Crystal DB477C User Manual Download

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67.0 79.7 94.8 110.9 131.8 156.7 171.3 186.2 203.5 229.1

69.3 82.5 97.4 114.8 136.5 159.8 173.8 189.9 206.5 233.6

71.9 85.4 100.0 118.8 141.3 162.2 177.3 192.8 210.7 241.8

74.4 88.5 103.5 123.0 146.2 165.5 179.9 196.6 218.1 250.3

77.0 91.5 107.2 127.3 151.4 167.9 183.5 199.5 225.7 254.1

Attached Chart

50 groups CTCSS Tone Frequency(Hz)

1024 groups DCS Code.

000

001

002

003

004

005

006

007

010

011

012

013

014

015

016

017

020

021

022

023

024

025

026

027

030

031

032

033

034

035

036

037

040

041

042

043

044

045

046

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050

051

052

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055

056

057

060

061

062

063

064

065

066

067

070

071

072

073

074

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076

077

100

101

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104

105

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110

111

112

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135

136

137

140

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143

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150

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160

161

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176

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200

201

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220

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230

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263

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270

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300

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Summary of Contents for DB477C

Page 1: ...1 DB477C Version 3 ...

Page 2: ...e learning process now then act as a reference in the coming years Do not attempt to configure your transceiver while driving it is dangerous This transceiver is designed for a 13 8V DC power supply Don t use a 24V battery to power on the transceiver Do not place the transceiver in excessively dusty humid or wet areas nor unstable surfaces Please keep it away from interferential devices such as TV...

Page 3: ...ng 16 Transmitting 16 Transmitting Tone Pulse 17 Transmitting Optional Signaling 17 Channel Edit 17 Channel Delete 17 Shortcut Operations 18 Squelch Off Squelch Off Momentary 18 Squelch Level Setup 18 Frequency Channel Scan 18 Channel Scan 18 CTCSS DCS Encode and Decode Setup 18 CTCSS Scan 19 DCS Scan 19 Compander Decrease the background noise and enhance audio clarity 19 Keypad Lockout 20 Current...

Page 4: ... Scan 30 Busy Channel Lockout 30 Reverse TX RX 30 TOT Time out timer 30 CTCSS DCS Encode and Decode 31 Talk Around 31 Voice Prompt 31 LCD Backlight 31 Long distance Anti theft Alarm 32 Cable Clone 32 Maintenance 33 Default Setting after Resetting 33 Trouble Shooting 33 Specifications 33 Attached Chart 34 50 groups CTCSS Tone Frequency Hz 34 1024 groups DCS Code 34 Australian Broardcasting Requirem...

Page 5: ...rior quality material better technology and high quality heatsink to ensure stable and durable operation Programming different CTCSS DCS 2Tone 5Tone in per channel rejecting extra calling from other radios Various scan functions including CTCSS DCS Scan function Using 5Tone to send Message Emergency alarm Call all ANI Remotely kill Remotely Waken etc Automatic calling Identification function by DT...

Page 6: ...ed in the table below We suggest you keep the box and packaging Transceiver Spare Fuses one pair QF 01 User Manual Microphone QHM 03 with DTMF keyboard Mobile Mounting Bracket QMB 01 DC Power Cable with Fuse Holder QPL 01 Hardware Kit for Bracket Black screws M4X8mm 4PCS QSS 01A Tapping screws M5X8mm 4PCS QSS 01B S Washer QSS 01D ...

Page 7: ...elded from direct sunlight 1 Install the mounting bracket in the vehicle using the supplied self tapping screws 4pcs and flat washers 4pcs 2 Position the transceiver then insert and tighten the supplied hexagon SEMS screws Double check that all screws are tightened to prevent vehicle vibration from loosening the bracket or transceiver Car body Washer M5 Tapping screw M5x20mm Mounting bracket Initi...

Page 8: ...e shortest path from the transceiver We recommend you do not use the cigarette lighter socket as some cigarette lighter sockets introduce an unacceptable voltage drop The entire length of the cable must be dressed so it is isolated from heat moisture and the engine secondary high voltage ignition system cables 2 After installing cable in order to avoid the risk of damp please use heat resistant ta...

