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MAJOR FEATURES OF THE PL-450

DIAGRAMS

GETTING STARTED

WHAT THE PL-450 INCLUDES

INSTALLING BATTERIES

PREVENTING BATTERY ACID LEAKAGE

USING THE INCLUDED AC ADAPTOR/CHARGER

CHARGING BATTERIES IN THE PL-450

BASIC RADIO OPERATION

CLOCK AND TIMER FEATURES

SETTING THE CLOCK

SETTING THE TIMERS

STORING A RADIO STATION INTO TIMER MEMORY

ACTIVATING/DEACTIVATING THE TIMER

USING THE SNOOZE FEATURE

WORKING WITH MEMORY

STORING STATIONS INTO MEMORY

SELECTING/CHANGING MEMORY PAGES

ACCESSING WHAT IS STORED INTO MEMORY

DIRECT MEMORY ACCESS

MANUAL MEMORY SEARCH

MEMORY AUTO-SCAN

DELETING A MEMORY'S CONTENTS

DELETING ALL MEMORY PAGE CONTENTS

MOVING A STORED FREQUENCY

CUSTOMIZING MEMORY PAGES

SYSTEM SET CODES

SYSTEM SET CODE TABLE

CHANGING SYSTEM SET CODES

DEFAULT FACTORY SYSTEM SET CODES

MONITORING THE CURRENT STATUS OF SET

CODES AND OTHER SETTINGS

ADDITIONAL PL-450 CONTROLS

LISTENING TO SHORTWAVE STATIONS

TROUBLESHOOTING

TABLE OF CONTENTS

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Содержание PL-450

Страница 1: ...TECSUN PL 450 PLEASE READ THIS MANUAL BEFORE OPERATION FM STEREO LW MW SW PLL SYNTHESIZED DUAL CONVERSION RECEIVER OWNER S MANUAL ...

Страница 2: ...NS INTO MEMORY SELECTING CHANGING MEMORY PAGES ACCESSING WHAT IS STORED INTO MEMORY DIRECT MEMORY ACCESS MANUAL MEMORY SEARCH MEMORY AUTO SCAN DELETING A MEMORY S CONTENTS DELETING ALL MEMORY PAGE CONTENTS MOVING A STORED FREQUENCY CUSTOMIZING MEMORY PAGES SYSTEM SET CODES SYSTEM SET CODE TABLE CHANGING SYSTEM SET CODES DEFAULT FACTORY SYSTEM SET CODES MONITORING THE CURRENT STATUS OF SET CODES AN...

Страница 3: ...eption Manual Tuning Auto Scan Tuning Direct Keypad Frequency Entry Digital Tuning Knob 600 Programmable Memories Memory Page Customization Auto Scan and manually scan stations stored into memory Direct Memory Access Fast Slow tuning rate selection for manual tuning Sleep Function Two Turn on Timers with station memory Snooze Function 10 minutes repeated three times FM Stereo Mono selection High L...

Страница 4: ...tton 9 Page Button 13 SW SW Meter Band Button 14 Numeric Keypad 10 Clock Button 11 Alarm Button 12 FM MW LW Band FM MW ATS Button 17 Enter Delete Button 16 Charge On Off Button 15 Memory Sys Set Button 18 Hand Carry Belt 19 FM SW ANT Jack 20 ANT Gain DX Normal Local 22 Tone Control 21 Earphone Socket 23 DC 6V Jack 25 Tuning Knob 26 Stand 28 Volume Knob 30 Battery Compartment Cover 27 FM Fine Tunin...

Страница 5: ...Timer Symbol 38 Clock Digits 34 Alarm Activation Symbol 39 Bandwidth 40 Frequency Digits 41 FM MW LW Shortwave Indicators PAGE PRESET 42 Delete Indicator 43 Memory Display mb 44 Shortwave Meter Band Display 45 46 RADIO OFF DISPLAY RADIO ON DISPLAY MEMORY DISPLAY Refers only to the display s upper right corner SHORTWAVE METER BAND DISPLAY Refers only to the display s upper right corner SYSTEM SET C...

Страница 6: ...ery polarity diagram on the PL 450 as a built in safeguard system the back of the radio that will prevent them from being charged This safeguard system works with the NOTE If you don t plan to use PL 450 set to either SYSTEM SET CODE rechargeable batteries at all then it s a 28 or 29 as described below and only good idea to set SYSTEM SET CODE 29 with he included AC Adaptor Charger To do this see ...

Страница 7: ...ircuit will sense when the batteries are usually printed on the batteries For fully charged and automatically go into proper charging without damage to the trickle charge mode thus safeguarding batteries the correct charging rate must the batteries from being overcharged be set To set the charging rate plug in Disconnecting the adaptor charger DC 06 the AC adaptor and turn the PL 450 off from the ...

