Dear Customer, The following are instructions for downloading the FLEX-5000 Service Manual: You can download it at either of the following locations: http://support.flex-radio.com/Downloads.aspx?id=230 http://support.flex-radio.com/RequestFile.aspx?id=230 Password: "ServiceManual" It is case-sensitive. Users are limited to a maximum of two downloads. Please note that the manual is contained in eight folders. We recommend that you review the Contents and Specifications folder first in order to understand the manual structure. Thank you, FlexRadio Team