Power button doesn’t turn on the Screen. Begins to load but restarts or shuts down before loading process completes.
Press and hold the Power key to turn Sanyo off.
Remove the battery.
After 30 seconds, reinsert the battery.
Press and hold the Power key to turn Sanyo back on.
Connect your Sanyo to a charger.
While charging, verify the charging indicator displays.
If the indicator doesn’t display, the battery or charger may need replacing.
Battery consistently displays low charge. Battery drains quickly.
Change setting in phone.
Press and hold the Power button to turn off the Sanyo.
Inspect the battery to be sure it’s not overheating, swollen, or damaged.
If the battery appears damaged, replace the battery.
Whenever the phone is used to call someone, an echo is heard in the speakers.
This issue is often caused by the network company itself. Certain regions may have unusual service demands and could result in an echo. Contact your Sprint provider to see if this is the case.
Open phone to gain access to the speaker.
Replace speaker (guide).
When using the Spring Sanyo SCP-12LBP it powers off by itself.
Make sure that the battery is fully charged.
Check the battery charge indicator in the top corner of the phone screen.
Take the battery out from the phone and place the battery back in after fifteen seconds.
If you are using Sanyo or Sprint accessories, check to see if the warranty can replace the charger or phone.
When receiving calls, the phone does not always ring.
If the phone goes straight to voicemail with proper signal strength, you may need to contact your provider. They can reset your voicemail.
If a headset is attached, the ringing may be through the headset. Detach the headset in order to hear the ringing aloud.
Check the phone settings to see if the phone is on silent or vibrate. You can access the settings by going to Menu>Settings>Sounds. Deselect silent and change the settings to “normal”.
When attempting to use the phone, the phone does not appear to respond to user input through keypad.
Perform a soft reset of the phone.
Press and hold the Power key to turn Sanyo off
Press and hold the Power key to turn Sanyo back on
The keypad to the phone may be damaged or have a loose connection.
Open phone to gain access to the keypad
Replace keypad (guide).
When using the phone, the display appears to flicker or has lines going across it
The display may be damaged or have a loose connection.
Open phone to gain access to the display.
Replace display (guide).
For guides on how to repair the Sanyo RL-4920, check out the device page
