Getting Started 1
U1253B User’s and Service Guide 11
The keypad at a glance
The operation of each key is explained in Table 1- 2 below.
Pressing a key displays a related symbol and emits a sound
on the beeper. Turning the rotary switch to another position
resets the current operation of the key. Figure 1- 7 shows
the keypad of the U1253B.
Figure 1-7 U1253B keypad