Kenwood TM-271A- Manuals

iv FREQUENCY STEP SIZE ....................................... 56DISPLAY BACKLIGHT ............................................. 57 P ERMANENT B ACKLIGHT ........................................... 57 A UTOMATIC B ACKLIGHT ............................................. 57 LOCK FUNCTION .................

1 SUPPLIED ACCESSORIES After carefully unpacking the transceiver, identify theitems listed in the table below. We recommend you keepthe box and packaging for shipping. A market area code (K, E, M2, or M3) can be found onthe label attached to the package box. y r o s s e c c A r e b m u N t r a P y t...

2 1 PREPARATION 2 Position the transceiver, then insert and tightenthe supplied hexagon SEMS screws (4) and flatwashers (4). • Double check that all hardware is tightened to prevent vehicle vibration from loosening the bracket ortransceiver. • Determine the appropriate angle of the transceiver, usin...

3 1 4 Confirm the correct polarity of the connections, thenattach the power cable to the battery terminals; redconnects to the positive (+) terminal and blackconnects to the negative (–) terminal. • Use the full length of the cable without cutting off excess even if the cable is longer than required...

5 1 R EPLACING F USES If the fuse blows, determine the cause, then correct theproblem. After the problem is resolved, replace the fuse.If newly installed fuses continue to blow, disconnect thepower cable and contact your authorized KENWOOD dealer or an authorized KENWOOD service center for assistanc...

6 1 ACCESSORY CONNECTIONS E XTERNAL S PEAKER If you plan to use an external speaker, choose a speakerwith an impedance of 8 Ω . The external speaker jack accepts a 3.5 mm (1/8") mono (2-conductor) plug. Werecommend using the SP-50B speaker. M ICROPHONE For voice communications, connect a 600 Ω m...

7 1 CONNECTING TO A TNC (E M ARKET M ODELS O NLY ) To connect an external TNC to the transceiver, use anoptional PG-5A cable. The DATA connector on the rearof the transceiver mates with the 6-pin mini-DIN plug onthis cable. . o N n i P e m a N n i P n o i t c n u F 1 D K P t u p n i a t a d t e k c ...

8 2 YOUR FIRST QSO Are you ready to give your transceiver a quick try?Reading this section should get your voice on theair right away. The instructions below are intendedonly as a quick guide. If you encounter problemsor there is something you would like to know more,read the detailed explanations g...

9 3 GETTING ACQUAINTED FRONT PANEL Note: This section describes only the main functions of the front panel controls. Explanations for functions not described here areprovided in the appropriate sections of this instruction manual. q w e r t y u TM-271 MENU q q q q q (Power) switch/ Volume control Pr...

10 3 In MR Mode, press [F] then press [VFO] to transfer the contents of the selected Memory Channel to theVFO {page 33}. t t t t t MR key Press to enter Memory Recall Mode {page 30}. Inthis mode, you can change memory channels usingthe Tuning control or Mic [UP] / [DWN] . Press and hold for 1 second...

12 3 REAR PANEL q w e r q q q q q Antenna connector Connect an external antenna {page 5} here. Whenmaking test transmissions, connect a dummy load inplace of the antenna. The antenna system or loadshould have an impedance of 50 Ω . Note: E market models use an N-type antenna connector while other mo...

13 3 r r r r r CALL/A key Identical to the front panel CALL key. This key can be reprogrammed if desired {page 59}. Press andhold Mic [PTT] , then press [CALL/A] to transmit A. t t t t t VFO/B key Identical to the front panel VFO key. This key can be reprogrammed if desired {page 59}. Press and hold...

14 4 OPERATING BASICS SWITCHING THE POWER ON/OFF 1 Press [ ] (Power) to switch the transceiver power ON. • A high pitched double beep sounds and a Power-on message {page 60} appears briefly, followed by thefrequency and other indicators. 2 To switch the transceiver OFF, press [ ] (Power) (1s) . • Wh...

15 4 TRANSMITTING 1 To transmit, hold the microphone approximately 5 cm(2 inches) from your mouth, then press and hold Mic [PTT] and speak into the microphone in your normal tone of voice. • “ ” and the RF Power meter appears. The RF Power meter shows the relative transmit output power( ). • If you ...

16 4 MH Z M ODE If the desired operating frequency is far away from thecurrent frequency, it is quicker to use the MHz TuningMode. To adjust the MHz digit: 1 While in VFO or Call Mode, press [MENU] . • The MHz digit blinks. 2 Turn the Tuning control to select the desired MHz value. 3 Press any key t...

18 5 MENU SETUP WHAT IS A MENU? Many functions on this transceiver are selected orconfigured via a software-controlled Menu rather thanthrough the physical controls of the transceiver. Onceyou become familiar with the Menu system, you willappreciate its versatility. You can customize the varioustimi...