Page 9: ...rities are correct Red positive Black negative Do not directly connect the transceiver to an AC outlet Use the supplied DC power cable to connect the transceiver to a regulated power supply not supplied Do not substitute a cable with smaller gauge wires To turn on the unit press the power switch manually while it is illuminated While ignition key is at ACC or ON position 8 When the ignition key is...

Page 10: ...axial feed line that has a characteristic impedance of 50Ω to match the transceiver input impedance Coupling the antenna to the transceiver via feed lines having an impedance other than 50Ω reduces the efficiency of the antenna system and can cause interference to nearby broadcast television receivers radio receivers and other electronic equipment Fuse Location Fuse Current Rating Transceiver 15A ...

Page 11: ...the main unit Press firmly on the plug until the locking tab clicks Attach the supplied microphone hanger in an appropriate location using the screws included in the screw set External speaker adopt double port BTL please care about the connecting way The speaker can not connect with the ground otherwise the speaker will be fault The wrong connecting way as the following picture Optional Accessory...

Page 12: ...elective functions and exit 5 V M MW Stores data into channels 7 TS DCS LOCK Sets Keypad lock function 9 SQL D Compander mode on off NO KEY FUNCTION 1 Pow Power Reset to factory default settings 5 V M MW Erase the memory 7 TS DCS LOCK Auto dialer 8 CAL H L Enters clone data function mode 9 SQL D Enters power supply voltage indication mode NO KEY FUNCTION 4 FUN SET Press and hold for 2s to enter th...

Page 13: ...TION 1 SQL Squelch level 2 M In channel mode 3 Indicates the channel number in channel mode 4 Decimal point Channel skip 5 Decimal point Indicates the decimal point of frequency and the scanning function 6 Indicates the frequency or memory name 7 Signal is being received or monitor 8 Signal strength of receiving and transmitting 9 Compander 10 Keypad lock 11 DCS Set DCS function 12 Set CTCSS funct...

Page 14: ... transmit 4 Number Key Input VFO frequency or DTMF dial out etc 5 D T M F O N OFF Switches between DTMF dialing or function operating 6 LOCK Switch Locks out the UP Down Numerical keys and Function keys 7 MIC Speak here during transmission Key Pad Serial Data 5V DOWN UP MIC GND MIC PTT GND microphone MIC Connector Diagram in the front view of connector Getting Acquainted ...

Page 15: ... 4 Under every mode from No 18 29 menu in general setting can be changed and saved C VFO Mode Frequency mode This mode shows only frequency on the display Shortcut operation and Channel setting will be changed stored as the latest value permanently Once the radio is turned off or changed to new VFO frequency the latest setting is remained until next change As pic 3 Transceiver is programmed as pro...

Page 16: ...wise to decrease During communication volume can be adjusted more accurate 5k 6 25k 8 33K 10k 12 5k 20k 25k 30k and 50k total nine step size available for this radio If the transceiver has set at higher squelch level it may fail to hear the calling operation to switch between Frequency mode VFO and Channel mode frequency in screen will be auto hidden In this status turn selector knob or Microphone...

Page 17: ...signaling 3 Press key LCD appears icon and current channel number icon flashing means current channel is 1 Under channel mode turn selector knob to select channel which you want to delete 2 Press key and key together current channel will be deleted and emitted a prompt voice icon flashing means current channel is deleted empty 4 Turn selector knob to select the desired channel number to store 5 Pr...

Page 18: ...ncy scan 2 Turn selector knob or press Microphone key to change scan direction 3 Press any key except and key to exit squelch off squelch off momeNTARY key programmed as Squelch Off or Squelch Off Momentary to monitor the weak signal 1 Squelch Off Press key to disable squelch press key again to resume squelch 2 Squelch Off Momentary Press and hold key to disable squelch release key to resume squel...

Page 19: ... 5 254 1 Total 51groups DCS 000N 777I total 1024 groups N is positive code I is inverse code 5 Press any key except and keys to return into standby status Repeatedly press key until LCD displays DCS icons then hold key for 1S to enter into DCS scanning Once finding a matching DCS signaling it will stop for 15s then scan again Compander function will decrease the background noise and enhance audio ...

Page 20: ...intentional operation this function will lock main keys all keys except and key are invalid KEYPAD LOCKOUT Current Voltage ENQUIRY Auto Dialer Setup Shortcut Operations This function will display Current Battery Voltage 1 Press key then press key to enter into auto dialer enquiry 2 Turn selector knob to select desired transmitting group 3 Press PTT or key to transmit current selected DTMF tones Tr...

