3
Overview
Rocker Switch BTE 312 and 13 Overview .............. 4
Control Surface BTE 312 and 13 Overview............ 6
Preparation
Batteries .................................................................. 8
Battery Indicators .................................................. 10
Tamper Resistant Battery Compartment ............... 10
Insertion and Removal........................................... 12
Operation
On & Off................................................................ 16
Volume Control
...................................................... 16
Volume Settings ....................................................... 1
8
Memory ................................................................ 19
Telephone Use ...................................................... 21
Manual Switching ................................................. 22
Direct Audio Input (DAI)........................................ 24
Accessories
Wireless Accessories ............................................. 26
Hearing System Care
Instrument Care..................................................... 27
Standard Tubing .................................................... 28
Thin Tubing............................................................ 29
Service and Repair................................................. 30
Troubleshooting Guide ......................................... 31
Tips for Better Communication
For You .................................................................. 32
For Your Family and Friends.................................. 33
Safety Information ........................................................ 34
FDA Information ........................................................... 36
FCC Information ........................................................... 38