19 5 MENU FUNCTION LIST e h t n O y a l p s i d u n e M . o N n o i t c n u F s n o i t c e l e S t l u a f e D . f e R e g a P P T S 1 e z i s p e t s y c n e u q e r F / 0 5 / 0 3 / 5 2 / 0 2 / 5 1 / 5 . 2 1 / 0 1 / 5 2 . 6 / 5 / 5 . 2 z H k 0 0 1 e e s ( s e i r a V ) e g a p e c n e r e f e r 6 ...

22 6 OPERATING THROUGH REPEATERS Repeaters, which are often installed and maintained byradio clubs, are usually located on mountain tops orother elevated locations. They generally operate athigher ERP (Effective Radiated Power) than a typicalstation. This combination of elevation and high ERPallows ...

23 6 PROGRAMMING AN OFFSET You must first select an amateur radio repeater downlinkfrequency as described in “S ELECTING AN O FFSET F REQUENCY ”. S ELECTING AN O FFSET D IRECTION Select whether the transmit frequency will be higher (+)or lower (–) than the receive frequency. 1 Press [F] , [MENU] and...

24 6 A CTIVATING THE T ONE F UNCTION To activate Tone, press [F] , [CALL] . • As you press [F] , [CALL] , the selection cycles as follows: “OFF” ➞ “TONE” ➞ “CTCSS” ➞ “DCS” ➞ “OFF”. • “T” appears on the upper part of display, indicating that the Tone function is activated. Note: You cannot use the To...

25 6 AUTOMATIC REPEATER OFFSET This function automatically selects an offset direction,according to the frequency on the VHF band. Thetransceiver is programmed for an offset direction asshown below. To obtain an up-to-date band plan forrepeater offset direction, contact your national AmateurRadio as...

26 6 REVERSE FUNCTION The reverse function exchanges a separate receive andtransmission frequency. So, while using a repeater, youcan manually check the strength of a signal that youreceive directly from the other station. If the station’ssignal is strong, both stations should move to a simplexfrequ...

27 6 Note: ◆ Pressing [PTT] causes the “ ” icon to quit blinking. ◆ ASC can be activated while operating in Simplex mode. However, it does not change the Transmission/Reception frequencies. ◆ ASC does not function while scanning. ◆ Activating ASC while using Reverse switches Reverse OFF. ◆ If you re...

28 7 MEMORY CHANNELS In Memory Channels, you can store frequencies andrelated data that you frequently use so that you do notneed to reprogram that data every time. You can quicklyrecall a programmed channel through simple operation.A total of 200 Memory Channels (100 when using theMemory Name funct...

29 7 The data listed below can be stored in each MemoryChannel: r e t e m a r a P & x e l p m i S r e t a e p e R t i l p S - d d O y c n e u q e r f e v i e c e R s e Y s e Y y c n e u q e r f t i m s n a r T s e Y y c n e u q e r f e n o T s e Y s e Y N O e n o T s e Y s e Y y c n e u q e r f ...

30 7 • Memory Channel numbers L0/U0 ~ L2/U2 {page 40}, Pr {page 43}, and AL (Weather Alert) {page 36} (K marketmodels only) are reserved for other functions. 5 Turn the Tuning control or press Mic [UP] / [DWN] to select the Memory Channel in which you want tostore the data. 6 Press [MR] to store the...

31 7 U SING THE M ICROPHONE K EYPAD You can also recall a Memory Channel by entering adesired Memory Channel number with the microphonekeypad. 1 Press [MR] to enter Memory Recall mode. 2 Press the microphone key assigned the ENTERfunction. 3 Enter the channel number using the microphonekeypad. • For...

32 7 NAMING A MEMORY CHANNEL You can name Memory Channels using up to 6alphanumeric characters. When you recall a namedMemory Channel, its name appears on the display inplace of the stored frequency. Names can be call signs,repeater names, cities, names of people, etc. In order touse the Memory Name...

33 7 MEMORY CHANNEL TRANSFER M EMORY \ VFO T RANSFER After retrieving frequencies and associated data fromMemory Recall Mode, you can copy the data to the VFO.This function is useful, for example, when the frequencyyou want to monitor is near the frequency stored in aMemory Channel. 1 Press [MR] , t...

35 7 CALL CHANNEL Call Channel default settings: • On K and M market models, pressing [CALL] changes the transceiver to the Call Channel. • On E market models, pressing [CALL] causes the transceiver to transmit a 1750 Hz tone {page 25}. The Call Channel can be recalled instantly no matterwhat freque...

