System Functional Check And Operation; Functional Check; Noise Reduction Adjustment - HME Wireless 6000 Installation Instructions Manual

SECTION 3. SYSTEM FUNCTIONAL CHECK AND OPERATION
3.1

FUNCTIONAL CHECK

Plug base station AC adapter into electrical
outlet.
Go outside (or have someone else go outside) and follow the steps below.
Push COMMUNICATOR
into headset microphone.
Release button A. Place vehicle detector
reset switch in OVERRIDE position. Tap on
outside microphone.
3.2

NOISE REDUCTION ADJUSTMENT

When the ClearSound feature of the Wireless 6000 is turned on, it provides four levels of
noise reduction. It can be adjusted for the best balance of noise reduction and voice quality
possible, considering the store's environment.
•
Locate the S1 switch near the bottom-right of the base station audio circuit board. Refer
to Figure 24 on page 29.
•
To turn the noise reduction feature on, place the S1 switch position 2 ON.
•
Check the inbound background noise levels and voice quality with S1 switch positions 3
and 4 in the various ON/OFF combinations shown below until the desired noise level and
voice quality are attained.
12dB reduction
S1 — 3
S1 — 4
S1 — 1 = VAA ON/OFF
S1 — 2 = ClearSound ON/OFF
ACTION
®
button A and speak
ClearSound Noise Reduction Adjustments
9 dB reduction
(maximum)
OFF OFF
OFF
RESULT
System power is on. Base station POWER lights
are on. System is silent.
Audio should be heard at outside speaker.
Vehicle present tone should be heard in
headset earpiece, followed by inbound audio.
If this does not happen, there is a wiring
problem.
6dB reduction
ON
ON OFF
19
3 dB reduction
(minimum)
ON
ON