Do you have a question about the Sangean Pocket 640 and is the answer not in the manual?
Read all instructions, retain them, heed warnings, follow operations, and avoid water.
Ensure proper ventilation, use correct power sources, and avoid unstable surfaces.
Unplug before cleaning, avoid overloading outlets, and do not attempt self-service.
Instructions for inserting AA batteries and recognizing low battery indicators.
Details how to charge batteries and interpret charge indicator lights.
Provides guidelines for charging, using, and maintaining rechargeable batteries.
Guides through initial DAB scan, station selection, and handling no signal.
Instructions for scanning and tuning to FM stations and RDS display.
Guides on setting the clock to update automatically from DAB or FM broadcasts.
Instructions for setting alarm times, sources (radio/buzzer), and frequency.
Procedures for performing a factory reset to resolve operational issues.