Tecsun PL-680 Operation Manual

TECSUN

PL-680

TECSUN ELECTRONIC IND. LTD.

OPERATION MANUAL

PLL SYNTHESIZED RECEIVER

FM STEREO / MW / LW / SW-SSB / AIR BAND

RADIOS AUSTRALIA

TECSUN

24/9 Powells Road, Brookvale, NSW 2100 Australia

Ph: [phone]

Email: [e-mail]

www.tecsunradios.com.au

TECSUN RADIOS AUSTRALIA

TECSUN RADIOS AUSTRALIA

www.tecsunradios.com.au

FEATURES

FM-stereo/MW/LW/SW/SW SSB/AIR band with high sensitivity,
selectivity and user-friendliness
FM band coverage: 76 – 108 MHz
Shortware Single Side Band (SSB) with upper sideband (USB)
and lower sideband (LSB)
Equipped with Synchronous Detector and Dual Conversion
technology for MW band; this greatly enhances the receiver’s
sensitivity, selectivity, image rejection, and interference from
adjacent stations
FM/SW external antenna jack sensitivity selector: DX/Normal/
Local antenna gain
Multiple tuning methods
Store up to 2000 stations (manually, semi-automatic and fully
automatic)
Equipped with a high-sensitivity acoustic speaker with treble/bass
tone control switch (FM-stereo via earphone)
Auto Alarm-Off Timer: when the alarm goes off, the preset radio
station will play for 1-90 minutes
Sleep timer (1-120 minutes) to turn off the radio automatically
User-friendly interface
Built-in charging function
Powered by 4 x AA (R6) size batteries, DC 6V
Luxury carrying case
Dimensions: 188 x 116 x 31 mm

SPECIFICATIONS

8. Station Memory 2000M in total

800 memories for each band:
FM: 100M
MW: 100M
LW: 100M
SW: 200M
SSB: 200M
AIR: 100M
1200 memories for 12 memory pages (each page 100 memories)

11. Speaker: Φ77 mm / 16 Ohm / 1W Cone speaker

12. Earphone Jack: Φ3.5mm, 32 Ohm, Stereo type

13. Power supply:

Battery: UM3 or AA X 4
External adaptor: DC 6V, ≥ 300mA

14. Unit Dimensions: approx. 188(W) X 116(H) X 31(D) mm

9. Alarm Mode: alarm by radio only (2 presettings)

10. Quiescent Current

FM ＜ 50mA
MW/LW ＜ 70mA
SW ＜ 70mA
SSB ＜ 70mA
AIR ＜ 70mA
Standby ＜ 80uA

15. Weight: 475g (Batteries not included)

PL-680 25

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TABLE OF CONTENTS

PL-680 1

CONTROL LOCATIONS...................................................................................... 2

LCD DISPLAY 4

TUNING INTO STATIONS....................................................................................6

WORKING WITH STATION MEMORIES.............................................................8

SLEEP FUNCTION............................................................................................13

TIME SETTING..................................................................................................13

ALARM SETTING..............................................................................................14

SNOOZE FUNCTION........................................................................................15

INTELLIGENT LIGHT FUNCTION.....................................................................15

SETTINGS................................................................................16

FM ST. (FM STEREO).......................................................................................16

AM BW (BANDWIDTH)

ANT. GAIN..........................................................................................................17

TONE CONTROL...............................................................................................17

KEY-LOCK FUNCTION......................................................................................17

INTELLIGENT CHARGING FUNCTION

SINGLE SIDE BAND (SSB)...............................................................................18

SYNCHRONOUS DETECTOR

HOW TO IMPROVE FM / SW RECEPTION......................................................19

SYSTEM SETTINGS

IMPORTANT MATTERS FOR USING BATTERIES...........................................21

TROUBLE SHOOTING......................................................................................22

SPECIFICATIONS..............................................................................................23

.......................................................................................................

HOW TO TURN ON/OFF THE RADIO.................................................................5

Manual Station Tuning
Auto Browse Station
Direct Keypad Entry

Storing Stations Manually
Semi-Automatic
ATS (Auto Tuning Storage)
Memory Tuning Manually
Auto Browse Memory
Direct Key in Memory Address

Delete Single Memory Manually
Semi-Auto Delete Memory
Delete ALL Memories within a Page

LISTENING TO STORED STATIONS................................................................12

SETTING ALARM STATION
SETTING THE ALARM TIME

TUNING STEP

......................................................................................17

............................................................18

..........................................................................19

......................................................................................... 20

RESET PROCEDURE........................................................................................21

Station Storage

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CONTROL LOCATIONS

2 PL-680

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1

5

8

2

9

7

3

10

13

15

16

17

18

19

20

21

25

11

22

23

26

6

24

4

14

27

12

PL-680 3

Note: For the silk-printing in red or orange on radio with brackets,
it means that you can only operate it when radio is off.

