Q: There is interference in printing (there are extra double lines inside the file)
A: Replace the long line
Replace the mainboard
According to the above inspection is not resolved please contact Jindex customer service
Tel:0755-86290881/5 to 8007、8009
Contacts:18923737801
Fax:0755-86290884
Email:market@jindex.net
Address: Jindex Tech. Park, Block 8, Dawei 4rd Rd. Xinqiao Shajing Bao-An Dist.,Shenzhen,Guangdong,China