Whistler LASER-RADAR DETECTOR XTR425 Owner'S Manual Download Page 3

Power Cord Connection

Plug the small end of the power cord into the 
unit’s power jack.

• Plug the large end into the vehicle’s cigarette lighter.

N

No

otte

e:: The cord fits tightly into detector. When

installing the cord, expect some resistance. 

Fuse Replacement

The lighter socket plug is equipped with a
replaceable 2 amp 3AG fuse located behind the
silver tip. To replace the fuse, carefully unscrew
the tip of the plug.

IIm

mp

po

orrtta

an

ntt:: Unscrew slowly. The tip contains a

spring which may fly out when disassembling.

Insert the new fuse with the spring and screw on

the tip. With use, the screw cap on plug may

loosen. Retighten it occasionally.

Unscrew the tip of the lighter socket plug 
carefully when replacing the 2 amp fuse.

OPERATION

Programmable Text Display 

(XTR 425/560 only

)

The above models have the ability to modify the
standard laser/radar detector’s display.
“WHISTLER”, “HIGHWAY”, “CITY”, “CITY 1”,
and “CITY 2” can be changed to display your
name, or any combination of 8 characters.  For
example, “HIGHWAY” can be changed to “GO
4 IT”. 

Note:

A space is counted as a character. 

WARNING!!!

Programming the text display or

the audio is not intended to be done while you
are driving. You should not use any device in a
vehicle that may distract you from observing the
road ahead.

INSTALLATION

To Modify the Text

• Press and hold the Quiet button to enter 

Option mode (see page 13 ). Once “USER 

TEXT” is displayed simultaneously press and 

release the VOL UP and VOL DOWN buttons 

each time to scroll through the text that can 

be customized. When a text is selected, (use 

WHISTLER for example) the display will 

indicate “WHISTLER” with a blinking cursor 

under the letter “W”.  

Note:

The blinking cursor indicates that this is

the first letter ready to be changed.

• Press the Volume Up button to advance to the 

next letter/character/symbol/space to be 
displayed.

• Press the Volume Down button to select the 

previous letter/character/symbol/space to be 
displayed.

• Press the Quiet button to advance to the next 

position in the current word.

• Press the City button to go back to the previous 

position in the current word

• Press and hold the City button to change the 

character set (A, a, 9, ! etc.).

• Press PWR to exit User Text Mode and return to 

OPTION Mode.

• Press PWR again to exit OPTION Mode.

Programmable Audio Tones

(XTR 560 Only)

Model XTR 560 also has the ability to modify the
standard laser/radar detector’s audio tones. Audio
tones such as “X Band”, “K Band,” “Ka Band” “Ku
Band” and “Laser” can be changed to play up to 15
seconds of a favorite tune, phrase, saying, almost
anything you like. When the unit detects K band, for
example, the K band voice will now be followed by
what was recorded for K band.

TIP:

Turn off the voice option to have the unit

respond only with the custom recorded alerts.

OPERATION

5

6

To Modify the Audio, Part 1

Press and hold the Quiet button to enter Option 

Mode (see page 13 ). Once “USER TONE” is 

displayed, simultaneously press and release the 

VOL UP and VOL DOWN buttons to allow for 

selection of Normal Tones or Custom Tones. 

(Display shows “ X - Norm” or “ X - Cust”)  The 

Vol Up button selects Custom Tone and Vol Down 

button selects Normal Tone.  The Quiet button 

advances the menu to the next band selection. 

“X - Norm”—› “K - Norm”—› “Ka - Norm” —› 

“Ku - Norm” —› “L - Norm”

The PWR button exits User Tone Mode, but still
remains in Option Mode. Press the PWR button
again to exit Option Mode.

To Modify the Audio, Part 2

IMPORTANT:

Unit does not detect radar or

laser signals during recording or while playing a
tone.To ensure a quality recording, the source
should be approximately 1” away from the
microphone.

To record or play a message (Record/Playback

Mode)

:

• Press both volume buttons for less than 2 

seconds and release. The unit will beep once; 
this enters Custom Mode. Display shows: CUSTOM
The display shows the word PLAY and REC 
with accompanying arrows to indicate the 
buttons to control these functions (Start/Stop 
Play = PWR and Start/Stop Rec = City). 

• The display then indicates: CUST--X as X is the 

first band ready to record up to 15 seconds of 
audio. 

• Press and release the Quiet/Record button 

advances the recording feature to the next 
band.

• Press both volume buttons for less than 2 

seconds and release to exit Record/Playback 
mode.

OPERATION

7

Summary of Contents for LASER-RADAR DETECTOR XTR425

Page 1: ...ce provided in the war ranty section of the manual To fully acquaint yourself with the operation of your Whistler and to better understand the differences between detecting radar laser and safety rada...

Page 2: ...efore a signal is detected engages Auto Quiet Mode Pressing QUIET during a radar laser encounter silences audio alerts Pressing and holding for 2 seconds allows you to enter Option Select Mode see pag...

Page 3: ...he current word Press the City button to go back to the previous position in the current word Press and hold the City button to change the character set A a 9 etc Press PWR to exit User Text Mode and...

Page 4: ...Quiet to cancel the audio Press Quiet a second time during an alert to restore the standard audio alert pattern or turn the unit off then on Teach Tutorial Mode Provides simulated alerts for each typ...

Page 5: ...allows you to customize options such as Tone Select Abbreviated Power Up Sequence and VG 2 Mode Press and hold quiet but ton to enter Option Select Mode When selecting options the volume up volume dow...

Page 6: ...udio Visual Alerts When a laser signal is detected the audio alert is continuous for a minimum of 3 seconds The Displays Shows The more the closer the laser source XTR 325 displays an L Pulse Protecti...

Page 7: ...charged batteries are not covered under warranty Check with the battery manufacturer about the specific battery warranty ARE DETECTORS LEGAL In Most States YES Laser Radar detectors are legal in ever...

Page 8: ...tors VG 2 Spectre The Interceptor VG 2 or simply VG 2 is one type of microwave receiver used by Police to detect signals radiated by the local oscillator of a radar detector Because it purpose is to i...

Page 9: ...vice please return your unit as outlined in the section Service Under Warranty along with a certified check or money order for 55 00 Payment may also be made by MasterCard VISA or American Express per...

Reviews: