14
The IC2 Database Chip
The QwikBus™ system has 8 pin nonvolatile IC chips located on the back of each
TSMB3
Speaker Microphone Module (in the Modular style Entry Panels) or
TT33-2
Speaker
Microphone Module (in the Custom style Entry Panels). Each unit has this chip which
maintains the programming for that specific entry.
Arrows indicate mounting screws
NOTE: Special Tool shown above is required for opening VFS/FS panels as well as servicing
Modular Entry Panels. Part #
13510
If you have to replace a
TSMB3
or
TT33-2
unit, you can remove
the IC2 from the old unit and install it into the new unit so you do
not have to reprogram that entrance. When doing this
replacement, be sure to install it in the correct polarity indicated
by the mark on the chip.
Opening and Closing the VFS1000/ VFS1500/VHC3033-2 Inside Stations