36 7 Note: ◆ When you recall an odd-split Call Channel, “+” and “–” appear on the display. ◆ Transmit offset status and Reverse status are not stored in an odd-split Call Channel. WEATHER ALERT (K M ARKET M ODELS O NLY ) Any of the NOAA Weather Radio channels can beprogrammed to the AL memory channe...

37 7 4 Press any key other than [MENU] to exit Menu Mode. • The transceiver automatically changes to the AL channel. • The Tone, CTCSS, and DCS functions cannot be configured to the AL channel. • Priority Scan is set to OFF automatically when the Weather Alert function is turned ON. 5 To exit Weathe...

39 8 SCAN Scan is a useful function for hands-off monitoring of yourfavorite frequencies. By becoming comfortable with alltypes of scan, you will increase your operating efficiency. This transceiver provides the following types of scans. e p y T n a c S e s o p r u P l a m r o N n a c S n a c S d n ...

40 8 NORMAL SCAN When you are operating the transceiver in VFO Mode,3 types of scanning are available: Band Scan, ProgramScan, and MHz Scan. B AND S CAN The transceiver scans the entire band of the frequencyyou selected. For example, if you are operating andreceiving at 144.525 MHz, it scans all the...

41 8 7 Turn the Tuning control or press Mic [UP] / [DWN] to select a matching Memory Channel from U0 ~ U2. • For example, if you have selected “L0” in step 3, select Memory Channel “U0”. 8 Press [MR] to store the end frequency in the Memory Channel. ■ Performing Program Scan 1 Press [VFO] and turn t...

42 8 MEMORY SCAN Memory Scan monitors Memory Channels in which youhave stored frequencies. A LL -C HANNEL S CAN The transceiver scans all of the Memory Channels inwhich you have stored frequencies. 1 Press [MR] (1s) . • Scan starts from the last Memory Channel number and ascends up through the chann...

43 8 CALL SCAN You can alternate between monitoring the Call Channeland the current operating frequency. 1 Select the frequency (in VFO or Memory RecallMode) you want to monitor. • In VFO Mode, turn the Tuning control or press Mic [UP] / [DWN] to select the desired frequency. • In Memory Recall Mode...

44 8 U SING P RIORITY S CAN 1 Press [F] , [MENU] and turn the Tuning control to select Menu No. 12 (PRI). 2 Press [MENU] and turn the Tuning control to select “ON” or “OFF” (default). 3 Press [MENU] to store the setting or any other key to cancel. • “PRI” appears. 4 Press any key other than [MENU] t...

45 8 SCAN RESUME METHOD The transceiver stops scanning at the frequency (orMemory Channel) where a signal is detected. It thencontinues or stops scanning according to which ResumeMode you have selected. • Time-Operated Mode (default) The transceiver remains on a busy frequency (orMemory Channel) for...

46 9 SELECTIVE CALL CTCSS AND DCS You may sometimes want to hear calls from only specificpersons or groups. In this case, use Selective Call. Thistransceiver is equipped with CTCSS (Continuous ToneCoded Squelch System) and DCS (Digital Coded Squelch).These Selective Calls allow you to ignore (not he...

47 9 S ELECTING A CTCSS F REQUENCY 1 Press [F] , [MENU] and turn the Tuning control or press Mic [UP] / [DWN] to select Menu No. 3 (CT). • The current CTCSS frequency appears. 2 Press [MENU] and turn the Tuning control to select your desired CTCSS frequency. • The selectable CTCSS frequencies are th...

48 9 • While scanning, the decimal point of the CTCSS frequency blinks. • To reverse the scan direction, turn the Tuning control or press Mic [UP] / [DWN] . • To quit the function, press any key. • When a CTCSS frequency is identified, the identifiedfrequency appears and blinks. 3 Press [MENU] to pr...

50 10 DUAL TONE MULTI-FREQUENCY (DTMF) FUNCTIONS This transceiver provides you with 10 dedicated DTMFMemory Channels. You can store a DTMF number (16digits max.) in each of these channels to recall later forspeed dialing. Many repeaters in the U.S.A. and Canada offer a servicecalled Autopatch. You c...

51 10 DTMF TX H OLD This function causes the transceiver to remain intransmission mode for 2 seconds after you release eachkey. So, you can release Mic [PTT] while sending DTMF tones. 1 Press [F] , [MENU] and turn the Tuning control to select Menu No. 30 (DT.H). 2 Press [MENU] and turn the Tuning co...

52 10 6 Repeat steps 4 and 5 to enter up to 16 digits. 7 Press [MENU] to complete the entry. • Press any key other than [MR] , [VFO] , [F] , and [MENU] to cancel the entry. • To complete an entry of less than 16 digits, press [MENU] two times. 8 Press any key other than [MENU] to exit Menu Mode. C O...