Page 21: ...ist digit and move cursor to next press to forward cursor After editing press key to operate ANI call 5 Press key to confirm and exit Sending 2 Tone Call 1 Press and hold key for over 2s to enter general setting menu 2 Press key to choose No 03 menu LCD displays 2TON XX XX indicates the group in the list 3 Turn selector knob to select the desired sending 2TONE group Press PTT to transmit selected ...

Page 22: ...ey to confirm and exit Sending DTMF call This function is used to prevent the radio from receiving irrelevent signals 1 Press and hold key for over 2s to enter general setting menu 2 Press key to choose No 06 menu LCD displays SPK SQ 3 Turn selector knob to select the desired combination If select SQ it indicates you can hear the calling from caller when receive a matching carrier If LCD displays ...

Page 23: ...oose No 11 menu LCD displays cursor and flashing 3 Turn selector knob to select the desired letter press key to 4 confirm selected letter and enter into next edition Press 5 to return forward edition 6 After edition press key to exit In Frequency VFO mode this function will be auto hidden Reverse TX RX TX frequency turns to RX frequency RX frequency changes to TX frequency The signaling will also ...

Page 24: ...over 2s to enter general setting menu 2 Press key to choose No 14 menu LCD displays COMP OF 5 Default OFF Scrambler setup Encryption An analog voice inversion scrambler can be equipped as optionals This special audio process can offer a more confidential communication Other radios at same frequency will receive only disordered noises 1 Press and hold key for over 2s to enter general setting menu 2...

Page 25: ...fault ON Voice Prompt The prompting tone provides confirmation of entry error status or malfunctions of the transceiver You can enable or disable this function 1 Press and hold key for over 2s to enter general setting menu 2 Press key to choose No 18 menu LCD displays BEEP ON Suggestion Enable this function to check incorrect operation and malfunctions ...

Page 26: ...eak signal Therefore it will be better for you to select the normal squelch level 1 Press and hold key for over 2s to enter general setting menu 2 Press key to choose No 22 menu LCD displays SQL 04 3 Turn selector knob to select the desired squelch level OF 20 total 21 OF is min setting value ON 4 Press key to confirm and exit Default 04 Press then turn selector knob also can select the desired sq...

Page 27: ...splays TB 1750 3 Turn selector knob to select the desired pilot frequency General Setting then resume scan SE It stops once scanning a matching signal 4 Press key to confirm the selection and exit Default TO 1 Press and hold key for over 2s to enter general setting menu 2 Press key to choose No 24 menu LCD displays LAMP 25 3 Turn selector knob to select the desired LCD backlight brightness 1 32 to...

Page 28: ...nfirm and move cursor to next edition press to clear out all digits Address list 4 Press key to confirm and exit Default FR PIN Setup 4 After finishing edition press to confirmand enter into edition of current group s ID corresponding name Turn selector knob to select desired letter press to move cursor to next edition Press to clear out all letters 00 127 total 128 group ID and corresponding ID n...

Page 29: ...uelch Level 1 In standby press then press LCD displays SQL and current squelch level 2 Press to adjust the desired squelch level press then press turn selector knob also can adjust the desired squelch level 3 Optional signaling In standby press then press to add optional signaling repeat above operation to set DTMF 2TONE or 5TONE signaling displays D it indicates DTMF function enable displays T it...

Page 30: ...smitting is inhibited when current channel receives a matching carrier press PTT to emit error voice prompt Busy Channel Lockout 1 In standby press then press LCD displays REV ON 2 Press to select the desired value ON Enable Frequency Reverse OFF Disable Frequency Reverse 3 Press number keys to confirm and exit you must release PTT button to reset the timer RL Enable BTLO transmitting is inhibited...

Page 31: ...alfunctions of the transceiver You can enable or disable this function 1 In standby press then press LCD displays BEEP XX 2 Press to turn on off BEEP voice prompt BEEP OF turn off voice prompt BEEP ON turn on voice prompt 3 Press number key to exit and store This function can be temporarily used in Channel mode Once the radio is turned off or switched to another channel the temporary setting will ...

