Becker 0622.834-923, Инструкция по установке и эксплуатации

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Operating Instructions
Start-Up
28 GK61X-XX DV16800.03 Issue 03 08/2015
The device detects a:
"Long press" : when pressing and holding down a key for at least 2 seconds.
"Short press" : any pressing below 2 seconds.
If any action by the user is invalid, the whole display inverting for a short time.
Symbols shown on the Display
Symbol Function
IC Intercom operation is active (triggered by VOX or external IC key)
Intercom operation via VOX is disabled
TX The transceiver is in transmit operation
SQL The squelch function is active, weak RX signals suppressed.
SCAN Transceiver operates in scan mode
STO The transceiver performs a storage operation.
LOW BATT Battery below predefined low threshold
128.225 Inverted figures or letters on display ready to edit
Speaker on
3.2.
Start-Up
Excessive pulses on the DC bus of the aircraft may cause damage on
electrical circuits of any installed instrument.
Do not switch ON the device during engine start or shutdown.
• Connect the antenna and the mike/speaker to the corresponding jacks
• Turn "ON" the device by turning the volume knob clockwise.
• During PBIT (Power-On Built In Test) the display indicates the message "WAIT", the
software version of "Control Head" (CH) and the software version of "Chassis Module"
(CM).
•
If the PBIT has detected error(s),"FAILURE" appears on the display (for details see
"Warning and Failure Indications", chapter 3.12).
3.3. Receive and Transmit Mode
3.3.1. Receive Mode
If /PTT1 and /PTT2 (Push To Talk) inputs are inactive, the transceiver remains in receive mode.
In receive mode the headphone(s) outputs (if enabled) provide a mixed signal consisting of:
• Received signal from antenna,
• Intercom signal from intercom circuit one and two,
• Signal from auxiliary input.
In receive mode the speaker output (if enabled) provides a mixed signal consisting of:
• Received signal from antenna
• Signal from auxiliary input
The signal from the auxiliary input been muted under certain conditions (For details refer to "Intercom
Operation", page 36).
The signal from intercom can be attenuated, or muted, under certain conditions (For details refer to
"VOX & Speaker Operation", page 37).