Brother International HL 1240 Service Manual - Page 127

CHAPTER 6 TROUBLESHOOTING S-6 HL-1240 (or HL-1250) does not appear in Chooser with iMac and Power Macintosh G3 with USB. User Check (1) Check the printer is turned on. (2) Check the USB interface cable is connected correctly. (3) Check the printer driver is installed correctly. Possible cause Step Check Result Remedy Printer connection 1 Select 'Apple System Profiler' No Check the printer is turned on in Apple Menu. Are the and the USB interface cable is following items indicated in the connected correctly. USB box of the Device and Volumes tab? Check that the USB cable used is the shielded twisted Product ID: 6*($6) (for HL- pair type and 5 m or less. 1240) or 7*($7) (for HL-1250) Vender: Brother International Corporation (or 0x4f9) Try to connect the printer and PC with the USB cable directly. Driver installation 2 Are there the following files in the Extensions Folder of System Folder? BR_Backgrounder BR_PrintMoniter(USB) HL-1200/MFL Pro USBPrinterDriver No Try to re-install the printer driver. Yes Turn off the printer and PC power switch, and check all connections between them. Then, turn them on again. BR_Backgrounder BR_PrintMoniter(USB) HL-1200/MFL Pro USBPrinterDriver(BR6*) USBPrinterDriver(BR7*) USBPrinterDriver(BR8*) USBPrinterDriver(BR9*) USBPrinterDriver(BR100*) *NOTE: The value following 'BR' is a product ID, which is defined as follows; 6: HL-1240 7: HL-1250 8: HL-1270N 9: MFC-P2500 or HL-P2500 100: MFC model 6-17