Kenwood TK-885, Руководство по обслуживанию

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TK-885
2. Accessory Terminal (TX-RX Unit)
2-1. External Connector Accessory Terminal Method
Connector Pin Pin I/O Function
No. No. name
CN1 1 DEO O Detect signal output. Level :
250mVrms (standard modulation)
2 AHK I Serial data input 2 (RXD2).
3 IGN I Ignition sense input.
4 DI I External modulation signal input.
5 ME - External microphone ground.
AM I Audio mute signal input.
6 MI I External MIC input.
TXS O Transmitter sense output.
7 PTT I Serial data output 2 (TXD2).
8 SQ O No function.
CN2 1 AM I Audio mute signal input.
LOK O No function.
2 MM I MIC mute input.
3 DTC I No function.
TXS O Transmitter sense output.
FSW I Foot switch signal input.
Foot sw on : L
LOK O No function.
CN3 1 HOR O Horn alert signal output. Signal
output for horn relay drive (open
collector). L level during horn drive
: Max. sink current 100mA.
L level when AUX A is on.
2 E - Earth.
3 SB O Power output after power switch
(DC 13.6V±15%, 0.75A max.).
CN4 1 LOK O No function.
2 RXD I Serial data input 1 (RXD1).
3 TXD O Serial data output 1 (TXD1).
CN5 1 PA O Relay for PA function in KAP-1
control signal. PA on : H, PA off : L
2 SPO O Audio signal input from KAP-1.
3 SPI I Audio signal output to KAP-1.
CN6 1 SP O Output for internal/external speaker.
2 E - Earth.
INSTALLATION /