53 10 A DJUSTING THE P AUSE D URATION You can change the pause duration (a space digit)stored in Memory Channels. The default setting is500 milliseconds. 1 Press [F] , [MENU] and turn the Tuning control to select Menu No. 31 (PA). 2 Press [MENU] and turn the Tuning control to select 100, 250, 500 (d...

54 11 AUXILIARY FUNCTIONS APO (AUTO POWER OFF) The transceiver switches OFF automatically if no keys orcontrols are pressed or adjusted for the selectedduration. One minute before the transceiver switchesOFF, warning beeps sound for a few seconds and “APO”blinks. You can select the APO time from OFF...

55 11 1 Press [F] , [MENU] and turn the Tuning control to select Menu No. 8 (SSQ). 2 Press [MENU] and turn the Tuning control to select “ON” or “OFF” (default). 3 Press [MENU] to store the setting. • The S-meter setting segments appear. 4 Press any key other than [MENU] to exit Menu Mode. 5 Press [F...

56 11 3 Press [MENU] to store the setting or any other key to cancel. 4 Press any key other than [MENU] to exit Menu Mode. The transceiver generates the following warning beepseven if the Beep function is turned OFF. • APO warning beeps {page 54} • Weather Alert beep {page 36} • Time-out Timer warni...

57 11 The default step size for each model is as follows: e d o C t e k r a M e z i S p e t S y c n e u q e r F t l u a f e D K z H k 5 E z H k 5 . 2 1 2 M z H k 5 . 2 1 3 M z H k 5 . 2 1 Note: The market code is printed on the barcode label of the carton box. DISPLAY BACKLIGHT You can manually chan...

58 11 LOCK FUNCTION The lock function disables most of the keys to preventyou from accidentally activating a function. TransceiverLock is suitable for a typical mobile installation whereyou select most operations using the microphone. 1 Press [F] (1s) . • “ ” appears when this function is ON. • The ...

59 11 3 Press [MENU] to store the setting or any other key to cancel. 4 Press any key other than [MENU] to exit Menu Mode. MICROPHONE PF KEYS (K EYPAD M ODELS O NLY ) You can access many transceiver settings without usingtransceiver keys or controls. Microphone keys PF/D,MR/C, VFO/B, and CALL/A are ...

60 11 • SHIFT: Shift function ON/OFF • LOW: Select transmission power • BRIGHT: Adjust display backlight • LOCK: Transceiver Lock function ON/OFF (must be held down for 1 second to activate) • TONE: Selection for Tone/ Selective Call • STEP: Select the frequency step size Note: Rather than entering ...

61 11 3 Turn the Tuning control to select a character. • You can enter the following alphanumeric characters: 0 ~ 9, A ~ Z, – (hyphen), / (slash), and a space. • Rather than using the Tuning control, you can use the Mic keypad (keypad models only) to enter alphanumericcharacters {page 64}. 4 Press [...

63 12 MICROPHONE CONTROL You can change numerous transceiver settings by operating the Mic DTMF keys. The following table shows what function is switched ON and OFF or which setting is changed by pressing the DTMFkeys in the appropriate mode of operation. y e K e d o M X R e d o M X T 1 e m a N y r ...

64 12 1 DTMF tones are not transmitted in TX Mode if theDTMF Lock function is ON. 2 When transmitting a stored DTMF number, press Mic [PTT] + Mic [PF/D ], release Mic [PF/D] , then press a Memory Channel number from 0 to 9. To transmit the“D” tone, press Mic [PF/D] again. 3 On the display, is repres...

65 13 OPTIONAL ACCESSORIES MC-60A Stand Microphone (MJ-88 required) PG-2N DC Power Cable KPG-46 Programming Cable SP-50B Communications Speaker MCP-1A Memory Control Program (Free Software) The MCP-1A can bedownloaded at: http://www.kenwood.com/i/products/info/amateur.html PG-3B DC Line Noise Filter...

66 14 TROUBLESHOOTING MAINTENANCE G ENERAL I NFORMATION This product has been factory aligned and tested tospecification before shipment. Under normalcircumstances, the transceiver will operate inaccordance with these instructions. All adjustabletrimmers, coils, and resistors in the transceiver were...

67 14 Note: ◆ Record the date of purchase, serial number and dealer from whom this product was purchased. ◆ For your own information, retain a written record of any maintenance performed on this product. ◆ When claiming warranty service, please include a photocopy of the bill of sale, or other proof...

71 SPECIFICATIONS Specifications are subject to change without notice due to advancements in technology. l a r e n e G e g n a r y c n e u q e r f X T s l e d o m t e k r a m K z H M 8 4 1 ~ 4 4 1 s l e d o m t e k r a m E z H M 6 4 1 ~ 4 4 1 s l e d o m t e k r a m 3 M , 2 M z H M 4 7 1 ~ 4 4 1 e g...