Extension Tone Ringer with built in speaker and volume and pitch controls

Access^® K3507 Tone Ringer FAQ

General Questions
Will it work on my system (or telephone)
How loud is the output level
Can I make the output tone louder
Can I connect more than one Tone Ringer across the same line
How many horn-speakers can I connect
Can the internal speaker and external horn-speaker operate together
Can I connect a standard audio speaker instead of a horn speaker
How many exchange lines can I connect to the same Tone Ringer
Do I have to connect an external horn-speaker
What are the Jumpers (Links) used for

How do I .....
Connect the Tone Ringer to an exchange line (or analogue extension)
Connect an external horn-speaker
Prevent the alarm tone triggering during decadic-dialing
Connect the Tone Ringer to a PBX's "Loud Bell" contacts
Problems (and what to do about them)
The Tone Ringer will not work at all
No output from the internal speaker
No output from the external horn-speaker