Radio Shack HTX-400 Service Manual

Also see for HTX-400: Owner's manual Owner's manual

Contents

ServiceHTX-400MINI HANDHELD 70cm FMAMATEUR TRANSCEIVERCatalog Number : 19-1104CONTENTSpageSpecifications ----------------------------------------------------------------------------------------------- 1Theory of Operation --------------------------------------------------------------------------------------- 2Block Diagram ---------------------------------------------------------------------------------------------- 8Alignment Instructions ------------------------------------------------------------------------------------ 9Test Equipment Set-Up --------------------------------------------------------------------------------- 12Semiconductor Lead Identification and IC Internal Diagram ---------------------------------- 15PCB Views ------------------------------------------------------------------------------------------------- 25Wiring Diagram ------------------------------------------------------------------------------------------- 29Troubleshooting Chart ---------------------------------------------------------------------------------- 30Exploded View of Unit ---------------------------------------------------------------------------------- 31Whole Parts List ------------------------------------------------------------------------------------------ 32Schematic Diagrams ------------------------------------------------------------------------------------ 40® œ 1999 Tandy CorporationAll Rights Reserved.RadioShack is a registered trademark used by Tandy Corporation