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Table of Contents
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Summary of Contents for Navman MCB 7270
- Page 1 MCB 7270 Full-Featured Marine CB 27 MHz Radio Operation Manual NAVMAN...
- Page 2 It is the owner’s sole responsibility to install and use the instrument in such a manner that will not cause accidents, personal injury or property damage. Navman NZ Limited disclaims all liability for any use of this product in a way that may cause accidents, damage or that may violate the law.
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Page 3: Table Of Contents
2.3.11 PSCAN Favourite Channel Screen Appendix A - Technical Specifications Appendix B - Troubleshooting Appendix C - Radio Channels (Australia) MARINE (MB) FREQUENCIES LAND (CB) FREQUENCIES Appendix D - How to Contact Us NAVMAN MCB 7270 Marine CB 27 MHz Radio Operation Manual... -
Page 4: General Information
1 - General Information 1.1 Features Congratulations on your purchase and installation of a Navman MCB 7270 27MHz radio. It provides you with the following useful features: • Marine band (MB) communications with a land band (CB) capability, with six favourite channels (three for each band). -
Page 5: Screen Symbols And Meanings
The signal strength of the received channel. The bars are always shown when the radio is receiving. One bar indicates a very weak signal, eight bars indicates a very strong signal. Note that the signal strength is not shown for transmissions. NAVMAN MCB 7270 Marine CB 27 MHz Radio Operation Manual... -
Page 6: Basic Operation
Note that some of the keys on the radio chassis are duplicated on the microphone for your convenience. The PTT button and the LOC button are available only on the microphone. NAVMAN MCB 7270 Marine CB 27 MHz Radio Operation Manual... - Page 7 SCAN. The radio goes into PSCAN mode; scanning the favourite channel and automatically checking the priority channel once every 4 seconds (like Dual Watch mode). See section 2.3.11 for an example. NAVMAN MCB 7270 Marine CB 27 MHz Radio Operation Manual...
- Page 8 X symbol appears on the screen for one second by the channel number, then scanning resumes. See Section 2.3.8 for an example. You can lock out a maximum of 5 channels and the radio will remember them at startup. NAVMAN MCB 7270 Marine CB 27 MHz Radio Operation Manual...
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Page 9: Reset To Factory Defaults
Noise rejection (REJ) is on and the signal strength is shown (SIGNAL). The right hand screen shows the radio receiving on CH 86 in the marine (MB) channel band. NAVMAN MCB 7270 Marine CB 27 MHz Radio Operation Manual... -
Page 10: Transmission Screen
BAT and the partial volts (.60) reading for one second. This cycle is repeated twice. Whole volts MB channel band Noise Rejection Off Partial volts (note the decimal point) NAVMAN MCB 7270 Marine CB 27 MHz Radio Operation Manual... -
Page 11: Priority Channel Screens (Australia)
The X symbol appears next to the channel number to show that the channel is locked out. To unlock the channel, just press SKIP and the X symbol disappears (right hand screen). Locked Out (Normal) Priority channel 09 Receiving in ALL SCAN mode Unlocked (Normal) NAVMAN MCB 7270 Marine CB 27 MHz Radio Operation Manual... -
Page 12: Store Favourite Channels Screens
(MB) channel band while automatically checking the priority channel once every 4 seconds (just like Dual Watch mode). Scan CH 1 Favourite CH 2 Scan priority channel NAVMAN Favourite CH 3 Return to CH 1 MCB 7270 Marine CB 27 MHz Radio Operation Manual... -
Page 13: Appendix A - Technical Specifications
-36dB @ ±6KHz, -60dB@±10KHz 70dB 60db (20KHz channel specification) Tight = 10uV; Threshold = 0.3uV 1W @ 16Ω, external 4W @ 4Ω 800mA full volume, 350mA squelched -57dBm better than -50dB/1mV input NAVMAN MCB 7270 Marine CB 27 MHz Radio Operation Manual... -
Page 14: Appendix B - Troubleshooting
Press BAT to check the battery voltage (see BAT in Section 2.1 for more information if necessary). It should be at least 10.8V DC. b) Check the alternator on the vessel. NAVMAN MCB 7270 Marine CB 27 MHz Radio Operation Manual... -
Page 15: Appendix C - Radio Channels (Australia)
Appendix C - Radio Channels The MCB 7270 radio is a marine band (MB) radio that includes a land band (CB) capability. The MCB 7270 radio should be installed in a boat and operated from a boat. The marine band (MB) should be used to communicate with other boats and coast guard stations. The land band (CB) should be used from the boat only to communicate with individuals or organisations based on the land. -
Page 16: Land (Cb) Frequencies
27.385 27.395 27.405 NAVMAN Note 1: Do not transmit on CH16. (CH16 should be used only for a listening watch because it is reserved for transmissions that use SSB, not AM). MCB 7270 Marine CB 27 MHz Radio Operation Manual... -
Page 17: Appendix D How To Contact Us
Italy Navimo Italia Nuova Rade spa, Via del Pontasso 5 16015 Casella Scrivia (GE). Ph: +39 1096 80162 Fax: +39 1096 80150 e-mail: info@nuovarade.com web: www.plastimo.it NAVMAN MCB 7270 Marine CB 27 MHz Radio Operation Manual www.navman.com... - Page 18 Designed in New Zealand Made in China MN000313A NAVMAN Lat 36° 48.404’S N13408...