Instructions

Chapter 1: Get Acquainted
Connectors, Keys, and LEDs
11
TONE LED flashes and the tone generator comes on if you press
 when a main tester is not connected to the remote.
LOW BATTERY LED comes on when the battery is low.
The LEDs also have these functions:
 Battery gauge (see Figure 5 on page 15)
 Volume indicator for the TALK function
 Progress indicator for software updates
 : Starts a test. Turns on the tone generator if a main
tester is not connected to the remote.
 : Power key
 : Press  to use the headset to speak to the person at
the other end of the link. Press again to adjust the volume. To
turn off the talk function, hold down .
 Connector for the AC adapter. The LED is red when the
battery charges, and green when the battery is fully charged.
The LED is yellow if the battery will not charge. See “Charge
the Battery” on page 14.
 Micro-AB USB port: This USB port lets you connect the tester
to a PC so you can install software updates in the tester.
 Headset jack