-5-
b. Watch the LED:
I. A BRIGHT "GREEN" LED indicates a CLEAR
line.
II.
A DIM "GREEN" LED indicates a BUSY line.
III.
A BRIGHTLY FLICKERING "GREEN and RED"
LED indicates a RINGING line.
●
VERIFYING LINES (SWITCH TO "OFF" THEN
"CONT")
a.
Dial the line to be verified.
b. While the line is ringing, connect the RED lead to
the RING SIDE of the line and the BLACK to the
TIP.
c.
In the "OFF" position, the indicator lamp will flicker
"RED and GREEN" when the test leads are
connected to the subject pair.
d. If you switch the test set to "CONT", it will terminate
the call on the subject line.
●
SENDING TONE (SWITCH TO "TONE")
CAUTION: DO NOT CONNECT TO ANY ACTIVE
AC CIRCUIT EXCEEDING 24V IN THIS MODE.
a. Connect the test leads to the pair, or attach one
lead to ground and one lead to either side of the
line. (See figure 1)
b. A fast dual alternating tone, or a slow dual
alternating tone can be selected from the switch
inside the tone generator. (See figure 3)
c.
Probe the suspected wires with the filter probe.
Reception of tone will be strongest on the subject
wire. In case of ready access to bare conductors,
a handset may be used to receive the tone.