CHAPTER 3
(CONTINUED)
exit from special function mode and go back
to normal Q90 TTY operation. (page 20)
dial a phone number (page 19)
redial the last dialed number (page 19)
dial the number stored in phone
directory #1 ( page 19)
request VCO call service (page 19)
send programmed message (page 19)
send programmed message (page 19)
activate Hi-Speed (page 19)
save MSG 1, MSG 2 or a phone number
(page 19)
activate HCO mode (page 19)
hold a call before transferring to another
TTY (page 19)
activate telephone company features (call
waiting, 3-way calling, etc.) (page 20)
activate the “Sticky Keys” mode (page 20)
review or change the operation settings of
your Q90 TTY. (page 20)
5
Press... And the Q90 will...
PRIMARY FUNCTIONS
For a detailed explanation of the Primary Functions, see Chapter 7.