Northern Airborne Technology AA9x - Manual (Page 14)

AA9x Series Single Channel Audio Controller
SM56 Installation and Operation Manual
Section 2 Rev: 1.00 Issue 4 Page 2-6
2.5.2 Right Side Panel Adjustments
A variety of different signals can be selected to trigger the internal Alert signals. The trimpots on the right
side panel shown in Figure 3 are used to adjust the characteristics of the audible signals that the user will
hear.
Figure 3: Right Side Panel Adjustments
2.5.2.1 DIR AUD LEVEL
The DIR AUD LEVEL trimpot is used to adjust the audio level of the devices connected to the DIR AUD 1
input.
2.5.2.2 AUDIO ALERTS
AUDIO ALERT 1 is a single tone signal and AUDIO ALERTS 2 and 3 are two-tone signals.
2.5.2.3 TIME
The duration of AUDIO ALERT 3 can be adjusted from one to three seconds using the TIME trimpot.
2.5.2.4 TONE
The pitch of the signals can be adjusted using the relevant TONE trimpot.
2.5.2.5 RATE
The cycling rate of the two-tone signals can be adjusted using the RATE trimpots.
Note: The number and type of adjustments is dependent on the features specific to the particular AA95,
AA96 or AA97 configuration.
2.6 Accessories Required But Not Supplied
Installation kit p/n AA90-IKC (crimp) (NAT Part No. D50S37SL-IKC) is required to complete the
installation. The kit consists of one 50-Pin D-min Female Crimp Kit (D50SL-IKC) and one 37-Pin D-
min Female Crimp Kit (D37SL-IKC):
D50SL-IKC consists of
Quantity Description NAT Part No.
1 D-min 50 Socket Housing 20-21-050
50 MS Crimp Socket 20-26-901
1* Jack Screw Set 20-27-002
1* Lock Clip Set 20-27-004
1 50 Pin Connector Hood 20-29-051
ENG-FORM: 805-0115.DOT
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