Apex Microelectronics has introduced replacement chips for remanufactured cartridges used in a family of high-speed A4 imageRUNNER ADVANCE monochrome MFPs Canon launched last fall (see “Canon Completes Rollout of Third-Generation imageRUNNER ADVANCE Platform”). The Zhuhai-based chipmakers latest solution is designed for the toner cartridge employed in the 55 ppm imageRUNNER ADVANCE 525/525i II/525iFZ II, the