CHAPTER 3

FEATURES IDENTIFICATION

HOLD

button

Ringer

control switch (volume)

Audio Output jack

Tone / Pulse switch

Emergency buttons

Braille characters

Raised letters for easy identification

REDIAL button

MEMORY

button

HANDSET VOL

 

control (volume)

FLASH

button

PROG

button (program)

RINGER TONE

selector

Fig. 2 - Features on

JB-20

3

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Image 5
Plantronics T20 operating instructions Button, Control volume, Prog, Ringer Tone, Selector