Page 2 - USING DIGITAL SELECTIVE CALLING; Wait for an acknowledgment from a coast; appropriate information as at left.; DISTRESS CALL PROCEDURE; Any other information which might facilitate; IN CASE OF EMERGENCY
If your vessel requires assistance, contact other vessels andthe Coast Guard by sending a distress call on channel 16. Or, transmit your distress call using digital selective calling onchannel 70 (the optional DS-100 must be installed). USING DIGITAL SELECTIVE CALLING (ch 70) (DS-100 DSC CONTROLLER ...
Page 3 - TABLE OF CONTENTS
ii TABLE OF CONTENTS INSTALLATION NOTES The installation of this equipment should bemade in such a manner as to respect the ECrecommended electromagnetic field expo-sure limits (1999/519/EC). The maximum RF power available from thisdevice is 25 watts. The antenna should beinstalled as high as possib...
Page 5 - OPERATING RULES; PRIORITIES
1 1 OPERATING RULES ◊ PRIORITIES • Read all rules and regulations pertaining to priorities and keep an up-to-date copy handy. Safety and distress callstake priority over all others. • You must monitor channel 16 when you are not operating on another channel. • False or fraudulent distress signals ar...
Page 6 - PANEL DESCRIPTION; Panel description
PANEL DESCRIPTION 2 2 ■ Panel description CALL DUAL SCAN WATER RESISTANT TAG DIAL DIMMER HI/LO POWER VOL iM501EURO VHF MARINE SQL 16 Speaker Functiondisplay q w e r t y u i o !0 !1 q POWER SWITCH [POWER] Push to toggle the transceiver power ON and OFF. w VOLUME CONTROL [VOL] Adjusts the audio level....
Page 8 - Function display; INT
■ Function display q BUSY/TRANSMIT INDICATOR (p. 8) ➥ “BUSY” appears when receiving a signal or when thesquelch opens. ➥ “TX” appears while transmitting. w POWER INDICATOR (p. 8) ➥ “25W” appears when high power is selected. ➥ “1W” appears when low power is selected. e TAG CHANNEL INDICATOR (p. 13) A...
Page 9 - Microphone
5 2 PANEL DESCRIPTION ■ Microphone q PTT SWITCH [PTT] Push and hold to transmit; release to receive. (p. 8) w CHANNEL UP/DOWN SWITCHES [ Y Y ]/[ Z Z ] Push either switch to change the operating memory chan-nel, set mode contents, etc. (p. 8) e TRANSMIT POWER SWITCH [HI/LO] ➥ Same as the [HI/LO] swit...
Page 10 - BASIC OPERATION; Channel selection; Call channel
6 3 BASIC OPERATION ■ Channel selection ◊ Channel 16 Channel 16 is the distress and safety channel. It is used forestablishing initial contact with another station and for emer-gency communications. Channel 16 is monitored during bothdualwatch and tri-watch. While standing by, you must monitorchanne...
Page 11 - Holland channels; ATIS and DSC channels
3 BASIC OPERATION 7 ◊ U.S.A. channels (U.K. version only) For the U.K. versions, there are 61 U.S.A. channels in addi-tion to 56 International channels. q Push [DIAL] to select a regular channel. w To change the channel group, push [DIAL] while pushing[HI/LO]. • International and U.S.A. channels can...
Page 12 - Receiving and transmitting
■ Receiving and transmitting CAUTION: Transmitting without an antenna may dam- age the transceiver. q Push [POWER] to turn power ON. w Set the audio and squelch levels. ➥ Rotate [SQL] fully counterclockwise in advance. ➥ Rotate [VOL] to adjust the audio output level. ➥ Rotate [SQL] clockwise until t...
Page 13 - Call channel programming; Channel names
3 BASIC OPERATION 9 ■ Call channel programming The call channel switch can be programmed to your mostoften-used channels in each channel group for quick recall. q While pushing [HI/LO], push [DIAL] one or more times toselect the desired channel group (International, U.S.A.,Holland, ATIS, DSC) to be ...
Page 14 - Optional voice scrambler operation; Activating the scrambler; Programming scrambler codes
3 BASIC OPERATION 10 ■ Optional voice scrambler operation ◊ Activating the scrambler The optional voice scrambler provides private communica-tions. In order to receive or send scrambled transmissionsyou must first activate the scrambler function. To activate thefunction, an optional UT-98 or UT-112 ...
Page 15 - Dualwatch
■ Description Dualwatch monitors channel 16 while you are receiving an-other channel; tri-watch monitors channel 16 and the callchannel while receiving another channel. ■ Operation q Select the desired operating channel. w Select dualwatch or tri-watch in set mode. (p. 15) e Push [DUAL] to start dua...
Page 16 - Scan types; NORMAL SCAN; SCAN OPERATIONS; PRIORITY SCAN
■ Scan types Scanning is an efficient way to locate signals quickly over awide frequency range. The transceiver has priority scan andnormal scan. Set the tag channels (scanned channel) before scanning.Clear the tag channels which inconveniently stop scanning,such as digital communication use. Choose...
Page 17 - Setting tag channels; • Clearing all tag channels in the selected channel group; Starting a scan; SCAN OPERATION
■ Setting tag channels For more efficient scanning, add desired channels as tagchannels or clear tag channels for unwanted channels. Chan-nels set as non-tag channels will be skipped during scanning.Tag channels can be assigned to each channel group (Inter-national, U.S.A., Holland, DSC, ATIS) indep...
