Need help with smd code

[almantas]

I need some help to recognize component from smd code, which says 400cJ

Thanks in advance

 

[KrisBlueNZ]

Probably a 4.00 MHz ceramic resonator, or possibly a crystal, with built-in capacitors, to set the clock frequency for the PIC microcontroller directly above it. See http://www.digikey.com/product-search/en?pv139=1454&pv183=752&pv5=136&pv69=3&FV=fff4000d,fff80397&stock=1&quantity=1

 

[almantas]

Yes you are probably right, thanks again.