Page 32: ...ng signal And alarm again when a matching signal disappeared 4 Restart radio to cancel anti theft alarming Reconnect with alarm cable and turn off radio the system will return to alarm mode The long distance anti theft alarm only available when transceiver power off This feature will copy the programmed data and parameters in the master unit to slave units It copies the parameters and memory progr...

Page 33: ...ivated Cancel Key lock function i Rotating Dial will not change memory channel Transceiver is in CALL mode Press the VFO or memory mode g PTT key is pressed but transmission does not occur Microphone connection is poor Connect microphone properly Antenna connection is poor Connect antenna properly Maintenance technology General Frequency Range UHF CB 476 4250 477 4125MHz Channel Spacing 12 5K Phas...

Page 34: ...41 042 043 044 045 046 047 050 051 052 053 054 055 056 057 060 061 062 063 064 065 066 067 070 071 072 073 074 075 076 077 100 101 102 103 104 105 106 107 110 111 112 113 114 115 116 117 120 121 122 123 124 125 126 127 130 131 132 133 134 135 136 137 140 141 142 143 144 145 146 147 150 151 152 153 154 155 156 157 160 161 162 163 164 165 166 167 170 171 172 173 174 175 176 177 200 201 202 203 204 2...

Page 35: ...527 530 531 532 533 534 535 536 537 540 541 542 543 544 545 546 547 550 551 552 553 554 555 556 557 560 561 562 563 564 565 566 567 570 571 572 573 574 575 576 577 600 601 602 603 604 605 606 607 610 611 612 613 614 615 616 617 620 621 622 623 624 625 626 627 630 631 632 633 634 635 636 637 640 641 642 643 644 645 646 647 650 651 652 653 654 655 656 657 660 661 662 663 664 665 666 667 670 671 672 ...

Page 36: ...nstruct you to do so such as health care facilities When instructed to do so turn off your radio when onboard an aircraft Any use of a radio must be in accordance with applicable regulations per airline crew instructions Radio Operation and EME Exposure Electromagnetic Iterference Compatability Pacemakers The Advanced Medical Technology Association recommends that a minimum separation of 6 inches ...

Page 37: ...he LCD screen a Press and hold the PTT Push to Talk button to transmit your voice The transmit signal icon TX will display on the LCD screen b Hold the unit in a vertical position with the Mic Microphone 5 cm away from the mouth While holding the PTT button speak into the microphone in a normal tone of voice c Release the PTT button when you have finished transmitting For others to receive your tr...

Page 38: ...Class Licence 2002 No licence is required to own or operate this radio in Australia and New Zealand The Radiocommunications Citizen Band Radio Stations Class Licence 2002 contains the technical parameters operating requirements conditions of licence and relevant standards for Citizen Band CB radios CB radios must comply with the class licence for their use to be authorised under the class licence ...

Page 39: ...39 Notes ...

Page 40: ...e If you need assistance setting up or using your CRYSTAL product now or in the future call CRYSTAL Support Australia TEL 03 8587 8898 FAX 03 8587 8866 Mon Fri 9am 5pm AEST Please retain this user guide for future reference ...

Page 41: ...itled to a replacement or refund for a major description according to Australian Consumer Laws failure and compensation for any other reasonably foreseeable description according to Australian Consumer Laws loss or damage You are also entitled to have the goods repaired or replaced if the goods fail to meet manufacturers specifications and the failure does not amount to a major failure 1 2 To the ...

Page 42: ... writing Subject to our obligations under clause 1 2 we will at our option either repair or replace goods which we are satisﬁed do not meet manufacturers specifications We warrant any replacement parts for the remainder of the period of warranty for the goods into which they are incorporated 2 3 To the extent permitted by law our sole liability for breach of a condition warranty or other obligatio...

Page 43: ... warranty period at your own cost return the goods you allege do not meet manufacturers specifications provide written details of the alleged defect and give us an original or copy of the purchase receipt sales invoice or some other evidence showing details of the transaction 2 7 Send your claim to TDJ Australia PTY LTD 78 Mills Road Braeside Melbourne Victoria 3195 Australia TEL 03 8587 8898 FAX ...

Page 44: ...ting from misuse accident impact or neglect e goods improperly installed or used in a manner contrary to the relevant instruction manual or f goods where the serial number has been removed or made illegal 4 Warranty period 4 1 We provide the following warranty on Crystal Mobile products No repair or replacement during the warranty period will renew or extend the warranty period past the period fro...

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