T-K3 Service Manual
Ver. 1.05
48
CONFI DENTIAL
12-5. Assigning unit numbers in the Easy-link system
• Each T-K3 in an Easy-link system is assigned a random unit #, except for the Master
unit, w hich is alw ays assigned as unit #1. This is w hy the T-K3’s w ill not necessarily
be numbered in order from left to right or right to left.
• When more than 4 T-K3s are connected in an Easy-link system, only the first 4 T-K3s
w ill w ork as a system. The re maining T-K 3(s) w ill not operate.
A. How to displa y the unit number
Press the “
Increase” button on the computer board. The 7-seg LED w ill then display the
assigned number for that T-K3 unit for 10 sec.
NOTE: In a single-unit installation, the numbering system is disabled.
B. How to reset and reconfigure the numbering of units
Unit #’s can be reset and reassigned manually:
1. Press and hold the “Increase” button on the computer board of all slave units for at least 5
seconds.
2. The 7-seg LED on the computer board of all slave units w ill display “0” to signify that the
computer memory has been erased of its previously assigned unit #.
3. Press and hold the “
Increase” button again. New unit # will be assigned in order as you
proceed through every unit
7-seg LED
“Increase” button
T-K3 Computer board
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