7
Figure 3-7. The Ring Speed Switch
3.7 SETTING THE NVRAM SWITCH
Figure 3-8 shows the location of the NVRAM Reset Switch. It can be
reached by a inserting a small screwdriver through the side vent. NVRAM
(Non-Volatile Random Access Memory) stores user-entered parameters
such as IP address and device name.
Figure 3-8. NVRAM Reset Switch Location
To restore MicroMMAC-T parameters to the factory defaults:
1. With power-ON, toggle the NVRAM switch from one position to the
other.
Ring Speed LED Indicator
On = 16 Mbps
Off = 4 Mbps
TOKEN RING HUB
WITH
LANVIEW®
SUPPORTING 100 OHM STP CABLE
MicroMMAC-24T
4 Mb 16 Mb
SPEED
4 Mb 16 Mb
SPEED
NVRAM
RESET SWITCH
IN HERE
TOKEN RING HUB
WITH
LANVIEW®
SUPPORTING 100 OHM STP CABLE
MicroMMAC-24T