Page 18 - SET MODE; Beep; Set mode programming; • SET MODE CONSTRUCTION
6 SET MODE 14 Push 16 Beep tone Beep ATIS check ATIS check Scan mode Scan mode Scan resume timer Scan timer Dual/tri watch DUAL/TRI LCD contrast LCDcontrast Internal speaker Internalspeaker Scrambler code Scramblercode Scrambler unit Scrambler ■ Set mode programming Set mode is used to change the co...
Page 19 - Set mode items; Beep tone
6 SET MODE 15 ■ Set mode items ◊ Beep tone You can select silent operation by turning beep tones OFF oryou can have confirmation beeps sound at the push of aswitch by turning beep tones ON. ◊ Scan mode The transceiver has 2 scan modes: normal scan and priorityscan. Normal scan searches all tag chann...
Page 20 - LCD contrast; Internal speaker
16 6 SET MODE ◊ LCD contrast This item adjusts the contrast of the LCD in 8 steps. ◊ Internal speaker When an optional external speaker is connected, the speak-ers on the transceiver and microphone can be muted. ◊ Scrambler code When an optional scrambler unit is connected, the scramblercode can be ...
Page 21 - CONNECTIONS AND MAINTENANCE; Unpacking; The following accessories are supplied:; Antenna; AVOID
17 7 CONNECTIONS AND MAINTENANCE ■ Unpacking The following accessories are supplied: Qty. q Mounting bracket ............................................................ 1 w Microphone hanger (OPC-562) ...................................... 1 e Mic hanger screws (3.5 × 30) .............................
Page 22 - CONNECTIONS AND MAINTENANCE; Connections; DC POWER CONNECTOR; EXTENSION JACK; ANTENNA CONNECTOR; EXTERNAL SPEAKER JACK
18 7 CONNECTIONS AND MAINTENANCE ■ Connections q DC POWER CONNECTOR Connects the supplied DC power cable from this connectorto an external 12 V DC power source. CAUTION: After connecting the DC power cable and external speaker jack, cover the connector and jack asshown below to avoid water seeping i...
Page 23 - Mounting the transceiver; Using the supplied mounting bracket; KEEP
19 7 CONNECTIONS AND MAINTENANCE ■ Mounting the transceiver ◊ Using the supplied mounting bracket The universal mounting bracket supplied with your transceiverallows overhead or dashboard mounting. • Mount the transceiver securely with the 2 supplied screws (M5 × 20) to a surface which is more than ...
Page 24 - Using the optional mounting bracket
20 7 CONNECTIONS AND MAINTENANCE ◊ Using the optional mounting bracket An optional MB-75 FLUSH MOUNT is available for mounting the transceiver to a flat surface such as an instrument panel. CAUTION: KEEP the transceiver and microphone at least 1 meter away from your vessel’s magnetic navigationcompa...
Page 25 - Optional unit installation; DISCONNECT; Opening the transceiver case
21 7 CONNECTIONS AND MAINTENANCE ■ Optional unit installation CAUTION: DISCONNECT the DC power cable from the transceiver before performing any work on the transceiver.Otherwise, there is danger of electric shock and/or equip-ment damage. ◊ Opening the transceiver case Follow the case opening proced...
Page 26 - Dimensions
22 7 CONNECTIONS AND MAINTENANCE ■ Dimensions 145.0 (5 23 ⁄ 32 ˝) 165.0 (6 1 ⁄ 2 ˝) 31.4 (1 1 ⁄ 4 ˝) 53.0 (2 3 ⁄ 32 ˝) Unit: mm (inch) 110.0 (4 11 ⁄ 32 ˝) 109.4 (4 5 ⁄ 16 ˝) 0 IC-M501EURO_3.qxd 03.7.29 15:26 Page 22
Page 27 - TROUBLESHOOTING; PROBLEM
23 8 TROUBLESHOOTING PROBLEM POSSIBLE CAUSE SOLUTION REF. No power comes ON. • Bad connection to the power supply. • Check the connection to the transceiver. p. 18 No sound comes fromthe speaker. • Squelch level is too deep.• Volume level is too low.• Speaker has been exposed to water. • Set squelch...
Page 28 - CHANNEL LIST; • International channels
9 CHANNEL LIST 24 • International channels • U.S.A. channels (for U.K. version only) † Low power only for U.K. version. ‡ Receive only. Frequency (MHz) CH Transmit Receive 156.050 160.650 156.100 160.700 156.150 160.750 156.200 160.800 156.250 160.850 156.300 156.300 156.350 160.950 156.400 156.400 ...
Page 29 - SPECIFICATIONS AND OPTIONS
■ Specifications • GENERAL • Frequency coverage : Transmit 156.025–157.425 MHzReceive 156.025–162.025 MHz • Mode : FM (16K0G3E) • Channel spacing : 25 kHz • Current drain (at 13.8 V) : TX high 6.0 A max. Max. audio 1.2 A max. • Power supply requirement : 13.8 V DC • Frequency stability : ±10 ppm (–2...
Page 30 - Blank page
Blank page 0 IC-M501EURO_3.qxd 03.7.29 15:26 Page 26
