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Twist the appropriate wires together, making sure that the exposed

ends make good contact. Secure the wire ends with wire nuts, then

wrap each wire nut securely with electrical tape to protect against

moisture, as shown in the figure on the right.

After taping the wire ends individually, wrap the entire connection

with electrical tape as shown. This will help protect from moisture and

prevent the wires from breaking contact.

Wiring Diagram "B"

If your VHF radio or other device requires true RS-232, you will need to
remove the diode and resistor built into the end of the M68i data cable.

You will notice near the end of the cable a segment protected with black
heat-shrink. To connect the M68i to a true RS-232 radio, first remove the
Uniden adapter segment of the cable as shown in the following figures.

Содержание M68i S/Map

Страница 1: ...urrent position The provided M68i data cable plugs into the accessory socket on the right side of the back of your unit s case This socket can connect either an accessory such as a speed or temperature sensor or a NMEA 0183 data cable The data cable ends in two wires that connect to your VHF radio or other NMEA device The M68i uses the yellow wire to transmit and the black shield wire for signal g...

Страница 2: ... pre stripped with wire ends exposed Use a pair of wire pliers to strip about 1 4 inch 6 35 mm of insulation from each of the radio s or other device s data wires Strip the ends of the VHF radio s data wires Connect them to the pre stripped wires of the M68i s data cable shown right Twist the exposed wires together as shown in the following figures If you re using a Uniden or similar radio connect...

Страница 3: ...re connection with electrical tape as shown This will help protect from moisture and prevent the wires from breaking contact Wiring Diagram B If your VHF radio or other device requires true RS 232 you will need to remove the diode and resistor built into the end of the M68i data cable You will notice near the end of the cable a segment protected with black heat shrink To connect the M68i to a true...

Страница 4: ...adapter segment prepare to connect by removing and taping off unneeded wires Strip the end of the yellow wire Strip about 1 4 inch 6 35 mm of insulation from the yellow wire then follow the preceding wire nut and taping instructions to connect the wires from the radio or other device If you re using a true RS 232 radio or other device connect its Re ceive wire to the M68i data cable s yellow wire ...

Страница 5: ...either an accessory such as a speed or temperature sensor or a NMEA 0183 data cable In order to use the Communications Port for NMEA data you first need to activate NMEA 0183 Output Press MENU MENU to ENABLE NMEA 183 OUTPUT ENT to YES ENT Enable NMEA command on the unit s Main Menu Communications Port Configuration Once NMEA 0183 Output has been enabled from the Main Menu the Com Port command appe...

Страница 6: ...on To set Baud Rate With the Baud Rate box selected the title bar should be highlighted in blue see the middle figure above press ENT A drop down list appears showing available baud rates Select the one that matches the baud rate on your VHF radio and then press ENT To activate NMEA Output From the Communication Ports menu press to highlight NMEA Out put Press ENT to check turn on or uncheck turn ...

Страница 7: ... view information DBT transmits the depth below the transducer DPT transmits the depth MTW transmits the water temperature 4 When the desired prefixes are checked or unchecked press EXIT EXIT EXIT EXIT to return to the previous page Compatibility With Various VHF Radios The Digital Selective Calling DSC feature in marine radios is rela tively new technology The U S Coast Guard for example imple me...

Страница 8: ...should read as follows To enter the IceMachine mode 1 From the Full Sonar Chart page press PAGES to FLASHER EXIT to switch to the normal Flasher page This addendum supplements the manual M68 part number 988 0152 031 Pub 988 0152 061 Copyright 2004 All Rights Reserved Printed in USA 022704 Lowrance Electronics Inc ...

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