Power / Sleep button

Time set button

Timer A Alarm set button

Timer B Alarm set button

FM & SW Telescopic Antenna

Light / Snooze / Step button

VF / VM / SCAN

-/+ PAGE buttons

Air Band button

Single Side Band (SSB) button

Synchronous (SYNC) button

FM. ST & AM BW select button

FM / AM (MW, LW) / SW Band & ATS buttons

Delete / Enter button

Key lock button

Memory / Battery button

Hand Carry Strap

FM / SW Antenna Jack

ANT. Gain (DX / Normal / Local) switch

Treble / Bass Tone Control

Earphone Jack

DC 6V Jack

Metal Stand

Tuning Knob

SSB BFO knob

Volume knob

Reset button

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LCD DISPLAY

MHz

A B

SL EEP

kHz

Timer A

PAGE PRESET

mb

SLOW

Ni-MH
Battery

FM MW LW Shortwave BW

FAST

Timer B
Charge

0 1 2 3 4 5

SYNC

AIR

1 2 3 4 5 6 7

8

9

10

11

1213141516

18

19

17

0 1 2 3 4 5

0 1 2 3 4 5

1

2

3

4

5

6
7

8
9

10
11
12
13

14

15

16

17
18

4 PL-680

19

Battery Consumption indicator
“ ” : Full
“ ” : Empty
Signal Strength indicator
“ ”: Strong Signal
“ ”: Weak Signal
Digital Number Display:
With radio off: Time & System settings
With radio on: Frequency or Error display
Sleep timer indicator
Alarm Timer A or B – Timer indicator
Charging Indicator
Digital Number Display:
With radio off: preset alarm time and charging time
With radio on: time, page & memory address, SW meter band displays.
SW meter band indicator
PAGE: Memory Page number
PRESET: Memory Address number
Alarm Timer A or B - On/Off indicator
Key-Lock indicator
Synchronous band detection
Single Side Band (SSB) indicator
USB: Upper Side Band
LSB: Lower Side Band
Tuning Speed:
Slow: Slow Tuning
Fast: Fast Tuning
KHz: frequency unit for MW, LW & SW
MHz: frequency unit for FM
AM Band width indicator
: AM Wide band
: AM Narrow band
FM, MW,LW and SW Band indicator
FM Stereo indicator
Air Band indicator
Ni-MH Rechargeable Battery indicator

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1. Open the battery compartment located on the back of the unit;
install 4 x UM3 AA size batteries observing the battery polarity
diagram on the back of the radio. Close the battery door.

Connect the unit to the regulated power supply.

2. Press the [POWER] button to turn on the radio.

Note:

If the radio is unable to power on, please check if the batteries are
installed correctly, battery capacity is sufficient, and the key lock
function is turned off; to deactivate the key lock function press & hold
the [ ] button.

Long press the power button to adjust the sleep timer setting.

PL-680 5

HOW TO TURN ON/OFF THE RADIO

~220V AC CORD

+

Press

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Press the [POWER] button to turn on your radio, then select your
desired band by pressing [FM], [AM], SW [ ] / [ ], or [AIR] button.
In case of receiving FM/AIR/SW broadcasting, fully extend the
telescopic antenna for a better reception. When receiving MW and
LW broadcasting, please rotate the radio or change its location to
achieve optimum reception. You can rotate the [VOLUME] knob to
adjust to an appropriate volume.

Now, you can turn into your favorite stations with any of the below
tuning methods:

METHOD 1: MANUAL STATION TUNING

Press the [VF/VM] button to enter the
frequency mode (VF), the frequency
display flashes twice. Now rotate the
[TUNING] knob to select your desired
station.

METHOD 2: AUTO BROWSE STATION

1. Press the [VF/VM] button to enter the
frequency mode (VF), the frequency
display flashes twice.

2. Press & hold the [VF/VM] button to
browse to the next available station,
pre-listening the station for five
seconds before continuing to browse.

3. To stop the auto browse function,
simply rotate the [TUNING] knob or
press on the [VF / VM] button again
to confirm on your desired station.

TUNING INTO STATIONS

MHz

SL EEP

Ni-MH
Battery

FM

0 1 2 3 4 5

flashing

Frequency mode

MHz

SL EEP

Ni-MH

Battery

FM

FAST

0 1 2 3 4 5

Auto browse station

flashing

Searching
Frequency

Notes:

1. While operating the “Auto Browse Station” function, you can press
the [MEMORY] button anytime to store the station into memory,
and the radio will keep on auto browsing the next available
station.

2. The "Auto Browse Station" function is not available for Air Band
and SW SSB frequencies.

6 PL-680

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METHOD 3: DIRECT KEYPAD ENTRY

1. Press the [VF/VM] button to enter the frequency mode (VF), the
frequency display flashes twice.

2. Press the numeric keys [0] - [9] to enter the station frequency
directly.

Notes:

1. Ignore the decimal point for FM band when inputting the
frequency numbers. For example, FM 89.3 MHz, just enter
8 9 3 .

2. If the entered frequency is not within the covered range, an error
symbol " " is displayed.

PL-680 7

TUNE IN STATIONS