Страница 8: ...n the PL 450 minutes that you last set is also used the perform quick short presses of the next time the radio is turned on FM MW ATS button 12 to select FM or 2 TIMER DEFEAT METHOD MW To select SW press the SW METER This method defeats the automatic BAND button 13 Each sequential press minute timer and causes the radio to stay of the SW METER BAND button or of the on until deliberately turned off...

Страница 9: ...Hz If you from that used in North America e g like encounter such a shortwave frequency that used in Japan 76 108MHz To make and it has less than three digits after the these changes see the SYSTEM SET decimal point e g 15 10 MHz or 6 92 CODE TABLE and the instructions MHz then use the following method to CHANGING SYSTEM SET CODES enter it However if there are three digits after the TUNING IN STAT...

Страница 10: ...DOWN controls FAST or SLOW WIDE which provides best audio fidelity appear in the display When tuning with Use NARROW when there is the tuning knob 25 fast tuning is usually interference W or N will appear in the appropriate When tuning with the UP and display DOWN buttons use slow tuning to tune in stations and fast tuning to move up or down frequency at a rapid rate Then use slow to actually tune...

Страница 11: ...lay Set the clock hour using the UP DOWN buttons referring to the 3 methods above 6 7 3 Press release the Time 10 button SETTING THE ALARM USE AS WAKE again the MINUTE digits flash in the UP ALARM display within 5 seconds set the minute using the UP DOWN buttons The PL 450 has a programmable alarm 6 7 enabling the PL 450 to turn on and play 4 Within 5 seconds of finishing press release the Time 10...

Страница 12: ...EATURE from the display There are three methods to set the alarm USING THE SNOOZE FEATURE time They are almost same as the clock set When the alarm activates and turns the radio on the alarm activation symbol 34 STORING A RADIO STATION INTO appears flashing in the display While it is ALARM MEMORY flashing press release the To hear a radio station when the alarm SNOOZE LIGHT button 4 The radio will...

Страница 13: ...button pages see the previous section 15 Note that the memory number SELECTING CHANGING MEMORY digits labeled PRESET 43 flash in the upper right corner of the display PAGES The memory page number labeled DIRECT MEMORY ACCESS PAGE also appears but does not Use the numeric keypad to key in the flash 4 Within 5 seconds use the numeric memory number For example if the keypad to enter the memory number...

Страница 14: ...ess release either the UP or DOWN button DELETING A MEMORY S CONTENTS 1 Press release the FREQ PRESET button 8 2 Use the UP or DOWN button 5 6 to select the memory preset location of the frequency that you wish to delete Alternately use the numeric keypad to enter the memory number 3 Press hold the DELETE button 17 for about 2 seconds and then release it dEL appears flashing in the display 4 While...

Страница 15: ... memories into 25 pages with 20 locations Divide the memories into 50 pages with 10 locations Activate LW band Deactivate LW band Set the tuning steps for MW to 9KHz Set the tuning steps for MW to 10KHz IN DISPLAY 10 50 20 25 25 20 50 10 ON OFF 9kHz 10kHz SYSTEM SET CODE TABLE 28 29 76 87 factory default setting Rechargeable battery to be used Normal AA battery to be used Set the FM frequency rang...

Страница 16: ...flashes in the display in the following order When shipped from the factory the radio s 1 9 or 10 kilohertz setting System Set Code Table is set up as 2 Rechargeable battery milliamp hour follows Changes can be made via the setting procedure shown in the section titled 3 FM tuning range setting CHANGING SYSTEM SET CODES 4 Alarm s radio frequency 8 ADDITIONAL PL 450 CONTROLS USING THE LIGHT USING T...

Страница 17: ... This is an excellent feature to use when further information if you with to purchase traveling as it keeps the radio from being or make such an antenna 9 LISTENING TO SHORTWAVE STATIONS Are you new to shortwave listening If so other world sources often exposes you to you ll want to read this section different and unique perspectives on national and world events WHAT ARE SHORTWAVE STATIONS Exposur...

Страница 18: ...and Chart below To tune shortwave buildings severely block shortwave frequencies that are in between these signals To counteract this hold the radio ranges or outside of these ranges use in your hands and get very close to a one of the other tuning methods e g window Regular Tuning manual tuning or Direct SELECTING A SHORTWAVE METER Frequency Entry as discussed titled BAND WITH THE PL 450 TUNING I...

Страница 19: ...using an AC adaptor assure that it is VERY STRONG IN SIGNAL STRENGTH plugged into the household outlet This is probably a strong local station mains socket and into the radio s DC very close to your location Because of its socket Take care not to plug it into the earphone socket Also assure that the close proximity to you its signal is too AC adaptor is of the correct DC voltage strong To reduce s...

Страница 20: ... www tecsun com cn email tecsun tecsun com cn Tecsun General Electric Manufacturer Co Ltd TEL 86 769 2316 7118 FAX 86 769 2316 0700 189 GuanChang Road DongCheng District DongGuan GuangDong P R China TECSUN ...

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