ICS-22 Speaker Station | User Guide
Page 21
Symptom
Cause
Solution
System feedback
1. The intercom-level 1. Adjust.
(acoustical).
control at this panel or
another panel is set
too high.
2. The sidetone control 2. Adjust ( Figure 2-1)
at the panel or another .
panel is incorrectly
adjusted.
3. A headset extension 3. Remove the
cord was used.
extension cord
because its use is not
recommended.
VOX problems.
1. VOX stays tripped
1. Turn the VOX
(red light on); the
sensitivity control
sensitivity is set too
counterclockwise.
high.
2. VOX will not trip
2. Turn the VOX
when speaking (green sensitivity control
light on); the sensitivity clockwise.
is set too low.
The program signal
1. The program-level
1. Turn the
sounds distorted.
control is set too high. program-level control
counterclockwise.
2. The program-input 2. Reduce the gain of
circuit is overloaded.
the program signal at
the source, such as an
audio mixer.
Rapid clicking noise.
1. Defective wiring or
connectors.
2. Defective IC1 on
710533 assembly.
1. Repair/replace
wiring or connectors.
2. Replace IC1.