1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
1
2
3
4
5
6
7
8
Power Connector
8 way Female
Handset 1 Connector
8 way Female
Handset 2 Connector
8 way Female
1 0V
8 VSWR FWD
Board to Board Connector, 12-way
3 ALL CH NOISE
Pin Signal Name
2 +5V
4 ALL CH RSSI
7 TX POWER MON
6 CH70 RSSI
5 CH70 NOISE
Type
PS
PS
AN
AN
AN
AN
AN
AN
9 VSWR REV AN
10 MOD TO RADIO AA
11 AF FROM RADIO AA
12 CH70 AF AA
Telephone Line
Connector
3
1
2
4
5
6
Ray240 VHF Radio
Transceiver Interconnect Diagram
Antenna Connector
SO-239 UHF Female
1 SPI EE CS
8 VCO ADJUST 1
Board to Board Connector, 12-way
3 SPI SYNTH CS
Pin Signal Name
2 SPI DAC CS
4 SPI DATA TO RADIO
7 VCO ADJUST 0
6 SPI CLOCK
5 SPI DATA FROM RADIO
Type
DC
DC
DC
DC
DC
DC
DD
DD
9 VCO ADJUST 2 DD
10 VCO LOCKED DD
11 VCO TX RX DD
12 no connection -
1 ALL CH TRIM0
8 CH70 TRIM3
Board to Board Connector, 12-way
3 ALL CH TRIM2
Pin Signal Name
2 ALL CH TRIM1
4 ALL CH TRIM3
7 CH70 TRIM2
6 CH70 TRIM1
5 CH70 TRIM0
Type
AN
AN
AN
AN
AN
AN
AN
AN
9 RADIO RX DD
10 RADIO POWER ON OFF DD
11 RADIO TX DD
12 D/L DD
Radio Board
4552-001
1 NMEA OUT+
3 NMEA IN-
Pin Signal Name
2 NMEA IN+
4 +12V
7 HAILER-
6 HAILER+
5 0V
Type
DC
DC
DC
PS
PS
PA
PA
8 NMEA OUT- DC
Telephone Board
assy no. TBD
Interconnect Board
4552-021
1
2
3
4
5
6
7
8
Handset 3 Connector
8 way Female
1 +12V
8 HOOK
Board to Board Connector, 12-way
3 +5V
Pin Signal Name
2 no connection
4 0V
7 RING
6 SDA
5 SCL
Type
PS
-
PS
PS
DC
DC
DD
DD
9 MUTE DD
10 no connection -
11 AUDIO TO TEL AA
12 AUDIO FROM TEL AA
321
Seatalk Connector
Pin Signal Name Type
1 +12V PS
2 0V PS
3 +12V PS
4 0V PS
5 +12V PS
6 0V PS
7 +12V PS
8 0V PS
9 +12V PS
10 0V PS
11 +12V PS
12 0V PS
13 HAILER+ PA
14 HAILER- PA
15 HAILER+ PA
16 HAILER- PA
17 NMEA OUT+ DC
18 NMEA OUT- DC
19 0V PS
20 0V PS
21 NMEA IN+ DC
22 NMEA IN- DC
23 N2000 V- PS
24 no connection -
25 N2000 LO DC
26 ST1 V- PS
27 N2000 HI DC
28 ST1 V+ PS
29 N2000 V+ PS
30 STALK1 DC
31 no connection -
32 HS COMMS DC
33 0V PS
34 0V PS
35 0V PS
36 0V PS
37 0V PS
38 0V PS
39 SPKR1 MUTE DD
40 HS1 PTT DD
41 AUDIO FROM HS1 AA
42 AUDIO TO HS1 AA
43 0V PS
44 0V PS
45 0V PS
46 0V PS
47 0V PS
48 0V PS
49 SPKR2 MUTE DD
50 HS2 PTT DD
51 AUDIO FROM HS2 AA
52 AUDIO TO HS2 AA
53 0V AA
54 0V AA
55 0V AA
56 0V AA
57 0V AA
58 0V AA
59 SPKR3 MUTE DD
60 HS3 PTT DD
61 AUDIO FROM HS3 AA
Card Edge Connector, 62-way
62 AUDIO TO HS3 AA
1 COMMS
3 MUTE
Pin Signal Name
2 +12V
4 PTT
7 AUDIO TO HANDSET
6 AUDIO FROM HANDSET
5 0V
Type
DC
PS
DD
DD
PS
AA
AA
8 SCREEN -
1 +12V
3 DATA
Pin Signal Name
2 0V
Type
PS
PS
DC
1 no connection
3 L1
Pin Signal Name
2 no connection
Type
-
-
AA
4 L2 AA
5 no connection -
6 no connection -
SKT1 SKT2 SKT3
PL1
SKT1
PL4
1 COMMS
3 MUTE
Pin Signal Name
2 +12V
4 PTT
7 AUDIO TO HANDSET
6 AUDIO FROM HANDSET
5 0V
Type
DC
PS
DD
DD
PS
AA
AA
8 SCREEN -
1 COMMS
3 MUTE
Pin Signal Name
2 +12V
4 PTT
7 AUDIO TO HANDSET
6 AUDIO FROM HANDSET
5 0V
Type
DC
PS
DD
DD
PS
AA
AA
8 SCREEN -
SKT2
SKT3
PL5
connector
designation
TBD
connector
designation
TBD
CXTP1
1 +12V
Board to Wire Connector, 2-way
Pin Signal Name
2 0V
Type
PS
PS
Processor Board
4552-002/4552-003
PL5 PL6 PL7
SKT1
PL8
SKT2
+12V
pad
0V
pad
1
2
NOTES
1. KEY TO SIGNAL TYPES
PS - Power Supply
PA - Power Audio
DC - Digital Serial Communications
DD - Digital Discrete/Logic Switch
AA - Line Level Audio
PA - Power Audio
2. Connectors are shown viewed from the front.
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