AFG31000 Series Firmware Update Instructions This file is included in the download file AFG31000_FW_Update_V1.4.6.zip. Please follow these instructions closely to upgrade your firmware. 1 download this file: AFG31000_FW_Update_V1.4.6.zip 2 unzip AFG31000_FW_Update_V1.4.6.zip, and put tekafg31k_1.4.6.tfb to your USB flash disk. 3 insert USB flash disk to AFG31xxx instrument. 4 press utility->Firmware->upgrade button. 5 select tekafg31k_1.4.6.tfb in popup dialog, then click OK button. 6 press OK in confirm dialog. 7 wait until screen shows "Firmware upgrade/recover is finished, Please reboot the instrument." Contacting Tektronix Phone 1-800-833-9200* Tektronix, Inc. 14200 SW Karl Braun Drive P.O. Box 500 Beaverton, OR 97077, USA Web site www.tektronix.com Sales support 1-800-833-9200, select option 1* Service support 1-800-833-9200, select option 2* Technical support Email: techsupport@tektronix.com 1-800-833-9200, select option 3* 6:00 a.m. -- 5:00 p.m. Pacific time * This phone number is toll free in North America. After office hours, please leave a voice mail message. Outside North America, contact a Tektronix sales office or distributor; see the Tektronix web site for a list of offices.