December 2006
Blue Sky Network
100115
C-1000A Iridium™ Satellite Phone System
Page
17
DB-37 “Cabin Unit” Connector
PIN
SIGNAL
DESCRIPTION
1
CU_232_DCD
EIA-232 DCD (Data Carrier Detect)
2
CU_232_RX
EIA-232 RX (Receive)
3
CU_232_TX
EIA-232 TX (Transmit)
4
CU_232_DTR
EIA-232 DTR (Data Terminal Ready)
5
CU_232_GND
EIA-232 Ground Return
6
CU_232_DSR
EIA-232 DSR (Data Set Ready)
7
CU_232_RTS
EIA-232 RTS (Request to Send)
8
CU_232_CTS
EIA-232 CTS (Clear to Send)
9
CU_232_RI
EIA-232 RI (Ring Indicator)
10 GND
Shield
Ground
(Only Connect Shields at this end of Cable)
11
GND
DC Return Ground, Cabin Unit
12
CU_12V
+12 VDC, Cabin Unit
13 LEDS_OUT
Green
Status LED, Cabin Unit
14
POTS_TIP
Analog Telephone, RJ11 Tip
15
POTS_RING
Analog Telephone, RJ11 Ring
16
4W_OUT1
600 Ohm Balanced Cockpit Audio Out
17
4W_OUT2
600 Ohm Balanced Cockpit Audio Out
18
4W_IN1
10K Ohm Balanced Cockpit Audio In
19
4W_IN2
10K Ohm Balanced Cockpit Audio In
20 GND
Shield
Ground
(Only Connect Shields at this end of Cable)
21
Handset/ SIM Card Reader:
(Connected, but not used)
22 LBT_ON-OFF
Handset/ SIM Card Reader:
LBT On/Off
23 GND
Handset/ SIM Card Reader:
Ground
24 UPLINK
Handset/ SIM Card Reader:
DSC Bus Uplink Data
25 DOWNLINK
Handset/ SIM Card Reader:
DSC Bus Downlink data
26 DSC_EN_12V
Handset/ SIM Card Reader:
DSC Bus Power
27
Handset/ SIM Card Reader:
(Connected, but not used)
28 GND
Handset/ SIM Card Reader:
Ground
29 GND
Shield
Ground
(Only Connect Shields at this end of Cable)
30
SPKR2
Speaker (Cabin Unit Internal Ringer)
31
SPKR1
Speaker (Cabin Unit Internal Ringer)
32
HDSET_OUT2
2.5mm Headset Jack, Receiver, Cabin Unit
33
HDSET_OUT1
2.5mm Headset Jack, Receiver, Cabin Unit
34
HDSET_IN2
2.5mm Headset Jack, Microphone, Cabin Unit
35
HDSET_IN1
2.5mm Headset Jack, Microphone, Cabin Unit
36
HDSET_PRSNT Headset Plug Detected
37
Spare (Not Connected)
Notes 1. Shield Grounds should only be connected to Aircraft Ground at the Modem
Unit end of the interface harness
Содержание Iridium C-1000A
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