Sytech SY-1638 User manual

WELCOME
Thank you for purchasing the Sytech SY-1638 FM PLL Radio P ayer. In order to fu y benefit from
this product, p ease read the fo owing instructions carefu y and store them in a safe p ace for
future reference. We are sure this product wi satisfy your needs. We come to Sytech!
LOCATION OF THE CONTROLS
1. Disp ay
2. Power ON/OFF
3. MP3/Radio
4. P ay/Pause
5. Previous
6. Next
7. Numerica Keys
8. Vo ume Contro
9. FM Antenna
10. Aux-in Jack
11. Headphone Jack
12. SD/MMC Card S ot
13. DC 5V USB Cab e connector
14. TF Card S ot
15. USB Connector

PRECAUTIONS:
1. Do not eave the batteries in the compartment for a ong time. Remove the batteries to avoid
eakage and damage. If the unit is not going be used over a ong time remove the batteries and
store the unit in a safe p ace.
2. Do not expose the unit to extreme temperature nor p aces with high humidity to ensure
norma functioning over a ong period of time.
3. If you find that the unit is not working proper y, p ease contact Sytech Service Center. Under
any circumstances DO NOT attempt to repair the unit by yourse f, this wi resu t in the risk of
e ectro ocution and wi void the warranty.
OPERATING INSTRUCTION
Battery Supply
Open the battery compartment and insert as indicated in the compartment one Rechargeab e
Batteries, Li-ion 3.7V. Ensure that the battery is p aced in the correct position.
Battery Chargi g
Connect the unit by inserting the USB cab e into a DC 5V IN jack, and inserting the other end into
the USB interface or USB charger. For a comp ete charge it takes approximate y 2 hours. The
charging indicator wi f ash whi e the battery is charging.
IMPORTANT
If the unit has not been used for a ong period of time, the rechargeab e battery may be
comp ete y discharged and may have entered into “s eep mode” condition. Since most
rechargeab e batteries function in the same way, in order to “wake up” the battery after a ong
period of time, charge it for a period of more than 5 hours, but never exceeding 24 hours.
Use of the Radio
1. Press and ho d the Power button for 2 seconds to switch on the unit.
2. Press the Next or Previous button for a second to start radio scanning.
3. Adjust the sound vo ume by pressing Vo - & Vo +
4. Press and ho d the Power button for 2 seconds to switch off the unit.
Radio Preset
1. Press and ho d the P ay Button for 2 seconds to start the Auto-Scan of radio stations. Once a
the stations have been found, the auto scan process wi automatica y stop.
2. Press Next or Previous button once to se ect preset stations.
Direct Access to Radio Statio s
Press the number keys on the unit to direct y enter the frequency of Radio Station. The unit wi
tune to the entered radio station immediate y.

To improve receptio :
Pu out the te escopic antenna if the signa is not too strong. To improve FM Reception inc ine
and turn the antenna unti the desired signa has been achieved. If the signa strength is too
strong (if it is p aced too c ose to a transmitter), reduce the antenna’s ength unti the desired
reception has been achieved once again.
USB, SD/MMC CARD, TF Card PLAYBACK
The SY-1638 is ab e to p ayback your MP3 music fi es from the USB/SD/MMC/TF card s ot.
1. Press the MP3/Radio button once to enter into the MP3 mode.
2. Carefu y insert the USB drive into the s ot or insert SD/MMC/TF Card straight without
bending.
3. The system wi automatica y start reading the MP3 fi es in the USB Storage Media, SD or
MMC Card, TF Card.
4. Press Next / Previous / P ay Buttons for Next / Previous / p ayback functions respective y.
5. Enter the track number using the number keys to direct y jump to a track.
Note: A USB storage media or SD/MMC/TF card which has bee wro gly co ected to the u it
could cause severe damage to the u it. A locked SD/MMC/TF Card will ot be detected a d
will ot be played by the u it.
SPECIFICATIONS
FM Radio PLL P ayer
Bui t in rechargeab e battery 400 mAh
Bui t in USB/SD/MMC/TF s ot
Direct access to FM stations/MP3 tracks with the 10 number keys.
50 FM presets
Te escopic FM Antenna
Earphone output
Power output: 3W (Max)
Power Requirement: DC 5V
Power Source: Rechargeab e Battery Li-ion 3.7V

DECLARATION OF CONFORMITY
Manufacturer Name: Satyatrade S. L.
Address: Po .Ind.La Raya. C/ Guada quivir, 2.
Camarma de Esterue as, 28816 Madrid
Te : 902 430 967
Fax: [phone]
NIF: B83254763
Manufacturing country: China
Description: FM Radio PLL P ayer
Sytech® SY-1638 comp ies with the fo owing directives:
EMC Standard: Directive 2004/108/CE
Signed: Ajeet Nebhwani Utamchandani
So e Administrator