RAD-504 - Radio Steren - Free user manual and instructions

Product Type	Portable Radio
Brand	Steren
Model	RAD-504
Frequency Bands	AM / FM
Power Source	2 x AA batteries (not included) or DC 3V adapter (optional)
Dimensions	150 x 80 x 30 mm (5.9 x 3.1 x 1.2 in)
Weight	280 g (9.9 oz)
Tuning Type	Analog dial with thumbwheel
Volume Control	Rotary knob
Speaker	Built-in 3-inch dynamic speaker
Headphone Jack	3.5 mm stereo (mono output)
Antenna	Telescopic rod for FM; built-in ferrite for AM
Battery Life	Approximately 30 hours with fresh alkaline batteries
Material	ABS plastic casing
Color	Black with silver accents
Additional Features	Carrying handle, tuning indicator LED
Maintenance	Clean with a soft, dry cloth. Avoid liquids.
Safety Warnings	Keep away from water and heat sources. Do not disassemble.
Repairability	Battery compartment and speaker accessible; other parts not user-serviceable.

Frequently Asked Questions - RAD-504 Steren

How do I turn on the Steren RAD-504 radio?

Rotate the volume knob clockwise until you hear a click. The power LED indicator will light up.

How do I tune to a specific AM or FM station?

Use the tuning thumbwheel on the side of the radio. Slowly adjust while watching the tuning indicator for best reception.

Why is there static or poor reception?

Extend the telescopic antenna fully for FM. For AM, rotate the entire radio for best signal. Avoid using near electronic interference.

What type of batteries does the RAD-504 use?

It uses 2 AA batteries (not included). Use alkaline batteries for longest life. Rechargeable NiMH also work.

Can I use an AC adapter instead of batteries?

Yes, you can use a 3V DC adapter with a 2.1 mm center-positive plug (not included).

How do I use headphones with this radio?

Plug any standard 3.5 mm headphones into the headphone jack on the side. The internal speaker will mute automatically.

The radio is not turning on. What should I check?

First, ensure batteries are installed correctly (+/-). Try fresh batteries. If using an adapter, verify it provides 3V DC and the plug is fully inserted.

How do I clean the radio?

Wipe the exterior with a soft, dry cloth. Do not use water, solvents, or abrasive cleaners. Keep the speaker grille dust-free.

Is the radio safe to use outdoors?

It is designed for indoor use. Avoid exposure to rain, moisture, or extreme temperatures. Do not leave in direct sunlight.

Where can I find replacement parts or repairs?

Contact Steren customer support or visit an authorized service center. Do not attempt to open the radio yourself, as it may void the warranty.

USER MANUAL RAD-504 Steren

RAD-500 / RAD-510 spare strap and clip

Two black mechanical components on a grid background, one with a curved handle and the other a rectangular housing (no text or symbols visible)

S1-S

Before using your new Steren's RAD-500 / RAD-510 spare strap and clip, read carefully this user's manual.

CARACTERÍSTICAS / HIGHLIGHTS

The clip is compatible only with following Steren part numbers: RAD-500 and RAD-510.

Allows you to replace your original clip.

INSTRUCCIONES / INSTRUCTIONS

1. With the help of a screwdriver, remove the two screws from the radio.
2. Place the clip over the 2 holes for attachment bolts.
3. Insert the screws and fix them firmly with the screwdriver.
4. Insert the clip in your belt.

Mechanical component with curved pipe and red motion arrow (no text or symbols)

STRAP USE

1. Insert the end of the strap by the hole on the clip.
   2 Pass the strap by the end and pull it to adjust.
2. Start to use it inserting your wrist.

STEREN PRODUCTO EMPACADO S.A. DE C.V

Biólogo Maximino Martínez No. 3408 Int. 3 y 4, San Salvador Xochimanca, México, D.F. 02870. RFC: SPE941215H43

ELECTRONICA STEREN DEL CENTRO, S.A. DE C.V.

Rep. del Salvador 20 A y B, Centro, 06000, México. D.F. RFC: ESC9610259N4

ELECTRONICA STERÉN DE GUADALAJARA, S.A.

López Cotilla No. 51, Centro, 44100, Guadalajara, Jal. RFC: ESG810511HT6

ELECTRONICA STEREN DE MONTERREY, S.A

Colón 130 Pte., Centro, 64000, Monterrey, N.L. RFC: ESM830202MF8

ELECTRONICA STEREN DE TIJUANA, S.A. de C.V

Calle 2a, Juárez 7636, Centro, 22000, Tijuana, B.C.N. RFC: EST980909NU5

STEREN

Product: RAD-500 / RAD-510 spare strap and clip

Model: RAD-504

Brand: Steren

WARRANTY

This Steren product is warranted under normal usage against defects in workmanship and materials to the original purchaser for one year from the date of purchase.

CONDITIONS

1.- This warranty card with all the required information, invoice or purchase ticket, product box or package, and product, must be presented when warranty service is required.
2.-If the product stills on the warranty time, the company will repair it free of charge. 3.- The repairing time will not exceed 30 natural days, from the day the claim was received.
4.- Steren sell parts, components, consumables and accessories to customer, as well as warranty service, at any of the addresses mentioned later.

THIS WARRANTY IS VOID IN THE NEXT CASES:

If the product has been damaged by an accident, acts of God, mishandling, leaky batteries, failure to follow enclosed instructions, improper repair by unauthorized personnel, improper safe keeping, among others.

a) The consumer can also claim the warranty service in the purchase establishment.
b) If you lose the warranty card, we can reissue it, if you show the invoice or purchase ticket.

RETAILER INFORMATION

Name of the retailer
Address Product
Brand
Part number
Serial number
Date of delivery

In case your product fails or have questions, please contact your nearest

dealer. If you are in Mexico, please give a call to our Call Center. Call Center

01 800 500 9000